Manuals / Brands / Computer Equipment / Computer Hardware / NEC / Computer Equipment / Computer Hardware

NEC 78K/0 Series Note Only when rp = BC, DE or HL., (2) 16-bit instructions MOVW, XCHW, ADDW, SUBW, CMPW, PUSH, POP, INCW, DECW, (3) Bit manipulation instructions MOV1, AND1, OR1, XOR1, SET1, CLR1, NOT1, BT, BF, BTCLR

1 129

Download 129 pages, 644.74 Kb

CHAPTER 4 INSTRUCTION SET

User's Manual U12326EJ4V0UM

2nd Operand A.bit sfr.bit saddr.bit PSW.bit [HL].bit CY $addr16 None

1st Operand

A.bit MOV1 BT SET1

BF CLR1

BTCLR

sfr.bit MOV1 BT SET1

BF CLR1

BTCLR

saddr.bit MOV1 BT SET1

BF CLR1

BTCLR

PSW.bit MOV1 BT SET1

BF CLR1`

BTCLR

[HL].bit MOV1 BT SET1

BF CLR1

BTCLR

CY MOV1 MOV1 MOV1 MOV1 MOV1 SET1

AND1 AND1 AND1 AND1 AND1 CLR1

OR1 OR1 OR1 OR1 OR1 NOT1

XOR1 XOR1 XOR1 XOR1 XOR1

2nd Operand #word AX rpNote sfrp saddrp !addr16 SP None

1st Operand

AX ADDW MOVW MOVW MOVW MOVW MOVW

SUBW XCHW

CMPW

rp MOVW MOVWNote INCW

DECW

PUSH

POP

sfrp MOVW MOVW

saddrp MOVW MOVW

!addr16 MOVW

SP MOVW MOVW

Note Only when rp = BC, DE or HL.(2) 16-bit instructionsMOVW, XCHW, ADDW, SUBW, CMPW, PUSH, POP, INCW, DECW(3) Bit manipulation instructionsMOV1, AND1, OR1, XOR1, SET1, CLR1, NOT1, BT, BF, BTCLR

Contents

Main Page IEBus is a trademark of NEC Corporation. NOTES FOR CMOS DEVICES 4 Regional Information NEC Electronics Hong Kong Ltd. Device availability Ordering information Product release schedule Page INTRODUCTION Page Page Page Page Page 1.7 Special Function Register (SFR) Area 1.8 External Memory Space 1.9 IEBusTM Register Area 14 CHAPTER 2 REGISTERS 2.1 Control Registers Page Figure 2-5. Data to Be Reset from Stack Memory 2.2 General-Purpose Registers CHAPTER 2 REGISTERS Figure 2-6. General-Purpose Register Configuration (a) Absolute names (b) Functional names 2.3 Special Function Registers (SFRs) 20 CHAPTER 3 ADDRESSING 3.1 Instruction Address Addressing Page Page Page 3.2 Operand Address Addressing Page Page Page Page Page Page Page 32 CHAPTER 4 INSTRUCTION SET 4.1 Operation Page Page CHAPTER 4 INSTRUCTION SET Note Except r = A. CHAPTER 4 INSTRUCTION SET Note Only when rp = BC, DE or HL. (2) 16-bit instructions MOVW, XCHW, ADDW, SUBW, CMPW, PUSH, POP, INCW, DECW (3) Bit manipulation instructions MOV1, AND1, OR1, XOR1, SET1, CLR1, NOT1, BT, BF, BTCLR Page 4.2 Instruction Codes 4.2.2 Instruction code list Notes 1. Only when rp = BC, DE or HL. 2. Except r = A. Page Page Page Page Page Page Page Page MOV XCH Page MOVW XCHW Page ADD ADDC SUB SUBC AND OR XOR CMP Page ADDW SUBW CMPW Page MULU DIVUW Page INC DEC INCW DECW Page ROR ROL RORC ROLC ROR4 ROL4 Page ADJBA ADJBS Page MOV1 AND1 OR1 XOR1 SET1 CLR1 NOT1 Page CALL CALLF CALLT BRK RET RETI RETB Page PUSH POP MOVW SP , src MOVW AX, SP Page BR Page BC BNC BZ BNZ BT BF BTCLR DBNZ Page SEL RBn NOP EI DI HALT STOP APPENDIX A REVISION HISTORY 124 APPENDIX B INSTRUCTION INDEX (MNEMONIC: BY FUNCTION) Page 126 APPENDIX C INSTRUCTION INDEX (MNEMONIC: IN ALPHABETICAL ORDER) Page Page Facsimile Message Thank you for your kind support. From: