663 lines
20 KiB
C++
663 lines
20 KiB
C++
#include <Wire.h>
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#include <Adafruit_GFX.h>
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#include <Adafruit_SSD1306.h>
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#include <RotaryEncoder.h>
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#include <FlexiTimer2.h>
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#include <EEPROM.h>
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#define SCREEN_ADDRESS 0x3C
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#define PPQN 24
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#define PULSE_LENGTH 12 //ms (with 12 ms you can't get higher than 208bpm)
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#define MAXBPM 200 //250 at 24ppqn with 5ms pulse will be 50/50 square wave
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#define MINBPM 20
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#define SCREEN_TIMEOUT 120000 //Turn display off after 2 min
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#define ENC_BTN_PIN 14
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#define ENC_D1_PIN 17
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#define ENC_D2_PIN 4
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#define START_STOP_BTN_PIN 5
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#define EXT_INPUT_PIN 2 //needs to be an interrupt pin
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#define ANALOGUE_INPUT_1_PIN A2
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#define ANALOGUE_INPUT_2_PIN A1
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const int outsPins[6] = {6, 11, 7, 10, 8, 9};
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const int clockModes[17] = {-24, -12, -8, -6, -4, -3, -2, 1, 2, 3, 4, 5, 6, 7, 8, 16, 32}; //positive - divide, negative - multiply, 0 - off
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unsigned int bpm = 130;
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bool bpmModulationChannel; //0 - CV1, 1 - CV2
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byte bpmModulationRange = 0;
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struct channel {
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unsigned int mode;
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unsigned int random;
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bool modulationChannel; //0 - CV1, 1 - CV2
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int modulationRange;
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unsigned int offset;
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};
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channel channels[6] = { //array of channel settings
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{ 7, 0, 0, 0, 0 },
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{ 7, 0, 0, 0, 0 },
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{ 7, 0, 0, 0, 0 },
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{ 7, 0, 0, 0, 0 },
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{ 7, 0, 0, 0, 0 },
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{ 7, 0, 0, 0, 0 }
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};
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int channelPulseCount[6];
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int channelPulsesPerCycle[6];
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int playingModes[6]; //actual channel modes array updated from channels object on each beat
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unsigned int pulsePeriod;
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bool isPlaying = false;
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unsigned int tickCount = 0;
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unsigned int pulseCount = 0;
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unsigned int extTriggerCount = 0;
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byte masterClockMode = 0; // 0 - internal, 1 - external 24ppqn, 2 - external beat
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unsigned long lastExtPulseTime;
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unsigned long newExtPulseTime;
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bool needPulseReset[6] = {true, true, true, true, true, true};
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unsigned int displayTab = 0;
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unsigned int displayTabOld;
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unsigned int insideTab = 0;
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bool playBtnPushed = false;
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int a1Input = 0;
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int a2Input = 0;
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int encPositionOld = 0;
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unsigned long encPressedTime;
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unsigned long encReleasedTime;
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bool encPressRegistered;
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unsigned long lastInteractionTime; // used for display timeout
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Adafruit_SSD1306 display(128, 64, &Wire, -1);
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RotaryEncoder encoder(ENC_D1_PIN, ENC_D2_PIN, RotaryEncoder::LatchMode::TWO03);
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const unsigned char splash_logo [] PROGMEM = {
