clockworkpi/PicoCalc
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Prepare to update picocalc_keyboard to v1.6 made by @ernst

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This version has the following changes:

* return the bios version with REG_ID_VER
* Improved backlight setting for LCD and Keyboard
* Replaced delay() with a non-blocking delay nbDelay()
* Implements monitoring of receive and request events
* I2C reset if no events were recorded in previous 2.5 seconds indicating a possible I2C malfunction.
This commit is contained in:
cuu
2026-03-07 00:53:05 +08:00
parent 881ea3edc1
commit 410f8fcd72
4 changed files with 59 additions and 14 deletions
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14
Code/picocalc_keyboard/backlight.ino
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@@ -22,8 +22,9 @@ void lcd_backlight_update(int v) {
val = reg_get_value(REG_ID_BKL);
val += v;
if(val < 0) val = 0;
if(val > 0xff) val = 0xff;
val = ( val / LCD_BACKLIGHT_STEP ) * LCD_BACKLIGHT_STEP;
if(val < LCD_BACKLIGHT_STEP) val = LCD_BACKLIGHT_STEP;
if(val > 240) val = 240;
analogWriteFrequency(10000);
analogWrite(PA8, val);
@@ -35,8 +36,9 @@ void kbd_backlight_update(int v){
val = reg_get_value(REG_ID_BK2);
val += v;
if(val < 20 ) val = 0;
if(val > 0xff) val = 0;
val = ( val / KBD_BACKLIGHT_STEP ) * KBD_BACKLIGHT_STEP;
if(val < KBD_BACKLIGHT_STEP) val = 0;
if(val > 240) val = 0;
analogWriteFrequency(10000);
analogWrite(PC8, val);
@@ -50,8 +52,8 @@ void kbd_backlight_update_offset(){
val = reg_get_value(REG_ID_BK2);
val += kbd_backlight_segs[kbd_backlight_offset];
if(val < 20 ) val = 0;
if(val > 0xff) val = 0;
if(val < 0x20) val = 0;
if(val > 0xf0) val = 0;
analogWriteFrequency(10000);
analogWrite(PC8, val);