Bayley Wang / Mbed 2 deprecated priustroller

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Dependencies:   mbed

Fork of analoghalls5_5 by N K

Diff: voltagesensors.cpp

Revision:
0:54cf32d35f4d
Child:
1:1f58bdcf2956
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/voltagesensors.cpp	Sun Mar 01 06:16:01 2015 +0000
@@ -0,0 +1,15 @@
+#include "includes.h"
+#include "classes.h"
+
+AnalogVoltageSensor::AnalogVoltageSensor(PinName pin, float scale) {
+    _in = new AnalogIn(pin);
+    _scale = scale;
+}
+
+void AnalogVoltageSensor::Zero() {
+    _zero_level = (float) *_in;
+}
+
+float AnalogVoltageSensor::GetVoltage() {
+    return ((float) *_in - _zero_level) * 3.3f / _scale;
+}
\ No newline at end of file