Delete T Caschera Keyboard files directory
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Frank Adams
GitHub
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11 changed files with 0 additions and 1257 deletions
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MODIFIERKEY_LEFT_CTRL 6 14
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MODIFIERKEY_RIGHT_CTRL
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MODIFIERKEY_LEFT_SHIFT 5 13
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MODIFIERKEY_RIGHT_SHIFT 4 12
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MODIFIERKEY_LEFT_ALT 7 15
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MODIFIERKEY_RIGHT_ALT
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MODIFIERKEY_GUI 8 16
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MODIFIERKEY_FN 2 10
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KEY_A 1 10
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KEY_B 1 14
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KEY_C 1 16
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KEY_D 8 11
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KEY_E 6 13
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KEY_F 3 16
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KEY_G 4 13
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KEY_H 3 15
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KEY_I 5 15
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KEY_J 3 14
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KEY_K 3 9
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KEY_L 4 9
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KEY_M 1 12
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KEY_N 1 13
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KEY_O 7 12
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KEY_P 4 15
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KEY_Q 7 14
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KEY_R 6 12
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KEY_S 4 16
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KEY_T 6 11
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KEY_U 13 7
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KEY_V 1 15
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KEY_W 6 15
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KEY_X 2 9
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KEY_Y 6 9
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KEY_Z 2 15
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KEY_TILDE
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KEY_1 8 14
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KEY_2 8 13
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KEY_3 8 12
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KEY_4 4 14
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KEY_5 10 8
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KEY_6 8 9
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KEY_7 7 11
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KEY_8 3 10
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KEY_9 7 9
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KEY_0 5 16
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KEY_MINUS 5 14
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KEY_EQUAL 2 11
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KEY_BACKSPACE 7 10
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KEY_ESC 1 9
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KEY_F1 FN 8 14
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KEY_F2 FN 8 13
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KEY_F3 FN 8 12
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KEY_F4 FN 4 14
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KEY_F5 FN 10 8
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KEY_F6 FN 8 9
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KEY_F7 FN 7 11
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KEY_F8 FN 3 10
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KEY_F9 FN 7 9
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KEY_F10 FN 5 16
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KEY_F11
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KEY_F12
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KEY_INSERT
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KEY_DELETE 7 16
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KEY_RIGHT 3 12
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KEY_LEFT 3 13
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KEY_UP 5 11
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KEY_DOWN 4 11
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KEY_MENU
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KEY_SLASH 1 11
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KEY_PERIOD 2 12
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KEY_COMMA 4 10
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KEY_SEMICOLON 2 13
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KEY_QUOTE
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KEY_ENTER 6 10
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KEY_LEFT_BRACE 5 12
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KEY_RIGHT_BRACE 5 9
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KEY_BACKSLASH 2 16
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KEY_CAPS_LOCK 3 11
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KEY_TAB 6 16
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KEY_SPACE 2 14
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KEY_HOME FN 3 13
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KEY_END FN 3 12
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KEY_PAGE_UP FN 5 11
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KEY_PAGE_DOWN FN 4 11
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KEY_NUM_LOCK
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Before Width: | Height: | Size: 126 KiB |
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@ -1,349 +0,0 @@
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/* Copyright 2018 Frank Adams
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Licensed under the Apache License, Version 2.0 (the "License");
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you may not use this file except in compliance with the License.
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You may obtain a copy of the License at
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http://www.apache.org/licenses/LICENSE-2.0
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Unless required by applicable law or agreed to in writing, software
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distributed under the License is distributed on an "AS IS" BASIS,
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WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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See the License for the specific language governing permissions and
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limitations under the License.
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*/
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// This software implements a Sony Vaio PCG-K25 Laptop Keyboard Controller using a Teensy LC on
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// a daughterboard with a 24 pin FPC connector. The keyboard part number is KFRMBA151B.
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// This routine uses the Teensyduino "Micro-Manager Method" to send Normal and Modifier
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// keys over USB. Multi-media keys are are sent with keyboard press and release functions.
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// Description of Teensyduino keyboard functions is at www.pjrc.com/teensy/td_keyboard.html
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//
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// Revision History
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// Initial Release Nov 15, 2018
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// Rev 1 July 16, 2019 - check if slots are full when detecting a key press
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//
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#define MODIFIERKEY_FN 0x8f // give Fn key a HID code
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#define CAPS_LED 13 // Teensy LED shows Caps-Lock
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//
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const byte rows_max = 8; // sets the number of rows in the matrix
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const byte cols_max = 8; // sets the number of columns in the matrix
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//
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// Load the normal key matrix with the Teensyduino key names described at www.pjrc.com/teensy/td_keyboard.html
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// A zero indicates no normal key at that location.
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int normal[rows_max][cols_max] = {
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{KEY_ESC,KEY_A,KEY_SLASH,KEY_M,KEY_N,KEY_B,KEY_V,KEY_C},
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{KEY_X,0,KEY_EQUAL,KEY_PERIOD,KEY_SEMICOLON,KEY_SPACE,KEY_Z,KEY_BACKSLASH},
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{KEY_K,KEY_8,KEY_CAPS_LOCK,KEY_RIGHT,KEY_LEFT,KEY_J,KEY_H,KEY_F},
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{KEY_L,KEY_COMMA,KEY_DOWN,0,KEY_G,KEY_4,KEY_P,KEY_S},
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{KEY_RIGHT_BRACE,0,KEY_UP,KEY_LEFT_BRACE,0,KEY_MINUS,KEY_I,KEY_0},
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{KEY_Y,KEY_ENTER,KEY_T,KEY_R,KEY_E,0,KEY_W,KEY_TAB},
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{KEY_9,KEY_BACKSPACE,KEY_7,KEY_O,KEY_U,KEY_Q,0,KEY_DELETE},
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{KEY_6,KEY_5,KEY_D,KEY_3,KEY_2,KEY_1,0,0}
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};
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// Load the modifier key matrix with key names at the correct row-column location.
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// A zero indicates no modifier key at that location.
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int modifier[rows_max][cols_max] = {
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{0,0,0,0,0,0,0,0},
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{0,MODIFIERKEY_FN,0,0,0,0,0,0},
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{0,0,0,0,0,0,0,0},
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{0,0,0,MODIFIERKEY_RIGHT_SHIFT,0,0,0,0},
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{0,0,0,0,MODIFIERKEY_LEFT_SHIFT,0,0,0},
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{0,0,0,0,0,MODIFIERKEY_LEFT_CTRL,0,0},
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{0,0,0,0,0,0,MODIFIERKEY_LEFT_ALT,0},
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{0,0,0,0,0,0,0,MODIFIERKEY_GUI}
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};
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// Load the media key matrix with key names at the correct row-column location.
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// A zero indicates no media key at that location.
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int media[rows_max][cols_max] = {
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{0,0,0,0,0,0,0,0},
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{0,0,0,0,0,0,0,0},
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{0,0,0,0,0,0,0,0},
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{0,0,0,0,0,0,0,0},
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{0,0,0,0,0,0,0,0},
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{0,0,0,0,0,0,0,0},
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{0,0,0,0,0,0,0,0},
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{0,0,0,0,0,0,0,0}
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};
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// Initialize the old_key matrix with one's.
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// 1 = key not pressed, 0 = key is pressed
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boolean old_key[rows_max][cols_max] = {
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{1,1,1,1,1,1,1,1},
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{1,1,1,1,1,1,1,1},
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{1,1,1,1,1,1,1,1},
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{1,1,1,1,1,1,1,1},
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{1,1,1,1,1,1,1,1},
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{1,1,1,1,1,1,1,1},
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{1,1,1,1,1,1,1,1},
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{1,1,1,1,1,1,1,1}
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};
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//
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// Define the Teensy LC I/O numbers (translated from the FPC pin #)
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// Row FPC pin # 01,02,03,04,05,08,09,10,15,16,19,20,21,22,23,24
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// Teensy I/O # 23,00,22,01,24,03,25,04,18,07,16,09,15,10,14,11
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int Row_IO[rows_max] = {23, 0, 22, 1, 24, 2, 21, 3}; // Teensy LC I/O numbers for rows
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//
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// Column FPC pin # 06,07,11,12,13,14,17,18
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// Teensy I/O # 02,21,20,05,19,06,17,08
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int Col_IO[cols_max] = {25, 4, 20, 5, 19, 6, 18, 7}; // Teensy LC I/O numbers for columns
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// Declare variables that will be used by functions
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boolean slots_full = LOW; // Goes high when slots 1 thru 6 contain normal keys
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// slot 1 thru slot 6 hold the normal key values to be sent over USB.
