From: Keith Packard <keithp@keithp.com>
Date: Wed, 15 Jan 2014 21:28:16 +0000 (-0800)
Subject: altos: Add missing ADC divider values for Tmega v1.0
X-Git-Tag: 1.3.1~15
X-Git-Url: https://git.gag.com/?p=fw%2Faltos;a=commitdiff_plain;h=cfcb127b248b62231049b6b50cf9b7edc2731f0a;ds=sidebyside

altos: Add missing ADC divider values for Tmega v1.0

Somehow I left these out of the previous commit

Signed-off-by: Keith Packard <keithp@keithp.com>
---

diff --git a/src/telemega-v1.0/ao_pins.h b/src/telemega-v1.0/ao_pins.h
index 95644dae..fe97c684 100644
--- a/src/telemega-v1.0/ao_pins.h
+++ b/src/telemega-v1.0/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
  */