new file: GaggiaPID.ino
new file: PID_AutoTune_v0/Examples/AutoTune_Example/AutoTune_Example.pde new file: PID_AutoTune_v0/PID_AutoTune_v0.cpp new file: PID_AutoTune_v0/PID_AutoTune_v0.h new file: src/SevenSegmentTM1637/SevenSegmentAsciiMap.cpp new file: src/SevenSegmentTM1637/SevenSegmentAsciiMap.h new file: src/SevenSegmentTM1637/SevenSegmentExtended.cpp new file: src/SevenSegmentTM1637/SevenSegmentExtended.h new file: src/SevenSegmentTM1637/SevenSegmentFun.cpp new file: src/SevenSegmentTM1637/SevenSegmentFun.h new file: src/SevenSegmentTM1637/SevenSegmentTM1637.cpp new file: src/SevenSegmentTM1637/SevenSegmentTM1637.h Committer: Isaac <isaac@iosull.com>
This commit is contained in:
izzeho
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#include "SevenSegmentTM1637.h"
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SevenSegmentTM1637::SevenSegmentTM1637(uint8_t pinClk, uint8_t pinDIO) :
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_pinClk(pinClk),
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_pinDIO(pinDIO)
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{
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// setup pins
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pinAsOutput(_pinClk);
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pinAsOutput(_pinDIO);
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digitalHigh(_pinClk);
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digitalHigh(_pinDIO);
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// setup defaults
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setCursor(0, TM1637_DEFAULT_CURSOR_POS);
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setPrintDelay(TM1637_DEFAULT_PRINT_DELAY);
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setColonOn(TM1637_DEFAULT_COLON_ON);
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setBacklight(TM1637_DEFAULT_BACKLIGHT);
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// write command SET_DATA (Command1) Defaults
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command(
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TM1637_COM_SET_DATA |
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TM1637_SET_DATA_WRITE |
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TM1637_SET_DATA_A_ADDR |
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TM1637_SET_DATA_M_NORM
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);
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};
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// Print API ///////////////////////////////////////////////////////////////////
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// single byte
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size_t SevenSegmentTM1637::write(uint8_t byte) {
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TM1637_DEBUG_PRINT(F("write byte:\t")); TM1637_DEBUG_PRINTLN((char)byte);
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size_t n = 0;
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if ( _cursorPos == _numCols ) {
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shiftLeft(_rawBuffer, _numCols);
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_rawBuffer[_cursorPos] = encode( (char)byte );
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// buffer, length, position
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printRaw( _rawBuffer, _numCols, 0);
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++n;
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};
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if (_cursorPos < _numCols) {
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_rawBuffer[_cursorPos] = encode( (char)byte );
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// buffer, length, position
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printRaw( _rawBuffer, _cursorPos+1, 0);
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setCursor(1, _cursorPos + 1);
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++n;
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}
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return n;
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}
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// null terminated char array
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size_t SevenSegmentTM1637::write(const char* str) {
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TM1637_DEBUG_PRINT(F("write char*:\t")); TM1637_DEBUG_PRINTLN(str);
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uint8_t encodedBytes[4];
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encode(encodedBytes, str, 4);
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uint8_t i =4;
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while( str[i] != '\0' ) {
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printRaw(encodedBytes);
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shiftLeft(encodedBytes, 4);
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encodedBytes[3] = encode( str[i] );
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i++;
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if ( i == TM1637_MAX_CHARS) {
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break;
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}
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}
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return i;
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};
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// byte array with length
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size_t SevenSegmentTM1637::write(const uint8_t* buffer, size_t size) {
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TM1637_DEBUG_PRINT(F("write uint8_t*:\t("));
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for(size_t i=0; i < size; i++) {
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TM1637_DEBUG_PRINT((char)buffer[i]);
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TM1637_DEBUG_PRINT(i == size -1?F(""):F(", "));
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}
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TM1637_DEBUG_PRINT(F(") "));
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TM1637_DEBUG_PRINT(size);
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uint8_t encodedBytes[TM1637_MAX_CHARS];
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if ( size > TM1637_MAX_CHARS) {
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size = TM1637_MAX_CHARS;
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}
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size_t length = encode(encodedBytes, buffer, size);
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TM1637_DEBUG_PRINT(F(" (")); TM1637_DEBUG_PRINT(length); TM1637_DEBUG_PRINT(F(", "));
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TM1637_DEBUG_PRINT(_cursorPos); TM1637_DEBUG_PRINTLN(F(")"));
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printRaw(encodedBytes, length, _cursorPos);
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return length;
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};
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// Liquid cristal API
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void SevenSegmentTM1637::begin(uint8_t cols, uint8_t rows) {
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_numCols = cols;
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_numRows = rows;
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clear();
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};
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void SevenSegmentTM1637::init(uint8_t cols, uint8_t rows) {
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begin(cols, rows);
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}
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void SevenSegmentTM1637::clear(void) {
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uint8_t rawBytes[4] = {0,0,0,0};