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int slot1 = 0; //value of 0 means the slot is empty and can be used.
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int slot2 = 0;
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int slot3 = 0;
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int slot4 = 0;
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int slot5 = 0;
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int slot6 = 0;
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//
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int mod_shift_l = 0; // These variables are sent over USB as modifier keys.
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int mod_shift_r = 0; // Each is either set to 0 or MODIFIER_ ...
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int mod_ctrl_l = 0;
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int mod_ctrl_r = 0;
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int mod_alt_l = 0;
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int mod_alt_r = 0;
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int mod_gui = 0;
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//
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// Function to load the key name into the first available slot
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void load_slot(int key) {
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if (!slot1) {
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slot1 = key;
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}
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else if (!slot2) {
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slot2 = key;
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}
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else if (!slot3) {
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slot3 = key;
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}
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else if (!slot4) {
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slot4 = key;
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}
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else if (!slot5) {
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slot5 = key;
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}
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else if (!slot6) {
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slot6 = key;
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}
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if (!slot1 || !slot2 || !slot3 || !slot4 || !slot5 || !slot6) {
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slots_full = LOW; // slots are not full
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}
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else {
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slots_full = HIGH; // slots are full
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}
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}
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//
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// Function to clear the slot that contains the key name
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void clear_slot(int key) {
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if (slot1 == key) {
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slot1 = 0;
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}
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else if (slot2 == key) {
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slot2 = 0;
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}
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else if (slot3 == key) {
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slot3 = 0;
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}
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else if (slot4 == key) {
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slot4 = 0;
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}
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else if (slot5 == key) {
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slot5 = 0;
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}
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else if (slot6 == key) {
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slot6 = 0;
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}
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if (!slot1 || !slot2 || !slot3 || !slot4 || !slot5 || !slot6) {
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slots_full = LOW; // slots are not full
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}
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else {
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slots_full = HIGH; // slots are full
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}
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}
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//
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// Function to load the modifier key name into the appropriate mod variable
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void load_mod(int m_key) {
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if (m_key == MODIFIERKEY_LEFT_SHIFT) {
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mod_shift_l = m_key;
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}
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else if (m_key == MODIFIERKEY_RIGHT_SHIFT) {
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mod_shift_r = m_key;
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}
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else if (m_key == MODIFIERKEY_LEFT_CTRL) {
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mod_ctrl_l = m_key;
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}
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else if (m_key == MODIFIERKEY_RIGHT_CTRL) {
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mod_ctrl_r = m_key;
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}
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else if (m_key == MODIFIERKEY_LEFT_ALT) {
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mod_alt_l = m_key;
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}
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else if (m_key == MODIFIERKEY_RIGHT_ALT) {
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mod_alt_r = m_key;
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}
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else if (m_key == MODIFIERKEY_GUI) {
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mod_gui = m_key;
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}
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}
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//
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// Function to load 0 into the appropriate mod variable
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void clear_mod(int m_key) {
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if (m_key == MODIFIERKEY_LEFT_SHIFT) {
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mod_shift_l = 0;
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}
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else if (m_key == MODIFIERKEY_RIGHT_SHIFT) {
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mod_shift_r = 0;
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}
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else if (m_key == MODIFIERKEY_LEFT_CTRL) {
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mod_ctrl_l = 0;
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}
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else if (m_key == MODIFIERKEY_RIGHT_CTRL) {
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mod_ctrl_r = 0;
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}
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else if (m_key == MODIFIERKEY_LEFT_ALT) {
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mod_alt_l = 0;
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}
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else if (m_key == MODIFIERKEY_RIGHT_ALT) {
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mod_alt_r = 0;
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}
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else if (m_key == MODIFIERKEY_GUI) {
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mod_gui = 0;
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}
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}
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//
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// Function to send the modifier keys over usb
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void send_mod() {
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Keyboard.set_modifier(mod_shift_l | mod_shift_r | mod_ctrl_l | mod_ctrl_r | mod_alt_l | mod_alt_r | mod_gui);
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Keyboard.send_now();
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}
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//
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// Function to send the normal keys in the 6 slots over usb
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void send_normals() {
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Keyboard.set_key1(slot1);
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Keyboard.set_key2(slot2);
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Keyboard.set_key3(slot3);
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Keyboard.set_key4(slot4);
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Keyboard.set_key5(slot5);
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Keyboard.set_key6(slot6);
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Keyboard.send_now();
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}
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//
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// Function to set a pin to high impedance (acts like open drain output)
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void go_z(int pin)
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{
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pinMode(pin, INPUT);
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digitalWrite(pin, HIGH);
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}
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//
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// Function to set a pin as an input with a pullup
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void go_pu(int pin)
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{
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pinMode(pin, INPUT_PULLUP);
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digitalWrite(pin, HIGH);
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}
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//
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// Function to send a pin to a logic low
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void go_0(int pin)
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{
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pinMode(pin, OUTPUT);
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digitalWrite(pin, LOW);
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}
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//
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// Function to send a pin to a logic high
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void go_1(int pin)
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{
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pinMode(pin, OUTPUT);
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digitalWrite(pin, HIGH);
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}
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//
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//----------------------------------Setup-------------------------------------------
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void setup() {
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for (int a = 0; a < cols_max; a++) { // loop thru all column pins
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go_pu(Col_IO[a]); // set each column pin as an input with a pullup
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}
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//
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for (int b = 0; b < rows_max; b++) { // loop thru all row pins
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go_z(Row_IO[b]); // set each row pin as a floating output
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}
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}
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//
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boolean Fn_pressed = HIGH; // Initialize Fn key to HIGH = "not pressed"
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extern volatile uint8_t keyboard_leds; // 8 bits sent from Pi to Teensy that give keyboard LED status. Caps lock is bit D1.
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//
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//---------------------------------Main Loop---------------------------------------------
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//
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void loop() {
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// Scan keyboard matrix with an outer loop that drives each row low and an inner loop that reads every column (with pull ups).
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// The routine looks at each key's present state (by reading the column input pin) and also the previous state from the last scan
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// that was 30msec ago. The status of a key that was just pressed or just released is sent over USB and the state is saved in the old_key matrix.
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// The keyboard keys will read as logic low if they are pressed (negative logic).
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// The old_key matrix also uses negative logic (low=pressed).
