2 * Copyright © 2009 Keith Packard <keithp@keithp.com>
4 * This program is free software; you can redistribute it and/or modify
5 * it under the terms of the GNU General Public License as published by
6 * the Free Software Foundation; version 2 of the License.
8 * This program is distributed in the hope that it will be useful, but
9 * WITHOUT ANY WARRANTY; without even the implied warranty of
10 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
11 * General Public License for more details.
13 * You should have received a copy of the GNU General Public License along
14 * with this program; if not, write to the Free Software Foundation, Inc.,
15 * 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA.
21 __xdata struct ao_ignition ao_ignition[2];
24 ao_ignite(enum ao_igniter igniter) __critical
26 ao_ignition[igniter].request = 1;
27 ao_wakeup(&ao_ignition);
30 enum ao_igniter_status
31 ao_igniter_status(enum ao_igniter igniter)
33 __xdata struct ao_data packet;
34 __pdata int16_t value;
35 __pdata uint8_t request, firing, fired;
39 request = ao_ignition[igniter].request;
40 fired = ao_ignition[igniter].fired;
41 firing = ao_ignition[igniter].firing;
43 if (firing || (request && !fired))
44 return ao_igniter_active;
46 value = (AO_IGNITER_CLOSED>>1);
48 case ao_igniter_drogue:
49 value = packet.adc.sense_d;
52 value = packet.adc.sense_m;
55 if (value < AO_IGNITER_OPEN)
56 return ao_igniter_open;
57 else if (value > AO_IGNITER_CLOSED)
58 return ao_igniter_ready;
60 return ao_igniter_unknown;
64 ao_igniter_fire(enum ao_igniter igniter) __critical
66 ao_mutex_get(&ao_radio_mutex);
67 ao_ignition[igniter].firing = 1;
68 switch(ao_config.ignite_mode) {
69 case AO_IGNITE_MODE_DUAL:
71 case ao_igniter_drogue:
72 AO_IGNITER_DROGUE = 1;
73 ao_delay(AO_IGNITER_FIRE_TIME);
74 AO_IGNITER_DROGUE = 0;
78 ao_delay(AO_IGNITER_FIRE_TIME);
83 case AO_IGNITE_MODE_APOGEE:
85 case ao_igniter_drogue:
86 AO_IGNITER_DROGUE = 1;
87 ao_delay(AO_IGNITER_FIRE_TIME);
88 AO_IGNITER_DROGUE = 0;
89 ao_delay(AO_IGNITER_CHARGE_TIME);
91 ao_delay(AO_IGNITER_FIRE_TIME);
96 case AO_IGNITE_MODE_MAIN:
99 AO_IGNITER_DROGUE = 1;
100 ao_delay(AO_IGNITER_FIRE_TIME);
101 AO_IGNITER_DROGUE = 0;
102 ao_delay(AO_IGNITER_CHARGE_TIME);
104 ao_delay(AO_IGNITER_FIRE_TIME);
110 ao_ignition[igniter].firing = 0;
111 ao_mutex_put(&ao_radio_mutex);
117 __xdata enum ao_ignter igniter;
121 ao_sleep(&ao_ignition);
122 for (igniter = ao_igniter_drogue; igniter <= ao_igniter_main; igniter++) {
123 if (ao_ignition[igniter].request && !ao_ignition[igniter].fired) {
124 if (igniter == ao_igniter_drogue && ao_config.apogee_delay)
125 ao_delay(AO_SEC_TO_TICKS(ao_config.apogee_delay));
127 ao_igniter_fire(igniter);
128 ao_delay(AO_IGNITER_CHARGE_TIME);
129 ao_ignition[igniter].fired = 1;
136 ao_ignite_manual(void)
139 if (!ao_match_word("DoIt"))
142 if (ao_cmd_lex_c == 'm') {
143 if(ao_match_word("main"))
144 ao_igniter_fire(ao_igniter_main);
146 if(ao_match_word("drogue"))
147 ao_igniter_fire(ao_igniter_drogue);
151 static __code char * __code igniter_status_names[] = {
152 "unknown", "ready", "active", "open"
156 ao_ignite_print_status(enum ao_igniter igniter, __code char *name) __reentrant
158 enum ao_igniter_status status = ao_igniter_status(igniter);
159 printf("Igniter: %6s Status: %s\n",
161 igniter_status_names[status]);
167 ao_ignite_print_status(ao_igniter_drogue, "drogue");
168 ao_ignite_print_status(ao_igniter_main, "main");
171 __code struct ao_cmds ao_ignite_cmds[] = {
172 { ao_ignite_manual, "i <key> {main|drogue}\0Fire igniter. <key> is doit with D&I" },
173 { ao_ignite_test, "t\0Test igniter" },
177 __xdata struct ao_task ao_igniter_task;
180 ao_ignite_set_pins(void)
182 AO_IGNITER_DROGUE = 0;
184 AO_IGNITER_DIR |= AO_IGNITER_DROGUE_BIT | AO_IGNITER_MAIN_BIT;
188 ao_igniter_init(void)
190 ao_ignite_set_pins();
191 ao_cmd_register(&ao_ignite_cmds[0]);
192 ao_add_task(&ao_igniter_task, ao_igniter, "igniter");