telescience: steal last adc channel for icp3 most recent value

[fw/altos] / src / avr / ao_adc_avr.c

diff --git a/src/avr/ao_adc_avr.c b/src/avr/ao_adc_avr.c
index 3a262977512b606552211cee8b6122fcdea3a8e7..739a6d4ad95447937dca92e3e653549abd3bff85 100644 (file)
--- a/src/avr/ao_adc_avr.c
+++ b/src/avr/ao_adc_avr.c
@@ -16,6 +16,7 @@
  */
 
 #include "ao.h"
+#include "ao_pwmin.h"
 
 volatile __xdata struct ao_data        ao_data_ring[AO_DATA_RING];
 volatile __data uint8_t                ao_data_head;
@@ -93,9 +94,13 @@ ISR(ADC_vect)
        value = ADCL;
        value |= (ADCH << 8);
        ao_data_ring[ao_data_head].adc.adc[ao_adc_channel] = value;
-       if (++ao_adc_channel < NUM_ADC)
+       if (++ao_adc_channel < NUM_ADC - 1)
                ao_adc_start();
        else {
+#if HAS_ICP3_COUNT
+               /* steal last adc channel for pwm input */
+               ao_data_ring[ao_data_head].adc.adc[ao_adc_channel] = ao_icp3_count;
+#endif
                ADCSRA = ADCSRA_INIT;
                ao_data_ring[ao_data_head].tick = ao_time();
                ao_data_head = ao_data_ring_next(ao_data_head);