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Delete TM1638plus.cpp

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TM1638plus.cpp
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/*
* Project Name: TM1638
* File: TM1638plus.cpp
* Description: source file arduino library for TM1638 module(LED & KEY).
* Author: Gavin Lyons.
* Created May 2019
* URL: https://github.com/gavinlyonsrepo/TM1638plus
*/
#include "TM1638plus.h"
uint8_t shiftInX(uint8_t dataPin, uint8_t clockPin, uint8_t bitOrder) {
uint8_t value = 0;
uint8_t i;
for(i = 0; i < 8; ++i) {
//digitalWrite(clockPin, HIGH);
if(bitOrder == LSBFIRST)
value |= digitalRead(dataPin) << i;
else
value |= digitalRead(dataPin) << (7 - i);
digitalWrite(clockPin, HIGH);
delayMicroseconds(1);
digitalWrite(clockPin, LOW);
delayMicroseconds(1);
}
//Serial.println ( "*********************");
return value;
}
TM1638plus::TM1638plus(uint8_t strobe, uint8_t clock, uint8_t data) {
_STROBE_IO = strobe;
_DATA_IO = data;
_CLOCK_IO = clock;
pinMode(strobe, OUTPUT);
pinMode(clock, OUTPUT);
pinMode(data, OUTPUT);
sendCommand(ACTIVATE_TM);
brightness(DEFAULT_BRIGHTNESS);
reset();
}
void TM1638plus::sendCommand(uint8_t value)
{
digitalWrite(_STROBE_IO, LOW);
shiftOut(_DATA_IO, _CLOCK_IO, LSBFIRST, value);
digitalWrite(_STROBE_IO, HIGH);
}
void TM1638plus::reset() {
sendCommand(WRITE_INC); // set auto increment mode
digitalWrite(_STROBE_IO, LOW);
shiftOut(_DATA_IO, _CLOCK_IO, LSBFIRST, SEG_ADR); // set starting address to 0
for (uint8_t i = 0; i < 16; i++)
{
shiftOut(_DATA_IO, _CLOCK_IO, LSBFIRST, 0x00);
}
digitalWrite(_STROBE_IO, HIGH);
}
void TM1638plus::setLED(uint8_t position, uint8_t value)
{
pinMode(_DATA_IO, OUTPUT);
sendCommand(WRITE_LOC);
digitalWrite(_STROBE_IO, LOW);
shiftOut(_DATA_IO, _CLOCK_IO, LSBFIRST, LEDS_ADR + (position << 1));
shiftOut(_DATA_IO, _CLOCK_IO, LSBFIRST, value);
digitalWrite(_STROBE_IO, HIGH);
}
void TM1638plus::displayText(const char *text) {
char c, pos;
pos = 0;
while (c = (*text++)) {
if (*text == '.') {
displayASCIIwDot(pos++, c);
text++;
} else {
displayASCII(pos++, c);
}
}
}
void TM1638plus::displayASCIIwDot(uint8_t position, uint8_t ascii) {
// add 128 or 0x080 0b1000000 to turn on decimal point/dot in seven seg
display7Seg(position, pgm_read_byte(&SevenSeg[ascii- ASCII_OFFSET]) + DOT_MASK_DEC);
}
void TM1638plus::display7Seg(uint8_t position, uint8_t value) { // call 7-segment
sendCommand(WRITE_LOC);
digitalWrite(_STROBE_IO, LOW);
shiftOut(_DATA_IO, _CLOCK_IO, LSBFIRST, SEG_ADR + (position << 1));
shiftOut(_DATA_IO, _CLOCK_IO, LSBFIRST, value);
digitalWrite(_STROBE_IO, HIGH);
}
void TM1638plus::displayASCII(uint8_t position, uint8_t ascii) {
display7Seg(position, pgm_read_byte(&SevenSeg[ascii - ASCII_OFFSET]));
}
void TM1638plus::displayHex(uint8_t position, uint8_t hex)
{
uint8_t offset = 0;
if ((hex >= 0) && (hex <= 9))
{
display7Seg(position, pgm_read_byte(&SevenSeg[hex + HEX_OFFSET]));
// 16 is offset in reduced ASCII table for 0
}else if ((hex >= 10) && (hex <=15))
{
// Calculate offset in reduced ASCII table for AbCDeF
switch(hex)
{
case 10: offset = 'A'; break;
case 11: offset = 'b'; break;
case 12: offset = 'C'; break;
case 13: offset = 'd'; break;
case 14: offset = 'E'; break;
case 15: offset = 'F'; break;
}
display7Seg(position, pgm_read_byte(&SevenSeg[offset-ASCII_OFFSET]));
}
}
uint8_t TM1638plus::readButtons()
{
uint8_t buttons = 0;
digitalWrite(_CLOCK_IO, LOW); //SM
digitalWrite(_STROBE_IO, LOW);
delayMicroseconds(1);
shiftOut(_DATA_IO, _CLOCK_IO, LSBFIRST, BUTTONS_MODE);
pinMode(_DATA_IO, INPUT);
for (uint8_t i = 0; i < 4; i++)
{
uint8_t v = shiftInX(_DATA_IO, _CLOCK_IO, LSBFIRST) << i;
buttons |= v;
}
pinMode(_DATA_IO, OUTPUT);
digitalWrite(_STROBE_IO, HIGH);
return buttons;
}
void TM1638plus::brightness(uint8_t brightness)
{
uint8_t value = 0;
value = BRIGHT_ADR + (BRIGHT_MASK & brightness);
digitalWrite(_STROBE_IO, LOW);
shiftOut(_DATA_IO, _CLOCK_IO, LSBFIRST, value);
digitalWrite(_STROBE_IO, HIGH);
}