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0x00, 0x1f, 0xfc, 0x00, 0x00, 0x00, 0x7f, 0xff, 0x00, 0x00, 0x01, 0xff, 0xff, 0xc0, 0x00, 0x03,
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0xfc, 0x1f, 0xe0, 0x00, 0x07, 0xe0, 0x03, 0xf0, 0x00, 0x0f, 0x80, 0x00, 0xf8, 0x00, 0x1f, 0x00,
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0x00, 0x7c, 0x00, 0x1e, 0x00, 0x00, 0x3c, 0x00, 0x3c, 0x00, 0x00, 0x1e, 0x00, 0x3c, 0x00, 0x00,
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0x1e, 0x00, 0x78, 0x0c, 0x18, 0x0f, 0x00, 0x78, 0x1e, 0x3c, 0x0f, 0x00, 0x70, 0x1e, 0x3c, 0x07,
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0x00, 0xf0, 0x1e, 0x3c, 0x07, 0x80, 0xf0, 0x1e, 0x3c, 0x07, 0x80, 0xf0, 0x1e, 0x3c, 0x07, 0x80,
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0xf0, 0x1e, 0x3c, 0x07, 0x80, 0xf0, 0x0c, 0x18, 0x07, 0x80, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
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0x00, 0x00, 0x00, 0x00, 0x04, 0x0c, 0x18, 0x10, 0x00, 0x0f, 0x1e, 0x3c, 0x78, 0x00, 0x0f, 0x1e,
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0x3c, 0x78, 0x00, 0x1e, 0x0c, 0x18, 0x3c, 0x00, 0x1e, 0x00, 0x00, 0x3c, 0x00, 0x3c, 0x00, 0x00,
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0x1e, 0x00, 0x3c, 0x00, 0x00, 0x1e, 0x00, 0x78, 0x00, 0x00, 0x0f, 0x00, 0x78, 0x00, 0x00, 0x0f,
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0x00, 0xf0, 0x00, 0x00, 0x07, 0x80, 0xf0, 0x00, 0x00, 0x07, 0x80, 0xf0, 0x00, 0x00, 0x07, 0x80,
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0x78, 0x00, 0x00, 0x0f, 0x00, 0x7c, 0x00, 0x00, 0x1f, 0x00, 0x3e, 0x00, 0x00, 0x3e, 0x00, 0x3f,
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0xff, 0xff, 0xfe, 0x00, 0x1f, 0xff, 0xff, 0xfc, 0x00, 0x07, 0xff, 0xff, 0xf0, 0x00, 0x01, 0xff,
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0xff, 0xc0, 0x00
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};
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void setup() {
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//Serial.begin(9600);
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//check last bit in eeprom to know if the correct settings were stored
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if (EEPROM.read(1023) == 'S') {
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int addr = 0;
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EEPROM.get(addr, bpm);
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addr = addr + sizeof(bpm);
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EEPROM.get(addr, bpmModulationChannel);
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addr = addr + sizeof(bpmModulationChannel);
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EEPROM.get(addr, bpmModulationRange);
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addr = addr + sizeof(bpmModulationRange);
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EEPROM.get(addr, masterClockMode);
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addr = addr + sizeof(masterClockMode);
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EEPROM.get(addr, channels);
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} else {
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saveState();
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EEPROM.write(1023, 'S');
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}
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pinMode(ENC_BTN_PIN, INPUT_PULLUP);
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pinMode(START_STOP_BTN_PIN, INPUT_PULLUP);
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pinMode(START_STOP_BTN_PIN, ANALOGUE_INPUT_1_PIN);
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pinMode(EXT_INPUT_PIN, INPUT_PULLUP);
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attachInterrupt(digitalPinToInterrupt(EXT_INPUT_PIN), externalClock, FALLING);
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for (int i=0; i<6; i++) {
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pinMode(outsPins[i], OUTPUT);
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}
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display.begin(SSD1306_SWITCHCAPVCC, SCREEN_ADDRESS);
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//Splash screen
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display.clearDisplay();
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display.drawBitmap(48, 18, splash_logo, 33, 39, 1);
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display.setCursor(90,1);
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display.setTextSize(1);
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display.setTextColor(SSD1306_WHITE);
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display.println(F("V:0.1a")); //Version
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display.display();
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delay(800);
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updateScreen();
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calculateCycles();
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calculateBPMTiming();
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FlexiTimer2::set(1, 1.0/1000, clock); // 1.0/1000 = 1ms period. If other than 1ms calculateBPMTiming() might need tweaking
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FlexiTimer2::start();
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}
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void loop() {
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checkInputs();
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if ((millis() - lastInteractionTime) > SCREEN_TIMEOUT) {
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display.clearDisplay();
