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v.0.0.1.ino
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v.0.0.1.ino
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#include <Arduino.h>
#include <Wire.h>
#include <SPI.h>
#include <Preferences.h>
#include <U8g2lib.h>
#include <MFRC522.h>
#include <EEPROM.h>
#include "ESP32_MailClient.h"
#define WLAN_SSID "SSID"
#define WLAN_PASSWORD "123456"
#define WLAN_MAX_RETRIES 5
#define EMAIL_SERVER "mail.example.com"
#define EMAIL_PORT 465
#define EMAIL_USERNAME "[email protected]"
#define EMAIL_PASSWORD "123456"
#define EMAIL_SENDER "[email protected]"
#define EMAIL_RECIPIENT "[email protected]"
#define EMAIL_SUBJECT "Honigverkauf"
#define isDebug 1
#define VERSION "0.0.1"
#define MODE_RUN 0
#define MODE_SETTINGS 1
// Menü anzahl der Punkte
#define MAIN_MENU_MAX 4
#define SUBJECT_MENU_MAX 3
#define RFID_MENU_MAX 3
// LEVEL invertiert wegen relais
#define BUTTON_SELECT_LEVEL HIGH
#define LOCK_OPEN_LEVEL LOW
#define LOCK_CLOSE_LEVEL HIGH
#define LED_ON_LEVEL LOW
#define LED_OFF_LEVEL HIGH
#define COINAGE_ON_LEVEL LOW
#define COINAGE_OFF_LEVEL HIGH
// Taster
#define BUTTON_SUBJECT_1 34
#define BUTTON_SUBJECT_2 35
#define BUTTON_SUBJECT_3 36
// LED Beleuchtung Taster/Fach
#define LED_SUBJECT_1 12
#define LED_SUBJECT_2 13
#define LED_SUBJECT_3 14
// Schloss öffner
#define OPEN_LOCK_1 25
#define OPEN_LOCK_2 26
#define OPEN_LOCK_3 27
// Schloss Kontakt
#define CLOSE_LOCK_1 37
#define CLOSE_LOCK_2 38
#define CLOSE_LOCK_3 39
// Münzzähler
#define COINAGE_COUNTER 32
#define COINAGE_LOCK 33
// RFID
#define RFID_SCK 18
#define RFID_MISO 19
#define RFID_SDA 21
#define RFID_RST 22
#define RFID_MOSI 23
// OLED fuer Heltec WiFi Kit 32 (ESP32 onboard OLED)
U8G2_SSD1306_128X64_NONAME_F_SW_I2C u8g2(U8G2_R0, /* clock=*/ 15, /* data=*/ 4, /* reset=*/ 16);
// RFID
MFRC522 mfrc522(RFID_SDA, RFID_RST);
MFRC522::MIFARE_Key key;
Preferences preferences;
SMTPData smtpData;
void sendCallback(SendStatus info);
int i_main;
int i_sub;
long checksum;
int menuPosition = 0;
int menuPositionMax = MAIN_MENU_MAX;
int currentMode = MODE_RUN;
int subject = 0;
int payed = 0;
int price = 0;
int retries = 0;
int currentImpuls = 0;
float priceSubject1;
float priceSubject2;
float priceSubject3;
int quantitySubject1;
int quantitySubject2;
int quantitySubject3;
int mastercardSet;
byte readcard[4];
byte mastercard[4];
byte card1[4];
byte card2[4];
byte card3[4];
uint8_t successRead;
void displayBoot(void) {
u8g2.clearBuffer();
u8g2.setFont(u8g2_font_courB18_tf);
u8g2.setCursor(25, 27);
u8g2.print("BOOT");
u8g2.setFont(u8g2_font_courB08_tf);
u8g2.setCursor(25, 64);
