Sketch 4 ICs breakout board
Arduino Ide sketch code for 4 ICs breakout board
#include <SPI.h>
#include <Wire.h>
#include <Adafruit_GFX.h>
#include <Adafruit_SSD1306.h>
#include "RTClib.h"
#include "Adafruit_FRAM_I2C.h"
#define DinPin 6
#define SclkPin 0
#define FsCsPin 7
// Rotary encoder
#define ENC_A 14
#define ENC_B 15
#define rotencpushpin 11
volatile int counter = 0;
int countersubmenu = 0;
int countersubmenuitem = 0;
int countermenu = 0;
bool submenu = false;
unsigned long _lastIncReadTime = micros();
unsigned long _lastDecReadTime = micros();
int _pauseLength = 150000;
int _fastIncrement = 10;
bool rotencpush = false;
unsigned long lastmillis = 0;
// Analog read
#define PinZaip 27
#define PinS0dop 6
#define PinS1dop 7
#define PinS2dop 10
// Digital read
#define PinY22 22
// Digital write
#define PinG8 8
#define PinD9 9
// Open collector output
#define PinOc2 2
#define PinOc3 3
#define PinOc4 4
#define PinOc5 5
#define SCREEN_WIDTH 128 // OLED display width, in pixels
#define SCREEN_HEIGHT 64 // OLED display height, in pixels
// Declaration for an SSD1306 display connected to I2C (SDA, SCL pins)
#define OLED_RESET -1 // Reset pin # (or -1 if sharing Arduino reset pin)
Adafruit_SSD1306 display(SCREEN_WIDTH, SCREEN_HEIGHT, &Wire, OLED_RESET);
#define NUMFLAKES 10 // Number of snowflakes in the animation example
#define LOGO_HEIGHT 16
#define LOGO_WIDTH 32 // This is version one of my Logo as an example. It needs quite a bit of work yet.
static const unsigned char PROGMEM logo_bmp[] = { B00000001, B11110000, B00001111, B10000000,
B00000011, B11111000, B00011111, B11000000,
B00000111, B11111100, B00111111, B11100000,
B00011111, B11111111, B11111111, B11111000,
B01110000, B00001110, B01110000, B00001110,
B11100000, B00011100, B00111000, B00000111,
B11000000, B00111000, B00011100, B00000011,
B10000000, B01110000, B00001110, B00000001,
B11000000, B00111000, B00011100, B00000011,
B11100000, B00011100, B00111100, B00000111,
B01110000, B00001111, B11110000, B00001110,
B00011111, B00000111, B11100000, B11111000,
B00000111, B11111111, B11111111, B11100000,
B00000111, B11111000, B00011111, B11000000,
B00000011, B11110000, B00001111, B11000000,
B00000001, B11100000, B00000111, B10000000 };
bool SDok = true;
bool displayok = true;
bool framok = true;
bool rtcok = true;
bool rotenbuttonpush = false;
RTC_DS3231 rtc;
Adafruit_FRAM_I2C fram = Adafruit_FRAM_I2C();
char daysOfTheWeek[7][12] = { "Sun", "Mon", "Tue", "Wed", "Thu", "Fri", "Sat" };
char daysOfTheWeekFull[7][12] = { "Sunday", "Monday", "Tuesday", "Wednesday", "Thursday", "Friday", "Saturday" };
unsigned long lasttimeloop = 0;
volatile bool pushpin = false; // 20230806
void testdrawbitmap(void) {
if (displayok) display.clearDisplay();
if (displayok) display.drawBitmap(
(display.width() - LOGO_WIDTH) / 2,
(display.height() - LOGO_HEIGHT) / 2 - 16,
logo_bmp, LOGO_WIDTH, LOGO_HEIGHT, 1);
if (displayok) display.display();
}
void setup() {
pinMode(LED_BUILTIN, OUTPUT);
digitalWrite(LED_BUILTIN, HIGH);
pinMode(SclkPin, OUTPUT);
pinMode(PinS0dop, OUTPUT_12MA);
pinMode(PinS1dop, OUTPUT_12MA);
pinMode(PinS2dop, OUTPUT_12MA);
pinMode(PinZaip, INPUT);
pinMode(PinY22, INPUT);
pinMode(PinG8, OUTPUT);
pinMode(PinD9, OUTPUT);
pinMode(PinOc2, OUTPUT);
pinMode(PinOc3, OUTPUT);
pinMode(PinOc4, OUTPUT);
pinMode(PinOc5, OUTPUT);
unsigned long startmillis = millis();
Serial.begin(115200);
while (!Serial && startmillis + 10000 > millis())
;
Wire.setSDA(20);
Wire.setSCL(21);
