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SC73C1602QD-XXXG

4-BIT MCU FOR REMOTE CONTROLLER(MASK TYPE)

Silan Microelectronics 

INSTRUCTION SETS

1. Transmit instruction

Instruction

LD A, LL

LD A, LH

LD A, B

LD A, H

LD A, D

LD A, @LL

LD A, #k

LD CL1, A

LD CL0, A

LD CH1, A

LD CH0, A

LDH A, @BD

LDL A, @BD

LDS A, @BD

LDH @LL, @BD

LDL @LL, @BD

LDS @LL, @BD

LD LL, A

LD LH, A

LD LL, #k

LD @LL, A

LD @LL, #k

LD D, A

LD H, A

LD B, A

LD PR, A

LD PR2, A

LD TM, A

LD A, TM

Operation

A ¬ LL

A ¬ LH

A¬B

A¬H

A¬D

A ¬ RAM(LL)

A¬k

CL1 ¬ A

CL0 ¬ A

CH1 ¬ A

CH0 ¬ A

A ¬ ROM(BD)7-4

A ¬ ROM(BD)3-0

A ¬ ROM(BD)8

RAM(LL) ¬ ROM(BD)7-4

RAM(LL) ¬ ROM(BD)3-0

RAM(LL) ¬ ROM(BD)8

LL ¬ A

LH ¬ A

LL ¬ k

RAM(LL) ¬ A

RAM(LL) ¬ k

D¬A

H¬A

B¬A

PR ¬ A

PR2 ¬ A

TM ¬ A

A ¬ TM

CF

SF

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Cycle

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2

1. LD A, LL

2. LD A, LH

3. LD A, D

4. LD A, H

5. LD A, B

6. LD A, @LL

7. LD A, #k

8. LDL A, @BD

Load values in the LL register to the accumulator.

Load values in the LH register to the accumulator.

Load values in the D register to the accumulator.

Load values in the H register to the accumulator.

Load values in the B register to the accumulator.

Load the contents of RAM pointed at by the LL ( LL & LH) register to accumulator.

Load the 4 bit immediate K to accumulator.

Load the lower 4 bit of ROM data pointed at by the BHD to accumulator.

HANGZHOU SILAN MICROELECTRONICS CO.,LTD

Http: www.silan.com.cn

REV:2.5 2009.07.20

Page 12 of 23

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