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//
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for (int x = 0; x < rows_max; x++) { // loop thru the rows
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go_0(Row_IO[x]); // Activate Row (send it low)
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delayMicroseconds(10); // give the row time to go low and settle out
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for (int y = 0; y < cols_max; y++) { // loop thru the columns
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// **********Modifier keys including the Fn special case
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if (modifier[x][y] != 0) { // check if modifier key exists at this location in the array (a non-zero value)
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if (!digitalRead(Col_IO[y]) && (old_key[x][y])) { // Read column to see if key is low (pressed) and was previously not pressed
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if (modifier[x][y] != MODIFIERKEY_FN) { // Exclude Fn modifier key
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load_mod(modifier[x][y]); // function reads which modifier key is pressed and loads it into the appropriate mod_... variable
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send_mod(); // function sends the state of all modifier keys over usb including the one that just got pressed
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old_key[x][y] = LOW; // Save state of key as "pressed"
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}
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else {
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Fn_pressed = LOW; // Fn status variable is active low
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old_key[x][y] = LOW; // old_key state is "pressed" (active low)
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}
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}
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else if (digitalRead(Col_IO[y]) && (!old_key[x][y])) { //check if key is not pressed and was previously pressed
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if (modifier[x][y] != MODIFIERKEY_FN) { // Exclude Fn modifier key
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clear_mod(modifier[x][y]); // function reads which modifier key was released and loads 0 into the appropriate mod_... variable
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send_mod(); // function sends all mod's over usb including the one that just released
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old_key[x][y] = HIGH; // Save state of key as "not pressed"
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}
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else {
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Fn_pressed = HIGH; // Fn is no longer active
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old_key[x][y] = HIGH; // old_key state is "not pressed"
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}
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}
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}
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// ***********end of modifier section
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//
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// ***********Normal keys and media keys in this section
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else if ((normal[x][y] != 0) || (media[x][y] != 0)) { // check if normal or media key exists at this location in the array
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if (!digitalRead(Col_IO[y]) && (old_key[x][y]) && (!slots_full)) { // check if key pressed and not previously pressed and slots not full
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old_key[x][y] = LOW; // Save state of key as "pressed"
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if (Fn_pressed) { // Fn_pressed is active low so it is not pressed and normal key needs to be sent
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load_slot(normal[x][y]); //update first available slot with normal key name
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send_normals(); // send all slots over USB including the key that just got pressed
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}
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else if (media[x][y] != 0) { // Fn is pressed so send media if a key exists in the matrix
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Keyboard.press(media[x][y]); // media key is sent using keyboard press function per PJRC
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delay(5); // delay 5 milliseconds before releasing to make sure it gets sent over USB
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Keyboard.release(media[x][y]); // send media key release
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}
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}
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else if (digitalRead(Col_IO[y]) && (!old_key[x][y])) { //check if key is not pressed, but was previously pressed
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old_key[x][y] = HIGH; // Save state of key as "not pressed"
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||||
if (Fn_pressed) { // Fn is not pressed
|
||||
clear_slot(normal[x][y]); //clear the slot that contains the normal key name
|
||||
send_normals(); // send all slots over USB including the key that was just released
|
||||
}
|
||||
}
|
||||
}
|
||||
// **************end of normal and media key section
|
||||
//
|
||||
}
|
||||
go_z(Row_IO[x]); // De-activate Row (send it to hi-z)
|
||||
}
|
||||
//
|
||||
// **********keyboard scan complete
|
||||
//
|
||||
// Turn on the LED on the Teensy for Caps Lock based on bit 1 in the keyboard_leds variable controlled by the USB host computer
|
||||
//
|
||||
if (keyboard_leds & 1<<1) { // mask off all bits but D1 and test if set
|
||||
go_1(CAPS_LED); // turn on the LED
|
||||
}
|
||||
else {
|
||||
go_0(CAPS_LED); // turn off the LED
|
||||
}
|
||||
//
|
||||
delay(25); // The overall keyboard scanning rate is about 30ms
|
||||
}
|
||||
|
|
@ -1,375 +0,0 @@
|
|||
/* Copyright 2018 Frank Adams
|
||||
Licensed under the Apache License, Version 2.0 (the "License");
|
||||
you may not use this file except in compliance with the License.
|
||||
You may obtain a copy of the License at
|
||||
http://www.apache.org/licenses/LICENSE-2.0
|
||||
Unless required by applicable law or agreed to in writing, software
|
||||
distributed under the License is distributed on an "AS IS" BASIS,
|
||||
WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
|
||||
See the License for the specific language governing permissions and
|
||||
limitations under the License.
|
||||
*/
|
||||
// This software implements a Dell Inspiron 1525 Laptop Keyboard Controller using a Teensy LC on
|
||||
// a daughterboard with a 25 pin FPC connector. The keyboard part number is D9K01.
|
||||
// This routine uses the Teensyduino "Micro-Manager Method" to send Normal and Modifier
|
||||
// keys over USB. Multi-media keys are sent with keyboard press and release functions.
|
||||
// Description of Teensyduino keyboard functions is at www.pjrc.com/teensy/td_keyboard.html
|
||||
//
|
||||
// Revision History
|
||||
// Initial Release Nov 15, 2018
|
||||
//
|
||||
//
|
||||
#define MODIFIERKEY_FN 0x8f // give Fn key a HID code
|
||||
#define KEY_CURLEY_L 0xb8 // define Curley Braces HID codes, don't work
|
||||
#define KEY_CURLEY_R 0xb9
|
||||
#define KEY_TILDENEW 0x7e
|
||||
#define KEY_BPND 0x9c //doesn't work
|
||||
#define KEY_EURO 0x20ac //doesn't work
|
||||
#define CAPS_LED 13 // Teensy LED shows Caps-Lock
|
||||
//
|
||||
const byte rows_max = 14; // sets the number of rows in the matrix
|
||||
const byte cols_max = 9; // sets the number of columns in the matrix
|
||||
//
|
||||
// Load the normal key matrix with the Teensyduino key names described at www.pjrc.com/teensy/td_keyboard.html
|
||||
// A zero indicates no normal key at that location.
|
||||
//
|
||||
int normal[rows_max][cols_max] = {
|
||||
{0,0,0,0,0,0,0,0,0},
|
||||
{0,KEY_EQUAL,0,KEY_ENTER,0,KEY_F11,0,0,KEY_BACKSPACE},
|
||||
{0,KEY_MINUS,0,KEY_QUOTE,KEY_RIGHT,KEY_F10,0,0,KEY_BACKSLASH},
|
||||
{0,KEY_0,0,0,KEY_DOWN,KEY_F9,KEY_SEMICOLON,KEY_UP,KEY_P},
|
||||
{0,0,0,0,0,0,0,0,0},
|
||||
{0,KEY_9,KEY_DELETE,KEY_PERIOD,KEY_LEFT,KEY_F8,KEY_L,0,KEY_O},
|
||||
{0,KEY_8,KEY_SLASH,KEY_COMMA,0,KEY_F7,KEY_K,0,KEY_I},
|
||||
{0,KEY_7,0,KEY_M,0,KEY_F6,KEY_J,0,KEY_U},
|
||||
{0,KEY_6,0,KEY_N,0,KEY_F5,KEY_H,0,KEY_Y},
|
||||
{0,KEY_5,0,KEY_B,0,KEY_F4,KEY_G,0,KEY_T},
|
||||
{0,KEY_4,KEY_SPACE,KEY_V,0,KEY_F3,KEY_F,0,KEY_R},
|
||||
{0,KEY_3,0,KEY_C,0,KEY_F2,KEY_D,0,KEY_E},
|
||||
{0,KEY_2,0,KEY_X,0,KEY_F1,KEY_S,0,KEY_W},
|
||||
{0,KEY_1,0,KEY_Z,0,KEY_ESC,KEY_A,KEY_TAB,KEY_Q}
|
||||
};
|
||||
// Load the modifier key matrix with key names at the correct row-column location.
|
||||
// A zero indicates no modifier key at that location.
|
||||
int modifier[rows_max][cols_max] = {
|
||||
{0,0,0,0,0,0,0,0,0},
|
||||
{0,0,0,0,0,0,0,MODIFIERKEY_RIGHT_SHIFT,0},
|
||||
{0,0,0,0,0,0,0,0,0},
|
||||
{0,0,0,0,0,0,0,0,0},
|
||||
{0,0,0,0,0,0,0,0,0},
|
||||
{0,0,0,0,0,0,0,0,0},
|
||||
{0,0,0,0,0,0,0,0,0},
|
||||
{0,0,0,0,0,0,0,0,0},
|
||||
{0,0,0,0,MODIFIERKEY_FN,0,0,0,0},
|
||||
{0,0,0,0,MODIFIERKEY_LEFT_ALT,0,0,0,0},
|
||||
{0,0,0,0,0,0,0,0,0},
|
||||
{0,0,0,0,0,0,0,MODIFIERKEY_LEFT_SHIFT,0},
|
||||
{0,0,MODIFIERKEY_CTRL,0,0,0,0,0,0},
|
||||
{0,0,MODIFIERKEY_GUI,0,0,0,0,0,0}
|
||||
};
|
||||
// Load the media key matrix with Fn key names at the correct row-column location.
