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NEC PD754144 User Manual

Page 238

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CHAPTER 11 INSTRUCTION SET

238

User’s Manual U10676EJ3V0UM

Representation

Description

reg

X, A, B, C, D, E, H, L

reg1

X, B, C, D, E, H, L

rp

XA, BC, DE, HL

rp1

BC, DE, HL

rp2

BC, DE

rp'

XA, BC, DE, HL, XA', BC', DE', HL'

rp'1

BC, DE, HL, XA', BC', DE', HL'

rpa

HL, HL+, HL–, DE, DL

rpa1

DE, DL

n4

4-bit immediate data or label

n8

8-bit immediate data or label

mem

8-bit immediate data or label

Note

bit

2-bit immediate data or label

fmem

Immediate data FB0H to FBFH, FF0H to FFFH or label

pmem

Immediate data FC0H to FFFH or label

addr

Immediate data 0000H to 0FFFH or label

addr1

Immediate data 0000H to 0FFFH or label

caddr

12-bit immediate data or label

faddr

11-bit immediate data or label

taddr

Immediate data 20H to 7FH (where bit0 = 0) or label

PORTn

PORT3, 6, 7, 8

IE

×××

IEBT, IET0 to IET2, IE0, IE2, IEEE

RBn

RB0 to RB3

MBn

MB0, MB4, MB15

Note mem can be described only for an even address for 8-bit data processing.

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