+/*
+ * ao_ignite.c
+ */
+
+enum ao_igniter {
+ ao_igniter_drogue = 0,
+ ao_igniter_main = 1
+};
+
+void
+ao_ignite(enum ao_igniter igniter);
+
+enum ao_igniter_status {
+ ao_igniter_unknown, /* unknown status (ambiguous voltage) */
+ ao_igniter_ready, /* continuity detected */
+ ao_igniter_active, /* igniter firing */
+ ao_igniter_open, /* open circuit detected */
+};
+
+enum ao_igniter_status
+ao_igniter_status(enum ao_igniter igniter);
+
+void
+ao_igniter_init(void);
+
+/*
+ * ao_config.c
+ */
+
+#define AO_CONFIG_MAJOR 1
+#define AO_CONFIG_MINOR 0
+
+struct ao_config {
+ uint8_t major;
+ uint8_t minor;
+ uint16_t main_deploy;
+ int16_t accel_zero_g;
+ uint8_t radio_channel;
+ char callsign[AO_MAX_CALLSIGN + 1];
+};