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display.display();
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}
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if (masterClockMode == 2 || masterClockMode == 3) {
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calculateBPMTiming();
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}
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}
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void clock() {
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if (isPlaying) {
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// Action on each pulse
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if (tickCount == 0) {
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sendTriggers();
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}
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//this part gets the Pulse and Ticks ticking
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//it's placed after the triggers to avoid problems on the start (when pulseCount==0)
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tickCount++;
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if (masterClockMode == 0) {
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if (tickCount >= pulsePeriod) {
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tickCount = 0;
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if (pulseCount < (PPQN-1)) { //-1 is here to avoid extra IF to reset to 0
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pulseCount++;
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} else {
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pulseCount = 0;
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}
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if (bpmModulationRange != 0) {
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calculateBPMTiming();
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}
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}
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}
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//EXT-B
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if (masterClockMode == 2 || masterClockMode == 3) {
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if (tickCount >= pulsePeriod && pulseCount < (PPQN-1)) {
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tickCount = 0;
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pulseCount++;
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}
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}
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//EXT-16
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/*if (masterClockMode == 3) {
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if (tickCount >= pulsePeriod && pulseCount < ((PPQN*2)-1)) { // ((6 * (extTriggerCount + 1))-1)) { //hardcoded for 24ppqn
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tickCount = 0;
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pulseCount++;
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}
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}*/
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// pull low all outputs after set pulse length
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if (tickCount >= PULSE_LENGTH) {
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for (int i = 0; i<6; i++) {
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digitalWrite(outsPins[i], LOW);
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}
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}
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}
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}
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void externalClock() {
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lastExtPulseTime = newExtPulseTime;
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newExtPulseTime = millis();
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if (masterClockMode == 1) { // EXT-24
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//reset cycles if there was no pulses for a while
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if ((newExtPulseTime - lastExtPulseTime) > 125) { //125ms is 20bpm
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for (int i = 0; i<6; i++) {
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channelPulseCount[i] = 0;
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}
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}
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if (!isPlaying) {
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isPlaying = true;
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}
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tickCount = 0; //to make things happen in the main clock function
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if (pulseCount < (PPQN-1)) {
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pulseCount++;
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} else {
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pulseCount = 0;
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}
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} else if (masterClockMode == 2) { // EXT-Beat
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if (!isPlaying) {
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isPlaying = true;
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}
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if ((newExtPulseTime - lastExtPulseTime) > 3000) { //3000ms is 1/4 at 20bpm
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resetClocks();
