#include "ao_pins.h"
volatile __xdata struct ao_adc ao_adc_ring[AO_ADC_RING];
+#if HAS_ACCEL_REF
+volatile __xdata uint16_t ao_accel_ref[AO_ADC_RING];
+#endif
volatile __data uint8_t ao_adc_head;
void
ao_adc_poll(void)
{
+#if HAS_ACCEL_REF
+ ADCCON3 = ADCCON3_EREF_VDD | ADCCON3_EDIV_512 | 2;
+#else
+# ifdef TELENANO_V_0_1
+ ADCCON3 = ADCCON3_EREF_VDD | ADCCON3_EDIV_512 | 1;
+# else
ADCCON3 = ADCCON3_EREF_VDD | ADCCON3_EDIV_512 | 0;
-}
-
-void
-ao_adc_sleep(void)
-{
- ao_sleep(&ao_adc_ring);
+# endif
+#endif
}
void
ao_adc_get(__xdata struct ao_adc *packet)
{
- uint8_t i = ao_adc_ring_prev(ao_adc_head);
+ uint8_t i = ao_adc_ring_prev(ao_flight_adc);
memcpy(packet, &ao_adc_ring[i], sizeof (struct ao_adc));
}
void
-ao_adc_isr(void) interrupt 1
+ao_adc_isr(void) __interrupt 1
{
uint8_t sequence;
uint8_t __xdata *a;
sequence = (ADCCON2 & ADCCON2_SCH_MASK) >> ADCCON2_SCH_SHIFT;
- if (sequence == ADCCON3_ECH_TEMP)
- sequence = 2;
- a = (uint8_t __xdata *) (&ao_adc_ring[ao_adc_head].accel + sequence);
+#if IGNITE_ON_P2
+ /* TeleMetrum readings */
+#if HAS_ACCEL_REF
+ if (sequence == 2) {
+ a = (uint8_t __xdata *) (&ao_accel_ref[ao_adc_head]);
+ sequence = 0;
+ } else
+#endif
+ {
+ if (sequence == ADCCON3_ECH_TEMP)
+ sequence = 2;
+ a = (uint8_t __xdata *) (&ao_adc_ring[ao_adc_head].accel + sequence);
+ sequence++;
+ }
+#define GOT_ADC
a[0] = ADCL;
a[1] = ADCH;
- if (sequence < 5) {
+ if (sequence < 6) {
#if HAS_EXTERNAL_TEMP == 0
/* start next channel conversion */
/* v0.2 replaces external temp sensor with internal one */
- if (sequence == 1)
+ if (sequence == 2)
ADCCON3 = ADCCON3_EREF_1_25 | ADCCON3_EDIV_512 | ADCCON3_ECH_TEMP;
else
#endif
- ADCCON3 = ADCCON3_EREF_VDD | ADCCON3_EDIV_512 | (sequence + 1);
- } else {
+ ADCCON3 = ADCCON3_EREF_VDD | ADCCON3_EDIV_512 | sequence;
+ }
+#endif
+
+#if IGNITE_ON_P0
+ /* TeleMini readings */
+ a = (uint8_t __xdata *) (&ao_adc_ring[ao_adc_head].pres);
+#ifdef TELEMINI_V_0_1
+ switch (sequence) {
+ case 0:
+ /* pressure */
+ a += 0;
+ sequence = ADCCON3_EREF_VDD | ADCCON3_EDIV_512 | 1;
+ break;
+ case 1:
+ /* drogue sense */
+ a += 6;
+ sequence = ADCCON3_EREF_VDD | ADCCON3_EDIV_512 | 2;
+ break;
+ case 2:
+ /* main sense */
+ a += 8;
+ sequence = ADCCON3_EREF_VDD | ADCCON3_EDIV_512 | 3;
+ break;
+ case 3:
+ /* battery */
+ a += 4;
+ sequence = ADCCON3_EREF_1_25 | ADCCON3_EDIV_512 | ADCCON3_ECH_TEMP;
+ break;
+ case ADCCON3_ECH_TEMP:
+ a += 2;
+ sequence = 0;
+ break;
+ }
+#define GOT_ADC
+#endif
+#ifdef TELENANO_V_0_1
+ switch (sequence) {
+ case 1:
+ /* pressure */
+ a += 0;
+ sequence = ADCCON3_EREF_VDD | ADCCON3_EDIV_512 | 3;
+ break;
+ case 3:
+ /* battery */
+ a += 4;
+ sequence = ADCCON3_EREF_1_25 | ADCCON3_EDIV_512 | ADCCON3_ECH_TEMP;
+ break;
+ case ADCCON3_ECH_TEMP:
+ a += 2;
+ sequence = 0;
+ break;
+ }
+#define GOT_ADC
+#endif
+ a[0] = ADCL;
+ a[1] = ADCH;
+ if (sequence) {
+ /* Start next conversion */
+ ADCCON3 = sequence;
+ }
+#endif
+#ifndef GOT_ADC
+#error No known ADC configuration set
+#endif
+
+ 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);
+ ao_wakeup(DATA_TO_XDATA(&ao_adc_head));
}
}
}
__code struct ao_cmds ao_adc_cmds[] = {
- { 'a', ao_adc_dump, "a Display current ADC values" },
- { 0, ao_adc_dump, NULL },
+ { ao_adc_dump, "a\0Display current ADC values" },
+ { 0, NULL },
};
void
ao_adc_init(void)
{
+#if IGNITE_ON_P2
+ /* TeleMetrum configuration */
ADCCFG = ((1 << 0) | /* acceleration */
(1 << 1) | /* pressure */
#if HAS_EXTERNAL_TEMP
(1 << 3) | /* battery voltage */
(1 << 4) | /* drogue sense */
(1 << 5)); /* main sense */
+#endif
+
+#if IGNITE_ON_P0
+ /* TeleMini configuration */
+ ADCCFG = ((1 << 0) | /* pressure */
+ (1 << 1) | /* drogue sense */
+ (1 << 2) | /* main sense */
+ (1 << 3)); /* battery voltage */
+#endif
/* enable interrupts */
ADCIF = 0;