u8g2.print(VERSION);
u8g2.sendBuffer();
}
void displayAllEmpty(void) {
u8g2.clearBuffer();
u8g2.setFont(u8g2_font_courB10_tf);
u8g2.setCursor(10, 10);
u8g2.print("Alle");
u8g2.setCursor(10, 23);
u8g2.print("Fächer");
u8g2.setCursor(10, 36);
u8g2.print("leer");
u8g2.sendBuffer();
}
void displayCloseSubject(int __subject) {
u8g2.clearBuffer();
u8g2.setFont(u8g2_font_courB10_tf);
u8g2.setCursor(10, 27);
u8g2.print("Fach ");
u8g2.print(__subject);
u8g2.setCursor(10, 64);
u8g2.print("schließen");
u8g2.sendBuffer();
}
void displayChooseSubject(void) {
u8g2.clearBuffer();
u8g2.setFont(u8g2_font_courB14_tf);
u8g2.setCursor(10, 27);
u8g2.print("Bitte Fach");
u8g2.setCursor(10, 64);
u8g2.print("wählen");
u8g2.sendBuffer();
}
void displayOK(void) {
u8g2.clearBuffer();
u8g2.setFont(u8g2_font_courB10_tf);
u8g2.setCursor(10, 10);
u8g2.print("OK");
u8g2.sendBuffer();
}
void displayEmptySubject(void) {
u8g2.clearBuffer();
u8g2.setFont(u8g2_font_courB10_tf);
u8g2.setCursor(10, 10);
u8g2.print("Fach ");
u8g2.print(subject);
u8g2.print(" leer");
u8g2.setCursor(10, 23);
u8g2.print("andere");
u8g2.setCursor(10, 36);
u8g2.print("Auswahl");
u8g2.sendBuffer();
}
void displayBuyed(void) {
u8g2.clearBuffer();
u8g2.setFont(u8g2_font_courB10_tf);
u8g2.setCursor(10, 10);
u8g2.print("Vielen");
u8g2.setCursor(10, 23);
u8g2.print("Dank");
u8g2.setCursor(10, 36);
u8g2.print("Guten");
u8g2.setCursor(10, 49);
u8g2.print("Appetit");
u8g2.sendBuffer();
}
void displayPayment(int __price, int __payed) {
u8g2.clearBuffer();
u8g2.setFont(u8g2_font_courB10_tf);
u8g2.setCursor(10, 10);
u8g2.print("Preis: ");
u8g2.print((float) __price / 100);
u8g2.print("€");
u8g2.setCursor(10, 23);
u8g2.print("noch");
u8g2.setCursor(10, 36);
u8g2.print((float) (__price - __payed) / 100);
u8g2.setCursor(10, 49);
u8g2.print("einwerfen");
u8g2.sendBuffer();
}
void displaySetupInt(int __display) {
u8g2.clearBuffer();
u8g2.setFont(u8g2_font_courB18_tf);
u8g2.setCursor(25, 27);
u8g2.print(__display);
u8g2.sendBuffer();
}
void displaySetupFloat(float __display) {
u8g2.clearBuffer();
u8g2.setFont(u8g2_font_courB18_tf);
u8g2.setCursor(25, 27);
u8g2.print(__display);
u8g2.sendBuffer();
}
void displayMainMenu(int __display) {
u8g2.setFont(u8g2_font_courB10_tf);
u8g2.clearBuffer();
u8g2.setCursor(10, 10);
u8g2.print("Fach 1");
u8g2.setCursor(10, 23);
u8g2.print("Fach 2");
u8g2.setCursor(10, 36);
u8g2.print("Fach 3");
u8g2.setCursor(10, 49);
u8g2.print("RFID");
u8g2.setCursor(10, 62);
u8g2.print("Beenden");
u8g2.setFont(u8g2_font_courB10_tf);
u8g2.setCursor(0, 10 + __display * 13);
u8g2.print("*");
u8g2.sendBuffer();
}
void displaySubjectMenu(int __display) {