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}
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tickCount = 0;
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pulseCount = 0;
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} else if (masterClockMode == 3) { // EXT-1/16
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if (!isPlaying) {
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isPlaying = true;
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}
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if ((newExtPulseTime - lastExtPulseTime) > 750) { //750ms is 1/16 at 20bpm
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resetClocks();
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}
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tickCount = 0;
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if (extTriggerCount == 0) {
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pulseCount = 0;
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}
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if (extTriggerCount < 3) {
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extTriggerCount++;
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} else {
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extTriggerCount = 0;
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}
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}
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}
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void sendTriggers() {
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for (int i = 0; i<6; i++) {
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if (playingModes[i] != clockModes[channels[i].mode]) {
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needPulseReset[i] = true;
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}
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}
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//switching modes on the beat and resetting channel clock
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if (pulseCount == 0) {
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calculateCycles();
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for (int i = 0; i<6; i++) {
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if (needPulseReset[i] == true) {
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channelPulseCount[i] = 0;
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needPulseReset[i] = false;
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}
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}
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}
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//multiplier
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for (int i = 0; i<6; i++) {
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if (channelPulseCount[i] == channels[i].offset) { //Pulse on 0
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if (channels[i].random == 0 || random(10) > channels[i].random) { //random
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digitalWrite(outsPins[i], HIGH);
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}
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}
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if (channelPulseCount[i] < channelPulsesPerCycle[i]) {
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channelPulseCount[i]++;
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} else {
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channelPulseCount[i] = 0;
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}
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}
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}
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void calculateCycles() {
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for (int i = 0; i<6; i++) {
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if (channels[i].modulationRange == 0) {
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playingModes[i] = clockModes[channels[i].mode];
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} else { //modulation happens here
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int mod;
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if (!channels[i].modulationChannel) {
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mod = a1Input;
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} else {
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mod = a2Input;
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}
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mod = map (mod, 0, 1023, 0, channels[i].modulationRange);
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playingModes[i] = clockModes[channels[i].mode - mod]; //subtracting because the innitiall array is backwards
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}
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if (playingModes[i] > 0) {
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channelPulsesPerCycle[i] = (playingModes[i] * PPQN) - 1;
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} else {
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channelPulsesPerCycle[i] = (PPQN / abs(playingModes[i])) - 1;
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}
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}
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}
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void calculateBPMTiming() {
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int mod = 0;
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if (masterClockMode == 0) {