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printRaw(rawBytes);
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home();
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};
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void SevenSegmentTM1637::home(void) {
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setCursor(0, 0);
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};
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void SevenSegmentTM1637::setCursor(uint8_t row, uint8_t col) {
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col = (col > TM1637_MAX_COLOM -1)?TM1637_MAX_COLOM-1:col;
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_cursorPos = col;
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};
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void SevenSegmentTM1637::setBacklight(uint8_t value) {
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value = (value > 100 )?100:value; // 0..100 brightness
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// Store the backlight value
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_backLightValue = value;
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// scale backlight value to 0..8
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value /= 10; // 0..10
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value = (value > 8 )? 8:value; // only 8 levels and off
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uint8_t cmd = TM1637_COM_SET_DISPLAY;;
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switch ( value ) {
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case 0:
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cmd |= TM1637_SET_DISPLAY_OFF;
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break;
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case 1:
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cmd |= TM1637_SET_DISPLAY_ON | TM1637_SET_DISPLAY_1;
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break;
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case 2:
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cmd |= TM1637_SET_DISPLAY_ON | TM1637_SET_DISPLAY_2;
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break;
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case 3:
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cmd |= TM1637_SET_DISPLAY_ON | TM1637_SET_DISPLAY_4;
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break;
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case 4:
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cmd |= TM1637_SET_DISPLAY_ON | TM1637_SET_DISPLAY_10;
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break;
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case 5:
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cmd |= TM1637_SET_DISPLAY_ON | TM1637_SET_DISPLAY_11;
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break;
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case 6:
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cmd |= TM1637_SET_DISPLAY_ON | TM1637_SET_DISPLAY_12;
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break;
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case 7:
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cmd |= TM1637_SET_DISPLAY_ON | TM1637_SET_DISPLAY_13;
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break;
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case 8:
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cmd |= TM1637_SET_DISPLAY_ON | TM1637_SET_DISPLAY_14;
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break;
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};
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#if TM1637_DEBUG
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bool ack = command(cmd);
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TM1637_DEBUG_PRINT(F("SET_DISPLAY:\t")); TM1637_DEBUG_PRINTLN((
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cmd
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), BIN);
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TM1637_DEBUG_PRINT(F("Acknowledged:\t")); TM1637_DEBUG_PRINTLN(ack);
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#else
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command(cmd);
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#endif
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};
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void SevenSegmentTM1637::setContrast(uint8_t value) {
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setBacklight(value);
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}
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void SevenSegmentTM1637::on(void) {
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setBacklight(TM1637_DEFAULT_BACKLIGHT);
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};
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void SevenSegmentTM1637::off(void) {
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setBacklight(0);
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clear();
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};
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// SevenSegmentTM1637 public methods
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void SevenSegmentTM1637::blink(uint8_t blinkDelay, uint8_t repeats, uint8_t maxBacklight, uint8_t minBacklight) {
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for (uint8_t i=0; i < repeats; i++) {
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setBacklight(minBacklight); // turn backlight off
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delay(blinkDelay);
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setBacklight(maxBacklight); // turn backlight on
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delay(blinkDelay);
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}
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// restore backlight
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setBacklight(_backLightValue);
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}
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void SevenSegmentTM1637::setPrintDelay(uint16_t printDelay) {
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_printDelay = printDelay;
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};
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bool SevenSegmentTM1637::getColonOn(void) {
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return (_colonOn);
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};
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void SevenSegmentTM1637::setColonOn(bool setToOn) {
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_colonOn = setToOn;
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}
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void SevenSegmentTM1637::printRaw(uint8_t rawByte, uint8_t position) {
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uint8_t cmd[2];
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cmd[0] = TM1637_COM_SET_ADR | position;
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cmd[1] = rawByte;
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if (position == 1) { cmd[1]|=(_colonOn)?TM1637_COLON_BIT:0; };
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command(cmd, 2);
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};
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void SevenSegmentTM1637::printRaw(const uint8_t* rawBytes, size_t length, uint8_t position) {
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// if fits on display
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if ( (length + position) <= _numCols) {
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uint8_t cmd[5] = {0, };
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cmd[0] = TM1637_COM_SET_ADR | (position & B111); // sets address
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memcpy(&cmd[1], rawBytes, length); // copy bytes
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// do we have to print a colon?