if (!display.begin(SSD1306_SWITCHCAPVCC, 0x3C)) {
Serial.println(F("SSD1306 allocation failed"));
displayok = false;
}
if (displayok) testdrawbitmap();
if (displayok) display.setTextSize(2); // Normal 1:1 pixel scale
if (displayok) display.setTextColor(WHITE); // Draw white text
if (displayok) display.setCursor(12, 44); // Start at top-left corner
if (displayok) display.cp437(true); // Use full 256 char 'Code Page 437' font
if (displayok) display.println("Microtron");
if (displayok) display.display();
delay(2000);
// Invert and restore display, pausing in-between
if (displayok) display.invertDisplay(true);
delay(1000);
if (displayok) display.invertDisplay(false);
delay(1000);
if (!rtc.begin()) {
if (Serial) Serial.println("Couldn't find RTC");
if (Serial) Serial.flush();
rtcok = false;
//while (1) delay(10);
}
if (rtc.lostPower()) {
if (Serial) Serial.println("RTC lost power, let's set the time!");
// When time needs to be set on a new device, or after a power loss, the
// following line sets the RTC to the date & time this sketch was compiled
rtc.adjust(DateTime(F(__DATE__), F(__TIME__)));
// This line sets the RTC with an explicit date & time, for example to set
// January 21, 2014 at 3am you would call:
// rtc.adjust(DateTime(2014, 1, 21, 3, 0, 0));
}
if (fram.begin(80, &Wire)) { // you can stick the new i2c addr in here, e.g. begin(0x51);
if (Serial) Serial.println("Found I2C FRAM");
} else {
if (Serial) Serial.println("I2C FRAM not identified ... check your connections?\r\n");
//Serial.println("Will continue in case this processor doesn't support repeated start\r\n");
framok = false;
//while (1);
}
if (framok) {
// Read the first byte
uint8_t test = fram.read(0x0);
if (Serial) Serial.print("Restarted ");
if (Serial) Serial.print(test);
if (Serial) Serial.println(" times");
// Test write ++
fram.write(0x0, test + 1);
}
if (framok && rtcok && displayok) digitalWrite(LED_BUILTIN, LOW);
// Set encoder pins and attach interrupts
pinMode(rotencpushpin, INPUT_PULLUP);
pinMode(ENC_A, INPUT_PULLUP);
pinMode(ENC_B, INPUT_PULLUP);
attachInterrupt(digitalPinToInterrupt(ENC_A), read_encoder, CHANGE);
attachInterrupt(digitalPinToInterrupt(ENC_B), read_encoder, CHANGE);
attachInterrupt(digitalPinToInterrupt(rotencpushpin), encoder_push, FALLING); // 20230806
}
void encoder_push() { // 20230806
pushpin = true;
}
void loop() {
if (pushpin && millis() > lastmillis + 500) {
rotencpush = true;
lastmillis = millis();
}
pushpin = false;
if (rotencpush) {
rotenbuttonpush = true;
buttonclick();
rotencpush = false;
}
if (!pushpin) {
rotenbuttonpush = false;
}
readsensors();
delay(500);
}
void readsensors() {
if (displayok) display.clearDisplay();
if (displayok) display.setTextSize(2); // Normal 1:1 pixel scale
if (displayok) display.setTextColor(WHITE); // Draw white text
if (displayok) display.setCursor(0, 0); // Start at top-left corner
if (displayok) display.cp437(true); // Use full 256 char 'Code Page 437' font
if (counter < 0) counter = 0;
int screen = countermenu;
if (submenu) {
countersubmenu = counter;
} else {
countermenu = counter % 6;
screen = countermenu;
}
DateTime now;
if (rtcok) {
now = rtc.now();
if (Serial) Serial.println(datetimewdayfullstr(now));
if (Serial) Serial.print(" since midnight 1/1/1970 = ");
if (Serial) Serial.print(now.unixtime());
if (Serial) Serial.print("s = ");
if (Serial) Serial.print(now.unixtime() / 86400L);
if (Serial) Serial.println("d");
}
if (screen == 0) {
if (!submenu) {
if (rtcok) {
if (displayok) display.print(now.year(), DEC);
