add comment explaining usage of pin validation wait time

husarion · Nov 19, 2024 · 6969a31 · 6969a31
1 parent 6e81978
commit 6969a31
Showing 1 changed file with 2 additions and 0 deletions.
diff --git a/panther_hardware_interfaces/src/panther_system/gpio/gpio_controller.cpp b/panther_hardware_interfaces/src/panther_system/gpio/gpio_controller.cpp
@@ -177,6 +177,8 @@ bool GPIOControllerPTH12X::ChargerEnable(const bool enable)
 
 bool GPIOControllerPTH12X::LEDControlEnable(const bool enable)
 {
+  // pin_validation_wait_time=10ms used due to slow pin state transition
+  // on pin loaded by high 100nF capacity in SBC Overlay v1.4
   return gpio_driver_->SetPinValue(GPIOPin::LED_SBC_SEL, enable, std::chrono::milliseconds(10));
 }