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if (bpmModulationRange != 0 && !bpmModulationChannel) {
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mod = map (a1Input, 0, 1023, 0, bpmModulationRange*10);
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} else if (bpmModulationRange != 0 && bpmModulationChannel) {
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mod = map (a2Input, 0, 1023, 0, bpmModulationRange*10);
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}
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pulsePeriod = 60000 / ((bpm + mod) * PPQN);
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} else if (masterClockMode == 2) { //for external beat clock
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pulsePeriod = (newExtPulseTime - lastExtPulseTime) / PPQN;
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} else if (masterClockMode == 3) { //for external 1/16 clock
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pulsePeriod = (newExtPulseTime - lastExtPulseTime) / 6; //6 is hardcoded 1/16 at 24ppqn
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}
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}
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void resetClocks() {
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for (int i = 0; i<6; i++) {
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channelPulseCount[i] = 0;
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digitalWrite(outsPins[i], LOW); //to avoid stuck leds
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}
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pulseCount = 0;
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tickCount = 0;
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}
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void saveState() {
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int addr = 0;
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EEPROM.put(addr, bpm);
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addr = addr + sizeof(bpm);
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EEPROM.put(addr, bpmModulationChannel);
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addr = addr + sizeof(bpmModulationChannel);
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EEPROM.put(addr, bpmModulationRange);
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addr = addr + sizeof(bpmModulationRange);
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EEPROM.put(addr, masterClockMode);
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addr = addr + sizeof(masterClockMode);
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EEPROM.put(addr, channels);
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}
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void checkInputs() {
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//encoder button
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if (!digitalRead(ENC_BTN_PIN) && !encPressRegistered) {
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encPressRegistered = true;
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encPressedTime = millis();
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} else if (digitalRead(ENC_BTN_PIN) && encPressRegistered) {
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encPressRegistered = false;
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encReleasedTime = millis();
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if (encReleasedTime - encPressedTime < 500) { // press shorter than .5s switches tabs
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if (insideTab == 0) {
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displayTabOld = displayTab;
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displayTab++;
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if (displayTab>6) {
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displayTab = 0;
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}
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} else if (insideTab < 3 && displayTab != 0) {
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insideTab ++;
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} else if (insideTab < 2 && displayTab == 0) {
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insideTab ++;
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} else {
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insideTab = 1;
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}
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updateScreen();
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} else if (encReleasedTime - encPressedTime < 2000) { // longer press (<2s) and switches random mode, longer than 2s presses are ignored
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if (insideTab == 0) {
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insideTab = 1;
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} else {
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insideTab = 0;
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}
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updateScreen();
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}
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}
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//encoder
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encoder.tick();
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int encPosition = encoder.getPosition();
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if (encPositionOld != encPosition) {
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int change = encPositionOld - encPosition;
