Z380 View Datasheet(PDF) - Zilog

Part Name

Description

Manufacturer

Z380

MICROPROCESSOR

Zilog 

ZILOG

8-BIT BIT SET, RESET, AND TEST GROUP

MICROPROCESSOR

Mnemonic

BIT b,r

BIT b,(HL)

BIT b,(XY+d)

Symbolic

Operation

Z ← rb

Z ← (HL)b

Z ← (XY+d)b

SET b,r

SET b,(HL)

SET b,(XY+d)

rb ← 1

(HL)b ← 1

(XY+d)b ← 1

RES b,m

mb ← 0

Flags

P/

SZ x Hx VNC

• ¤ x 1x • 0•

• ¤ x 1x • 0•

• ¤ x 1x • 0•

••x•x•••

••x•x•••

••x•x•••

Opcode

# of Execute

76 543 210 HEX Bytes Time Notes

11 001 011 CB 2

01 b r

11 001 011 CB 2

01 b 110

11 y11 101

4

I

11 001 011 CB

← d →

01 b 110

11 001 011 CB 2

(11) b r

11 001 011 CB 2

(11) b 110

11 y11 101

4

I

11 001 011 CB

← d →

(11) b 110

(10)

To form new opcode replace (11) of SET b,s with (10). s is any of r,(HL), (XY+d).

The notation mb indicates location m, bit b(0~7)

r

Reg

000

B

001

C

010

D

011

E

100

H

101

L

111

A

y

XY

0

IX

1

IY

Notes:

Instructions in Italic face are Z380 new instructions, instructions with underline are Z180 original instructions.

I: This instruction may be operate with DDIR Immediate instructions.

PS010001-0301

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