Drive the LED_PWM line of the left half via TPM which doesn't work yet for some reason. Add protocol command for setting the LED_PWM brightness of the left half. Expose UpdateUsbReports()

right/src/led_pwm.c

@@ -15,7 +15,7 @@ void LedPwm_Init() {
 
     ftmParam[0].chnlNumber = (ftm_chnl_t)LED_PWM_FTM_CHANNEL;
     ftmParam[0].level = kFTM_LowTrue;
-    ftmParam[0].dutyCyclePercent = INITIAL_DUTY_CYCLE_PERCENT - 100;
+    ftmParam[0].dutyCyclePercent = 100 - INITIAL_DUTY_CYCLE_PERCENT;
     ftmParam[0].firstEdgeDelayPercent = 0;
     FTM_GetDefaultConfig(&ftmInfo);
 
@@ -28,6 +28,6 @@ void LedPwm_Init() {
 
 void LedPwm_SetBrightness(uint8_t brightnessPercent)
 {
-    FTM_UpdatePwmDutycycle(LED_PWM_FTM_BASEADDR, LED_PWM_FTM_CHANNEL, kFTM_EdgeAlignedPwm, brightnessPercent-100);
+    FTM_UpdatePwmDutycycle(LED_PWM_FTM_BASEADDR, LED_PWM_FTM_CHANNEL, kFTM_EdgeAlignedPwm, 100 - brightnessPercent);
     FTM_SetSoftwareTrigger(LED_PWM_FTM_BASEADDR, true);  // Triggers register update.
 }

right/src/main.c

@@ -59,7 +59,7 @@ static const uint8_t testData[] =
    0x0a, 0x02, 0x2d, 0x02, 0x1d, 0x02, 0x1b, 0x02, 0x06, 0x02, 0x19, 0x02, 0x05, 0x02, 0x04, 0x02, 0x05, 0x02, 0x06,
    0x02, 0x07, 0x02, 0x08, 0x02, 0x09, 0x02, 0x02, 0x00 };
 
-void updateUsbReports()
+void UpdateUsbReports()
 {
     ResetActiveUsbKeyboardReport();
 
@@ -82,13 +82,13 @@ void main() {
     InitClock();
     LedDriver_InitAllLeds(1);
     KeyMatrix_Init(&KeyMatrix);
-    updateUsbReports();
+    UpdateUsbReports();
     InitUsb();
 
     // deserialize_Layer(testData, 0);
 
     while (1) {
-        updateUsbReports();
+        UpdateUsbReports();
         asm("wfi");
     }
 }

right/src/main.h

@@ -19,5 +19,6 @@
     extern key_matrix_t KeyMatrix;
     extern uint8_t PreviousKeyStates[SLOT_COUNT][MAX_KEY_COUNT_PER_MODULE];
     extern uint8_t CurrentKeyStates[SLOT_COUNT][MAX_KEY_COUNT_PER_MODULE];
+    extern void UpdateUsbReports();
 
 #endif

right/src/usb_protocol_handler.c

@@ -207,8 +207,10 @@ void applyConfig()
 
 void setLedPwm()
 {
-    uint8_t brightnessPercent = GenericHidInBuffer[1];
 #if UHK_PCB_MAJOR_VERSION == 7
+    uint8_t brightnessPercent = GenericHidInBuffer[1];
     LedPwm_SetBrightness(brightnessPercent);
+    uint8_t data[] = {2, brightnessPercent};
+    I2cWrite(I2C_MAIN_BUS_BASEADDR, I2C_ADDRESS_LEFT_KEYBOARD_HALF, data, sizeof(data));
 #endif
 }