fixes TX wrong polarity for external PPM, DSM2 and LemonDSMP modules

EdgeTX · Mar 29, 2023 · 2c2a458 · 2c2a458
1 parent 5465984
commit 2c2a458
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Showing 2 changed files with 3 additions and 3 deletions.
diff --git a/radio/src/pulses/dsm2.cpp b/radio/src/pulses/dsm2.cpp
@@ -175,7 +175,7 @@ const etx_serial_init dsmUartParams = {
     .baudrate = 0,
     .encoding = ETX_Encoding_8N1,
     .direction = ETX_Dir_TX,
-    .polarity = ETX_Pol_Inverted,
+    .polarity = ETX_Pol_Normal,
 };
 
 static void* dsmInit(uint8_t module, uint32_t baudrate,  uint16_t period, bool telemetry)

diff --git a/radio/src/pulses/ppm.cpp b/radio/src/pulses/ppm.cpp
@@ -106,7 +106,7 @@ static void* ppmInit(uint8_t module)
   auto delay = GET_MODULE_PPM_DELAY(module) * 2;
   etx_timer_config_t cfg = {
     .type = ETX_PWM,
-    .polarity = GET_MODULE_PPM_POLARITY(module),
+    .polarity = !GET_MODULE_PPM_POLARITY(module),
     .cmp_val = (uint16_t)delay,
   };
 
@@ -141,7 +141,7 @@ static void ppmSendPulses(void* ctx, uint8_t* buffer, int16_t* channels, uint8_t
   auto delay = GET_MODULE_PPM_DELAY(module) * 2;
   etx_timer_config_t cfg = {
     .type = ETX_PWM,
-    .polarity = GET_MODULE_PPM_POLARITY(module),
+    .polarity = !GET_MODULE_PPM_POLARITY(module),
     .cmp_val = (uint16_t)delay,
   };