|
||||
// A zero indicates no media key at that location.
|
||||
int media[rows_max][cols_max] = {
|
||||
{KEY_SYSTEM_POWER_DOWN,0,0,0,0,0,0,0,0},
|
||||
{0,0,0,0,0,0,0,0,0},
|
||||
{0,0,0,KEY_RIGHT_BRACE,KEY_END,0,0,0,0},
|
||||
{0,0,0,0,KEY_PAGE_DOWN,0,KEY_LEFT_BRACE,KEY_PAGE_UP,0},
|
||||
{0,0,0,0,0,0,0,0,0},
|
||||
{0,0,0,0,KEY_HOME,0,0,0,0},
|
||||
{0,0,0,0,0,0,0,0,0},
|
||||
{0,0,0,0,0,0,0,0,0},
|
||||
{0,0,0,0,0,0,0,0,0},
|
||||
{0,0,0,0,0,0,0,0,0},
|
||||
{0,KEY_EURO,0,0,0,0,0,0,0},
|
||||
{0,KEY_BPND,0,0,0,0,0,0,0},
|
||||
{0,KEY_TILDE,0,0,0,0,0,0,0},
|
||||
{0,KEY_TILDENEW,0,0,0,0,0,KEY_CAPS_LOCK,0}
|
||||
};
|
||||
// Initialize the old_key matrix with one's.
|
||||
// 1 = key not pressed, 0 = key is pressed
|
||||
boolean old_key[rows_max][cols_max] = {
|
||||
{1,1,1,1,1,1,1,1,1},
|
||||
{1,1,1,1,1,1,1,1,1},
|
||||
{1,1,1,1,1,1,1,1,1},
|
||||
{1,1,1,1,1,1,1,1,1},
|
||||
{1,1,1,1,1,1,1,1,1},
|
||||
{1,1,1,1,1,1,1,1,1},
|
||||
{1,1,1,1,1,1,1,1,1},
|
||||
{1,1,1,1,1,1,1,1,1},
|
||||
{1,1,1,1,1,1,1,1,1},
|
||||
{1,1,1,1,1,1,1,1,1},
|
||||
{1,1,1,1,1,1,1,1,1},
|
||||
{1,1,1,1,1,1,1,1,1},
|
||||
{1,1,1,1,1,1,1,1,1},
|
||||
{1,1,1,1,1,1,1,1,1}
|
||||
};
|
||||
//
|
||||
// Define the Teensy LC I/O numbers (translated from the FPC pin #)
|
||||
// Row FPC pin # 01,02,03,04,05,06,07,08,09,10,11,12,13,14,15,16,17
|
||||
// Teensy I/O # 23,00,22,01,24,02,21,03,25,04,20,05,19,06,18,07,17
|
||||
int Row_IO[rows_max] = {20,5,19,6,18,7,17,8,16,9,15,10,14,11}; // Teensy LC I/O numbers for rows
|
||||
//
|
||||
// Column FPC pin # 18,19,20,21,22,23,24,25
|
||||
// Teensy I/O # 08,16,09,15,10,14,11,26
|
||||
int Col_IO[cols_max] = {23,0,22,1,24,2,21,3,25}; // Teensy LC I/O numbers for columns
|
||||
|
||||
|
||||
// Declare variables that will be used by functions
|
||||
boolean slots_full = LOW; // Goes high when slots 1 thru 6 contain normal keys
|
||||
// slot 1 thru slot 6 hold the normal key values to be sent over USB.
|
||||
int slot1 = 0; //value of 0 means the slot is empty and can be used.
|
||||
int slot2 = 0;
|
||||
int slot3 = 0;
|
||||
int slot4 = 0;
|
||||
int slot5 = 0;
|
||||
int slot6 = 0;
|
||||
//
|
||||
int mod_shift_l = 0; // These variables are sent over USB as modifier keys.
|
||||
int mod_shift_r = 0; // Each is either set to 0 or MODIFIER_ ...
|
||||
int mod_ctrl_l = 0;
|
||||
int mod_ctrl_r = 0;
|
||||
int mod_alt_l = 0;
|
||||
int mod_alt_r = 0;
|
||||
int mod_gui = 0;
|
||||
//
|
||||
// Function to load the key name into the first available slot
|
||||
void load_slot(int key) {
|
||||
if (!slot1) {
|
||||
slot1 = key;
|
||||
}
|
||||
else if (!slot2) {
|
||||
slot2 = key;
|
||||
}
|
||||
else if (!slot3) {
|
||||
slot3 = key;
|
||||
}
|
||||
else if (!slot4) {
|
||||
slot4 = key;
|
||||
}
|
||||
else if (!slot5) {
|
||||
slot5 = key;
|
||||
}
|
||||
else if (!slot6) {
|
||||
slot6 = key;
|
||||
}
|
||||
if (!slot1 || !slot2 || !slot3 || !slot4 || !slot5 || !slot6) {
|
||||
slots_full = LOW; // slots are not full
|
||||
}
|
||||
else {
|
||||
slots_full = HIGH; // slots are full
|
||||
}
|
||||
}
|
||||
//
|
||||
// Function to clear the slot that contains the key name
|
||||
void clear_slot(int key) {
|
||||
if (slot1 == key) {
|
||||
slot1 = 0;
|
||||
}
|
||||
else if (slot2 == key) {
|
||||
slot2 = 0;
|
||||
}
|
||||
else if (slot3 == key) {
|
||||
slot3 = 0;
|
||||
}
|
||||
else if (slot4 == key) {
|
||||
slot4 = 0;
|
||||
}
|
||||
else if (slot5 == key) {
|
||||
slot5 = 0;
|
||||
}
|
||||
else if (slot6 == key) {
|
||||
slot6 = 0;
|
||||
}
|
||||
slots_full = LOW;
|
||||
}
|
||||
//
|
||||
// Function to load the modifier key name into the appropriate mod variable
|
||||
void load_mod(int m_key) {
|
||||
if (m_key == MODIFIERKEY_LEFT_SHIFT) {
|
||||
mod_shift_l = m_key;
|
||||
}
|
||||
else if (m_key == MODIFIERKEY_RIGHT_SHIFT) {
|
||||
mod_shift_r = m_key;
|
||||
}
|
||||
else if (m_key == MODIFIERKEY_LEFT_CTRL) {
|
||||
mod_ctrl_l = m_key;
|
||||
}
|
||||
else if (m_key == MODIFIERKEY_RIGHT_CTRL) {
|
||||
mod_ctrl_r = m_key;
|
||||
}
|
||||
else if (m_key == MODIFIERKEY_LEFT_ALT) {
|
||||
mod_alt_l = m_key;
|
||||
}
|
||||
else if (m_key == MODIFIERKEY_RIGHT_ALT) {
|
||||
mod_alt_r = m_key;
|
||||
}
|
||||
else if (m_key == MODIFIERKEY_GUI) {
|
||||
mod_gui = m_key;
|
||||
}
|
||||
}
|
||||
//
|
||||
// Function to load 0 into the appropriate mod variable
|
||||
void clear_mod(int m_key) {
|
||||
if (m_key == MODIFIERKEY_LEFT_SHIFT) {
|
||||
mod_shift_l = 0;
|
||||
}
|
||||
else if (m_key == MODIFIERKEY_RIGHT_SHIFT) {
|
||||
mod_shift_r = 0;
|
||||
}
|
||||
else if (m_key == MODIFIERKEY_LEFT_CTRL) {
|
||||
mod_ctrl_l = 0;
|
||||
}
|
||||
else if (m_key == MODIFIERKEY_RIGHT_CTRL) {
|
||||
mod_ctrl_r = 0;
|
||||
}
|
||||
else if (m_key == MODIFIERKEY_LEFT_ALT) {
|
||||
mod_alt_l = 0;
|
||||
}
|
||||
else if (m_key == MODIFIERKEY_RIGHT_ALT) {
|
||||
mod_alt_r = 0;
|
||||
}
|
||||
else if (m_key == MODIFIERKEY_GUI) {
|
||||
mod_gui = 0;
|
||||
}
|
||||
}
|
||||
//
|
||||
// Function to send the modifier keys over usb
|
||||
void send_mod() {
|
||||
Keyboard.set_modifier(mod_shift_l | mod_shift_r | mod_ctrl_l | mod_ctrl_r | mod_alt_l | mod_alt_r | mod_gui);
|
||||
Keyboard.send_now();
|
||||
}
|
||||
//
|
||||
// Function to send the normal keys in the 6 slots over usb
|
||||
void send_normals() {
|
||||
Keyboard.set_key1(slot1);
|
||||
Keyboard.set_key2(slot2);
|
||||
Keyboard.set_key3(slot3);
|
||||
Keyboard.set_key4(slot4);
|
||||
Keyboard.set_key5(slot5);
|
||||
Keyboard.set_key6(slot6);
|
||||
Keyboard.send_now();
|
||||
}
|
||||
//
|
||||
// Function to set a pin to high impedance (acts like open drain output)
|
||||
void go_z(int pin)
|
||||
{
|
||||
pinMode(pin, INPUT);
|
||||
digitalWrite(pin, HIGH);
|
||||
}
|
||||
//
|
||||
// Function to set a pin as an input with a pullup
