auto trigger: add random delay before triggering

WootingKb · Apr 29, 2024 · 627ff2b · 627ff2b
1 parent 5e65f30
commit 627ff2b
Showing 1 changed file with 6 additions and 2 deletions.
diff --git a/src/xlat.c b/src/xlat.c
@@ -602,9 +602,13 @@ enum xlat_mode xlat_get_mode(void)
 
 void xlat_auto_trigger_action(void)
 {
+    // random delay, such that we do not always perfectly align with USB timing
+    srand(xTaskGetTickCount());
+    int val = rand() & 0xFFF;
+    for (volatile int i = 0; i < val; i++) {
+        __NOP();
+    }
     HAL_GPIO_WritePin(ARDUINO_D11_GPIO_Port, ARDUINO_D11_Pin, auto_trigger_level_high ? GPIO_PIN_SET : GPIO_PIN_RESET);
-//    HAL_Delay(40);
-//    HAL_GPIO_WritePin(ARDUINO_D11_GPIO_Port, ARDUINO_D11_Pin, auto_trigger_level_high ? GPIO_PIN_RESET : GPIO_PIN_SET);
 }
 
 void xlat_auto_trigger_turn_off_action(void)