ao_serial_putchar(char c) __critical;
#define AO_SERIAL_SPEED_4800 0
-#define AO_SERIAL_SPEED_57600 1
+#define AO_SERIAL_SPEED_9600 1
+#define AO_SERIAL_SPEED_57600 2
void
ao_serial_set_speed(uint8_t speed);
ao_radio_recv(__xdata struct ao_radio_recv *recv) __reentrant;
void
-ao_radio_rdf(void);
+ao_radio_rdf(int ms);
void
ao_radio_rdf_abort(void);