PFS173 datasheet(92/105 Pages) PADAUK

92 / 105 page

PFS173

8bit MTP MCU with 8-bit ADC

Page 92 of 105

PDK-DS-PFS173-EN_V105-Jun. 19, 2020

comp

a, M

Compare ACC with the content of memory

Example:

comp

a, MEM;

Result: Flag will be changed by regarding as ( a - MEM )

Affected flags: 『Y』Z

『Y』C

『Y』AC

『Y』OV

Application Example:

------------------------------------------------------------------------------------------------------------------------

mov

a, 0x38 ;

mov

mem, a ;

comp

a, mem ;

// Z flag is set as 1

mov

a, 0x42 ;

mov

mem, a ;

mov

a, 0x38 ;

comp

a, mem ;

// C flag is set as 1

------------------------------------------------------------------------------------------------------------------------

comp

M, a

Compare ACC with the content of memory

Example:

comp

MEM, a;

Result: Flag will be changed by regarding as ( MEM - a )

Affected flags: 『Y』Z

『Y』C

『Y』AC

『Y』OV

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