thinknode_m5: tx_led

2025-11-28 09:57:58 +01:00
parent 24edd3cf20
commit dfec6d3483
6 changed files with 25 additions and 17 deletions
--- a/variants/thinknode_m5/ThinknodeM5Board.h
+++ b/variants/thinknode_m5/ThinknodeM5Board.h
@@ -4,6 +4,9 @@
 #include <helpers/RefCountedDigitalPin.h>
 #include <helpers/ESP32Board.h>
 #include <driver/rtc_io.h>
+#include <PCA9557.h>
+
+extern PCA9557 expander;

 class ThinknodeM5Board : public ESP32Board {

@@ -15,4 +18,10 @@ public:
  uint16_t getBattMilliVolts() override;
  const char* getManufacturerName() const override ;

+  void onBeforeTransmit() override {
+    expander.digitalWrite(EXP_PIN_LED, HIGH);   // turn TX LED on
+  }
+  void onAfterTransmit() override {
+    expander.digitalWrite(EXP_PIN_LED, LOW);   // turn TX LED off
+  }
 };