|
||||
void go_pu(int pin)
|
||||
{
|
||||
pinMode(pin, INPUT_PULLUP);
|
||||
digitalWrite(pin, HIGH);
|
||||
}
|
||||
//
|
||||
// Function to send a pin to a logic low
|
||||
void go_0(int pin)
|
||||
{
|
||||
pinMode(pin, OUTPUT);
|
||||
digitalWrite(pin, LOW);
|
||||
}
|
||||
//
|
||||
// Function to send a pin to a logic high
|
||||
void go_1(int pin)
|
||||
{
|
||||
pinMode(pin, OUTPUT);
|
||||
digitalWrite(pin, HIGH);
|
||||
}
|
||||
//
|
||||
//----------------------------------Setup-------------------------------------------
|
||||
void setup() {
|
||||
for (int a = 0; a < cols_max; a++) { // loop thru all column pins
|
||||
go_pu(Col_IO[a]); // set each column pin as an input with a pullup
|
||||
}
|
||||
//
|
||||
for (int b = 0; b < rows_max; b++) { // loop thru all row pins
|
||||
go_z(Row_IO[b]); // set each row pin as a floating output
|
||||
}
|
||||
}
|
||||
//
|
||||
boolean Fn_pressed = HIGH; // Initialize Fn key to HIGH = "not pressed"
|
||||
extern volatile uint8_t keyboard_leds; // 8 bits sent from Pi to Teensy that give keyboard LED status. Caps lock is bit D1.
|
||||
//
|
||||
//---------------------------------Main Loop---------------------------------------------
|
||||
//
|
||||
void loop() {
|
||||
// Scan keyboard matrix with an outer loop that drives each row low and an inner loop that reads every column (with pull ups).
|
||||
// The routine looks at each key's present state (by reading the column input pin) and also the previous state from the last scan
|
||||
// that was 30msec ago. The status of a key that was just pressed or just released is sent over USB and the state is saved in the old_key matrix.
|
||||
// The keyboard keys will read as logic low if they are pressed (negative logic).
|
||||
// The old_key matrix also uses negative logic (low=pressed).
|
||||
//
|
||||
for (int x = 0; x < rows_max; x++) { // loop thru the rows
|
||||
go_0(Row_IO[x]); // Activate Row (send it low)
|
||||
delayMicroseconds(10); // give the row time to go low and settle out
|
||||
for (int y = 0; y < cols_max; y++) { // loop thru the columns
|
||||
// **********Modifier keys including the Fn special case
|
||||
if (modifier[x][y] != 0) { // check if modifier key exists at this location in the array (a non-zero value)
|
||||
if (!digitalRead(Col_IO[y]) && (old_key[x][y])) { // Read column to see if key is low (pressed) and was previously not pressed
|
||||
if (modifier[x][y] != MODIFIERKEY_FN) { // Exclude Fn modifier key
|
||||
load_mod(modifier[x][y]); // function reads which modifier key is pressed and loads it into the appropriate mod_... variable
|
||||
send_mod(); // function sends the state of all modifier keys over usb including the one that just got pressed
|
||||
old_key[x][y] = LOW; // Save state of key as "pressed"
|
||||
}
|
||||
else {
|
||||
Fn_pressed = LOW; // Fn status variable is active low
|
||||
old_key[x][y] = LOW; // old_key state is "pressed" (active low)
|
||||
}
|
||||
}
|
||||
else if (digitalRead(Col_IO[y]) && (!old_key[x][y])) { //check if key is not pressed and was previously pressed
|
||||
if (modifier[x][y] != MODIFIERKEY_FN) { // Exclude Fn modifier key
|
||||
clear_mod(modifier[x][y]); // function reads which modifier key was released and loads 0 into the appropriate mod_... variable
|
||||
send_mod(); // function sends all mod's over usb including the one that just released
|
||||
old_key[x][y] = HIGH; // Save state of key as "not pressed"
|
||||
}
|
||||
else {
|
||||
Fn_pressed = HIGH; // Fn is no longer active
|
||||
old_key[x][y] = HIGH; // old_key state is "not pressed"
|
||||
}
|
||||
}
|
||||
}
|
||||
// ***********end of modifier section
|
||||
//
|
||||
// ***********Normal keys and media keys in this section
|
||||
else if ((normal[x][y] != 0) || (media[x][y] != 0)) { // check if normal or media key exists at this location in the array
|
||||
if (!digitalRead(Col_IO[y]) && (old_key[x][y])) { // check if key is pressed and was not previously pressed
|
||||
old_key[x][y] = LOW; // Save state of key as "pressed"
|
||||
if (Fn_pressed) { // Fn_pressed is active low so it is not pressed and normal key needs to be sent
|
||||
load_slot(normal[x][y]); //update first available slot with normal key name
|
||||
send_normals(); // send all slots over USB including the key that just got pressed
|
||||
}
|
||||
else if (media[x][y] != 0) { // Fn is pressed so send media if a key exists in the matrix
|
||||
Keyboard.press(media[x][y]); // media key is sent using keyboard press function per PJRC
|
||||
delay(5); // delay 5 milliseconds before releasing to make sure it gets sent over USB
|
||||
Keyboard.release(media[x][y]); // send media key release
|
||||
}
|
||||
}
|
||||
else if (digitalRead(Col_IO[y]) && (!old_key[x][y])) { //check if key is not pressed, but was previously pressed
|
||||
old_key[x][y] = HIGH; // Save state of key as "not pressed"
|
||||
if (Fn_pressed) { // Fn is not pressed
|
||||
clear_slot(normal[x][y]); //clear the slot that contains the normal key name
|
||||
send_normals(); // send all slots over USB including the key that was just released
|
||||
}
|
||||
}
|
||||
}
|
||||
// **************end of normal and media key section
|
||||
//
|
||||
}
|
||||
go_z(Row_IO[x]); // De-activate Row (send it to hi-z)
|
||||
}
|
||||
//
|
||||
// **********keyboard scan complete
|
||||
//
|
||||
// Turn on the LED on the Teensy for Caps Lock based on bit 1 in the keyboard_leds variable controlled by the USB host computer
|
||||
//
|
||||
if (keyboard_leds & 1<<1) { // mask off all bits but D1 and test if set
|
||||
go_1(CAPS_LED); // turn on the LED
|
||||
}
|
||||
else {
|
||||
go_0(CAPS_LED); // turn off the LED
|
||||
}
|
||||
//
|
||||
delay(25); // The overall keyboard scanning rate is about 30ms
|
||||
}
|
||||
Binary file not shown.
