Instruction Definition - Holtek HT66F20 Manual

HT66F20/HT66F30/HT66F40/HT66F50/HT66F60
HT66FU30/HT66FU40/HT66FU50/HT66FU60
A/D Flash MCU with EEPROM

Instruction Definition

ADC A,[m] Add Data Memory to ACC with Carry
Description The contents of the specified Data Memory, Accumulator and the carry flag are added.
The result is stored in the Accumulator.
Operation ACC ← ACC + [m] + C
Affected flag(s) OV, Z, AC, C
ADCM A,[m] Add ACC to Data Memory with Carry
Description The contents of the specified Data Memory, Accumulator and the carry flag are added.
The result is stored in the specified Data Memory.
Operation [m] ← ACC + [m] + C
Affected flag(s) OV, Z, AC, C
Add Data Memory to ACC
ADD A,[m]
Description The contents of the specified Data Memory and the Accumulator are added.
The result is stored in the Accumulator.
Operation ACC ← ACC + [m]
Affected flag(s) OV, Z, AC, C
ADD A,x Add immediate data to ACC
Description The contents of the Accumulator and the specified immediate data are added.
The result is stored in the Accumulator.
Operation ACC ← ACC + x
Affected flag(s) OV, Z, AC, C
ADDM A,[m] Add ACC to Data Memory
Description The contents of the specified Data Memory and the Accumulator are added.
The result is stored in the specified Data Memory.
Operation [m] ← ACC + [m]
Affected flag(s) OV, Z, AC, C
Logical AND Data Memory to ACC
AND A,[m]
Description Data in the Accumulator and the specified Data Memory perform a bitwise logical AND
operation. The result is stored in the Accumulator.
Operation ACC ← ACC "AND" [m]
Affected flag(s) Z
AND A,x Logical AND immediate data to ACC
Description Data in the Accumulator and the specified immediate data perform a bit wise logical AND
operation. The result is stored in the Accumulator.
Operation ACC ← ACC "AND" x
Affected flag(s) Z
ANDM A,[m] Logical AND ACC to Data Memory
Description Data in the specified Data Memory and the Accumulator perform a bitwise logical AND
operation. The result is stored in the Data Memory.
Operation [m] ← ACC "AND" [m]
Affected flag(s) Z
Rev. 2.50 263 ��ne 22� 20��