100 lines
2.2 KiB
C++
100 lines
2.2 KiB
C++
#include <Wire.h>
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#include <U8g2lib.h>
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#define SCREEN_ADDRESS 0x3C
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// Rev 2+ Config
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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 SHIFT_BTN_PIN 12
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#define EXT_INPUT_PIN 2 //needs to be an interrupt pin
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#define ANALOGUE_INPUT_1_PIN A7
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#define ANALOGUE_INPUT_2_PIN A6
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const byte outsPins[6] = { 7, 8, 10, 6, 9, 11 };
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const byte clockOutPin = 3;
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bool rotateScreen = false;
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bool reverseEnc = false;
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//
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/* Rev 1 Config
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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 SHIFT_BTN_PIN 100
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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 byte clockOutPin = 13;
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const byte outsPins[6] = {6, 11, 7, 10, 8, 9};
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bool rotateScreen = true;
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*/
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U8G2_SSD1306_128X64_NONAME_2_HW_I2C u8g2(U8G2_R2, SCL, SDA, U8X8_PIN_NONE);
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int16_t counter = 0;
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void setup() {
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pinMode(clockOutPin, OUTPUT);
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pinMode(ENC_D1_PIN, INPUT_PULLUP);
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pinMode(ENC_D2_PIN, INPUT_PULLUP);
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u8g2.begin();
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updateScreen();
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}
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void loop() {
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checkInputs();
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}
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uint8_t encoderStatus;
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uint32_t encoderCheckTime = 0;
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uint32_t encoderTimeBetweenPulses = 0;
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bool encoderDirectionOld; //0 = -, 1 = +, Old because current direction can be determined by encoderChange
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int8_t encoderChange = 0;
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//uint8_t encoderBurstCount = 0;
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void checkEncoderStatus() {
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uint8_t newStatus = (digitalRead(ENC_D1_PIN) << 1) | digitalRead(ENC_D2_PIN);
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switch(encoderStatus) {
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case 0b00:
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if (newStatus == 0b01) {
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encoderChange++;
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} else if (newStatus == 0b10) {
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encoderChange--;
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}
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break;
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case 0b01:
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if (newStatus == 0b11) {
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encoderChange++;
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} else if (newStatus == 0b00) {
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encoderChange--;
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}
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break;
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case 0b11:
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if (newStatus == 0b10) {
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encoderChange++;
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} else if (newStatus == 0b01) {
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encoderChange--;
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}
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break;
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case 0b10:
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if (newStatus == 0b00) {
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encoderChange++;
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} else if (newStatus == 0b11) {
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encoderChange--;
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}
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break;
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}
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encoderStatus = newStatus;
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uint32_t currentTime = millis();
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encoderTimeBetweenPulses = currentTime - encoderCheckTime;
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encoderCheckTime = currentTime;
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} |