new way of testing uart

include/main.h

@@ -3,8 +3,8 @@
 
 #include "aprs/ax25.h"
 
-#define SW_VER "DA02"
-#define SW_DATE "10022019"
+#define SW_VER "DA03"
+#define SW_DATE "13032019"
 
 #define SYSTICK_TICKS_PER_SECONDS 100
 #define SYSTICK_TICKS_PERIOD 10

src/main.c

@@ -187,7 +187,11 @@ main(int argc, char* argv[])
 #ifdef SERIAL_TX_TEST_MODE
 		  while(srl_tx_state != SRL_TX_IDLE);
 
+		  GPIOC->ODR = (GPIOC->ODR ^ GPIO_Pin_9);
+
 		  if (srl_rx_state == SRL_RX_DONE) {
+			  GPIOC->ODR = (GPIOC->ODR ^ GPIO_Pin_8);
+
 			  retval = 200;
 		  }
 	  }