"PWM Generation" rev_06

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    - Project: "PWM Generation"
    - Source Code compiled for: Arduino Nano
    - Source Code created on: 2024-02-15 01:05:34

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/****** SYSTEM REQUIREMENTS *****/
/****** SYSTEM REQUIREMENT 1 *****/
    /* Run a half bridge switch mode power supply MOSFETs */
    /* at 125khz with pins 9 and 10 */
/****** END SYSTEM REQUIREMENTS *****/

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

/****** FUNCTION PROTOTYPES *****/
void setup(void);
void loop(void);
void blinkLED(void);

/***** DEFINITION OF PWM OUTPUT PINS *****/
const uint8_t low_PIN_D9 = 9;
const uint8_t high_PIN_D10 = 10;

/***** DEFINITION OF OUTPUT RAW VARIABLES *****/
/***** used to store raw data *****/
uint8_t low_PIN_D9_rawData = 0;
uint8_t high_PIN_D10_rawData = 0;

/***** DEFINITION OF OUTPUT PHYSICAL VARIABLES *****/
/***** used to store data after characteristic curve transformation *****/
float low_PIN_D9_phyData = 0.0;
float high_PIN_D10_phyData = 0.0;

/****** DEFINITION OF LIBRARIES CLASS INSTANCES*****/
TimerOne myTimer;

void setup(void)
{
  // put your setup code here, to run once:
  pinMode(low_PIN_D9, OUTPUT);
  pinMode(high_PIN_D10, OUTPUT);

  // Initialize myTimer to generate PWM frequency at 125kHz
  myTimer.initialize(8); // 125kHz = 1MHz / (8 * 2)
  myTimer.pwm(low_PIN_D9, low_PIN_D9_rawData);
  myTimer.pwm(high_PIN_D10, high_PIN_D10_rawData);

  attachInterrupt(digitalPinToInterrupt(low_PIN_D9), blinkLED, RISING);
  attachInterrupt(digitalPinToInterrupt(high_PIN_D10), blinkLED, FALLING);
}

void loop(void)
{
  // put your main code here, to run repeatedly:
  updateOutputs(); // Refresh output data
  delay(100); // Wait for 100 ms
}

void updateOutputs()
{
  // Update the PWM output on the pins
  myTimer.setPwmDuty(low_PIN_D9, low_PIN_D9_rawData);
  myTimer.setPwmDuty(high_PIN_D10, high_PIN_D10_rawData);
}

/***** INTERRUPT SERVICE ROUTINE *****/
void blinkLED(void)
{
  // Toggle the data on pins 9 and 10
  low_PIN_D9_rawData = !low_PIN_D9_rawData;
  high_PIN_D10_rawData = !high_PIN_D10_rawData;
}