Rainbow Electronics HT49R70A-1 User Manual

Page 33

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MOV A,x

Move immediate data to the accumulator

Description

The 8-bit data specified by the code is loaded into the accumulator.

Operation

ACC

¬ x

Affected flag(s)

TC2

TC1

TO

PD

OV

Z

AC

C

¾

¾

¾

¾

¾

¾

¾

¾

MOV [m],A

Move the accumulator to data memory

Description

The contents of the accumulator are copied to the specified data memory (one of the data
memories).

Operation

[m]

¬ACC

Affected flag(s)

TC2

TC1

TO

PD

OV

Z

AC

C

¾

¾

¾

¾

¾

¾

¾

¾

NOP

No operation

Description

No operation is performed. Execution continues with the next instruction.

Operation

PC

¬ PC+1

Affected flag(s)

TC2

TC1

TO

PD

OV

Z

AC

C

¾

¾

¾

¾

¾

¾

¾

¾

OR A,[m]

Logical OR accumulator with data memory

Description

Data in the accumulator and the specified data memory (one of the data memories) per-
form a bitwise logical_OR operation. The result is stored in the accumulator.

Operation

ACC

¬ ACC ²OR² [m]

Affected flag(s)

TC2

TC1

TO

PD

OV

Z

AC

C

¾

¾

¾

¾

¾

Ö

¾

¾

OR A,x

Logical OR immediate data to the accumulator

Description

Data in the accumulator and the specified data perform a bitwise logical_OR operation.
The result is stored in the accumulator.

Operation

ACC

¬ ACC ²OR² x

Affected flag(s)

TC2

TC1

TO

PD

OV

Z

AC

C

¾

¾

¾

¾

¾

Ö

¾

¾

ORM A,[m]

Logical OR data memory with the accumulator

Description

Data in the data memory (one of the data memories) and the accumulator perform a
bitwise logical_OR operation. The result is stored in the data memory.

Operation

[m]

¬ACC ²OR² [m]

Affected flag(s)

TC2

TC1

TO

PD

OV

Z

AC

C

¾

¾

¾

¾

¾

Ö

¾

¾

HT49R70A-1

Rev. 1.00

33

December 4, 2001

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