make function for ir command
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parent
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287
main.c
287
main.c
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/*
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* File: main.c
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* Author: sfokin
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*
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* Created on March 17, 2024, 6:05 AM
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*/
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#pragma config FOSC = INTRCIO // Oscillator Selection bits (INTOSC oscillator: CLKOUT function on GP4/OSC2/CLKOUT pin, I/O function on GP5/OSC1/CLKIN)
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#pragma config WDTE = OFF // Watchdog Timer Enable bit (WDT disabled)
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#pragma config PWRTE = OFF // Power-Up Timer Enable bit (PWRT disabled)
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#pragma config MCLRE = OFF // GP3/MCLR pin function select (GP3/MCLR pin function is digital I/O, MCLR internally tied to VDD)
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#pragma config BOREN = OFF // Brown-out Detect Enable bit (BOD disabled)
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#pragma config CP = OFF // Code Protection bit (Program Memory code protection is disabled)
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#pragma config CPD = OFF // Data Code Protection bit (Data memory code protection is disabled)
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#define _XTAL_FREQ 4000000
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#define INPUT_PINS 0b00111011 // Pins: 0,1,3,4,5
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#include <xc.h>
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#include "common.h"
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#include "main.h"
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char STATE;
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char btnState;
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void __interrupt() handleInterrupt(void)
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{
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clear_bit(INTCON, 7);
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if(test_bit(INTCON, 0))
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{
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handleIOC();
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}
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if(test_bit(PIR1, 0))
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{
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handleTMR1();
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}
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set_bit(INTCON, 7);
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return;
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}
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void main(void)
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{
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init();
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while(1)
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{
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sleep();
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}
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return;
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}
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static inline void init()
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{
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//Configure GPIO
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GPIO = 0x0; //Clear GPIO port
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TRISIO = 0; //Clear TRISIO register
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ANSEL = 0; //Set all pins to digital IO
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TRISIO = INPUT_PINS; //Set 0,1,3,4,5 pins as input
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INTCONbits.GIE = 1; //Allow Global interrupts;
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INTCONbits.GPIE = 1; //Allow interrupt on pin change
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clear_bit(OPTION_REG, 7); //Global weak pull-up enable
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WPU = INPUT_PINS; //Weak pull-up for 0,1,3,4,5 pins
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IOC = INPUT_PINS; //IOC enable for 0,1,3,4,5 pins
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//Configure Timer 1
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TMR1 = 0; //Clear timer 1 value
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T1CONbits.TMR1ON = 0; //Turn timer 1 Off
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T1CONbits.T1CKPS0 = 1; //Set prescale 1:8
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T1CONbits.T1CKPS1 = 1;
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PIE1bits.TMR1IE = 1; //Enable timer 1 overflow interrupt
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INTCONbits.PEIE = 1; //Enable peripheral interrupt
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//Set default state
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STATE = 0;
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}
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static inline void handleTMR1()
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{
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flip_bit(GPIO, 2);
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TMR1 = 0;
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clear_bit(PIR1, 0);
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}
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static inline void handleIOC()
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{
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handleButtons(0);
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handleButtons(1);
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handleButtons(3);
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handleButtons(4);
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handleButtons(5);
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if(test_bit(btnState, 5))
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{
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STATE = STATE == 0 ? 1 : 0;
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TMR1 = 0;
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clear_bit(PIR1, 0);
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}
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clear_bit(INTCON, 0);
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}
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static inline void sleep()
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{
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//prepare and go to sleep
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clear_bit(GPIO, 2); //Turn off led
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SLEEP();
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}
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static inline void handleButtons(char bit)
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{
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clear_bit(btnState, bit);
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if(!test_bit(GPIO, bit))
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{
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__delay_ms(10);
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}
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if(!test_bit(GPIO, bit))
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{
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set_bit(btnState, bit);
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}
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/*
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* File: main.c
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* Author: sfokin
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*
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* Created on March 17, 2024, 6:05 AM
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*/
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#pragma config FOSC = INTRCIO // Oscillator Selection bits (INTOSC oscillator: CLKOUT function on GP4/OSC2/CLKOUT pin, I/O function on GP5/OSC1/CLKIN)
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#pragma config WDTE = OFF // Watchdog Timer Enable bit (WDT disabled)
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#pragma config PWRTE = OFF // Power-Up Timer Enable bit (PWRT disabled)
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#pragma config MCLRE = OFF // GP3/MCLR pin function select (GP3/MCLR pin function is digital I/O, MCLR internally tied to VDD)
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#pragma config BOREN = OFF // Brown-out Detect Enable bit (BOD disabled)
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#pragma config CP = OFF // Code Protection bit (Program Memory code protection is disabled)
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#pragma config CPD = OFF // Data Code Protection bit (Data memory code protection is disabled)
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#define _XTAL_FREQ 4000000
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#define INPUT_PINS 0b00111011 // Pins: 0,1,3,4,5
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#include <xc.h>
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#include "common.h"
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#include "main.h"
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char STATE;
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char btnState;
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char addr[] = {0x20,0xDF};
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char vol_up[] = {0x40,0xBF};
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char vol_down[] = {0xC0,0x3F};
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char input_select[] = {0xD0,0x2F};
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char ok[] = {0x22,0xdd};
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char power[] = {0x10,0xEF};
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char ir_command[4];
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void __interrupt() handle_interrupt(void)
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{
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clear_bit(INTCON, 7);
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if(test_bit(INTCON, 0))
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{
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handle_IOC();
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}
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if(test_bit(PIR1, 0))
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{
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handle_TMR1();
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}
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set_bit(INTCON, 7);
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return;
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}
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void main(void)
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{
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init();
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while(1)
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{
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sleep();
