jiexuan fan
mit
Diff: CurrentSense.h
- Revision:
- 4:5ae9f8b3a16f
- Child:
- 5:e90c8b57811c
diff -r cae0b305d54c -r 5ae9f8b3a16f CurrentSense.h
--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/CurrentSense.h Tue Nov 24 03:56:22 2015 +0000
@@ -0,0 +1,19 @@
+#include "mbed.h"
+
+#ifndef CURRENT_SENSE_H
+#define CURRENT_SENSE_H
+
+// 3.3V max ADC reading / 0.525V/A from the current amp
+#define ADC_TO_CURRENT_SCALE (3.3/.525)
+
+class CurrentSense {
+ public:
+ CurrentSense(PinName current_pin);
+
+ float get_current(void);
+
+ private:
+ AnalogIn current_pin_;
+};
+
+#endif
\ No newline at end of file