Me7SegmentDisplay.h

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/* Define to prevent recursive inclusion -------------------------------------*/
#ifndef Me7SegmentDisplay_H
#define Me7SegmentDisplay_H
 
//************definitions for TM1637*********************
#include <stdint.h>
#include <stdbool.h>
#include <Arduino.h>
#include "MeConfig.h"
 
#ifdef ME_PORT_DEFINED
#include "MePort.h"
#endif // ME_PORT_DEFINED
 
/* Exported constants --------------------------------------------------------*/
/******************definitions for TM1637**********************/
const uint8_t   ADDR_AUTO = 0x40;   //Automatic address increment mode
const uint8_t   ADDR_FIXED = 0x44;   //Fixed address mode
const uint8_t   STARTADDR = 0xc0;   //start address of display register
const uint8_t   SEGDIS_ON = 0x88;   //diplay on
const uint8_t   SEGDIS_OFF = 0x80;   //diplay off
/**** definitions for the clock point of the digit tube *******/
const uint8_t POINT_ON = 1;
const uint8_t POINT_OFF = 0;
/**************definitions for brightness***********************/
const uint8_t BRIGHTNESS_0 = 0;
const uint8_t BRIGHTNESS_1 = 1;
const uint8_t BRIGHTNESS_2 = 2;
const uint8_t BRIGHTNESS_3 = 3;
const uint8_t BRIGHTNESS_4 = 4;
const uint8_t BRIGHTNESS_5 = 5;
const uint8_t BRIGHTNESS_6 = 6;
const uint8_t BRIGHTNESS_7 = 7;
 
#ifndef ME_PORT_DEFINED
class Me7SegmentDisplay
#else // ME_PORT_DEFINED
class Me7SegmentDisplay :public MePort
#endif // ME_PORT_DEFINED
{
public:
#ifdef ME_PORT_DEFINED
  Me7SegmentDisplay(void);
  
  Me7SegmentDisplay(uint8_t port);
#else // ME_PORT_DEFINED
  Me7SegmentDisplay(uint8_t dataPin, uint8_t clkPin);
#endif // ME_PORT_DEFINED
#ifdef ME_PORT_DEFINED
  void reset(uint8_t port);
#endif // ME_PORT_DEFINED
  void init(void); // Clear display
  
  void set(uint8_t = BRIGHTNESS_2, uint8_t = ADDR_AUTO, uint8_t = STARTADDR);// Take effect next display cycle.
  
  void setpin(uint8_t dataPin, uint8_t clkPin);
 
  void write(uint8_t SegData[]);
  
  void write(uint8_t BitAddr, uint8_t SegData);
  
  void display(uint16_t value);
  
  void display(int16_t value);
 
  void display(float value);
 
  void display(long value);
 
  int16_t checkNum(float v,int16_t b);
 
  void display(double value, uint8_t = 1);
 
  void display(uint8_t DispData[]);
 
  void display(uint8_t BitAddr, uint8_t DispData);
 
  void display(uint8_t BitAddr, uint8_t DispData, uint8_t point_on);
 
  void clearDisplay(void);
  
  void setBrightness(uint8_t brightness);
  
  void coding(uint8_t DispData[]);
 
  uint8_t coding(uint8_t DispData);
private:
  uint8_t Cmd_SetData;
  uint8_t Cmd_SetAddr;
  uint8_t Cmd_DispCtrl;
  bool _PointFlag; //_PointFlag=1:the clock point on
 
  void writeByte(uint8_t wr_data);// Write 8 bits data to tm1637.
  
  void start(void);// Send start bits
  void point(bool PointFlag);// Whether to light the clock point ":". Take effect next display cycle.
 
  void stop(void); // Send stop bits.
  uint8_t _clkPin;
  uint8_t _dataPin;
};
#endif