diff options
| author | Bdale Garbee <bdale@gag.com> | 2012-09-12 20:01:22 -0600 | 
|---|---|---|
| committer | Bdale Garbee <bdale@gag.com> | 2012-09-12 20:01:22 -0600 | 
| commit | 3b612efcd1dddc6a3d59012f7ed57754b1f798c2 (patch) | |
| tree | 18d50713491ef96c5c127a309f870efb6c33f98d /src/ao_adc.c | |
| parent | e076773c1693e2a62bb828dee71c04c20dbab0a5 (diff) | |
| parent | 01eb36408d7e0e826b431fcc1d3b2deb23607e0b (diff) | |
Merge branch 'new-debian' into debian
Conflicts:
	ChangeLog
	debian/altos.install
	debian/changelog
	debian/control
	debian/copyright
	debian/dirs
	debian/docs
	debian/menu
	debian/rules
	src/Makefile
Diffstat (limited to 'src/ao_adc.c')
| -rw-r--r-- | src/ao_adc.c | 92 | 
1 files changed, 0 insertions, 92 deletions
diff --git a/src/ao_adc.c b/src/ao_adc.c deleted file mode 100644 index 26209dcf..00000000 --- a/src/ao_adc.c +++ /dev/null @@ -1,92 +0,0 @@ -/* - * Copyright © 2009 Keith Packard <keithp@keithp.com> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; version 2 of the License. - * - * This program is distributed in the hope that it will be useful, but - * WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU - * General Public License for more details. - * - * You should have received a copy of the GNU General Public License along - * with this program; if not, write to the Free Software Foundation, Inc., - * 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA. - */ - -#include "ao.h" - -volatile __xdata struct ao_adc	ao_adc_ring[AO_ADC_RING]; -volatile __data uint8_t		ao_adc_head; - -void -ao_adc_poll(void) -{ -	ADCCON3 = ADCCON3_EREF_VDD | ADCCON3_EDIV_512 | 0; -} - -void -ao_adc_sleep(void) -{ -	ao_sleep(&ao_adc_ring); -} - -void -ao_adc_get(__xdata struct ao_adc *packet) -{ -	uint8_t	i = ao_adc_ring_prev(ao_adc_head); -	memcpy(packet, &ao_adc_ring[i], sizeof (struct ao_adc)); -} - -void -ao_adc_isr(void) interrupt 1 -{ -	uint8_t sequence; -	uint8_t	__xdata *a; - -	sequence = (ADCCON2 & ADCCON2_SCH_MASK) >> ADCCON2_SCH_SHIFT; -	a = (uint8_t __xdata *) (&ao_adc_ring[ao_adc_head].accel + sequence); -	a[0] = ADCL; -	a[1] = ADCH; -	if (sequence < 5) { -		/* start next channel conversion */ -		ADCCON3 = ADCCON3_EREF_VDD | ADCCON3_EDIV_512 | (sequence + 1); -	} else { -		/* record this conversion series */ -		ao_adc_ring[ao_adc_head].tick = ao_time(); -		ao_adc_head = ao_adc_ring_next(ao_adc_head); -		ao_wakeup(ao_adc_ring); -	} -} - -static void -ao_adc_dump(void) -{ -	__xdata struct ao_adc	packet; -	ao_adc_get(&packet); -	printf("tick: %5u accel: %4d pres: %4d temp: %4d batt: %4d drogue: %4d main: %4d\n", -	       packet.tick, packet.accel >> 4, packet.pres >> 4, packet.temp >> 4, -	       packet.v_batt >> 4, packet.sense_d >> 4, packet.sense_m >> 4); -} - -__code struct ao_cmds ao_adc_cmds[] = { -	{ 'a',	ao_adc_dump,	"a                                  Display current ADC values" }, -	{ 0,	ao_adc_dump, NULL }, -}; - -void -ao_adc_init(void) -{ -	ADCCFG = ((1 << 0) |	/* acceleration */ -		  (1 << 1) |	/* pressure */ -		  (1 << 2) |	/* temperature */ -		  (1 << 3) |	/* battery voltage */ -		  (1 << 4) |	/* drogue sense */ -		  (1 << 5));	/* main sense */ - -	/* enable interrupts */ -	ADCIF = 0; -	IEN0 |= IEN0_ADCIE; -	ao_cmd_register(&ao_adc_cmds[0]); -}  | 
