ht82k68a Holtek Semiconductor Inc., ht82k68a Datasheet - Page 20

• Manufacturer Part Number: ht82k68a
• Description: Ht82k68a -- Multimedia Keyboard Encoder 8-bit Mask Mcu
• Manufacturer: Holtek Semiconductor Inc.

AND A,[m]
Description
Operation
Affected flag(s)
AND A,x
Description
Operation
Affected flag(s)
ANDM A,[m]
Description
Operation
Affected flag(s)
CALL addr
Description
Operation
Affected flag(s)
CLR [m]
Description
Operation
Affected flag(s)
Rev. 1.70
Logical AND accumulator with data memory
Data in the accumulator and the specified data memory perform a bitwise logical_AND op-
eration. The result is stored in the accumulator.
ACC
Logical AND immediate data to the accumulator
Data in the accumulator and the specified data perform a bitwise logical_AND operation.
The result is stored in the accumulator.
ACC
Logical AND data memory with the accumulator
Data in the specified data memory and the accumulator perform a bitwise logical_AND op-
eration. The result is stored in the data memory.
[m]
Subroutine call
The instruction unconditionally calls a subroutine located at the indicated address. The
program counter increments once to obtain the address of the next instruction, and pushes
this onto the stack. The indicated address is then loaded. Program execution continues
with the instruction at this address.
Stack
Program Counter
Clear data memory
The contents of the specified data memory are cleared to 0.
[m]
TO
TO
TO
TO
TO
ACC AND [m]
00H
ACC AND [m]
ACC AND x
Program Counter+1
PDF
PDF
PDF
PDF
PDF
addr
OV
OV
OV
OV
OV
20
Z
Z
Z
Z
Z
AC
AC
AC
AC
AC
C
C
C
C
C
December 26, 2005
HT82K68A