volatile __xdata struct ao_fifo ao_usart1_rx_fifo;
volatile __xdata struct ao_fifo ao_usart1_tx_fifo;
+#if USE_SERIAL_STDIN
+__pdata uint8_t ao_serial_stdin;
+#endif
+
void
ao_serial_rx1_isr(void) __interrupt 3
{
if (!ao_fifo_full(ao_usart1_rx_fifo))
ao_fifo_insert(ao_usart1_rx_fifo, U1DBUF);
ao_wakeup(&ao_usart1_rx_fifo);
+#if USE_SERIAL_STDIN
+ if (ao_serial_stdin)
+ ao_wakeup(&ao_stdin_ready);
+#endif
}
static __xdata uint8_t ao_serial_tx1_started;
return c;
}
+#if USE_SERIAL_STDIN
+char
+ao_serial_pollchar(void) __critical
+{
+ char c;
+#if 0
+ if (!ao_serial_stdin)
+ return AO_READ_AGAIN;
+#endif
+ if (ao_fifo_empty(ao_usart1_rx_fifo))
+ return AO_READ_AGAIN;
+ ao_fifo_remove(ao_usart1_rx_fifo,c);
+ return c;
+}
+
+void
+ao_serial_set_stdin(uint8_t stdin)
+{
+ ao_serial_stdin = stdin;
+}
+
+#endif
+
void
ao_serial_putchar(char c) __critical
{
}
__code struct ao_cmds ao_serial_cmds[] = {
- { 'M', monitor_serial, "M <enable> Monitor serial data" },
- { 0, monitor_serial, NULL },
+ { monitor_serial, "M <enable>\0Monitor serial data" },
+ { 0, NULL },
};
static const struct {
/* .baud = */ 163,
/* .gcr = */ (8 << UxGCR_BAUD_E_SHIFT) | UxGCR_ORDER_LSB
},
+ /* [AO_SERIAL_SPEED_19200] = */ {
+ /* .baud = */ 163,
+ /* .gcr = */ (9 << UxGCR_BAUD_E_SHIFT) | UxGCR_ORDER_LSB
+ },
/* [AO_SERIAL_SPEED_57600] = */ {
/* .baud = */ 59,
/* .gcr = */ (11 << UxGCR_BAUD_E_SHIFT) | UxGCR_ORDER_LSB
IEN2 |= IEN2_UTX1IE;
ao_cmd_register(&ao_serial_cmds[0]);
+#if 0
+#if USE_SERIAL_STDIN
+ ao_add_stdio(ao_serial_pollchar,
+ ao_serial_putchar,
+ NULL);
+#endif
+#endif
}