Rev. 1.00

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Rev. 1.00

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HT45F2002

2-Wire Communication Flash MCU

HT45F2002

2-Wire Communication Flash MCU

Instruction Set Summary

Thefollowingtabledepictsasummaryoftheinstructionsetcategorisedaccordingtofunctionand

canbeconsultedasabasicinstructionreferenceusingthefollowinglistedconventions.

Table Conventions

x:Bitsimmediatedata

m:DataMemoryaddress

A:Accumulator

i:0~7numberofbits

addr:Programmemoryaddress

Mnemonic

Description

Cycles

Flag Affected

Arithmetic

ADD A�[m]

Add Data Memor� to ACC

1

Z� C� AC� OV

ADDM A�[m]

Add ACC to Data Memor�

Z� C� AC� OV

ADD A�x

Add immediate data to ACC

1

Z� C� AC� OV

ADC A�[m]

Add Data Memor� to ACC with Carr�

1

Z� C� AC� OV

ADCM A�[m]

Add ACC to Data memor� with Carr�

Z� C� AC� OV

SUB A�x

S�btract immediate data from the ACC

1

Z� C� AC� OV

SUB A�[m]

S�btract Data Memor� from ACC

1

Z� C� AC� OV

SUBM A�[m]

S�btract Data Memor� from ACC with res��t in Data Memor�

Z� C� AC� OV

SBC A�[m]

S�btract Data Memor� from ACC with Carr�

1

Z� C� AC� OV

SBCM A�[m]

S�btract Data Memor� from ACC with Carr�� res��t in Data Memor�

Z� C� AC� OV

DAA [m]

Decima� adj�st ACC for Addition with res��t in Data Memor�

C

Logic Operation

AND A�[m]

Logica� AND Data Memor� to ACC

1

Z

OR A�[m]

Logica� OR Data Memor� to ACC

1

Z

XOR A�[m]

Logica� XOR Data Memor� to ACC

1

Z

ANDM A�[m]

Logica� AND ACC to Data Memor�

Z

ORM A�[m]

Logica� OR ACC to Data Memor�

Z

XORM A�[m]

Logica� XOR ACC to Data Memor�

Z

AND A�x

Logica� AND immediate Data to ACC

1

Z

OR A�x

Logica� OR immediate Data to ACC

1

Z

XOR A�x

Logica� XOR immediate Data to ACC

1

Z

CPL [m]

Comp�ement Data Memor�

Z

CPLA [m]

Comp�ement Data Memor� with res��t in ACC

1

Z

Increment & Decrement

INCA [m]

Increment Data Memor� with res��t in ACC

1

Z

INC [m]

Increment Data Memor�

Z

DECA [m]

Decrement Data Memor� with res��t in ACC

1

Z

DEC [m]

Decrement Data Memor�

Z

Rotate

RRA [m]

Rotate Data Memor� right with res��t in ACC

1

None

RR [m]

Rotate Data Memor� right

None

RRCA [m]

Rotate Data Memor� right thro�gh Carr� with res��t in ACC

1

C

RRC [m]

Rotate Data Memor� right thro�gh Carr�

C

RLA [m]

Rotate Data Memor� �eft with res��t in ACC

1

None

RL [m]

Rotate Data Memor� �eft

None

RLCA [m]

Rotate Data Memor� �eft thro�gh Carr� with res��t in ACC

1

C

RLC [m]

Rotate Data Memor� �eft thro�gh Carr�

C