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if (displayTab == 0 && insideTab == 0 && masterClockMode == 0) {
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bpm = bpm + change;
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if (bpm > MAXBPM) {
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bpm = MAXBPM;
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} else if (bpm < MINBPM) {
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bpm = MINBPM;
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}
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calculateBPMTiming();
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} else if (displayTab == 0 && insideTab == 1) { //Clock mode
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masterClockMode = masterClockMode + change;
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if (masterClockMode > 250) {
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masterClockMode = 0;
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} else if (masterClockMode > 3) {
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masterClockMode = 3;
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}
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} else if (displayTab == 0 && insideTab == 2 && masterClockMode == 0) { //bpm modulation
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bpmModulationRange = bpmModulationRange + change;
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if (bpmModulationRange == 255 && bpmModulationChannel == 0) {
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bpmModulationRange = 0;
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} else if (bpmModulationRange == 255 && bpmModulationChannel == 1) {
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bpmModulationRange = 9;
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bpmModulationChannel = 0;
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} else if (bpmModulationRange > 9 && bpmModulationChannel == 0) {
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bpmModulationRange = 0;
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bpmModulationChannel = 1;
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} else if (bpmModulationRange > 9 && bpmModulationChannel == 1) {
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bpmModulationRange = 9;
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}
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} else if (displayTab != 0 && insideTab == 0) { //subdivision
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channels[displayTab-1].mode = channels[displayTab-1].mode - change;
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if (channels[displayTab-1].mode == 65535) { //65535 is 0-1 for unsigned vars
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channels[displayTab-1].mode = 0;
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} else if (channels[displayTab-1].mode > (sizeof(clockModes)/sizeof(int)) - 1) {
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channels[displayTab-1].mode = (sizeof(clockModes)/sizeof(int)) - 1;
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}
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if (!isPlaying) {
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calculateCycles();
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}
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} else if (displayTab != 0 && insideTab == 1) { //random
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channels[displayTab-1].random = channels[displayTab-1].random + change;
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if (channels[displayTab-1].random == 65535) {
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channels[displayTab-1].random = 0;
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} else if (channels[displayTab-1].random > 9) {
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channels[displayTab-1].random = 9;
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}
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} else if (displayTab != 0 && insideTab == 2) { //modulation
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channels[displayTab-1].modulationRange = channels[displayTab-1].modulationRange + change;
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if (channels[displayTab-1].modulationRange < 0 && channels[displayTab-1].modulationChannel == 0) {
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channels[displayTab-1].modulationRange = 0;
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} else if (channels[displayTab-1].modulationRange > 6 && channels[displayTab-1].modulationChannel == 0) {
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channels[displayTab-1].modulationChannel = 1;
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channels[displayTab-1].modulationRange = 0;
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} else if (channels[displayTab-1].modulationRange < 0 && channels[displayTab-1].modulationChannel == 1) {
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channels[displayTab-1].modulationChannel = 0;
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channels[displayTab-1].modulationRange = 6;
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} else if (channels[displayTab-1].modulationRange > 6 && channels[displayTab-1].modulationChannel == 1) {
|
|
channels[displayTab-1].modulationRange = 6;
|
|
}
|
|
|
|
} else if (displayTab != 0 && insideTab == 3) { //offset
|
|
channels[displayTab-1].offset = channels[displayTab-1].offset + change;
|
|
if (channels[displayTab-1].offset == 65535) {
|
|
channels[displayTab-1].offset = 0;
|
|
} else if (channels[displayTab-1].offset >= channelPulsesPerCycle[displayTab-1]) {
|
|
channels[displayTab-1].offset = channelPulsesPerCycle[displayTab-1];
|
|
}
|
|
}
|
|
updateScreen();
|
|
encPositionOld = encPosition;
|
|
}
|
|
|
|
//play button
|
|
if (!digitalRead(START_STOP_BTN_PIN) && !playBtnPushed) {
|
|
if (masterClockMode == 0) {
|
|
calculateBPMTiming();
|
|
resetClocks();
|
|
isPlaying = !isPlaying;
|
|
}
|
|
playBtnPushed = true;
|
|
saveState();
|
|
updateScreen(); //to wake up the screen if turned off
|
|
} else if (digitalRead(START_STOP_BTN_PIN) && playBtnPushed) {
|
|
playBtnPushed = false;
|
|
}
|
|
|
|
//modulations
|
|
a1Input = analogRead(ANALOGUE_INPUT_1_PIN);
|
|
a2Input = analogRead(ANALOGUE_INPUT_2_PIN);
|
|
}
|
|
|
|
void updateScreen() {
|
|
display.clearDisplay();
|
|
|
|
lastInteractionTime = millis(); //not sure if it's a right place for this, but should do for now
|
|
|
|
//Tabs
|
|
display.drawRect(0, 0, 128, 2, SSD1306_WHITE);
|
|
display.setCursor(0,2);
|
|
display.setTextSize(1);
|
|
if (displayTab == 0) {
|
|
display.setTextColor(SSD1306_BLACK, SSD1306_WHITE);
|
|
display.print(F(" "));
|
|
display.setTextColor(SSD1306_WHITE);
|
|
display.print(F(" bpm "));
|
|
} else {
|
|
display.setTextColor(SSD1306_BLACK, SSD1306_WHITE);
|
|
display.print(F(" bpm"));
|
|
}
|
|
|
|
for (int i = 1; i <= 6; i++) {
|
|
if (displayTab == i) {
|
|
display.setTextColor(SSD1306_BLACK, SSD1306_WHITE);
|
|
display.print(" ");
|
|
display.setTextColor(SSD1306_WHITE);
|
|
display.print(" ");
|
|
display.print(i);
|
|
display.print(" ");
|
|
} else {
|
|
display.setTextColor(SSD1306_BLACK, SSD1306_WHITE);
|
|
display.print(" ");
|
|
display.print(i);
|
|
}
|
|
}
|
|
display.setTextColor(SSD1306_BLACK, SSD1306_WHITE);
|
|
display.fillRect(108, 2, 20, 8, SSD1306_WHITE);
|
|
display.println();
|
|
display.println();
|
|
display.fillRect(0, 10, 128, 2, SSD1306_WHITE);
|
|
|
|
//Content
|
|
display.setCursor(4,16);
|
|
display.setTextSize(3);
|
|
display.setTextColor(SSD1306_WHITE);
|
|
if (displayTab == 0 && masterClockMode == 0) {
|
|
if (bpm<100) {
|
|
display.print(" ");
|
|
}
|
|
display.println(bpm);
|
|
display.setCursor(21,40);
|
|
display.setTextSize(2);
|
|
display.println(F("bpm"));
|
|
} else if (displayTab == 0 && masterClockMode == 1) {
|
|
display.println(F(" 24"));
|
|
display.setCursor(8,40);
|
|
display.setTextSize(2);
|
|
display.println(F("PPQN"));
|
|
} else if (displayTab == 0 && masterClockMode == 2) {
|
|
display.setCursor(8,16);
|
|
display.setTextSize(2);
|
|
display.println(F("BEAT"));
|
|
} else if (displayTab == 0 && masterClockMode == 3) {
|
|
display.setCursor(8,16);
|
|
display.setTextSize(2);
|
|
display.println(F("1/16"));
|
|
} else {
|
|
if (clockModes[channels[displayTab-1].mode] == 0) {
|
|
display.print(F("OFF"));
|
|
} else if (clockModes[channels[displayTab-1].mode]>0) {
|
|
display.print(F("/"));
|
|
display.print(abs(clockModes[channels[displayTab-1].mode]));
|
|
} else {
|
|
display.print(F("x"));
|
|
display.print(abs(clockModes[channels[displayTab-1].mode]));
|
|
}
|
|
}
|
|
display.println();
|
|
display.setTextSize(1);
|
|
display.println();
|
|
|
|
//Extra params
|
|
display.setCursor(58,16);
|
|
display.setTextSize(1);
|
|
if (displayTab == 0) {
|
|
if (insideTab == 1) {
|
|
display.setTextColor(SSD1306_BLACK, SSD1306_WHITE);
|
|
} else {
|
|
display.setTextColor(SSD1306_WHITE);
|
|
}
|
|
display.print(F(" CLK:"));
|
|
if (masterClockMode == 1) {
|
|
display.println(F("EXT24 "));
|
|
} else if (masterClockMode == 2) {
|
|
display.println(F("EXT-B "));
|
|
} else if (masterClockMode == 3) {
|
|
display.println(F("EXT16 "));
|
|
} else {
|
|
display.println(F("INT "));
|
|
}
|
|
if (insideTab == 2) {
|
|
display.setTextColor(SSD1306_BLACK, SSD1306_WHITE);
|
|
} else {
|
|
display.setTextColor(SSD1306_WHITE);
|
|
}
|
|
display.setCursor(58,30);
|
|
display.print(F(" MOD:"));
|
|
if (bpmModulationRange != 0 && masterClockMode == 0) {
|
|
display.print(F("CV"));
|
|
display.print(bpmModulationChannel+1);
|
|
display.print("+");
|
|
display.print(bpmModulationRange * 10);
|
|
} else {
|
|
display.print(F("Off "));
|
|
}
|
|
} else {
|
|
if (insideTab == 1) {
|
|
display.setTextColor(SSD1306_BLACK, SSD1306_WHITE);
|
|
} else {
|
|
display.setTextColor(SSD1306_WHITE);
|
|
}
|
|
display.print(F(" RND:"));
|
|
if (channels[displayTab-1].random > 0) {
|
|
display.print(channels[displayTab-1].random);
|
|
display.print(F("0% "));
|
|
} else {
|
|
display.print(F("Off "));
|
|
}
|
|
if (insideTab == 2) {
|
|
display.setTextColor(SSD1306_BLACK, SSD1306_WHITE);
|
|
} else {
|
|
display.setTextColor(SSD1306_WHITE);
|
|
}
|
|
display.setCursor(58,30);
|
|
display.print(F(" MOD:"));
|
|
if (channels[displayTab-1].modulationChannel && channels[displayTab-1].modulationRange != 0) {
|
|
display.print(F("CV2"));
|
|
if (channels[displayTab-1].modulationRange > 0) {
|
|
display.print(F("+"));
|
|
}
|
|
display.print(channels[displayTab-1].modulationRange);
|
|
display.print(F(" "));
|
|
} else if (!channels[displayTab-1].modulationChannel && channels[displayTab-1].modulationRange != 0) {
|
|
display.print(F("CV1"));
|
|
if (channels[displayTab-1].modulationRange > 0) {
|
|
display.print(F("+"));
|
|
}
|
|
display.print(channels[displayTab-1].modulationRange);
|
|
display.print(F(" "));
|
|
} else {
|
|
display.print(F("Off "));
|
|
}
|
|
if (insideTab == 3) {
|
|
display.setTextColor(SSD1306_BLACK, SSD1306_WHITE);
|
|
} else {
|
|
display.setTextColor(SSD1306_WHITE);
|
|
}
|
|
display.setCursor(58,44);
|
|
display.print(F(" OFT:"));
|
|
display.print(channels[displayTab-1].offset);
|
|
display.print(F("/"));
|
|
display.print(channelPulsesPerCycle[displayTab-1]+1);
|
|
display.print(F(" "));
|
|
}
|
|
|
|
display.display();
|
|
} |