Scheduled Servo rev_01

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    - Project: Scheduled Servo
    - Source Code NOT compiled for: Arduino Uno
    - Source Code created on: 2025-08-29 07:24:02

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/****** SYSTEM REQUIREMENTS *****/
/****** SYSTEM REQUIREMENT 1 *****/
    /* rotating at 1pm */
/****** END SYSTEM REQUIREMENTS *****/


/* START CODE */

/****** DEFINITION OF LIBRARIES *****/
#include <Servo.h>

/****** FUNCTION PROTOTYPES *****/
void setup(void);
void loop(void);
void rotateServoSweep(void); // new: performs a complete 0-180-0 sweep

/***** DEFINITION OF PWM OUTPUT PINS *****/
const uint8_t servoo_Servomotor_PWMSignal_PIN_D3 = 3;

/****** DEFINITION OF LIBRARIES CLASS INSTANCES *****/
Servo servomotor; // Servo object to control the PWM pin

// Timekeeping (software clock)
unsigned long bootMillis; // time reference from startup
int lastRotatedDay = -1;  // last day when the 1pm rotation occurred

void rotateServoSweep(void)
{
  // Rotates servo from 0 to 180 and back
  for (int pos = 0; pos <= 180; pos++) {
    servomotor.write(pos);
    delay(15);
  }
  for (int pos = 180; pos >= 0; pos--) {
    servomotor.write(pos);
    delay(15);
  }
}

void setup(void)
{
  // put your setup code here, to run once:

  // Attach the servo to the PWM pin
  servomotor.attach(servoo_Servomotor_PWMSignal_PIN_D3);

  // Optional: set an initial position
  servomotor.write(90);

  // Initialize software clock reference
  bootMillis = millis();

  // Note: When using the Servo library, explicit pinMode is not required.
  // If you want to force a digital pin mode, you could uncomment the line below,
  // but it's generally unnecessary with Servo.attach().
  // pinMode(servoo_Servomotor_PWMSignal_PIN_D3, OUTPUT);
}


void loop(void)
{
  // put your main code here, to run repeatedly:

  // Compute a simple software time (UTC-like) starting from boot
  unsigned long elapsedSec = (millis() - (unsigned long)bootMillis) / 1000;
  int currentSecond = elapsedSec % 60;
  int currentMinute = (elapsedSec / 60) % 60;
  int currentHour = (elapsedSec / 3600) % 24;
  int currentDay = elapsedSec / 86400;

  // Trigger rotation at 13:00:00 once per day
  if (currentDay != lastRotatedDay && currentHour == 13 && currentMinute == 0 && currentSecond == 0) {
    rotateServoSweep();
    lastRotatedDay = currentDay;
  }
  else if (currentDay != lastRotatedDay) {
    // Before 1pm (or any other time before rotation), perform a small idle sweep to keep motion visible
    for (int pos = 0; pos <= 60; pos++) {
      servomotor.write(pos);
      delay(5);
    }
    for (int pos = 60; pos >= 0; pos--) {
      servomotor.write(pos);
      delay(5);
    }
  }
  else {
    // Already rotated today; idle to avoid a tight loop
    delay(100);
  }
}

/* END CODE */