altos: Report battery, apogee and main voltages over APRS

[fw/altos] / src / telemega-v0.1 / ao_pins.h

diff --git a/src/telemega-v0.1/ao_pins.h b/src/telemega-v0.1/ao_pins.h
index daeb9f1741d0e08aa6de2be1274dd8ac135a60a1..db397c669927630357a2103837df52f9627f84ba 100644 (file)
--- a/src/telemega-v0.1/ao_pins.h
+++ b/src/telemega-v0.1/ao_pins.h
@@ -249,6 +249,23 @@ struct ao_adc {
 #define AO_ADC_SQ8             AO_ADC_V_PBATT
 #define AO_ADC_SQ9             AO_ADC_TEMP
 
+/*
+ * Voltage divider on ADC battery sampler
+ */
+#define AO_BATTERY_DIV_PLUS    56      /* 5.6k */
+#define AO_BATTERY_DIV_MINUS   100     /* 10k */
+
+/*
+ * Voltage divider on ADC igniter samplers
+ */
+#define AO_IGNITE_DIV_PLUS     100     /* 100k */
+#define AO_IGNITE_DIV_MINUS    27      /* 27k */
+
+/*
+ * ADC reference in decivolts
+ */
+#define AO_ADC_REFERENCE_DV    33
+
 /*
  * Pressure sensor settings
  */