/* An AltOS task */
struct ao_task {
__xdata void *wchan; /* current wait channel (NULL if running) */
+ uint16_t alarm; /* abort ao_sleep time */
uint8_t stack_count; /* amount of saved stack */
uint8_t task_id; /* index in the task array */
__code char *name; /* task name */
ao_task.c
*/
-/* Suspend the current task until wchan is awoken */
-void
+/* Suspend the current task until wchan is awoken.
+ * returns:
+ * 0 on normal wake
+ * 1 on alarm
+ */
+uint8_t
ao_sleep(__xdata void *wchan);
/* Wake all tasks sleeping on wchan */
void
ao_wakeup(__xdata void *wchan);
+/* Wake up a specific task */
+void
+ao_wake_task(__xdata struct ao_task *task);
+
+/* set an alarm to go off in 'delay' ticks */
+void
+ao_alarm(uint16_t delay);
+
/* Yield the processor to another task */
void
ao_yield(void) _naked;
void
ao_add_task(__xdata struct ao_task * task, void (*start)(void), __code char *name) __reentrant;
+/* Terminate the current task */
+void
+ao_exit(void);
+
/* Dump task info to console */
void
ao_task_info(void);
* ao_adc.c
*/
-#define AO_ADC_RING 64
+#define AO_ADC_RING 32
#define ao_adc_ring_next(n) (((n) + 1) & (AO_ADC_RING - 1))
#define ao_adc_ring_prev(n) (((n) - 1) & (AO_ADC_RING - 1))
* ao_dma.c
*/
-/* Allocate a DMA channel. the 'done' parameter will be set to 1
- * when the dma is finished and will be used to wakeup any waiters
+/* Allocate a DMA channel. the 'done' parameter will be set
+ * when the dma is finished or aborted and will be used to
+ * wakeup any waiters
*/
+
+#define AO_DMA_DONE 1
+#define AO_DMA_ABORTED 2
+
uint8_t
ao_dma_alloc(__xdata uint8_t * done);
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);
void
ao_telemetry_set_interval(uint16_t interval);
+void
+ao_rdf_set(uint8_t rdf);
+
void
ao_telemetry_init(void);
* ao_radio.c
*/
+extern __xdata uint8_t ao_radio_dma;
+extern __xdata uint8_t ao_radio_dma_done;
+extern __xdata uint8_t ao_radio_done;
+extern __xdata uint8_t ao_radio_mutex;
+
+void
+ao_radio_general_isr(void) interrupt 16;
+
+void
+ao_radio_set_telemetry(void);
+
+void
+ao_radio_set_packet(void);
+
+void
+ao_radio_set_rdf(void);
+
void
ao_radio_send(__xdata struct ao_telemetry *telemetry) __reentrant;
uint8_t status;
};
-void
+uint8_t
ao_radio_recv(__xdata struct ao_radio_recv *recv) __reentrant;
+void
+ao_radio_rdf(int ms);
+
+void
+ao_radio_abort(void);
+
+void
+ao_radio_rdf_abort(void);
+
+void
+ao_radio_idle(void);
+
void
ao_radio_init(void);
*/
#define AO_CONFIG_MAJOR 1
-#define AO_CONFIG_MINOR 0
+#define AO_CONFIG_MINOR 1
struct ao_config {
uint8_t major;
int16_t accel_zero_g;
uint8_t radio_channel;
char callsign[AO_MAX_CALLSIGN + 1];
+ uint8_t apogee_delay;
};
extern __xdata struct ao_config ao_config;
* Packet-based command interface
*/
-#define AO_PACKET_MAX 32
-#define AO_PACKET_WIN 256
-
-#define AO_PACKET_FIN (1 << 0)
-#define AO_PACKET_SYN (1 << 1)
-#define AO_PACKET_RST (1 << 2)
-#define AO_PACKET_ACK (1 << 3)
+#define AO_PACKET_MAX 8
+#define AO_PACKET_SYN (uint8_t) 0xff
struct ao_packet {
uint8_t addr;
- uint8_t flags;
- uint16_t seq;
- uint16_t ack;
- uint16_t window;
uint8_t len;
+ uint8_t seq;
+ uint8_t ack;
uint8_t d[AO_PACKET_MAX];
};
-uint8_t
-ao_packet_connect(uint8_t dest);
-
-uint8_t
-ao_packet_accept(void);
-
-int
-ao_packet_send(uint8_t *data, int len);
-
-int
-ao_packet_recv(uint8_t *data, int len);
+struct ao_packet_recv {
+ struct ao_packet packet;
+ int8_t rssi;
+ uint8_t status;
+};
void
ao_packet_init(void);