الاتصال بين الميكروكونترولر PIC والكمبيوتر PC والمحاكاة ببرنامج ISIS مع المترجم CCS C

من طرف **Admin** الثلاثاء مايو 05, 2015 2:10 pm

الاتصال بين الميكروكونترولر PIC والكمبيوتر PC والمحاكاة ببرنامج ISIS مع المترجم CCS C

البرنامج :

الكود:
/****************************************************** PIC16F877 RS232 Serial Communication Application *******************************************************/ #include <16f877.h> // #use delay (clock=4000000) // #define use_portb_lcd TRUE // #include <lcd.c> // #use rs232 (baud=9600, xmit=pin_C6, rcv=pin_C7, parity=N, stop=1) // RS232 protocol 9600 bit/s // TX, RX pins as defined , C6,C7 // no parity bit , stop 1 bit char keyboard[80]; // defined an array name keyboard with 80-element #int_rda // Receive data available Interrupt void rda_isr () // When Receive data available do : { disable_interrupts(int_rda); // Disables the specified interrupt output_high(pin_c5); // Set pin RC5 to logic 1 gets(keyboard); //gets (string), Reads characters (using GETC()) into the string //until a RETURN (value 13) is encountered // Read or Receive array string "keyboard" . printf("\n\rYou wrote the text> %s\n",keyboard); // new line , new row , send the string expressions and array keyboard via RS232,then new line printf(lcd_putc,"\f%s",keyboard); //Clear LCD and display keyboard array string . output_low(pin_c5); // Set pin RC5 to logic 0 printf("\n\rEnter the text from the keyboard and enter key to exit>"); // new line,from start ,send the text string via RS232 } /********* Main function********/ void main ( ) { output_low(pin_c5); // Initially RC5 LED => off and on in ISR lcd_init(); // printf("\r**************** Hello *********************"); //New lines end specified text via RS232 . printf("\n\rWhen you enter data from the keyboard will appear on the LCD\n\n"); //new line,from start send specified text via RS232 . printf("\n\rEnter the text from the keyboard and enter key to exit>"); //new line,from start send specified text via RS232. enable_interrupts(GLOBAL); // enable all interrupts while(1) // endless loop { enable_interrupts(int_rda); // enable rda interrupt } }