X-Git-Url: https://git.gag.com/?a=blobdiff_plain;ds=sidebyside;f=src%2Fao_flight.c;h=01dbb11b04d030f39aba529ecaae6e89b306add9;hb=add2802a8a33336180fe6856241a7f4a8200e89c;hp=e0fd97f2464b901a61649037e61a9848e46b819e;hpb=0c2533be15858774ef9381aa8c8344356fd5b971;p=fw%2Faltos

diff --git a/src/ao_flight.c b/src/ao_flight.c
index e0fd97f2..01dbb11b 100644
--- a/src/ao_flight.c
+++ b/src/ao_flight.c
@@ -84,9 +84,6 @@ __xdata uint8_t ao_flight_force_idle;
 #define ACCEL_VEL_MACH	VEL_MPS_TO_COUNT(200)
 #define ACCEL_VEL_BOOST	VEL_MPS_TO_COUNT(5)
 
-int32_t accel_vel_mach;
-int32_t accel_vel_boost;
-
 /*
  * Barometer calibration
  *
@@ -199,23 +196,21 @@ ao_flight(void)
 
 			/* startup state:
 			 *
-			 * Collect 1000 samples of acceleration and pressure
+			 * Collect 512 samples of acceleration and pressure
 			 * data and average them to find the resting values
 			 */
-			if (nsamples < 1000) {
+			if (nsamples < 512) {
 				ao_raw_accel_sum += ao_raw_accel;
 				ao_raw_pres_sum += ao_raw_pres;
 				++nsamples;
 				continue;
 			}
-			ao_ground_accel = (ao_raw_accel_sum / nsamples);
-			ao_ground_pres = (ao_raw_pres_sum / nsamples);
+			ao_ground_accel = ao_raw_accel_sum >> 9;
+			ao_ground_pres = ao_raw_pres_sum >> 9;
 			ao_min_pres = ao_ground_pres;
 			ao_config_get();
 			ao_main_pres = ao_altitude_to_pres(ao_pres_to_altitude(ao_ground_pres) + ao_config.main_deploy);
 			ao_accel_2g = ao_config.accel_minus_g - ao_config.accel_plus_g;
-			accel_vel_mach = ACCEL_VEL_MACH;
-			accel_vel_boost = ACCEL_VEL_BOOST;
 			ao_flight_vel = 0;
 			ao_min_vel = 0;
 			ao_old_vel = ao_flight_vel;
@@ -226,6 +221,7 @@ ao_flight(void)
 			if (ao_config.accel_plus_g != 0 &&
 			    ao_config.accel_minus_g != 0 &&
 			    ao_flight_accel < ao_config.accel_plus_g + ACCEL_NOSE_UP &&
+			    ao_flight_accel > ao_config.accel_plus_g - ACCEL_NOSE_UP &&
 			    !ao_flight_force_idle)
 			{
 				/* Disable the USB controller in flight mode
@@ -241,9 +237,18 @@ ao_flight(void)
 				ao_flight_state = ao_flight_pad;
 				ao_wakeup(DATA_TO_XDATA(&ao_flight_state));
 			} else {
-				ao_flight_state = ao_flight_idle;
+				if (ao_flight_accel < ao_config.accel_plus_g - ACCEL_NOSE_UP ||
+				    ao_flight_accel > ao_config.accel_minus_g + ACCEL_NOSE_UP)
+				{
+					/* Detected an accel value outside -1.5g to 1.5g
+					 * -> invalid mode
+					 */
+					ao_flight_state = ao_flight_invalid;
+				} else {
+					ao_flight_state = ao_flight_idle;
+				}
 
-				/* Turn on packet system in idle mode
+				/* Turn on packet system in idle or invalid mode
 				 */
 				ao_packet_slave_start();
 				ao_wakeup(DATA_TO_XDATA(&ao_flight_state));
@@ -289,6 +294,10 @@ ao_flight(void)
 				/* disable RDF beacon */
 				ao_rdf_set(0);
 
+				/* Record current GPS position by waking up GPS log tasks */
+				ao_wakeup(&ao_gps_data);
+				ao_wakeup(&ao_gps_tracking_data);
+
 				ao_wakeup(DATA_TO_XDATA(&ao_flight_state));
 				break;
 			}
@@ -464,11 +473,5 @@ void
 ao_flight_init(void)
 {
 	ao_flight_state = ao_flight_startup;
-	ao_interval_min_accel = 0;
-	ao_interval_max_accel = 0x7fff;
-	ao_interval_min_pres = 0;
-	ao_interval_max_pres = 0x7fff;
-	ao_interval_end = AO_INTERVAL_TICKS;
-
 	ao_add_task(&flight_task, ao_flight, "flight");
 }