*
*/
-#define TX_BUFFER_LEN 6 /* maximum 13 due to the way tx_int works with the FIFO */
+#define TX_BUFFER_LEN 6 /* maximum 12 due to the way tx_int works with the FIFO */
extern char tx_buffer[TX_BUFFER_LEN+2]; /* \n + null terminated */
#define RX_BUFFER_LEN 11
extern volatile char rx_buffer[RX_BUFFER_LEN+1]; /* null terminated */
*/
extern volatile u8 tx_queue_state;
+extern inline void wait_for_tx_free() { while (tx_queue_state & 0x01); }
+
void comm_init();
void msg_clr();
+void send_packet();
+void send_ack();
+void send_nack();
/*************************************/
/*** 16550 UART specific #defines ***/