u8g2.clearBuffer();
u8g2.setFont(u8g2_font_courB10_tf);
u8g2.setCursor(10, 10);
u8g2.print("Preis");
u8g2.setCursor(10, 23);
u8g2.print("Bestand");
u8g2.setCursor(10, 36);
u8g2.print("Öffnen");
u8g2.setCursor(10, 49);
u8g2.print("Beenden");
u8g2.setCursor(0, 10 + __display * 13);
u8g2.print("*");
u8g2.sendBuffer();
}
void displayRFIDMenu(int __display) {
u8g2.clearBuffer();
u8g2.setFont(u8g2_font_courB10_tf);
u8g2.setCursor(10, 10);
u8g2.print("Karte 1");
u8g2.setCursor(10, 23);
u8g2.print("Karte 2");
u8g2.setCursor(10, 36);
u8g2.print("Karte 3");
u8g2.setCursor(10, 49);
u8g2.print("Beenden");
u8g2.setFont(u8g2_font_courB10_tf);
u8g2.setCursor(0, 10 + __display * 13);
u8g2.print("*");
u8g2.sendBuffer();
}
void displayShowRFID(void) {
u8g2.clearBuffer();
u8g2.setFont(u8g2_font_courB10_tf);
u8g2.setCursor(25, 27);
u8g2.print("Karte");
u8g2.setCursor(25, 64);
u8g2.print("vorhalten");
u8g2.sendBuffer();
}
void displayRFIDMaster(void) {
u8g2.clearBuffer();
u8g2.setFont(u8g2_font_courB08_tf);
u8g2.setCursor(10, 10);
u8g2.print("Ersteinrichtung");
u8g2.setCursor(10, 36);
u8g2.print("Mastercard");
u8g2.setCursor(10, 49);
u8g2.print("vorhalten");
u8g2.sendBuffer();
}
void processRun(void) {
payed = 0;
subject = 0;
if (quantitySubject1 <= 0 && quantitySubject2 <= 0 && quantitySubject3 <= 0) {
displayAllEmpty();
digitalWrite(LED_SUBJECT_1, LED_OFF_LEVEL);
digitalWrite(LED_SUBJECT_2, LED_OFF_LEVEL);
digitalWrite(LED_SUBJECT_3, LED_OFF_LEVEL);
digitalWrite(OPEN_LOCK_1, LOCK_CLOSE_LEVEL);
digitalWrite(OPEN_LOCK_2, LOCK_CLOSE_LEVEL);
digitalWrite(OPEN_LOCK_3, LOCK_CLOSE_LEVEL);
subject = 0;
do {
successRead = getID();
}
while (!successRead);
if (readcard[4] == mastercard[4] || readcard[4] == card1[4] || readcard[4] == card2[4] || readcard[4] == card3[4]) {
currentMode = MODE_SETTINGS;
}
delay(1000);
successRead = 0;
} else {
if (digitalRead(CLOSE_LOCK_1) == LOCK_OPEN_LEVEL) {
displayCloseSubject(1);
subject = 0;
} else if (digitalRead(CLOSE_LOCK_2) == LOCK_OPEN_LEVEL) {
displayCloseSubject(2);
subject = 0;
} else if (digitalRead(CLOSE_LOCK_3) == LOCK_OPEN_LEVEL) {
displayCloseSubject(3);
subject = 0;
} else {
subject = 0;
displayChooseSubject();
if (digitalRead(BUTTON_SUBJECT_1) == BUTTON_SELECT_LEVEL) {
delay(250);
while (digitalRead(BUTTON_SUBJECT_1) == BUTTON_SELECT_LEVEL) {
}
subject = 1;
#ifdef isDebug
Serial.println("Fach: 1");
#endif
}
if (digitalRead(BUTTON_SUBJECT_2) == BUTTON_SELECT_LEVEL) {
delay(250);
while (digitalRead(BUTTON_SUBJECT_2) == BUTTON_SELECT_LEVEL) {
}
subject = 2;
#ifdef isDebug
Serial.println("Fach: 2");
#endif
}
if (digitalRead(BUTTON_SUBJECT_3) == BUTTON_SELECT_LEVEL) {
delay(250);
