X-Git-Url: https://git.ucc.asn.au/?a=blobdiff_plain;f=server%2Fbbb_pin_defines.h;h=cb77dac87c2268947b793a9db0f43cae6920b931;hb=a87a6176816d9dc67e0cee99e707a5e87c3a7c4d;hp=2eb2d08bc4f94427c0d96c5460d24b52b4db45b3;hpb=85a4ea3366eaf09950957e416a2e12c8e4270f92;p=matches%2FMCTX3420.git

diff --git a/server/bbb_pin_defines.h b/server/bbb_pin_defines.h
index 2eb2d08..cb77dac 100644
--- a/server/bbb_pin_defines.h
+++ b/server/bbb_pin_defines.h
@@ -136,6 +136,9 @@ extern const unsigned char g_pin_index_to_gpio[GPIO_NUM_PINS];
 #define ADC5 5
 #define ADC6 6
 #define ADC7 7
+#define ADC_VOLTAGE_MAX 1800
+#define ADC_RAW_MAX (2 << ADC_BITS)
+#define ADC_TO_MVOLTS(x) ((double)((x)/2 << ADC_BITS) * (double)ADC_VOLTAGE_MAX)
 
 /** Number of ADC pins **/
 #define ADC_NUM_PINS 8