Post by thread:Anyone have 32 bit Binary to Ascii conversion code

Ted Linn wrote: > > One of the things I need to get a 16C57 to do is to convert a 32 bit binary > number to ascii for output to an LCD display. I know an algorithm for doing > this but being new to this pic world I wondered if anyone would share code > or offer some suggestions or 'tricks' that might be helpful for doing this. > > Thanks This routine converts a 32 bit binary number to BCD compacted, to convert to ASCII just split the nibbles and add '0' ;****************************************************** ; BIN2BCD ;RECEIVE BINARY NUMBER IN REG4,REG3,REG2,REG1 AND RETURN DIG4,DIG3,DIG2,DIG1 AS BCD ;****************************************************** BIN2BCD BCF STATUS,C MOVLW 32 MOVWF COUNT CLRF DIG6 CLRF DIG5 CLRF DIG4 CLRF DIG3 CLRF DIG2 CLRF DIG1 LOOP24 RLF REG1,1 RLF REG2,1 RLF REG3,1 RLF REG4,1 RLF DIG1,1 RLF DIG2,1 RLF DIG3,1 RLF DIG4,1 RLF DIG5,1 RLF DIG6,1 DECFSZ COUNT,1 GOTO ADJDEC RETURN ADJDEC MOVLW DIG1 MOVWF FSR CALL ADJBCD MOVLW DIG2 MOVWF FSR CALL ADJBCD MOVLW DIG3 MOVWF FSR CALL ADJBCD MOVLW DIG4 MOVWF FSR CALL ADJBCD GOTO LOOP24 ADJBCD MOVLW 3 ADDWF 0,W MOVWF TEMP BTFSC TEMP,3 MOVWF 0 MOVLW 0x30 ADDWF 0,W MOVWF TEMP BTFSC TEMP,7 MOVWF 0 RETLW 0 Octavio -- ======================================================== Octavio Nogueira e-mail: spam_OUTnogueiraTakeThisOuTmandic.com.br homepage: http://ourworld.compuserve.com/homepages/tato voice/fax: +55 11 240-6474 ======================================================== "ProPic" The first Production PIC Programmer running in Windows and under US$ 20.00. Avaible at http://ourworld.compuserve.com/homepages/tato