while (digitalRead(BUTTON_SUBJECT_3) == BUTTON_SELECT_LEVEL) {
}
subject = 3;
#ifdef isDebug
Serial.println("Fach: 3");
#endif
}
if (subject != 0) {
doPayment();
}
}
}
}
void doPayment(void) {
int quantity = 0;
digitalWrite(LED_SUBJECT_1, LED_OFF_LEVEL);
digitalWrite(LED_SUBJECT_2, LED_OFF_LEVEL);
digitalWrite(LED_SUBJECT_3, LED_OFF_LEVEL);
switch (subject) {
case 1:
quantity = quantitySubject1;
price = priceSubject1 * 100;
digitalWrite(LED_SUBJECT_1, LED_ON_LEVEL);
break;
case 2:
quantity = quantitySubject2;
price = priceSubject2 * 100;
digitalWrite(LED_SUBJECT_2, LED_ON_LEVEL);
break;
case 3:
quantity = quantitySubject3;
price = priceSubject3 * 100;
digitalWrite(LED_SUBJECT_3, LED_ON_LEVEL);
break;
}
if (quantity <= 0) {
displayEmptySubject();
subject = 0;
delay(2000);
} else {
if (digitalRead(COINAGE_LOCK) == COINAGE_OFF_LEVEL){
digitalWrite(COINAGE_LOCK, COINAGE_ON_LEVEL);
delay(30);
}
while (payed < price) {
if (digitalRead(COINAGE_COUNTER) == HIGH){
if (!currentImpuls){
payed = payed + 50;
currentImpuls = 1;
}
} else {
currentImpuls = 0;
}
displayPayment(price, payed);
if (digitalRead(BUTTON_SUBJECT_1) == BUTTON_SELECT_LEVEL) {
delay(250);
while (digitalRead(BUTTON_SUBJECT_1) == BUTTON_SELECT_LEVEL) {
}
subject = 1;
price = priceSubject1 * 100;
digitalWrite(LED_SUBJECT_1, LED_OFF_LEVEL);
digitalWrite(LED_SUBJECT_2, LED_OFF_LEVEL);
digitalWrite(LED_SUBJECT_3, LED_OFF_LEVEL);
digitalWrite(LED_SUBJECT_1, LED_ON_LEVEL);
}
if (digitalRead(BUTTON_SUBJECT_2) == BUTTON_SELECT_LEVEL) {
delay(250);
while (digitalRead(BUTTON_SUBJECT_2) == BUTTON_SELECT_LEVEL) {
}
subject = 2;
price = priceSubject2 * 100;
digitalWrite(LED_SUBJECT_1, LED_OFF_LEVEL);
digitalWrite(LED_SUBJECT_2, LED_OFF_LEVEL);
digitalWrite(LED_SUBJECT_3, LED_OFF_LEVEL);
digitalWrite(LED_SUBJECT_2, LED_ON_LEVEL);
}
if (digitalRead(BUTTON_SUBJECT_3) == BUTTON_SELECT_LEVEL) {
delay(250);
while (digitalRead(BUTTON_SUBJECT_3) == BUTTON_SELECT_LEVEL) {
}
subject = 3;
price = priceSubject3 * 100;
digitalWrite(LED_SUBJECT_1, LED_OFF_LEVEL);
digitalWrite(LED_SUBJECT_2, LED_OFF_LEVEL);
digitalWrite(LED_SUBJECT_3, LED_OFF_LEVEL);
digitalWrite(LED_SUBJECT_3, LED_ON_LEVEL);
}
}
if (payed >= price) {
digitalWrite(COINAGE_LOCK, COINAGE_OFF_LEVEL);
switch (subject) {
case 1:
digitalWrite(OPEN_LOCK_1, LOCK_OPEN_LEVEL);
delay(200);
digitalWrite(OPEN_LOCK_1, LOCK_CLOSE_LEVEL);
digitalWrite(LED_SUBJECT_1, LED_OFF_LEVEL);
quantitySubject1--;
setPreferences();
sendEmail();
break;
case 2:
digitalWrite(OPEN_LOCK_2, LOCK_OPEN_LEVEL);
delay(200);
digitalWrite(OPEN_LOCK_2, LOCK_CLOSE_LEVEL);
digitalWrite(LED_SUBJECT_2, LED_OFF_LEVEL);
quantitySubject2--;
