medvedych/USB_Laptop_Keyboard_Controller
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Added check for full slots

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Frank Adams 2019-07-16 22:43:43 -07:00 committed by GitHub
parent 592ca828ae
commit 68664818ea
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1 changed files with 10 additions and 4 deletions
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14
Example_Keyboards/Lenovo_ThinkPad_T61/Teensy LC/Lenovo_T61_KBandTP_LC.ino
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@ -21,6 +21,7 @@
// Revision History
// Rev 1.0 - Nov 20, 2018 - Original Release
// Rev 1.1 - Dec 2, 2018 - Replaced ps/2 trackpoint code from playground arduino with my own code
// Rev 1.2 - July 16, 2019 - Check if slots are full when detecting a key press
//
#define MODIFIERKEY_FN 0x8f // give Fn key a HID code
// Trackpoint signals
@ -446,7 +447,12 @@ void clear_slot(int key) {
else if (slot6 == key) {
slot6 = 0;
}
slots_full = LOW;
if (!slot1 || !slot2 || !slot3 || !slot4 || !slot5 || !slot6) {
slots_full = LOW; // slots are not full
}
else {
slots_full = HIGH; // slots are full
}
}
//
// Function to load the modifier key name into the appropriate mod variable
@ -595,7 +601,7 @@ void loop() {
//
// ***********Normal keys section
else if (normal[x][y] != 0) { // check if normal key exists at this location in the array (a non-zero value)
if (!digitalRead(Col_IO[y]) && (old_key[x][y])) { // check if key is pressed and was not previously pressed
if (!digitalRead(Col_IO[y]) && (old_key[x][y]) && (!slots_full)) { // check if key pressed and not previously pressed and slots not full
old_key[x][y] = LOW; // Save state of key as "pressed"
if ((normal[x][y] == KEY_SCROLL_LOCK) && (!Fn_pressed)) { // check for special case of Num Lock Key
load_slot(KEY_NUM_LOCK); // update first available slot with Num Lock instead of Scroll Lock
@ -654,14 +660,14 @@ void loop() {
over_flow = 1; // set the overflow flag
}
// change the x data from 9 bit to 8 bit 2's complement
mx = mx >> 1; // convert to 7 bits of data by dividing by 2
mx = mx >> 1; // convert to 7 bits by dividing by 2 (comment this line out if you want more responsive TP)
mx = mx & 0x7f; // don't allow sign extension
if ((0x10 & mstat) == 0x10) { // move the sign into
mx = 0x80 | mx; // the 8th bit position
}
// change the y data from 9 bit to 8 bit 2's complement and then take the 2's complement
// because y movement on ps/2 format is opposite of touchpad.move function
my = my >> 1; // convert to 7 bits of data by dividing by 2
my = my >> 1; // convert to 7 bits by dividing by 2 (comment this line out if you want more responsive TP)
my = my & 0x7f; // don't allow sign extension
if ((0x20 & mstat) == 0x20) { // move the sign into
my = 0x80 | my; // the 8th bit position