HT46C22 datasheet(30/46 Pages) HOLTEK

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AND A,[m]

Logical AND accumulator with data memory

Description

Data in the accumulator and the specified data memory perform a bitwise logical_AND opera-

tion. The result is stored in the accumulator.

Operation

ACC

¬ ACC ²AND² [m]

Affected flag(s)

TC2

TC1

¾Ö¾

AND A,x

Logical AND immediate data to the accumulator

Description

Data in the accumulator and the specified data perform a bitwise logical_AND operation. The

result is stored in the accumulator.

Operation

ACC

¬ ACC ²AND² x

Affected flag(s)

TC2

TC1

¾Ö¾

ANDM A,[m]

Logical AND data memory with the accumulator

Description

Data in the specified data memory and the accumulator perform a bitwise logical_AND opera-

tion. The result is stored in the data memory.

Operation

[m]

¬ ACC ²AND² [m]

Affected flag(s)

TC2

TC1

¾Ö¾

CALL addr

Subroutine call

Description

The instruction unconditionally calls a subroutine located at the indicated address. The pro-

gram 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.

Operation

Stack

¬ PC+1

¬ addr

Affected flag(s)

TC2

TC1

¾¾¾¾¾¾

CLR [m]

Clear data memory

Description

The contents of the specified data memory are cleared to 0.

Operation

[m]

¬ 00H

Affected flag(s)

TC2

TC1

¾¾¾¾¾¾

HT46R22/HT46C22

Rev. 1.10

October 2, 2002

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