HT45F43 datasheet(134/152 Pages) HOLTEK

134 / 152 page

Instruction Set Summary

The following table depicts a summary of the instruction set categorised according to function and can

be consulted as a basic instruction reference using the following listed conventions.

Table conventions:

x: Bits immediate data

m: Data Memory address

A: Accumulator

i: 0~7 number of bits

addr: Program memory address

Mnemonic

Description

Cycles

Flag Affected

Arithmetic

ADD A,[m]

ADDM A,[m]

ADD A,x

ADC A,[m]

ADCM A,[m]

SUB A,x

SUB A,[m]

SUBM A,[m]

SBC A,[m]

SBCM A,[m]

DAA [m]

Add Data Memory to ACC

Add ACC to Data Memory

Add immediate data to ACC

Add Data Memory to ACC with Carry

Add ACC to Data memory with Carry

Subtract immediate data from the ACC

Subtract Data Memory from ACC

Subtract Data Memory from ACC with result in Data Memory

Subtract Data Memory from ACC with Carry

Subtract Data Memory from ACC with Carry, result in Data Memory

Decimal adjust ACC for Addition with result in Data Memory

Note

Z, C, AC, OV

Logic Operation

AND A,[m]

OR A,[m]

XOR A,[m]

ANDM A,[m]

ORM A,[m]

XORM A,[m]

AND A,x

OR A,x

XOR A,x

CPL [m]

CPLA [m]

Logical AND Data Memory to ACC

Logical OR Data Memory to ACC

Logical XOR Data Memory to ACC

Logical AND ACC to Data Memory

Logical OR ACC to Data Memory

Logical XOR ACC to Data Memory

Logical AND immediate Data to ACC

Logical OR immediate Data to ACC

Logical XOR immediate Data to ACC

Complement Data Memory

Complement Data Memory with result in ACC

Note

Increment & Decrement

INCA [m]

INC [m]

DECA [m]

DEC [m]

Increment Data Memory with result in ACC

Increment Data Memory

Decrement Data Memory with result in ACC

Decrement Data Memory

Note

Rotate

RRA [m]

RR [m]

RRCA [m]

RRC [m]

RLA [m]

RL [m]

RLCA [m]

RLC [m]

Rotate Data Memory right with result in ACC

Rotate Data Memory right

Rotate Data Memory right through Carry with result in ACC

Rotate Data Memory right through Carry

Rotate Data Memory left with result in ACC

Rotate Data Memory left

Rotate Data Memory left through Carry with result in ACC

Rotate Data Memory left through Carry

Note

None

Data Move

MOV A,[m]

MOV [m],A

MOV A,x

Move Data Memory to ACC

Move ACC to Data Memory

Move immediate data to ACC

Note

None

Rev. 1.20

134

September 15, 2011

HT45F23/HT45F43

8-Bit Flash MCU with Op Amps & Comparators

HT45F43 Datasheet(PDF) 134 Page - Holtek Semiconductor Inc

HT45F43 Datasheet(HTML) 134 Page - Holtek Semiconductor Inc

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