cleaned up small uart example

main.cpp

@@ -8,6 +8,8 @@ int main(int argc, char *argv[])
 {
 	uint8_t i = 0; 
 	uint8_t a = '0';
+	bool latch = false;
+	bool latch_old = false;
 	stmStart();
 	
 	delayInitMs(8000000, 1000); 
@@ -32,7 +34,7 @@ int main(int argc, char *argv[])
 	//blinks 10 times to indicate the sicsessfull init if the device
 	for(i = 0 ; i < 10 ; i++)
 	{
-//		delayMs(100); 
+		delayMs(100); 
 		pinToggle(pinB3);
 //		delayMs(100); 
 	}
@@ -44,17 +46,28 @@ int main(int argc, char *argv[])
 		//USART will rteturn what wou type and trun led on if you press "1"
 		a =	usartGetChar(usart2); 
 		usartSendChar(usart2, a);
-		if(a == '1')
-		{
+
+		if(a == '1') {
 			pinWrite(pinB3,1);
+		} else if(a == '0'){
+			pinWrite(pinB3,0);
+		}
+/*
+		if(a == '1' && latch != latch_old)
+		{
+			pinToggle(pinB3);
+			//pinWrite(pinB3,1);
 		}
 		else 
 		{
 			pinWrite(pinB3,0);
 		}	
+		*/
+
 
+		/*
 		//test if the gpio port works as an input
-		if(pinRead(pinA0))
+		if(pinRead(pinA0) && !latch_old)
 		{
 			pinWrite(pinB3,1);
 		}
@@ -62,6 +75,7 @@ int main(int argc, char *argv[])
 		{
 			pinWrite(pinB3,0);
 		}
+		*/
 //		delayMs(100); 
 	}
 	return 1;