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picocalc_keyboard.ino: use is_write to NOT turn off backlight during read.

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fixes blacked out screen when backlight register is read.
This commit is contained in:
prokrypt
2025-04-13 01:28:48 -07:00
committed by GitHub
parent 77695bb5be
commit b207dc53e9
1 changed files with 4 additions and 2 deletions
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6
Code/picocalc_keyboard/picocalc_keyboard.ino
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@@ -130,8 +130,10 @@ void receiveEvent(int howMany) {
write_buffer[1] = (uint8_t)item.key;
} break;
case REG_ID_BKL: {
reg_set_value(REG_ID_BKL, rcv_data[1]);
lcd_backlight_update_reg();
if (is_write) {
reg_set_value(REG_ID_BKL, rcv_data[1]);
lcd_backlight_update_reg();
}
write_buffer[0] = reg;
write_buffer[1] = reg_get_value(REG_ID_BKL);
} break;