Will Salisbury
DigitalPotentiometer code for MCP4131.
Diff: DigitalPotentiometer.h
- Revision:
- 0:9bd76a5655fa
--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/DigitalPotentiometer.h Mon Apr 30 00:37:45 2012 +0000
@@ -0,0 +1,31 @@
+#ifndef DigitalPotentiometer_h
+#define DigitalPotentiometer_h
+
+#include "mbed.h"
+
+#define MOSI 11
+#define MISO 12
+#define SCK 13
+
+#define DigitalPotentiometer_MIN 0
+#define DigitalPotentiometer_MAX 256
+
+class DigitalPotentiometer
+{
+public:
+ DigitalPotentiometer(PinName csPin);
+ int initTCON();
+ int readTCON();
+ int readStatus();
+ int increment();
+ int decrement();
+ int setTap(int value);
+
+private:
+ SPI _spi;
+ DigitalOut _cs;
+ void enable();
+ void disable();
+};
+
+#endif