Relay_and_Socket_Protection/src/main.c

149 lines
3.6 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 "SuperLoop.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 << 6) // 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_PORTA (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 (!(PORTA.IN & RELAYREADINGPIN)) {
;
}
}
void WaitForRelayDisconnect(void) {
while (PORTA.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;
led_byte->leds[7].pin_num = 3;
}
int main(int argc, char **argv) {
// We use pin 10 which is the UDPI/RESET pin.
// This means we have to change it's mode.
PORTA.DIR |= RELAYPIN;
PORTA.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);
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);
}
}