|
Before Width: | Height: | Size: 2.6 MiB |
Binary file not shown.
|
Before Width: | Height: | Size: 2.6 MiB |
|
|
@ -1,16 +0,0 @@
|
|||
Connector for Q10 keyboard is a Hirose BM14B(0.8)-24DS-0.4V(53) Digikey PN H122178CT-ND
|
||||
The custom breakout board is from reply #20 of this forum post:
|
||||
https://www.eevblog.com/forum/beginners/how-to-connect-to-a-very-very-challanging-blackberry-q10-keyboard-connector/
|
||||
Columns and rows associated with their pin on custom breakout board in the keyboard matrix of the Q10 keyboard:
|
||||
|
||||
COL1 COL2 COL3 COL4 COL5
|
||||
PIN7 PIN9 PIN10 PIN17 PIN19
|
||||
ROW1 PIN6 Q E R U O
|
||||
ROW2 PIN8 W S G H L
|
||||
ROW3 PIN18 sym D T Y I
|
||||
ROW4 PIN20 A P sh2 ret bck
|
||||
ROW5 PIN21 alt Z V B $
|
||||
ROW6 PIN22 spc X C N M
|
||||
ROW7 PIN27 mike sh1 F J K
|
||||
|
||||
|
||||
|
|
@ -1,432 +0,0 @@
|
|||
/* Copyright 2018 Frank Adams
|
||||
Licensed under the Apache License, Version 2.0 (the "License");
|
||||
you may not use this file except in compliance with the License.
|
||||
You may obtain a copy of the License at
|
||||
http://www.apache.org/licenses/LICENSE-2.0
|
||||
Unless required by applicable law or agreed to in writing, software
|
||||
distributed under the License is distributed on an "AS IS" BASIS,
|
||||
WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
|
||||
See the License for the specific language governing permissions and
|
||||
limitations under the License.
|
||||
*/
|
||||
// The PCB is documented in reply#20 of this post:
|
||||
// https://www.eevblog.com/forum/beginners/how-to-connect-to-a-very-very-challanging-blackberry-q10-keyboard-connector/
|
||||
#define MODIFIERKEY_FN 0x8f // give Fn key a HID code
|
||||
#define CAPS_LED 13 // Teensy LED shows Caps-Lock
|
||||
|
||||
#define KEY_HASHTILDE 0x32
|
||||
#define KEY_KPLEFTPAREN 0xb6 // Keypad {
|
||||
#define KEY_KPRIGHTPAREN 0xb7 // Keypad )
|
||||
#define KEY_AT 0xce // Keypad @
|
||||
#define KEY_EXCL 0xcf // Keypad !
|
||||
#define KEY_COLON 0xcb // Keypad :
|
||||
#define KEY_APOSTROPHE 0x34
|
||||
#define KEY_QQUOTE 0x34
|
||||
#define KEY_UNDER 0x01 // _
|
||||
#define KEY_QUEST 0x38 // _
|
||||
//
|
||||
const byte rows_max = 7; // sets the number of rows in the matrix
|
||||
const byte cols_max = 5; // sets the number of columns in the matrix
|
||||
//
|
||||
// Load the normal key matrix with the Teensyduino key names described at www.pjrc.com/teensy/td_keyboard.html
|
||||
// A zero indicates no normal key at that location.
|
||||
//
|
||||
int normal[rows_max][cols_max] = {
|
||||
{KEY_Q,KEY_E,KEY_R,KEY_U,KEY_O},
|
||||
{KEY_W,KEY_S,KEY_G,KEY_H,KEY_L},
|
||||
{0,KEY_D,KEY_T,KEY_Y,KEY_I},
|
||||
{KEY_A,KEY_P,0,KEY_ENTER,KEY_BACKSPACE},
|
||||
{0,KEY_X,KEY_V,KEY_B,0},
|
||||
{KEY_SPACE,KEY_Z,KEY_C,KEY_N,KEY_M},
|
||||
{KEY_ESC,0,KEY_F,KEY_J,KEY_K}
|
||||
};
|
||||
// Load the modifier key matrix with key names at the correct row-column location.
|
||||
// A zero indicates no modifier key at that location.
|
||||
int modifier[rows_max][cols_max] = {
|
||||
{0,0,0,0,0},
|
||||
{0,0,0,0,0},
|
||||
{MODIFIERKEY_FN,0,0,0,0},
|
||||
{0,0,MODIFIERKEY_RIGHT_SHIFT,0,0},
|
||||
{MODIFIERKEY_LEFT_ALT,0,0,0,MODIFIERKEY_RIGHT_CTRL},
|
||||
{0,0,0,0,0},
|
||||
{0,MODIFIERKEY_LEFT_SHIFT,0,0,0}
|
||||
};
|
||||
// Load the media key matrix with Fn key names at the correct row-column location.
|
||||
// A zero indicates no media key at that location.
|
||||
int media[rows_max][cols_max] = {
|
||||
{KEY_HASHTILDE,KEY_2,KEY_3,KEY_UNDER,KEYPAD_PLUS},
|
||||
{KEY_1,KEY_4,KEY_SLASH,KEY_COLON,KEY_QQUOTE},
|
||||
{0,KEY_5,KEY_KPLEFTPAREN,KEY_KPRIGHTPAREN,KEY_MINUS},
|
||||
{KEYPAD_ASTERIX,KEY_AT,0,0,KEY_DELETE},
|
||||
{0,KEY_8,KEY_QUEST,KEY_EXCL,0},
|
||||
{0,KEY_7,KEY_9,KEY_COMMA,KEY_PERIOD},
|
||||
{KEY_0,0,KEY_6,KEY_SEMICOLON,KEY_QUOTE}
|
||||
};
|
||||
// Initialize the old_key matrix with one's.
|
||||
// 1 = key not pressed, 0 = key is pressed
|
||||
boolean old_key[rows_max][cols_max] = {
|
||||
{1,1,1,1,1},
|
||||
{1,1,1,1,1},
|
||||
{1,1,1,1,1},
|
||||
{1,1,1,1,1},
|
||||
{1,1,1,1,1},
|
||||
{1,1,1,1,1},
|
||||
{1,1,1,1,1}
|
||||
};
|
||||
//
|
||||
// Define the Teensy LC I/O numbers (translated from the FPC pin #)
|
||||
int Row_IO[rows_max] = {4,6,18,20,21,22,23}; // Teensy LC I/O numbers for rows
|
||||
//
|
||||
int Col_IO[cols_max] = {5,7,8,17,19}; // Teensy LC I/O numbers for columns
|
||||
|
||||
// Declare variables that will be used by functions
|
||||
boolean slots_full = LOW; // Goes high when slots 1 thru 6 contain normal keys
|
||||
// slot 1 thru slot 6 hold the normal key values to be sent over USB.
|
||||
int slot1 = 0; //value of 0 means the slot is empty and can be used.
|
||||
int slot2 = 0;
|
||||
int slot3 = 0;
|
||||
int slot4 = 0;
|
||||
int slot5 = 0;
|
||||
int slot6 = 0;
|
||||
//
|
||||
int mod_shift_l = 0; // These variables are sent over USB as modifier keys.
|
||||
int mod_shift_r = 0; // Each is either set to 0 or MODIFIER_ ...
