> Jinx's post is a completion (separating the 10s from the 1s) of
> http://www.piclist.com/techref/microchip/math/radix/b2bhp-8b3d.htm
> by Scott Dattalo

I should have attributed that

The 16-bit convertor is pretty wizard too

http://www.piclist.com/techref/microchip/math/radix/b2a-16b5a-rl.htm

Both the 8-bit and 16-bit are used extensively for LCD, no problems

(note gotos if porting to 18F)

;================================================
;        Convert 16-bit data to ASCII
;================================================

;Input  16-bit number in hi:lo
;Output 5-byte ASCII array

ascii16 nop

 radix dec                    ;base 10

         movf    fsr,w        ;save fsr
         movwf   f_temp
         clrf    known_zero
         clrf    temp
         movlw   dg1
         movwf   fsr
         goto    $+2

sub10k   incf    temp
         movlw   10000 & 255
         subwf   lo

 IFNDEF  known_zero

         movlw   10000>>8
         skpc
         movlw   (10000>>8)+1
         subwf   hi

 ELSE
         rlf     known_zero,w
         sublw   (10000>>8)+1
         subwf   hi

 ENDIF
         bc      sub10k
         call    out_temp
         movlw   10
         movwf   temp

add1K    decf    temp
         movlw   1000 & 255
         addwf   lo

 IFNDEF  known_zero
         movlw   1000 >> 8
         skpnc
         movlw   (1000>>8)+1
         addwf    hi

 ELSE
      rlf     known_zero,w
         addlw   1000>>8
         addwf   hi

 ENDIF
         bnc     add1k
         call    out_temp
         clrf    temp
         movlw   100
         goto    $+2

sub100
         incf    temp
         subwf   lo
         skpnc
         goto    sub100

         decf    hi
         btfss   hi,7
         goto    sub100

         call    out_temp

         movlw   10
         movwf   temp

add10    decf    temp
         addwf   lo
         bnc     add10
         call    out_temp     ;convert and store
         call    out_lo       ;convert and store
         movf    f_temp,w     ;restore fsr
         movwf   fsr

 radix hex

        return

;convert to ASCII and store

out_temp movf    temp,w
         addlw   0x30
         movwf   indf
         incf    fsr
         return

out_lo   movf    lo,w
         addlw   0x30
         movwf   indf
         return

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