setPreferences();
sendEmail();
break;
case 3:
digitalWrite(OPEN_LOCK_3, LOCK_OPEN_LEVEL);
delay(200);
digitalWrite(OPEN_LOCK_3, LOCK_CLOSE_LEVEL);
digitalWrite(LED_SUBJECT_3, LED_OFF_LEVEL);
quantitySubject3--;
setPreferences();
sendEmail();
break;
}
displayBuyed();
delay(3000);
payed = 0;
subject = 0;
}
}
if (subject == 0) exit;
}
void setupRFID(void) {
menuPositionMax = RFID_MENU_MAX;
i_sub = 1;
while (i_sub > 0) {
getMenuPosition();
if (mastercardSet != 143) {
displayRFIDMaster();
do {
successRead = getID();
}
while (!successRead);
for (uint8_t j = 0; j < 4; j++) {
mastercard[j] = readcard[j];
}
mastercardSet = 143;
successRead = 0;
setPreferences();
} else {
displayRFIDMenu(menuPosition);
if (digitalRead(BUTTON_SUBJECT_2) == BUTTON_SELECT_LEVEL) {
delay(250);
while (digitalRead(BUTTON_SUBJECT_2) == BUTTON_SELECT_LEVEL) {
}
#ifdef isDebug
Serial.print("Setup Position:");
Serial.println(menuPosition);
#endif
if (menuPosition != 3) {
displayShowRFID();
}
switch (menuPosition) {
case 0:
do {
successRead = getID();
}
while (!successRead);
for (uint8_t j = 0; j < 4; j++) {
card1[j] = readcard[j];
}
successRead = 0;
break;
case 1:
do {
successRead = getID();
}
while (!successRead);
for (uint8_t j = 0; j < 4; j++) {
card2[j] = readcard[j];
}
successRead = 0;
break;
case 2:
do {
successRead = getID();
}
while (!successRead);
for (uint8_t j = 0; j < 4; j++) {
card3[j] = readcard[j];
}
successRead = 0;
break;
case 3:
menuPosition = 0;
menuPositionMax = MAIN_MENU_MAX;
subject = 0;
setPreferences();
displayOK();
delay(1000);
i_sub = 0;
break;
}
}
}
}
}
uint8_t getID() {
if (!mfrc522.PICC_IsNewCardPresent()) return 0;
if (!mfrc522.PICC_ReadCardSerial()) return 0;
#ifdef isDebug
Serial.println(F("Scanned PICC's UID:"));
#endif
for (uint8_t j = 0; j < 4; j++) {
readcard[j] = mfrc522.uid.uidByte[j];
#ifdef isDebug
Serial.print(readcard[j], HEX);
#endif
}
#ifdef isDebug
Serial.println("");
#endif
mfrc522.PICC_HaltA();
return 1;
}
void processSetup(void) {
if (currentMode != MODE_SETTINGS) {
currentMode = MODE_SETTINGS;
menuPosition = 0;
menuPositionMax = MAIN_MENU_MAX;
subject = 0;
}
digitalWrite(LED_SUBJECT_1, LED_OFF_LEVEL);
digitalWrite(LED_SUBJECT_2, LED_OFF_LEVEL);
digitalWrite(LED_SUBJECT_3, LED_OFF_LEVEL);
getMenuPosition();
displayMainMenu(menuPosition);
if (digitalRead(BUTTON_SUBJECT_2) == BUTTON_SELECT_LEVEL) {
delay(250);
while (digitalRead(BUTTON_SUBJECT_2) == BUTTON_SELECT_LEVEL) {
}
#ifdef isDebug
Serial.print("Setup Position:");
Serial.println(menuPosition);
#endif
if (menuPosition == 3) {
getPreferences();
menuPosition = 0;
menuPositionMax = MAIN_MENU_MAX;
subject = 0;
setupRFID();
