Instruction Set Summary - Holtek HT46R003B Manual

HT46R003B
Cost-Effective A/D 8-bit OTP MCU

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
Arithmetic
ADD A�[m] Add Data Memory to ACC
ADDM A�[m] Add ACC to Data Memory
ADD A�x Add immediate data to ACC
ADC A�[m] Add Data Memory to ACC with Carry
ADCM A�[m] Add ACC to Data memory with Carry
SUB A�x S�btract immediate data from the ACC
SUB A�[m] S�btract Data Memory from ACC
SUBM A�[m] S�btract Data Memory from ACC with res�lt in Data Memory
SBC A�[m] S�btract Data Memory from ACC with Carry
SBCM A�[m] S�btract Data Memory from ACC with Carry� res�lt in Data Memory
DAA [m] Decimal adj�st ACC for Addition with res�lt in Data Memory
Logic Operation
AND A�[m] Logical AND Data Memory to ACC
OR A�[m] Logical OR Data Memory to ACC
XOR A�[m] Logical XOR Data Memory to ACC
ANDM A�[m] Logical AND ACC to Data Memory
ORM A�[m] Logical OR ACC to Data Memory
XORM A�[m] Logical XOR ACC to Data Memory
AND A�x Logical AND immediate Data to ACC
OR A�x Logical OR immediate Data to ACC
XOR A�x Logical XOR immediate Data to ACC
CPL [m] Complement Data Memory
CPLA [m] Complement Data Memory with res�lt in ACC
Increment & Decrement
INCA [m] Increment Data Memory with res�lt in ACC
INC [m] Increment Data Memory
DECA [m] Decrement Data Memory with res�lt in ACC
DEC [m] Decrement Data Memory
Rotate
RRA [m] Rotate Data Memory right with res�lt in ACC
RR [m] Rotate Data Memory right
RRCA [m] Rotate Data Memory right thro�gh Carry with res�lt in ACC
RRC [m] Rotate Data Memory right thro�gh Carry
RLA [m] Rotate Data Memory left with res�lt in ACC
RL [m] Rotate Data Memory left
RLCA [m] Rotate Data Memory left thro�gh Carry with res�lt in ACC
RLC [m] Rotate Data Memory left thro�gh Carry
Rev. 1.00
Description
61
Cycles Flag Affected
1 Z� C� AC� OV
1 Note Z� C� AC� OV
1 Z� C� AC� OV
1 Z� C� AC� OV
1 Note Z� C� AC� OV
1 Z� C� AC� OV
1 Z� C� AC� OV
1 Note Z� C� AC� OV
1 Z� C� AC� OV
1 Note Z� C� AC� OV
1 Note C
1 Z
1 Z
1 Z
1 Note Z
1 Note Z
1 Note Z
1 Z
1 Z
1 Z
1 Note Z
1 Z
1 Z
1 Note Z
1 Z
1 Note Z
1 None
1 Note None
1 C
1 Note C
1 None
1 Note None
1 C
1 Note C
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