if (displayok) display.print('/');
if (displayok) display.print(now.month(), DEC);
if (displayok) display.print('/');
if (displayok) display.println(now.day(), DEC);
if (displayok) display.print(daysOfTheWeek[now.dayOfTheWeek()]);
if (displayok) display.print(", ");
if (displayok) display.println(rotenbuttonpush ? "push" : "home");
//if(displayok) display.print(") ");
if (displayok) display.print(now.hour(), DEC);
if (displayok) display.print(':');
if (displayok) display.print(now.minute(), DEC);
if (displayok) display.print(':');
if (displayok) display.print(now.second(), DEC);
if (displayok) display.println();
}
if (framok) {
uint8_t test = fram.read(0x0);
if (displayok) display.print("Start");
if (displayok) display.print(test);
if (displayok) display.print(",");
}
if (displayok) display.println(counter);
} else {
int screensub = countersubmenu % 3;
countersubmenuitem = screensub;
if (screensub == 0) {
if (displayok) display.println("screensub");
if (displayok) display.println("0 menu 0");
if (displayok) display.println("Exit");
} else if (screensub == 1) {
if (displayok) display.println("screensub");
if (displayok) display.println("1 menu 0");
if (displayok) display.println("Execute");
} else if (screensub == 2) {
if (displayok) display.println("screensub");
if (displayok) display.println("2 menu 0");
if (displayok) display.println("Execute");
}
}
} else if (screen == 1) {
if (submenu) {
buttonclick();
return;
}
int read[8] = { 0 };
read[0] = getZreadingAin(0);
read[1] = getZreadingAin(1);
read[2] = getZreadingAin(2);
read[3] = getZreadingAin(3);
read[4] = getZreadingAin(4);
read[5] = getZreadingAin(5);
read[6] = getZreadingAin(6);
read[7] = getZreadingAin(7);
for (int i = 0; i < 8; i++) {
if (displayok) display.print(read[i]);
if (i % 2 == 0) {
if (displayok) display.print(",");
}
if (i % 2 == 1) {
if (displayok) display.println("");
}
}
} else if (screen == 2) {
if (submenu) {
buttonclick();
return;
}
if (displayok) display.println("Dig In");
bool read[8] = { 0 };
read[0] = getYreadingDin(0);
read[1] = getYreadingDin(1);
read[2] = getYreadingDin(2);
read[3] = getYreadingDin(3);
read[4] = getYreadingDin(4);
read[5] = getYreadingDin(5);
read[6] = getYreadingDin(6);
read[7] = getYreadingDin(7);
for (int i = 0; i < 8; i++) {
if (displayok) display.print(read[i] ? "1" : "0");
//if(i%2 == 0) { if(displayok) display.print(","); }
//if(i%2==1) { if(displayok) display.println(""); }
}
} else if (screen == 3) {
if (submenu) {
buttonclick();
return;
}
if (displayok) display.println("Dig Out");
bool read[8] = { 0 };
read[0] = false;
read[1] = true;
read[2] = false;
read[3] = true;
read[4] = false;
read[5] = true;
read[6] = false;
read[7] = true;
for (int i = 0; i < 8; i++) {
setLatch(i, read[i]);
if (displayok) display.print(read[i] ? "1" : "0");
//if(i%2 == 0) { if(displayok) display.print(","); }
//if(i%2==1) { if(displayok) display.println(""); }
}
} else if (screen == 4) {
if (submenu) {
buttonclick();
return;
}
if (displayok) display.println("Open Coll");
static int counter4 = 0;
counter4++;
int counter4pcval = counter4 % 16;
bool read[4] = { 0 };
read[0] = (counter4pcval & 1) > 0 ? true : false;
read[1] = (counter4pcval & 2) > 0 ? true : false;
read[2] = (counter4pcval & 4) > 0 ? true : false;
read[3] = (counter4pcval & 8) > 0 ? true : false;
for (int i = 0; i < 4; i++) {
setOpenCollector(i, read[i]);
if (displayok) display.print(read[i] ? "1" : "0");
//if(i%2 == 0) { if(displayok) display.print(","); }
