SX Microcontroller Math Method

Two's complemnt of a 32 bit word (4 bytes)

;unknown author, please step forward

	not	var	;Complement all bytes
	not	var+1
	not	var+2
	not	var+3

	inc	var	;Inc. low byte always
	snb	Z	;Skip if no carry to higher bytes
	inc	var+1	;Carry to next byte
	snb	Z
	inc	var+2
	snb	Z
	inc	var+3

file: /techref/scenix/lib/math/neg/32bit_sx.htm, 0KB, , updated: 2004/6/10 13:40, local time: 2008/12/4 23:50,

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