volatile __xdata struct ao_fifo ao_usart1_tx_fifo;
void
-ao_serial_rx1_isr(void) interrupt 3
+ao_serial_rx1_isr(void) __interrupt 3
{
if (!ao_fifo_full(ao_usart1_rx_fifo))
ao_fifo_insert(ao_usart1_rx_fifo, U1DBUF);
}
void
-ao_serial_tx1_isr(void) interrupt 14
+ao_serial_tx1_isr(void) __interrupt 14
{
UTX1IF = 0;
ao_serial_tx1_started = 0;