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