} else if (menuPosition < menuPositionMax) {
subject = menuPosition + 1;
menuPosition = 0;
menuPositionMax = SUBJECT_MENU_MAX;
setupSubject();
} else {
getPreferences();
currentMode = MODE_RUN;
menuPosition = 0;
menuPositionMax = MAIN_MENU_MAX;
subject = 0;
}
}
}
void setupSubject() {
menuPositionMax = SUBJECT_MENU_MAX;
switch (subject) {
case 1:
digitalWrite(LED_SUBJECT_1, LED_ON_LEVEL);
break;
case 2:
digitalWrite(LED_SUBJECT_2, LED_ON_LEVEL);
break;
case 3:
digitalWrite(LED_SUBJECT_3, LED_ON_LEVEL);
break;
}
i_main = 1;
while (i_main > 0) {
getMenuPosition();
displaySubjectMenu(menuPosition);
if (digitalRead(BUTTON_SUBJECT_2) == BUTTON_SELECT_LEVEL) {
delay(250);
while (digitalRead(BUTTON_SUBJECT_2) == BUTTON_SELECT_LEVEL) {
}
#ifdef isDebug
Serial.print("Setup Position:");
Serial.println(menuPosition);
#endif
if (menuPosition == 0) {
setupPrice();
}
if (menuPosition == 1) {
setupQuantity();
}
if (menuPosition == 2) {
switch (subject) {
case 1:
digitalWrite(LED_SUBJECT_1, LED_ON_LEVEL);
digitalWrite(OPEN_LOCK_1, LOCK_OPEN_LEVEL);
delay(500);
digitalWrite(LED_SUBJECT_1, LED_OFF_LEVEL);
digitalWrite(OPEN_LOCK_1, LOCK_CLOSE_LEVEL);
break;
case 2:
digitalWrite(LED_SUBJECT_2, LED_ON_LEVEL);
digitalWrite(OPEN_LOCK_2, LOCK_OPEN_LEVEL);
delay(500);
digitalWrite(LED_SUBJECT_2, LED_OFF_LEVEL);
digitalWrite(OPEN_LOCK_2, LOCK_CLOSE_LEVEL);
break;
case 3:
digitalWrite(LED_SUBJECT_3, LED_ON_LEVEL);
digitalWrite(OPEN_LOCK_3, LOCK_OPEN_LEVEL);
delay(500);
digitalWrite(LED_SUBJECT_3, LED_OFF_LEVEL);
digitalWrite(OPEN_LOCK_3, LOCK_CLOSE_LEVEL);
break;
}
}
if (menuPosition == 3) {
menuPosition = 0;
menuPositionMax = MAIN_MENU_MAX;
subject = 0;
displayOK();
delay(1000);
i_main = 0;
}
}
}
}
void setupPrice(void) {
float displayPosition = 0.0;
menuPositionMax = 999;
switch (subject) {
case 1:
menuPosition = priceSubject1 * 10;
break;
case 2:
menuPosition = priceSubject2 * 10;
break;
case 3:
menuPosition = priceSubject3 * 10;
break;
}
i_sub = 1;
while (i_sub > 0) {
getMenuPosition();
displayPosition = (float) menuPosition / 10;
displaySetupFloat(displayPosition);
if (digitalRead(BUTTON_SUBJECT_2) == BUTTON_SELECT_LEVEL) {
delay(250);
while (digitalRead(BUTTON_SUBJECT_2) == BUTTON_SELECT_LEVEL) {
}
#ifdef isDebug
Serial.print("Setup Position:");
Serial.println(menuPosition);
#endif
switch (subject) {
case 1:
priceSubject1 = (float) menuPosition / 10;
break;
case 2:
priceSubject2 = (float) menuPosition / 10;
break;
case 3:
priceSubject3 = (float) menuPosition / 10;
break;
}
setPreferences();
menuPosition = 0;
menuPositionMax = SUBJECT_MENU_MAX;
displayOK();
delay(1000);
i_sub = 0;
}
}
}
void setupQuantity(void) {
