clock_master/master_clock.ino
2026-01-17 20:35:24 -05:00

151 lines
No EOL
2.6 KiB
C++

#include <SPI.h>
#include <Wire.h>
#include <Adafruit_SSD1306.h>
#include <Adafruit_GFX.h>
#include <TimerOne.h>
#include "globals.h"
#include "Out.h"
#define SCREEN_WIDTH 128
#define SCREEN_HEIGHT 64
#define OLED_RESET -1
#define SCREEN_ADDRESS 0x3C
Adafruit_SSD1306 display(SCREEN_WIDTH, SCREEN_HEIGHT, &Wire, OLED_RESET);
int BPM = 140;
unsigned long period = 60000000L / BPM;
volatile boolean beatToggle = false;
int clockDivCount = 0;
int mode = 0;
String modes[] = {
"CLK DIV"
};
Out out1(4);
Out out2(5);
Out out3(6);
Out out4(7);
Out out5(8);
Out out6(9);
Out out7(10);
Out out8(11);
byte btnPin = 13;
byte btnState = 0;
byte play = 1;
// the setup function runs once when you press reset or power the board
void setup() {
pinMode(btnPin, INPUT_PULLUP);
Serial.begin(9600);
// init display
if (!display.begin(SSD1306_SWITCHCAPVCC, SCREEN_ADDRESS)) {
Serial.println(F("SSD1306 allocation failed"));
for (;;); // Don't proceed, loop forever
}
display.clearDisplay();
display.setTextSize(2);
display.setTextColor(WHITE);
display.setCursor(0, 0);
String bpmString = "BPM: ";
String bpmCalculatedString = bpmString + BPM;
display.println(bpmCalculatedString);
// String modeString = "MODE: ";
// String currentModeString = modes[mode];
// display.println(modeString + currentModeString);
display.display();
//init timer
Timer1.initialize(1000000);
Timer1.attachInterrupt(clock);
Timer1.setPeriod(period);
out1.setLen(period);
out2.setLen(period);
out3.setLen(period);
out4.setLen(period);
out5.setLen(period);
out6.setLen(period);
out7.setLen(period);
out8.setLen(period);
// manual setup
out1.setDiv(1);
out1.setWidth(25);
out2.setDiv(2);
out2.setWidth(25);
out3.setDiv(4);
out3.setWidth(25);
out4.setDiv(8);
out4.setWidth(25);
out5.setDiv(16);
out5.setWidth(25);
out6.setDiv(32);
out6.setWidth(25);
out7.setDiv(64);
out7.setWidth(25);
out8.setDiv(1);
out8.setWidth(10);
}
void clock(void) {
if (play == 1) {
beatToggle = true;
}
}
void loop() {
if (beatToggle) {
out1.turnOn();
out2.turnOn();
out3.turnOn();
out4.turnOn();
out5.turnOn();
out6.turnOn();
out7.turnOn();
out8.turnOn();
beatToggle = false;
}
out1.turnOff();
out2.turnOff();
out3.turnOff();
out4.turnOff();
out5.turnOff();
out6.turnOff();
out7.turnOff();
out8.turnOff();
checkBtn();
}
void checkBtn() {
byte currentBtnState = digitalRead(btnPin);
if (currentBtnState != btnState) {
if (currentBtnState == 1) {
play = (play == 1) ? 0 : 1;
};
}
btnState = currentBtnState;
};