|
||||
int mod_ctrl_l = 0;
|
||||
int mod_ctrl_r = 0;
|
||||
int mod_alt_l = 0;
|
||||
int mod_alt_r = 0;
|
||||
int mod_gui = 0;
|
||||
//
|
||||
// Function to load the key name into the first available slot
|
||||
void load_slot(int key) {
|
||||
if (!slot1) {
|
||||
slot1 = key;
|
||||
}
|
||||
else if (!slot2) {
|
||||
slot2 = key;
|
||||
}
|
||||
else if (!slot3) {
|
||||
slot3 = key;
|
||||
}
|
||||
else if (!slot4) {
|
||||
slot4 = key;
|
||||
}
|
||||
else if (!slot5) {
|
||||
slot5 = key;
|
||||
}
|
||||
else if (!slot6) {
|
||||
slot6 = key;
|
||||
}
|
||||
if (!slot1 || !slot2 || !slot3 || !slot4 || !slot5 || !slot6) {
|
||||
slots_full = LOW; // slots are not full
|
||||
}
|
||||
else {
|
||||
slots_full = HIGH; // slots are full
|
||||
}
|
||||
}
|
||||
//
|
||||
// Function to clear the slot that contains the key name
|
||||
void clear_slot(int key) {
|
||||
if (slot1 == key) {
|
||||
slot1 = 0;
|
||||
}
|
||||
else if (slot2 == key) {
|
||||
slot2 = 0;
|
||||
}
|
||||
else if (slot3 == key) {
|
||||
slot3 = 0;
|
||||
}
|
||||
else if (slot4 == key) {
|
||||
slot4 = 0;
|
||||
}
|
||||
else if (slot5 == key) {
|
||||
slot5 = 0;
|
||||
}
|
||||
else if (slot6 == key) {
|
||||
slot6 = 0;
|
||||
}
|
||||
slots_full = LOW;
|
||||
}
|
||||
//
|
||||
// Function to load the modifier key name into the appropriate mod variable
|
||||
void load_mod(int m_key) {
|
||||
if (m_key == MODIFIERKEY_LEFT_SHIFT) {
|
||||
mod_shift_l = m_key;
|
||||
}
|
||||
else if (m_key == MODIFIERKEY_RIGHT_SHIFT) {
|
||||
mod_shift_r = m_key;
|
||||
}
|
||||
else if (m_key == MODIFIERKEY_LEFT_CTRL) {
|
||||
mod_ctrl_l = m_key;
|
||||
}
|
||||
else if (m_key == MODIFIERKEY_RIGHT_CTRL) {
|
||||
mod_ctrl_r = m_key;
|
||||
}
|
||||
else if (m_key == MODIFIERKEY_LEFT_ALT) {
|
||||
mod_alt_l = m_key;
|
||||
}
|
||||
else if (m_key == MODIFIERKEY_RIGHT_ALT) {
|
||||
mod_alt_r = m_key;
|
||||
}
|
||||
else if (m_key == MODIFIERKEY_GUI) {
|
||||
mod_gui = m_key;
|
||||
}
|
||||
}
|
||||
//
|
||||
// Function to load 0 into the appropriate mod variable
|
||||
void clear_mod(int m_key) {
|
||||
if (m_key == MODIFIERKEY_LEFT_SHIFT) {
|
||||
mod_shift_l = 0;
|
||||
}
|
||||
else if (m_key == MODIFIERKEY_RIGHT_SHIFT) {
|
||||
mod_shift_r = 0;
|
||||
}
|
||||
else if (m_key == MODIFIERKEY_LEFT_CTRL) {
|
||||
mod_ctrl_l = 0;
|
||||
}
|
||||
else if (m_key == MODIFIERKEY_RIGHT_CTRL) {
|
||||
mod_ctrl_r = 0;
|
||||
}
|
||||
else if (m_key == MODIFIERKEY_LEFT_ALT) {
|
||||
mod_alt_l = 0;
|
||||
}
|
||||
else if (m_key == MODIFIERKEY_RIGHT_ALT) {
|
||||
mod_alt_r = 0;
|
||||
}
|
||||
else if (m_key == MODIFIERKEY_GUI) {
|
||||
mod_gui = 0;
|
||||
}
|
||||
}
|
||||
//
|
||||
// Function to send the modifier keys over usb
|
||||
void send_mod() {
|
||||
Keyboard.set_modifier(mod_shift_l | mod_shift_r | mod_ctrl_l | mod_ctrl_r | mod_alt_l | mod_alt_r | mod_gui);
|
||||
Keyboard.send_now();
|
||||
}
|
||||
//
|
||||
// Function to send the normal keys in the 6 slots over usb
|
||||
void send_normals() {
|
||||
Keyboard.set_key1(slot1);
|
||||
Keyboard.set_key2(slot2);
|
||||
Keyboard.set_key3(slot3);
|
||||
Keyboard.set_key4(slot4);
|
||||
Keyboard.set_key5(slot5);
|
||||
Keyboard.set_key6(slot6);
|
||||
Keyboard.send_now();
|
||||
}
|
||||
//
|
||||
// Function to set a pin to high impedance (acts like open drain output)
|
||||
void go_z(int pin)
|
||||
{
|
||||
pinMode(pin, INPUT);
|
||||
digitalWrite(pin, HIGH);
|
||||
}
|
||||
//
|
||||
// Function to set a pin as an input with a pullup
|
||||
void go_pu(int pin)
|
||||
{
|
||||
pinMode(pin, INPUT_PULLUP);
|
||||
digitalWrite(pin, HIGH);
|
||||
}
|
||||
//
|
||||
// Function to send a pin to a logic low
|
||||
void go_0(int pin)
|
||||
{
|
||||
pinMode(pin, OUTPUT);
|
||||
digitalWrite(pin, LOW);
|
||||
}
|
||||
//
|
||||
// Function to send a pin to a logic high
|
||||
void go_1(int pin)
|
||||
{
|
||||
pinMode(pin, OUTPUT);
|
||||
digitalWrite(pin, HIGH);
|
||||
}
|
||||
//
|
||||
//----------------------------------Setup-------------------------------------------
|
||||
void setup() {
|
||||
for (int a = 0; a < cols_max; a++) { // loop thru all column pins
|
||||
go_pu(Col_IO[a]); // set each column pin as an input with a pullup
|
||||
}
|
||||
//
|
||||
for (int b = 0; b < rows_max; b++) { // loop thru all row pins
|
||||
go_z(Row_IO[b]); // set each row pin as a floating output
|
||||
}
|
||||
}
|
||||
//
|
||||
boolean Fn_pressed = HIGH; // Initialize Fn key to HIGH = "not pressed"
|
||||
extern volatile uint8_t keyboard_leds; // 8 bits sent from Pi to Teensy that give keyboard LED status. Caps lock is bit D1.
|
||||
//
|
||||
//---------------------------------Main Loop---------------------------------------------
|
||||
//
|
||||
void loop() {
|
||||
// Scan keyboard matrix with an outer loop that drives each row low and an inner loop that reads every column (with pull ups).
|
||||
// The routine looks at each key's present state (by reading the column input pin) and also the previous state from the last scan
|
||||
// that was 30msec ago. The status of a key that was just pressed or just released is sent over USB and the state is saved in the old_key matrix.
|
||||
// The keyboard keys will read as logic low if they are pressed (negative logic).
|
||||
// The old_key matrix also uses negative logic (low=pressed).