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}
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return;
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}
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static inline void init()
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{
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//Configure GPIO
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GPIO = 0x0; //Clear GPIO port
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TRISIO = 0; //Clear TRISIO register
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ANSEL = 0; //Set all pins to digital IO
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TRISIO = INPUT_PINS; //Set 0,1,3,4,5 pins as input
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INTCONbits.GIE = 1; //Allow Global interrupts;
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INTCONbits.GPIE = 1; //Allow interrupt on pin change
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clear_bit(OPTION_REG, 7); //Global weak pull-up enable
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WPU = INPUT_PINS; //Weak pull-up for 0,1,3,4,5 pins
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IOC = INPUT_PINS; //IOC enable for 0,1,3,4,5 pins
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//Configure Timer 1
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//TMR1 = 0; //Clear timer 1 value
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//T1CONbits.TMR1ON = 0; //Turn timer 1 Off
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//T1CONbits.T1CKPS0 = 1; //Set prescale 1:8
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//T1CONbits.T1CKPS1 = 1;
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//PIE1bits.TMR1IE = 1; //Enable timer 1 overflow interrupt
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//INTCONbits.PEIE = 1; //Enable peripheral interrupt
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}
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static inline void handle_TMR1()
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{
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flip_bit(GPIO, 2);
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TMR1 = 0;
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clear_bit(PIR1, 0);
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}
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static inline void handle_IOC()
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{
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handle_buttons(0);
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handle_buttons(1);
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handle_buttons(3);
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handle_buttons(4);
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handle_buttons(5);
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if(test_bit(btnState, 5))
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{
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ir_command[0] = addr[0];
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ir_command[1] = addr[1];
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ir_command[2] = vol_up[0];
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ir_command[3] = vol_up[1];
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while(!GP5)
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send_command(ir_command);
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}
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clear_bit(INTCON, 0);
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}
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static inline void sleep()
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{
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//prepare and go to sleep
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GP2 = 0; //Turn off led
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SLEEP();
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}
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static inline void handle_buttons(char bit)
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{
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clear_bit(btnState, bit);
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if(!test_bit(GPIO, bit))
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{
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__delay_ms(10);
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}
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if(!test_bit(GPIO, bit))
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{
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set_bit(btnState, bit);
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}
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}
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static inline void send_command(char *command)
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{
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send(183);
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__delay_us(4400);
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GP2 = 0;
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send_byte(command[0]);
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send_byte(command[1]);
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send_byte(command[2]);
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send_byte(command[3]);
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send(9);
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__delay_ms(200);
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}
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static inline void send_byte(char byte)
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{
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char mask = 0b10000000;
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for(char k=0; k<8; k++)
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{
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send(13);
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if((byte & (mask >> k)) == 0)
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{
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__delay_us(400);
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}
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else
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{
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__delay_us(1500);
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}
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}
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}
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static inline void send(int x)
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{
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for(int i = 0; i < x; i++)
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{
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GP2=1;
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__delay_us(26);
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GP2=0;
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}
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}
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9
main.h
9
main.h
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@ -1,5 +1,8 @@
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static inline void sleep();
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static inline void init();
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static inline void handleButtons(char bit);
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static inline void handleIOC();
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static inline void handleTMR1();
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static inline void handle_buttons(char bit);
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static inline void handle_IOC();
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static inline void handle_TMR1();
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static inline void send_command(char *command);
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static inline void send_byte(char byte);
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static inline void send(int x);
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@ -1,11 +1,11 @@
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#
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#Sun Mar 17 17:44:34 MSK 2024
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#Mon Mar 18 06:01:25 MSK 2024
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default.languagetoolchain.version=2.45
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default.Pack.dfplocation=C\:\\Program Files\\Microchip\\MPLABX\\v6.15\\packs\\Microchip\\PIC10-12Fxxx_DFP\\1.6.174
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conf.ids=default
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default.languagetoolchain.dir=C\:\\Program Files\\Microchip\\xc8\\v2.45\\bin
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host.id=1jna-tnj5-7f
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configurations-xml=07975d7e7282e550ac8decaaea8a2cd7
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configurations-xml=215034e96a2f762c825b7c03119c12d4
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default.com-microchip-mplab-mdbcore-PICKit3Tool-PICkit3DbgToolManager.md5=50072f33d27b72924000ca2dca4b7622
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com-microchip-mplab-nbide-embedded-makeproject-MakeProject.md5=e62346c0c0ecee2637e613b49cb7b7fa
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default.com-microchip-mplab-nbide-toolchain-xc8-XC8LanguageToolchain.md5=486b02ed36e5bdffb1f797e38fa058e5
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@ -183,7 +183,7 @@
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<property key="programoptions.preservedataflash" value="false"/>
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<property key="programoptions.preservedataflash.ranges"
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value="${programoptions.preservedataflash.ranges}"/>
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<property key="programoptions.preserveeeprom" value="true"/>
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<property key="programoptions.preserveeeprom" value="false"/>
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<property key="programoptions.preserveeeprom.ranges" value="0-7f"/>
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<property key="programoptions.preserveprogram.ranges" value=""/>
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<property key="programoptions.preserveprogramrange" value="false"/>
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@ -230,7 +230,7 @@
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<property key="programoptions.preservedataflash" value="false"/>
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<property key="programoptions.preservedataflash.ranges"
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value="${programoptions.preservedataflash.ranges}"/>
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<property key="programoptions.preserveeeprom" value="true"/>
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<property key="programoptions.preserveeeprom" value="false"/>
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<property key="programoptions.preserveeeprom.ranges" value="0-7f"/>
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<property key="programoptions.preserveprogram.ranges" value=""/>
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<property key="programoptions.preserveprogramrange" value="false"/>
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