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p89c669 UART1, baudrate 4800

Mehul Patel

Hi
I need to set baudrate for UART1 for p89c669. I did it like.....

void Init_Uart1()
{ S1STAT = 0x20 ; S1CON = 0x50 ; REN_1 = 1 ; BRGCON = 0X00 ; BRGR1 = 0x07 ; BRGR0 = 0x70 ; BRGCON = 0X01 ;

}

are they correct for BRGR1 and BRGR0?

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  • 0 in reply to Mehul Patel

    Hi all,
    I did code for initialize UART1 for p89c669 with baud-rate 4800. Is it correct or anything else i need to define? can any one reply it soon?
    #include <REG669.H>
    #define FOSCCLK 11059200
    void Init_Uart1()
    { S1STAT = 0x20 ; S1CON = 0x50 ; REN_1 = 1 ; BRGCON = 0X00 ; BRGR1 = 0X08; BRGR0 = 0xf7; BRGCON = 0X01 ; ES1R = 1 ; EA = 1 ;
    }