4571 Datasheet, PDF(100/126 Page) Renesas Technology Corp – SINGLE-CHIP 4-BIT CMOS MICROCOMPUTER

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4571 Datasheet, PDF (100/126 Pages) Renesas Technology Corp – SINGLE-CHIP 4-BIT CMOS MICROCOMPUTER

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4571 Group

MACHINE INSTRUCTIONS (INDEX BY ALPHABET) (continued)

TR1AB (Transfer data to register R1 from Accumulator and register B)

Instruc-

Number of Number of

tion

code

1 0 0 0 1 1 1 1 1 1 2 2 3 F 16

words

cycles

Flag CY

Skip condition

Opera- (R17âR14) â (B)

tion: (R13âR10) â (A)

Grouping: Input/Output operation

Description: Transfers the contents of register B to the high-order 4 bits

(R17âR14) of reload register R1, and the contents of regis-

ter A to the low-order 4 bits (R13âR10) of reload register

R1.

TV1A (Transfer data to register V1 from Accumulator)

Instruc-

tion

code

0 0 0 0 1 1 1 1 1 1 2 0 3 F 16

Number of

words

Number of

cycles

Flag CY

Skip condition

Opera- (V1) â (A)

tion:

Grouping: Interrupt operation

Description: Transfers the contents of register A to interrupt control reg-

ister V1.

TV2A (Transfer data to register V2 from Accumulator)

Instruc-

tion

code

0 0 0 0 1 1 1 1 1 0 2 0 3 E 16

Number of

words

Number of

cycles

Flag CY

Skip condition

Opera- (V2) â (A)

tion:

Grouping: Interrupt operation

Description: Transfers the contents of register A to interrupt control reg-

ister V2.

TW1A (Transfer data to register W1 from Accumulator)

Instruc-

tion

code

1 0 0 0 0 0 1 1 1 0 2 2 0 E 16

Number of

words

Number of

cycles

Flag CY

Skip condition

Opera- (W1) â (A)

tion:

Grouping: Timer operation

Description: Transfers the contents of register A to timer control register

W1.

Rev.1.02 May 25, 2007 Page 100 of 124

REJ03B0179-0102

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