Relay_Tester/src/main.c
2024-08-26 09:46:22 -07:00

159 lines
3.5 KiB
C

/**
* @file main.c
* @author Jake G
* @date 15 June 2024
* @brief File contains the main function.
*
* This file contains the main logic loop and exists to setup the values
* specific to the micro-controller. All other functions and configuration are
* extracted into separate source files and headers for configuration.
*/
#include <stdio.h>
#define F_CPU 3333333UL
// This can prevent issues with utils/delay.h library with the gcc toolchain
#define __DELAY_BACKWARD_COMPATIBLE__
#include "LedController.h"
#include "RegEdit.h"
#include "config.h"
#include "timer.h"
#include <avr/cpufunc.h> /* Required header file */
#include <avr/io.h>
#include <util/delay.h>
#define SW1PIN (1 << 5)
#define SW2PIN (1 << 4)
#define RELAYPIN (1 << 7)
#define RELAYREADINGPIN (1 << 0) // It would be better to use PA7 so USART worked
#define LED_BM_PORTA (1 << 6)|(1 << 1)|(1 << 2)|(1 << 3)
#define LED_BM_PORTB (1 << 3)|(1 << 2)|(1 << 0)|(1 << 1)
// Set the function pointer for the delay func
void (*Delay_MicroSeconds)(double us) = _delay_us;
void SW1_Wait(void)
{
// poll the input.
while (PORTA.IN & SW1PIN) {}
}
void SW2_Wait(void)
{
// poll the input.
while (PORTA.IN & SW2PIN) {}
}
void Activate_Relay(void)
{
PORTA.OUT |= RELAYPIN;
}
void Deactivate_Relay(void)
{
PORTA.OUT &= ~RELAYPIN;
}
void WaitForRelayConnect(void)
{
while (!(PORTB.IN & RELAYREADINGPIN))
{
;
}
}
void WaitForRelayDisconnect(void)
{
while (PORTB.IN & RELAYREADINGPIN)
{
;
}
}
void LedSetup(LedByte *led_byte)
{
PORTA.DIR |= LED_BM_PORTA;
PORTB.DIR |= LED_BM_PORTB;
//pin 13, bit 0, PA3
led_byte->leds[0].port = (void *) &PORTA.OUT;
led_byte->leds[0].pin_num = 3;
//pin 12, bit 1, PA2
led_byte->leds[1].port = &PORTA.OUT;
led_byte->leds[1].pin_num = 2;
//pin 11, bit 2, PA1
led_byte->leds[2].port = &PORTA.OUT;
led_byte->leds[2].pin_num = 1;
//pin 9, bit 3, PB0
led_byte->leds[3].port = &PORTB.OUT;
led_byte->leds[3].pin_num = 0;
//pin 8, bit 4, PB1
led_byte->leds[4].port = &PORTB.OUT;
led_byte->leds[4].pin_num = 1;
//pin 2, bit 5, PB2
led_byte->leds[5].port = &PORTB.OUT;
led_byte->leds[5].pin_num = 2;
//pin 3, bit 6, PB3
led_byte->leds[6].port = &PORTB.OUT;
led_byte->leds[6].pin_num = 3;
//pin 3, bit 7, PA6
led_byte->leds[7].port = &PORTA.OUT;
led_byte->leds[7].pin_num = 6;
}
int main(int argc, char **argv)
{
PORTA.DIR |= RELAYPIN;
PORTB.DIR &= ~RELAYREADINGPIN;
PORTA.DIR &= ~SW1PIN;
PORTA.DIR &= ~SW2PIN;
uint16_t make_time = 0;
uint16_t break_time = 0;
uint8_t temp = 0;
LedByte led_byte = LedController_New(&PORTA.OUT);
LedSetup(&led_byte);
//wait for a second then disable UPDI
while (true)
{
SW1_Wait();
Activate_Relay();
Timer_Start();
WaitForRelayConnect();
Timer_Disable();
make_time = Timer_GetOverflowCount();
// Output the Make time via LEDS
temp = (uint8_t)(make_time & 0xFF);
LedController_ShowByte(&led_byte, temp);
SW2_Wait();
Deactivate_Relay();
Timer_Start();
WaitForRelayDisconnect();
Timer_Disable();
break_time = Timer_GetOverflowCount();
// Output the Break time via LEDS
temp = (uint8_t)(break_time & 0xFF);
LedController_ShowByte(&led_byte, temp);
}
}