Diff: Libs/DC_DC/DC_DC.h

Revision:

30:91af74a299e1

Child:

36:0afc0fc8f86b

--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/Libs/DC_DC/DC_DC.h	Thu Nov 13 10:53:10 2014 +0000
@@ -0,0 +1,71 @@
+#ifndef _FILE_DC_DC_H
+#define _FILE_DC_DC_H
+
+#include "mbed.h"
+#include "FanPump.h"
+
+enum Channel_T {
+    FAN1=0,
+    FAN2,
+    PUMP1,
+    PUMP2,  
+};
+enum Status_Bits_T {  
+    ConvOn=1,
+    SetOn=2,
+    PowerUp=4,
+    PowerDown=8,
+    OverCurrent=16,
+    SensorFault=32,
+    FailStart=64,
+    FailStop=128,
+};
+const int DC_DC_FILTER_TAPS = 10;
+
+class DC_DC{
+public:
+    DC_DC(PinName _dcdcPin, PinName _dcdcCurrent, PinName _fan1, PinName _fan2, PinName _pump1, PinName _pump2, float period, float slew);
+    float getCurrent() { return current; }
+    void zeroCurrent();
+    void set(bool on); 
+    void setPwm(enum Channel_T chan, float duty);
+    float readPwm(enum Channel_T chan);
+    /*
+        char status =
+        bit0 - 1 = DC-DC converter is actually on
+        bit1 - 1 = DC-DC converter is set to on
+        bit2 - 1 = DC-DC Startup, its use is currently blocked until ready
+        bit3 - 1 = DC-DC Power-down, its use is currently blocked until ready
+        bit4 - 1 = DC-DC over current (drawing more current than allowed according to sensor)
+        bit5 - 1 = DC-DC current sensor out of range (broken)
+        bit6 - 1 = DC-DC failed to start
+        bit7 - 1 = DC-DC failed to stop
+    */
+    char getStatus() { return status; }
+    bool hasCritError() { return critError; }         // An error exists according to status above
+    void sample();                   // Attach this function in a 10ms RTOS timer
+
+private:
+    Timer startTimer;
+    Timer stopTimer;
+    volatile bool starting;
+    volatile bool stopping;
+
+    DigitalOut dcdcControl;
+    AnalogIn dcdcCurrent;
+    volatile float currentOffset;
+    volatile float filterBuff[DC_DC_FILTER_TAPS];
+    volatile int buffTracker;
+    void updateCurrent();
+
+    volatile float current;
+    volatile char status;
+    volatile bool critError;
+    
+    FanPump fan1;
+    FanPump fan2;
+    FanPump pump1;
+    FanPump pump2;
+};
+
+#endif
\ No newline at end of file