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hedin |
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#include <pic18.h>
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#include <stdio.h>
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#include <string.h>
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#include "lcd.h"
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void rs232_init(void)
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{
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SPEN = 0; // Serial Port Enable Bit... 0 = disabled
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TRISC6 = 0;
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TRISC7 = 1;
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SYNC = 0; // SYNC switches between async(0) and sync(1) mode.
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SPBRG = 25;
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TXSTA = 0x24;
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RCSTA = 0x90;
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SPEN = 1;
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}
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void interrupt_init(void)
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{
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// Assumes that all interrupts default is 0
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PEIE = 1;
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GIE = 1;
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RCIE = 1;
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}
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void pic18_io_init(void)
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{
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TRISA0 = 1;
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TRISB1 = 1;
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TRISB2 = 1;
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TRISB3 = 1;
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TRISB4 = 1;
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}
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void interrupt_recieve_handler(void)
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{
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// Handle recieve inputs...
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}
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void interrupt interrupt_handler(void)
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// Finds out what interrupt have been trigged, and starts the respective function.
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{
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if(RCIF == 1)
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{
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interrupt_recieve_handler();
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RCIF = 0;
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}
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}
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void main()
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{
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rs232_init();
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pic18_io_init();
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}
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