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PIC Microcontroller Math Method

IEEE<>Microchip format conversion

From Microchip Application Note AN575:

;IEEE to MCHIP format conversion
	rl	AARGB0	;IEEE -> Microchip
	rl	AEXP
	rr	AARGB0

;MCHIP to IEEE format conversion
	rr	AEXP
	rr	AARGB0

Format 8-bit biased exponent (exponent + 127)


IEEE754 32-bit sxxx xxxx xxxx xxxx xxxx xxxx xxxx
Microchip 32-bit xxxx xxxy xxxx xxxx xxxx xxxx xxxx
Microchip 24-bit xxxx xxxy xxxx xxxx xxxx n/a

s - sign bit of mantissa

y - least significant bit of biased exponent

file: /Techref/scenix/lib/math/ieee-mchip_sx.htm, 1KB, , updated: 2004/6/10 14:40, local time: 2024/4/14 20:32,

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