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if ( position < 2 ) { // printing after position 2 has never a colon
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if ( position == 0 && length >= 2) {
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// second index is the colon
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cmd[2] |= (_colonOn)?TM1637_COLON_BIT:0;
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} else {
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// first index is the colon
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cmd[1] |= (_colonOn)?TM1637_COLON_BIT:0;
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}
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}
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// TM1637_DEBUG_PRINT(F("ADDR :\t")); TM1637_DEBUG_PRINTLN(cmd[0],BIN);
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// TM1637_DEBUG_PRINT(F("DATA0:\t")); TM1637_DEBUG_PRINTLN(cmd[1],BIN);
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command(cmd, length+1); // send to display
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}
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// does not fit on display, need to print with delay
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else {
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// First print 1-4 characters
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uint8_t numtoPrint = _numCols - position;
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printRaw(rawBytes, numtoPrint, position);
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delay(_printDelay);
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// keep printing 4 characters till done
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uint8_t remaining = length - numtoPrint + 3;
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uint8_t i = 1;
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while( remaining >= _numCols) {
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printRaw(&rawBytes[i], _numCols, 0);
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delay(_printDelay);
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remaining--;
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i++;
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};
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}
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};
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// Helpers
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uint8_t SevenSegmentTM1637::encode(char c) {
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if ( c < ' ') { // 32 (ASCII)
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return 0;
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}
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return pgm_read_byte_near(AsciiMap::map + c - ' ');
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};
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uint8_t SevenSegmentTM1637::encode(int16_t d) {
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// can only encode single digit
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if ( d > 9 || d < 0) {
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return 0;
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};
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return pgm_read_byte_near(AsciiMap::map + d + '0' - ' ');
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};
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size_t SevenSegmentTM1637::encode(uint8_t* buffer, const char* str, size_t bufferSize) {
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size_t i;
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for (i=0; i < bufferSize; i++) {
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if (str[i] == '\0' ) {
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return i;
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}
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buffer[i] = encode( str[i] );
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};
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return i;
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}
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size_t SevenSegmentTM1637::encode(uint8_t* buffer, const uint8_t* byteArr, size_t bufferSize) {
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size_t i;
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for (i=0; i < bufferSize; i++) {
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buffer[i] = encode( (char)byteArr[i] );
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};
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return i;
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}
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void SevenSegmentTM1637::shiftLeft(uint8_t* buffer, size_t length) {
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for (uint8_t i=0; i < length ; i++) {
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buffer[i] = buffer[i+1];
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}
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}
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// SevenSegmentTM1637 LOW LEVEL
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bool SevenSegmentTM1637::command(uint8_t cmd) const{
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return command(_pinClk, _pinDIO, cmd);
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};
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bool SevenSegmentTM1637::command(uint8_t pinClk, uint8_t pinDIO, uint8_t cmd) {
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comStart(pinClk, pinDIO);
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comWriteByte(pinClk, pinDIO,cmd);
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bool acknowledged = comAck(pinClk, pinDIO);
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comStop(pinClk, pinDIO);
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return acknowledged;
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}
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bool SevenSegmentTM1637::command(const uint8_t* commands, uint8_t length) const {
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return command(_pinClk, _pinDIO, commands, length);
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};
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bool SevenSegmentTM1637::command(uint8_t pinClk, uint8_t pinDIO, const uint8_t* commands, uint8_t length) {
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bool acknowledged = true;
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comStart(pinClk, pinDIO);