|
||||
//
|
||||
for (int x = 0; x < rows_max; x++) { // loop thru the rows
|
||||
go_0(Row_IO[x]); // Activate Row (send it low)
|
||||
delayMicroseconds(10); // give the row time to go low and settle out
|
||||
for (int y = 0; y < cols_max; y++) { // loop thru the columns
|
||||
// **********Modifier keys including the Fn special case
|
||||
if (modifier[x][y] != 0) { // check if modifier key exists at this location in the array (a non-zero value)
|
||||
if (!digitalRead(Col_IO[y]) && (old_key[x][y])) { // Read column to see if key is low (pressed) and was previously not pressed
|
||||
if (modifier[x][y] != MODIFIERKEY_FN) { // Exclude Fn modifier key
|
||||
load_mod(modifier[x][y]); // function reads which modifier key is pressed and loads it into the appropriate mod_... variable
|
||||
send_mod(); // function sends the state of all modifier keys over usb including the one that just got pressed
|
||||
old_key[x][y] = LOW; // Save state of key as "pressed"
|
||||
}
|
||||
else {
|
||||
Fn_pressed = LOW; // Fn status variable is active low
|
||||
old_key[x][y] = LOW; // old_key state is "pressed" (active low)
|
||||
}
|
||||
}
|
||||
else if (digitalRead(Col_IO[y]) && (!old_key[x][y])) { //check if key is not pressed and was previously pressed
|
||||
if (modifier[x][y] != MODIFIERKEY_FN) { // Exclude Fn modifier key
|
||||
clear_mod(modifier[x][y]); // function reads which modifier key was released and loads 0 into the appropriate mod_... variable
|
||||
send_mod(); // function sends all mod's over usb including the one that just released
|
||||
old_key[x][y] = HIGH; // Save state of key as "not pressed"
|
||||
}
|
||||
else {
|
||||
Fn_pressed = HIGH; // Fn is no longer active
|
||||
old_key[x][y] = HIGH; // old_key state is "not pressed"
|
||||
}
|
||||
}
|
||||
}
|
||||
// ***********end of modifier section
|
||||
//
|
||||
// ***********Normal keys and media keys in this section
|
||||
else if ((normal[x][y] != 0) || (media[x][y] != 0)) { // check if normal or media key exists at this location in the array
|
||||
if (!digitalRead(Col_IO[y]) && (old_key[x][y])) { // check if key is pressed and was not previously pressed
|
||||
old_key[x][y] = LOW; // Save state of key as "pressed"
|
||||
if (Fn_pressed) { // Fn_pressed is active low so it is not pressed and normal key needs to be sent
|
||||
load_slot(normal[x][y]); //update first available slot with normal key name
|
||||
send_normals(); // send all slots over USB including the key that just got pressed
|
||||
}
|
||||
else if (media[x][y] != 0) { // Fn is pressed so send media if a key exists in the matrix
|
||||
if (media[x][y] == KEY_AT) {
|
||||
Keyboard.press(MODIFIERKEY_RIGHT_SHIFT);
|
||||
delay(5);
|
||||
Keyboard.press(KEY_2);
|
||||
delay(5);
|
||||
Keyboard.release(KEY_2);
|
||||
delay(5);
|
||||
Keyboard.release(MODIFIERKEY_RIGHT_SHIFT);
|
||||
delay(5);
|
||||
}
|
||||
else if (media[x][y] == KEY_HASHTILDE) {
|
||||
Keyboard.press(MODIFIERKEY_RIGHT_SHIFT);
|
||||
delay(5);
|
||||
Keyboard.press(KEY_3);
|
||||
delay(5);
|
||||
Keyboard.release(KEY_3);
|
||||
delay(5);
|
||||
Keyboard.release(MODIFIERKEY_RIGHT_SHIFT);
|
||||
delay(5);
|
||||
}
|
||||
else if (media[x][y] == KEY_UNDER) {
|
||||
Keyboard.press(MODIFIERKEY_RIGHT_SHIFT);
|
||||
delay(5);
|
||||
Keyboard.press(KEY_MINUS);
|
||||
delay(5);
|
||||
Keyboard.release(KEY_MINUS);
|
||||
delay(5);
|
||||
Keyboard.release(MODIFIERKEY_RIGHT_SHIFT);
|
||||
delay(5);
|
||||
}
|
||||
else if (media[x][y] == KEY_COLON) {
|
||||
Keyboard.press(MODIFIERKEY_RIGHT_SHIFT);
|
||||
delay(5);
|
||||
Keyboard.press(KEY_SEMICOLON);
|
||||
delay(5);
|
||||
Keyboard.release(KEY_SEMICOLON);
|
||||
delay(5);
|
||||
Keyboard.release(MODIFIERKEY_RIGHT_SHIFT);
|
||||
delay(5);
|
||||
}
|
||||
else if (media[x][y] == KEY_KPLEFTPAREN) {
|
||||
Keyboard.press(MODIFIERKEY_RIGHT_SHIFT);
|
||||
delay(5);
|
||||
Keyboard.press(KEY_9);
|
||||
delay(5);
|
||||
Keyboard.release(KEY_9);
|
||||
delay(5);
|
||||
Keyboard.release(MODIFIERKEY_RIGHT_SHIFT);
|
||||
delay(5);
|
||||
}
|
||||
else if (media[x][y] == KEY_KPRIGHTPAREN) {
|
||||
Keyboard.press(MODIFIERKEY_RIGHT_SHIFT);
|
||||
delay(5);
|
||||
Keyboard.press(KEY_0);
|
||||
delay(5);
|
||||
Keyboard.release(KEY_0);
|
||||
delay(5);
|
||||
Keyboard.release(MODIFIERKEY_RIGHT_SHIFT);
|
||||
delay(5);
|
||||
}
|
||||
else if (media[x][y] == KEY_QUEST) {
|
||||
Keyboard.press(MODIFIERKEY_RIGHT_SHIFT);
|
||||
delay(5);
|
||||
Keyboard.press(KEY_SLASH);
|
||||
delay(5);
|
||||
Keyboard.release(KEY_SLASH);
|
||||
delay(5);
|
||||
Keyboard.release(MODIFIERKEY_RIGHT_SHIFT);
|
||||
delay(5);
|
||||
}
|
||||
else if (media[x][y] == KEY_EXCL) {
|
||||
Keyboard.press(MODIFIERKEY_RIGHT_SHIFT);
|
||||
delay(5);
|
||||
Keyboard.press(KEY_1);
|
||||
delay(5);
|
||||
Keyboard.release(KEY_1);
|
||||
delay(5);
|
||||
Keyboard.release(MODIFIERKEY_RIGHT_SHIFT);
|
||||
delay(5);
|
||||
}
|
||||
else if (media[x][y] == KEY_QQUOTE) {
|
||||
Keyboard.press(MODIFIERKEY_RIGHT_SHIFT);
|
||||
delay(5);
|
||||
Keyboard.press(KEY_QUOTE);
|
||||
delay(5);
|
||||
Keyboard.release(KEY_QUOTE);
|
||||
delay(5);
|
||||
Keyboard.release(MODIFIERKEY_RIGHT_SHIFT);
|
||||
delay(5);
|
||||
}
|
||||
else {
|
||||
Keyboard.press(media[x][y]); // media key is sent using keyboard press function per PJRC
|
||||
delay(5); // delay 5 milliseconds before releasing to make sure it gets sent over USB
|
||||
Keyboard.release(media[x][y]); // send media key release
|
||||
}
|
||||
}
|
||||
}
|
||||
else if (digitalRead(Col_IO[y]) && (!old_key[x][y])) { //check if key is not pressed, but was previously pressed
|
||||
old_key[x][y] = HIGH; // Save state of key as "not pressed"
|
||||
if (Fn_pressed) { // Fn is not pressed
|
||||
clear_slot(normal[x][y]); //clear the slot that contains the normal key name
|
||||
send_normals(); // send all slots over USB including the key that was just released
|
||||
}
|
||||
}
|
||||
}
|
||||
// **************end of normal and media key section
|
||||
//
|
||||
}
|
||||
go_z(Row_IO[x]); // De-activate Row (send it to hi-z)
|
||||
}
|
||||
//
|
||||
// **********keyboard scan complete
|
||||
//
|
||||
// Turn on the LED on the Teensy for Caps Lock based on bit 1 in the keyboard_leds variable controlled by the USB host computer
|
||||
//
|
||||
if (keyboard_leds & 1<<1) { // mask off all bits but D1 and test if set
|
||||
go_1(CAPS_LED); // turn on the LED
|
||||
}
|
||||
else {
|
||||
go_0(CAPS_LED); // turn off the LED
|
||||
}
|
||||
//
|
||||
delay(25); // The overall keyboard scanning rate is about 30ms
|
||||
}
|
||||
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Reference in a new issue