working RTC

Template Project/lib/ESPMegaPRO/ESPMegaPRO.cpp

@@ -7,6 +7,7 @@ PCF8574 inputBankA(INPUT_BANK_A_ADDRESS);
 PCF8574 inputBankB(INPUT_BANK_B_ADDRESS);
 Adafruit_PWMServoDriver pwmBank = Adafruit_PWMServoDriver(PWM_BANK_ADDRESS);
 I2C_eeprom ESPMega_EEPROM(EEPROM_ADDRESS);
+
 #ifdef ANALOG_CARD_ENABLE
 Adafruit_ADS1115 analogInputBankA;
 Adafruit_ADS1115 analogInputBankB;
@@ -22,7 +23,6 @@ void ESPMega_begin()
     inputBankA.begin();
     inputBankB.begin();
     pwmBank.begin();
-    ESPMega_RTC.begin();
     ESPMega_EEPROM.begin();
     // ESPMegaPRO v3 use the PWMBank to drive Half Bridge
     // Push Pull Output is required.
@@ -100,6 +100,30 @@ void IRAM_ATTR refreshInputBankB()
     inputBufferB = inputBankB.read8();
 }
 
+rtctime_t ESPMega_getTime() {
+    tmElements_t timeElement;
+    RTC.read(timeElement);
+    rtctime_t time;
+    time.hours = timeElement.Hour;
+    time.minutes = timeElement.Minute;
+    time.seconds = timeElement.Second;
+    time.day = timeElement.Day;
+    time.month = timeElement.Month;
+    time.year = timeElement.Year+1970;
+    return time;
+}
+
+void ESPMega_setTime(int hours,int minutes, int seconds, int day, int month, int year) {
+    tmElements_t timeElement;
+    timeElement.Hour = hours;
+    timeElement.Minute = minutes;
+    timeElement.Second = seconds;
+    timeElement.Day = day;
+    timeElement.Month = month;
+    timeElement.Year = year-1970;
+    RTC.write(timeElement);
+}
+
 #ifdef ANALOG_CARD_ENABLE
 int16_t ESPMega_analogRead(int id)
 {

Template Project/lib/ESPMegaPRO/ESPMegaPRO.h

@@ -9,7 +9,8 @@
 #include <Adafruit_ADS1X15.h>
 #include <MCP4725.h>
 #include <I2C_eeprom.h>
-#include <SparkFunDS1307RTC.h>
+#include <TimeLib.h>
+#include <DS1307RTC.h>
 #endif
 
 #define INPUT_BANK_A_ADDRESS 0x21
@@ -24,12 +25,18 @@
 #define DAC3_ADDRESS 0x63
 #define EEPROM_ADDRESS 0x70
 
-#define ESPMega_RTC rtc
-
 //#define USE_INTERRUPT
 #define INPUT_BANK_A_INTERRUPT 36
 #define INPUT_BANK_B_INTERRUPT 39
 extern I2C_eeprom ESPMega_EEPROM;
+struct rtctime_t {
+    uint8_t hours;
+    uint8_t minutes;
+    uint8_t seconds;
+    uint8_t day;
+    uint8_t month;
+    uint16_t year;
+};
 
 /**
  * Initiate ESPMega PRO Internal Components
@@ -74,6 +81,24 @@ void ESPMega_digitalWrite(int id, bool value);
 void IRAM_ATTR refreshInputBankA();
 void IRAM_ATTR refreshInputBankB();
 
+/**
+ * Get time from the onboard RTC as a struct
+ * 
+ * @return Time Element Struct
+*/
+rtctime_t ESPMega_getTime();
+/**
+ * Set the onboard RTC's time
+ * 
+ * @param hours
+ * @param minutes
+ * @param seconds
+ * @param day Day of the month
+ * @param month Month in numerical form
+ * @param year Years in AD
+*/
+void ESPMega_setTime(int hours,int minutes, int seconds, int day, int month, int year);
+
 #ifdef ANALOG_CARD_ENABLE
 /**
  * Read one of the ESPMega Analog Card's Analog Input pins (A0-A7)

Template Project/platformio.ini

@@ -21,5 +21,6 @@ lib_deps = adafruit/Adafruit PWM Servo Driver Library@^2.4.1
            SPI@^2.0.0
            robtillaart/MCP4725@^0.3.7
            robtillaart/I2C_EEPROM@^1.7.3
-           sparkfun/SparkFun DS1307 Real-Time Clock (RTC)@^1.0.1
+           paulstoffregen/Time@^1.6.1
+           paulstoffregen/DS1307RTC
 monitor_speed = 115200

Template Project/src/rtc_demo.cpp

@@ -1,8 +1,12 @@
 #include <ESPMegaPRO.h>
 void setup() {
     ESPMega_begin();
+    Serial.begin(115200);
+    ESPMega_setTime(16,35,0,16,9,2023);
 }
 
 void loop() { 
-    delay(5000);
+    delay(1000);
+    rtctime_t tm = ESPMega_getTime();
+    Serial.printf("%02d:%02d:%02d %02d/%02d/%04d\n", tm.hours,tm.minutes,tm.seconds,tm.day,tm.month,tm.year);
 }