by Djula Djarmati
;********************************************************************************************** ;CONVERT 10BIT BINARY TO THREE DECIMAL DIGITS (28 cycles, 25 program memory) ;Input word: Digits+1:Digits ;Output digits: Digits+2:Digits+1:Digits ;Trashes: PRODH, PRODL ;********************************************************************************************** Bin_To_Dec_999 movlw d'41' ;Multiply by 0.01 (41/4096) mulwf Digits+1 ; movff PRODL, Digits+2 ; mulwf Digits ; movf PRODH, w ; addwf Digits+2, w ; mullw 0x10 ;Lose the lower 8 bits and shift movf PRODH, w ;result 4 bits left (divide by 4096) movwf Digits+2 ;Save result mullw d'100' ;and then multiply it by 100 movf PRODL, w ; subwf Digits, f ;Subtract from original movf PRODH, w ;to get subwfb Digits+1, f ;remainder movf Digits, w ;Split remainder (099) to two decimals mullw D'205' ; movlw D'32' ;Multiply by 0.1 mulwf PRODH ;(205/256 * 32/256) movf PRODH, w ; movwf Digits+1 ;Save result mullw D'10' ;and then multiply it by 10 movf PRODL, w ;Subtract from original subwf Digits, f ;Save remainder return ;Done
See also:
file: /Techref/microchip/math/radix/b2bu10b3dmullwdd.htm, 2KB, , updated: 2011/3/6 17:07, local time: 2017/11/24 18:10,

©2017 These pages are served without commercial sponsorship. (No popup ads, etc...).Bandwidth abuse increases hosting cost forcing sponsorship or shutdown. This server aggressively defends against automated copying for any reason including offline viewing, duplication, etc... Please respect this requirement and DO NOT RIP THIS SITE. Questions? <A HREF="http://www.piclist.com/techref/microchip/math/radix/b2bu10b3dmullwdd.htm"> PIC Microcontoller Radix Math Method 10bit to BCD unpacked 3 digit in 25 inst 28 cycles by Djula Djarmati </A> 
Did you find what you needed? 
PICList 2017 contributors:
o List host: MIT, Site host massmind.org, Top posters @20171124 RussellMc, Van Horn, David, James Cameron, Sean Breheny, alan.b.pearce, IVP, Neil, David C Brown, Bob Blick, Denny Esterline, * Page Editors: James Newton, David Cary, and YOU! * Roman Black of Black Robotics donates from sales of Linistep stepper controller kits. * Ashley Roll of Digital Nemesis donates from sales of RCL1 RS232 to TTL converters. * Monthly Subscribers: Gregg Rew. ongoing support is MOST appreciated! * Contributors: Richard Seriani, Sr. 
Welcome to www.piclist.com! 
.