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  1. #121

    Default Re: Need help: MikroC/MikroC Pro Compiler + PIC18F4550


    Quote Originally Posted by homermike View Post
    naay gamay sayup ang code nmo sa mikroC bro.
    Nag endless loop ka ug kaduha. Sa 2nd loop nmo wako nkakita ug cndition nga mo terminate cya.
    So never na cya mo read ug usab sa uart.

    Remove d 2nd loop.

    1thing: rs232 is dli ka level sa pic serial. U need to have a voltage leveler ic which is max232.
    Mao ni cya mo convert from rs232 to TTL LEVEL. Kay ttl man pic.

    2 options:
    A. U buy max232 sa teknika ug buy sa cdrking usb to serial cable.
    Construct d crkt naa sa help sa mikroC search lng USART

    B. go to any cellshop and look for DCU11 data cable. Pra na cya sa sony ericson
    Cut d other end. Wire color code
    RED: 5V
    Orange: gnd
    Green: rx
    Blue: tx
    White: nc

    This cable is usb to ttl233 na. So no need na max232 ic.
    Bro ok raman ako code bro ok rman sa simulation,, kay kun ako i remove ang second loop kutob ra siya sa PORTB=0x42 deli siya mo padayun ug loop dapat mobalik siya sa PORTB=0x14...

    Code:
    if(uart_rd=='A')
                  {
                   PORTB=0X14;
                   DELAY_ms(5000);
                   PORTB=0X24;
                   DELAY_ms(500);
                   PORTB=0X41;
                   DELAY_ms(5000);
                   PORTB=0X42;
                   DELAY_ms(500);
    
                  }
    mura ako ni i-try ang B option mga tagpila sad kaha nang DCU11 data cable ug MAX232?..... pero kon deli gihapon kanang A testingan nanako...

  2. #122

    Default Re: Need help: MikroC/MikroC Pro Compiler + PIC18F4550

    char UART1_Data_Ready();
    char uart_rd=' ';

    void main() {
    TRISB=0;
    PORTB=0;
    UART1_Init(9600); // Initialize UART module at 9600 bps
    Delay_ms(100); // Wait for UART module to stabilize

    while(1) {
    if(UART1_Data_Ready()) {

    uart_rd = UART1_Read();

    if(uart_rd=='A') {
    PORTB=0X14;
    DELAY_ms(5000);
    PORTB=0X24;
    DELAY_ms(500);
    PORTB=0X41;
    DELAY_ms(5000);
    PORTB=0X42;
    DELAY_ms(500); }

    if(uart_rd=='O') {
    PORTB=0x00;
    DELAY_ms(500); }

    if(uart_rd=='m') {
    PORTB=0x41;
    DELAY_ms(500); }

    if(uart_rd=='M') {
    PORTB=0x14;
    DELAY_ms(500); }



    }// end data ready
    }//end while1
    }//end main


    Try this code bai...

    ang DCU11 around 250 to 300 na... krn murag maglisod ka ngita ana kay nihit2x nana ron.. kmi cge palit ana mn gud... pro try lng.. mas dali ang dcu11 kaysa mag construct pka ug max232... pro if wala ka makit-an dcu11.. max232 nlng gyud...

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