Fix transmit logic when using different TX_BIT

analog10 · Nov 17, 2013 · 8916d91 · 8916d91
1 parent 9482b3f
commit 8916d91
Showing 1 changed file with 2 additions and 2 deletions.
diff --git a/main.c b/main.c
@@ -182,8 +182,8 @@ void xmit_char(uint8_t val){
 	while(tx_byte){
 		/* Output inverted logic (0 is high, 1 is low).
 		 * Output to bit 7 on port 2. */
-		register uint16_t tmp = 0x7F + (tx_byte & 0x1);
+		register uint16_t tmp = ~TX_BIT + (tx_byte & 0x1);
-		tmp &= 0x80;
+		tmp &= TX_BIT;
 		P2OUT = tmp | RX_BIT;
 
 		/* Use tmp as a delay counter now. */