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for (uint8_t i=0; i < length;i++) {
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comWriteByte(pinClk, pinDIO, commands[i]);
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acknowledged &= comAck(pinClk, pinDIO);
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};
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comStop(pinClk, pinDIO);
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return acknowledged;
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}
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uint8_t SevenSegmentTM1637::comReadByte(void) const {
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uint8_t readKey = 0;
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comStart();
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comWriteByte(TM1637_COM_SET_DATA | TM1637_SET_DATA_READ);
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comAck();
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pinAsInput(_pinDIO);
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digitalHigh(_pinDIO);
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delayMicroseconds(5);
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for ( uint8_t i=0; i < 8; i++) {
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readKey >>= 1;
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digitalLow(_pinClk);
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delayMicroseconds(30);
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digitalHigh(_pinClk);
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if ( isHigh(_pinDIO) ) {
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readKey = readKey | B10000000;
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};
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delayMicroseconds(30);
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};
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pinAsOutput(_pinDIO);
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comAck();
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comStop();
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return readKey;
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};
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void SevenSegmentTM1637::comWriteByte(uint8_t command) const{
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comWriteByte(_pinClk, _pinDIO, command);
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};
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void SevenSegmentTM1637::comWriteByte(uint8_t pinClk, uint8_t pinDIO, uint8_t command) {
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// CLK in bits
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for ( uint8_t i=0; i < 8; i++) {
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digitalLow(pinClk); // CLK LOW
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if ( command & B1) {
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digitalHigh(pinDIO);// DIO HIGH
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} else {
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digitalLow(pinDIO); // DIO LOW
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}
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delayMicroseconds(TM1637_CLK_DELAY_US);
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command >>= 1;
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digitalHigh(pinClk); // CLK HIGH
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delayMicroseconds(TM1637_CLK_DELAY_US);
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};
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}
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void SevenSegmentTM1637::comStart(void) const {
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comStart(_pinClk, _pinDIO);
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};
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void SevenSegmentTM1637::comStart(uint8_t pinClk, uint8_t pinDIO) {
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digitalHigh(pinDIO); // DIO HIGH
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digitalHigh(pinClk); // CLK HIGH
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delayMicroseconds(TM1637_CLK_DELAY_US);
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digitalLow(pinDIO); // DIO LOW
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}
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void SevenSegmentTM1637::comStop(void) const {
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comStop(_pinClk, _pinDIO);
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};
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void SevenSegmentTM1637::comStop(uint8_t pinClk, uint8_t pinDIO) {
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digitalLow(pinClk); // CLK LOW
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delayMicroseconds(TM1637_CLK_DELAY_US);
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digitalLow(pinDIO); // DIO LOW
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delayMicroseconds(TM1637_CLK_DELAY_US);
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digitalHigh(pinClk); // CLK HIGH
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delayMicroseconds(TM1637_CLK_DELAY_US);
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digitalHigh(pinDIO); // DIO HIGH
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}
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bool SevenSegmentTM1637::comAck(void) const {
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return comAck(_pinClk, _pinDIO);
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};
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bool SevenSegmentTM1637::comAck(uint8_t pinClk, uint8_t pinDIO) {
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bool acknowledged = false;
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digitalLow(pinClk); // CLK LOW
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pinAsInputPullUp(pinDIO); // DIO INPUT PULLUP (state==HIGH)
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delayMicroseconds(TM1637_CLK_DELAY_US);
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acknowledged = isLow(pinDIO);// Ack should pull the pin low again
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digitalHigh(pinClk); // CLK HIGH
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delayMicroseconds(TM1637_CLK_DELAY_US);
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digitalLow(pinClk); // CLK LOW
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pinAsOutput(pinDIO);
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return acknowledged;
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}
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