Diff: hardwareInterface.h

Revision:

0:8dbd6bd9167f

Child:

1:3a050d26d4f6

Child:

2:35266b266eaa

diff -r 000000000000 -r 8dbd6bd9167f hardwareInterface.h
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/hardwareInterface.h	Tue May 19 15:45:42 2015 +0000
@@ -0,0 +1,157 @@
+#ifndef HARDWARWEINTERFACE_H
+#define HARDWARWEINTERFACE_H
+
+#include <stdint.h>
+#include <string>
+
+#define PENDINGTRIGGERBUFFERSIZE 10
+
+//#define NUMPORTS 8 //the number of ports available on the hardware
+
+using namespace std;
+
+//for debugging output
+//#define DEBUGOUTPUT
+
+//used to organize digital change events
+struct changeEvent {
+    uint32_t timeStamp;
+    bool triggered;
+};
+
+class sDigitalOut
+{
+public:
+    sDigitalOut();
+
+    virtual void init(int pin) = 0;
+    virtual void write(int value) = 0;
+    virtual int read() = 0;
+protected:
+
+};
+
+class sDigitalIn
+{
+public:
+    sDigitalIn();
+
+    virtual void init(int pin) = 0;
+    virtual int read() = 0;
+    virtual void interrupt_up_callback() = 0;
+    virtual void interrupt_down_callback() = 0;
+
+    changeEvent lastUpEvent;
+    changeEvent lastDownEvent;
+
+protected:
+
+
+    void addStateChange(int newState, uint32_t timeStamp);
+
+};
+
+class sSerialPort
+{
+public:
+    sSerialPort();
+
+    virtual void init() = 0;
+    virtual bool readable() = 0;
+    virtual char readChar() = 0;
+    virtual void writeChar(char s)= 0;
+protected:
+
+
+};
+
+class sSound
+{
+public:
+    sSound();
+    void setFile(string fileNameIn);
+    void setVolume(int* volumeIn);
+    void setVolume(int volumeIn);
+    void setPlayback(bool playIn);
+    void setReset();
+    virtual void execute() = 0;
+
+protected:
+    char fileName[21];
+    bool fileNameExists;
+    int* volumePtr;
+    int volume;
+    bool play;
+    bool reset;
+};
+
+class sSystem
+{
+public:
+    sSystem();
+    virtual void timerinit() = 0;
+    virtual void setStandAloneClock() = 0;
+    virtual void setSlaveClock() = 0;
+    virtual sDigitalOut* getDigitalOutPtr(int portNum) = 0;
+    virtual sDigitalIn* getDigitalInPtr(int portNum) = 0;
+    virtual sSound* createNewSoundAction() = 0;
+    virtual void externalClockReset() = 0; //needs to reset harware timer before calling immediateClockReset();
+    virtual void incrementClock() = 0;
+    virtual void mainLoopToDo();
+    virtual void pauseInterrupts();
+    virtual void resumeInterrupts();
+    virtual int getPendingFunctionTriggers(uint16_t *bufferPtr); //Returns the number of pending shortcut triggers
+    virtual uint32_t getDigitalOutputChangeFlags();
+    virtual uint32_t getDigitalInputChangeFlags();
+
+
+protected:
+
+    //virtual void timerInterrupt() = 0;
+
+    void immediateClockReset();
+    int currentDINPin;
+    int currentDOUTPin;
+    uint32_t currentDigitalOuputStates;
+    uint32_t currentDigitalInputStates;
+
+
+
+
+};
+
+
+//Used to buffer output text. Used mainly for 'display' commands within the script,
+//and alloed the reset of the block to execute quickly instead.  The text is then streamed out
+//slowly via serial (one character per main loop execution). outputStream is a simple circular
+//buffer that cannot be resized after initiation.
+class outputStream {
+
+public:
+    outputStream(int bufferSizeIn);
+    ~outputStream();
+    void setSerial(sSerialPort *s);
+    void send(string outputString);
+    void debug(const char* s);
+    outputStream &operator<<(string outputString);
+    outputStream &operator<<(int outputNum);
+    outputStream &operator<<(uint32_t outputNum);
+    outputStream &operator<<(const char* s);
+    char getNextChar();
+    bool unsentData;
+    void flush();
+
+private:
+    int readHead;
+    int writeHead;
+    int totalWriteHead;
+    int totalReadHead;
+    int bufferSize;
+    char tmpOut;
+    char* outputBuffer;
+    sSerialPort* serialPtr;
+};
+
+
+
+#endif // HARDWARWEINTERFACE_H