menuPositionMax = 99;
switch (subject) {
case 1:
menuPosition = quantitySubject1;
break;
case 2:
menuPosition = quantitySubject2;
break;
case 3:
menuPosition = quantitySubject3;
break;
}
i_sub = 1;
while (i_sub > 0) {
getMenuPosition();
displaySetupInt(menuPosition);
if (digitalRead(BUTTON_SUBJECT_2) == BUTTON_SELECT_LEVEL) {
delay(250);
while (digitalRead(BUTTON_SUBJECT_2) == BUTTON_SELECT_LEVEL) {
}
#ifdef isDebug
Serial.print("Setup Position:");
Serial.println(menuPosition);
#endif
switch (subject) {
case 1:
quantitySubject1 = menuPosition;
break;
case 2:
quantitySubject2 = menuPosition;
break;
case 3:
quantitySubject3 = menuPosition;
break;
}
setPreferences();
menuPosition = 0;
menuPositionMax = SUBJECT_MENU_MAX;
displayOK();
delay(1000);
i_sub = 0;
}
}
}
void setup() {
pinMode(LED_BUILTIN, OUTPUT);
Serial.begin(115200);
while (!Serial) {
}
#ifdef isDebug
Serial.println("Start");
#endif
SPI.begin();
// Init MFRC522
mfrc522.PCD_Init();
// interne pull downs Taser
pinMode(BUTTON_SUBJECT_1, INPUT);
pinMode(BUTTON_SUBJECT_2, INPUT);
pinMode(BUTTON_SUBJECT_3, INPUT);
// LED output
pinMode(LED_SUBJECT_1, OUTPUT);
pinMode(LED_SUBJECT_2, OUTPUT);
pinMode(LED_SUBJECT_3, OUTPUT);
digitalWrite(LED_SUBJECT_1, LED_OFF_LEVEL);
digitalWrite(LED_SUBJECT_2, LED_OFF_LEVEL);
digitalWrite(LED_SUBJECT_3, LED_OFF_LEVEL);
// open lock output
pinMode(OPEN_LOCK_1, OUTPUT);
pinMode(OPEN_LOCK_2, OUTPUT);
pinMode(OPEN_LOCK_3, OUTPUT);
digitalWrite(OPEN_LOCK_1, LOCK_CLOSE_LEVEL);
digitalWrite(OPEN_LOCK_2, LOCK_CLOSE_LEVEL);
digitalWrite(OPEN_LOCK_3, LOCK_CLOSE_LEVEL);
// interne pull downs close lock
pinMode(CLOSE_LOCK_1, INPUT);
pinMode(CLOSE_LOCK_2, INPUT);
pinMode(CLOSE_LOCK_3, INPUT);
// Münzzähler
pinMode(COINAGE_COUNTER, INPUT);
pinMode(COINAGE_LOCK, OUTPUT);
digitalWrite(COINAGE_LOCK, COINAGE_OFF_LEVEL);
delay(100);
// LOAD SETTINGS
getPreferences();
WiFi.begin(WLAN_SSID, WLAN_PASSWORD);
while (WiFi.status() != WL_CONNECTED && WLAN_MAX_RETRIES > retries) {
Serial.print(".");
retries++;
delay(200);
}
// Boot Screen
u8g2.begin();
u8g2.enableUTF8Print();
displayBoot();
delay(2000);
}
void loop() {
if (mastercardSet != 143) {
currentMode = MODE_SETTINGS;
}
if (currentMode == MODE_SETTINGS) {
processSetup();
}
if (currentMode == MODE_RUN) {
processRun();
}
}
void getMenuPosition(void) {
if (digitalRead(BUTTON_SUBJECT_1) == BUTTON_SELECT_LEVEL) {
delay(250);
while (digitalRead(BUTTON_SUBJECT_1) == BUTTON_SELECT_LEVEL) {
}
if (menuPosition == 1) menuPosition = menuPositionMax;
else if (menuPosition > 1) menuPosition--;
#ifdef isDebug
Serial.print("Menu Position:");
Serial.println(menuPosition);
#endif
}
