Tasmota/lib/lib_display/TM1638plus/src/TM1638plus.h

105 lines
3.6 KiB
C++

/*
* Project Name: TM1638plus
* File: TM1638plus.h
* Description: TM1638plus.h header file arduino library for TM1638 module(LED & KEY). Model 1 & Model 3
* Author: Gavin Lyons.
* Created May 2019
* URL: https://github.com/gavinlyonsrepo/TM1638plus
*/
#ifndef TM1638PLUS_H
#define TM1638PLUS_H
#if (ARDUINO >=100)
#include "Arduino.h"
#else
#include "WProgram.h"
#endif
#include "TM1638plus_common.h"
class TM1638plus {
public:
// Constructor
//Parameters
// 1. strobe = GPIO STB pin
// 2. clock = GPIO CLK pin
// 3. data = GPIO DIO pin
// 4. higfreq Changes the value of parameter _HIGH_FREQ which is default false
// This is used when running high freq MCU CPU (~>100Mhz) because of issues with button function.
// Pass true when running high freq MCU CPU (~>100Mhz).
TM1638plus(uint8_t strobe, uint8_t clock, uint8_t data, bool highfreq = false);
// Methods
void displayBegin(); // Begin method , sets pinmodes , Call in setup
void reset(void); // Reset / Clear module
//Sets the brightness level on a scale of brightness = 0 to 7.
//0 is not turned off, it's just the lowest brightness.
//If user wishes to change the default brightness at start-up change.
//The DEFAULT_BRIGHTNESS define in header file.
void brightness(uint8_t brightness);
//Read buttons returns a byte with value of buttons 1-8 b7b6b5b4b3b2b1b0
// 1 pressed, zero not pressed.
//User may have to debounce buttons depending on application.
//See [URL LINK](https://github.com/gavinlyonsrepo/Arduino_Clock_3)
// for de-bonce example.
uint8_t readButtons(void);
// Send Text to Seven segments, passed char array pointer
// dots are removed from string and dot on preceding digit switched on
// "abc.def" will be shown as "abcdef" with c decimal point turned on.
void displayText(const char *text);
// Send ASCII value to seven segment, pass position 0-7 and ASCII value byte
void displayASCII(uint8_t position, uint8_t ascii);
// Same as displayASCII function but turns on dot/decimal point as well
void displayASCIIwDot(uint8_t position, uint8_t ascii) ;
// Send HEX value to seven segment, pass position 0-7 and hex value(DEC) 0-15
void displayHex(uint8_t position, uint8_t hex);
// Send seven segment value to seven segment
// pass position 0-7 byte of data corresponding to segments (dp)gfedcba
// i.e 0b01000001 will set g and a on.
void display7Seg(uint8_t position, uint8_t value);
//Display an integer and leading zeros optional
void displayIntNum(unsigned long number, boolean leadingZeros = true);
//Divides the display into two nibbles and displays a Decimal number in each.
//takes in two numbers 0-9999 for each nibble , and byte for decimal point display,
//and leading zeros optional
void DisplayDecNumNibble(uint16_t numberUpper, uint16_t numberLower, boolean leadingZeros = true);
// Set the LEDs. passed one 16bit integer.
// MODEL 3:
//MSB byte for the green LEDs, LS byte for the red LEDs (0xgreenred)
//ie. 0xE007 1110 0000 0000 0111 results in L8-L0 GGGX XRRR, NOTE L8 is RHS on display
// MODEL 1:
// MSB byte 1 for red LED , LSB byte n/a set to 0x00 (0xleds, 0xXX)
//i.e 0xF100 1111 0000 L8-L0 RRRRXXX0 NOTE L8 is RHS on display
void setLEDs(uint16_t greenred);
// Set an LED, pass it LED position 0-7 and value 0 or 1 , L1-L8
void setLED(uint8_t position, uint8_t value);
private:
uint8_t _STROBE_IO;
uint8_t _DATA_IO;
uint8_t _CLOCK_IO;
void sendCommand(uint8_t value);
void sendData(uint8_t data);
//This is used when running high freq CPU
bool _HIGH_FREQ = false;
TM1638plus_common TM_common;
};
#endif