Regulus Berdin [rberdin at BIGFOOT.COM]
this is 2x faster (500kbps @ 4MHz) : ; serial tx ; assumes PORTB1 initially on high state rrf data,w xorwf data,f movlw 1 xorwf PORTB,f ;start bit skpnc xorwf PORTB,f ;b0 btfsc data,0 xorwf PORTB,f ;b1 btfsc data,1 xorwf PORTB,f ;b2 btfsc data,2 xorwf PORTB,f ;b3 . . . nop bsf PORTB,0 ;
file: /Techref/microchip/rs232at500kbps.htm, 0KB, , updated: 2000/5/2 10:26, local time: 2024/8/15 00:10,
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