if (digitalRead(BUTTON_SUBJECT_3) == BUTTON_SELECT_LEVEL) {
delay(250);
while (digitalRead(BUTTON_SUBJECT_3) == BUTTON_SELECT_LEVEL) {
}
if (menuPosition == menuPositionMax) menuPosition = 0;
else if (menuPosition < menuPositionMax) menuPosition++;
#ifdef isDebug
Serial.print("Menu Position:");
Serial.println(menuPosition);
#endif
}
}
void getPreferences(void) {
preferences.begin("EEPROM", false);
priceSubject1 = preferences.getFloat("priceSubject1", 0.0);
priceSubject2 = preferences.getFloat("priceSubject2", 0.0);
priceSubject3 = preferences.getFloat("priceSubject3", 0.0);
quantitySubject1 = preferences.getInt("quantity1", 0);
quantitySubject2 = preferences.getInt("quantity2", 0);
quantitySubject3 = preferences.getInt("quantity3", 0);
mastercardSet = preferences.getInt("mastercardSet", 0);
for (uint8_t j = 0; j < 4; j++) {
mastercard[j] = preferences.getInt("mastercard_" + j, 0);
card1[j] = preferences.getInt("card1_" + j, 0);
card2[j] = preferences.getInt("card2_+j", 0);
card3[j] = preferences.getInt("card3_+j", 0);
}
checksum = priceSubject1 + priceSubject2 + priceSubject3 + quantitySubject1 + quantitySubject2 + quantitySubject3 + mastercardSet;
preferences.end();
#ifdef isDebug
Serial.println("Read Preferences:");
Serial.print("Price Subject 1:");
Serial.print(priceSubject1);
Serial.println("Price Subject 2:");
Serial.print(priceSubject2);
Serial.println("Price Subject 3:");
Serial.print(priceSubject3);
Serial.println("Quantity Subject 1:");
Serial.print(quantitySubject1);
Serial.println("Quantity Subject 2:");
Serial.print(quantitySubject2);
Serial.println("Quantity Subject 3:");
Serial.print(quantitySubject3);
Serial.println("Mastercard:");
Serial.print(mastercardSet);
#endif
}
void setPreferences(void) {
long checksum_check;
checksum_check = priceSubject1 + priceSubject2 + priceSubject3 + quantitySubject1 + quantitySubject2 + quantitySubject3 + mastercardSet;
if (checksum == checksum_check) {
#ifdef isDebug
Serial.println("Preferences unverändert");
#endif
return;
}
checksum = checksum_check;
preferences.begin("EEPROM", false);
preferences.putFloat("price1", priceSubject1);
preferences.putFloat("price2", priceSubject2);
preferences.putFloat("price3", priceSubject3);
preferences.putInt("quantity1", quantitySubject1);
preferences.putInt("quantity2", quantitySubject2);
preferences.putInt("quantity3", quantitySubject3);
preferences.putInt("mastercardSet", mastercardSet);
for (uint8_t j = 0; j < 4; j++) {
preferences.putInt("mastercard_" + j, mastercard[j]);
preferences.putInt("card1_" + j, card1[j]);
preferences.putInt("card2_" + j, card2[j]);
preferences.putInt("card3_" + j, card3[j]);