//if(i%2==1) { if(displayok) display.println(""); }
}
} else if (screen == 5) {
if (submenu) {
buttonclick();
return;
}
if (displayok) display.println("Spare");
if (displayok) display.println("Menu");
}
if (displayok) display.display();
}
void read_encoder() {
// Encoder interrupt routine for both pins. Updates counter
// if they are valid and have rotated a full indent
static uint8_t old_AB = 3; // Lookup table index
static int8_t encval = 0; // Encoder value
static const int8_t enc_states[] = { 0, -1, 1, 0, 1, 0, 0, -1, -1, 0, 0, 1, 0, 1, -1, 0 }; // Lookup table
old_AB <<= 2; // Remember previous state
if (digitalRead(ENC_A)) old_AB |= 0x02; // Add current state of pin A
if (digitalRead(ENC_B)) old_AB |= 0x01; // Add current state of pin B
encval += enc_states[(old_AB & 0x0f)];
// Update counter if encoder has rotated a full indent, that is at least 4 steps
if (encval > 3) { // Four steps forward
int changevalue = 1;
if ((micros() - _lastIncReadTime) < _pauseLength) {
changevalue = _fastIncrement * changevalue;
}
_lastIncReadTime = micros();
counter = counter + changevalue; // Update counter
encval = 0;
} else if (encval < -3) { // Four steps backward
int changevalue = -1;
if ((micros() - _lastDecReadTime) < _pauseLength) {
changevalue = _fastIncrement * changevalue;
}
_lastDecReadTime = micros();
counter = counter + changevalue; // Update counter
encval = 0;
}
}
void buttonclick() {
if (countermenu == 0) {
if (countersubmenuitem == 1) {
void menu1();
return;
}
if (countersubmenuitem == 2) {
void menu2();
return;
}
}
submenu = !submenu;
if (submenu) {
counter = countersubmenu;
} else {
counter = countermenu;
}
if (Serial) Serial.println("buttonclick");
}
void menu1() {
}
void menu2() {
}
void setS012(int sval) {
if (sval < 0 || sval >= 8) return;
digitalWrite(PinS0dop, (sval & 1) == 1 ? true : false);
digitalWrite(PinS1dop, (sval & 2) == 2 ? true : false);
digitalWrite(PinS2dop, (sval & 4) == 4 ? true : false);
}
int getZreadingAin(int sval) {
setS012(7 - sval);
delay(1);
//delayMicroseconds(200);
return analogRead(PinZaip);
}
bool getYreadingDin(int sval) {
setS012(sval);
delay(1);
//delayMicroseconds(200);
return digitalRead(PinY22);
}
void setLatch(int sval, bool val) {
digitalWrite(PinG8, HIGH);
delay(1);
//delayMicroseconds(200);
setS012(sval);
digitalWrite(PinD9, val);
delay(1);
//delayMicroseconds(200);
digitalWrite(PinG8, LOW);
delay(2);
//delayMicroseconds(200);
digitalWrite(PinG8, HIGH);
}
void setOpenCollector(int unit, bool val) {
if (unit == 0) digitalWrite(PinOc2, val);
if (unit == 1) digitalWrite(PinOc3, val);
if (unit == 2) digitalWrite(PinOc4, val);
if (unit == 3) digitalWrite(PinOc5, val);
}
String datestr(DateTime now) {
char buf[30];
sprintf(buf, "%4u/%02u/%02u", now.year(), now.month(), now.day());
return buf;
//return String(now.year()) + "/" + now.month() + "/" + now.day();
}
String timestr(DateTime now) {
char buf[30];
sprintf(buf, "%02u:%02u:%02u", now.hour(), now.minute(), now.second());
return buf;
}
String daystr(DateTime now) {
return String(daysOfTheWeek[now.dayOfTheWeek()]);
}
String dayfullstr(DateTime now) {
return String(daysOfTheWeekFull[now.dayOfTheWeek()]);
}
String datetimestr(DateTime now) {
return datestr(now) + " " + timestr(now);
}
String datetimewdaystr(DateTime now) {
return datetimestr(now) + " " + String(daysOfTheWeek[now.dayOfTheWeek()]);
}
String datetimewdayfullstr(DateTime now) {
return datetimestr(now) + " " + String(daysOfTheWeekFull[now.dayOfTheWeek()]);
}