4501 datasheet(80/116 Pages) RENESAS

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Rev.3.01

2005.02.07

page 80 of 112

REJ03B0104-0301

4501 Group

TAK1 (Transfer data to Accumulator from register K1)

1001011001

259

–

Grouping:

Input/Output operation

Description: Transfers the contents of key-on wakeup

control register K1 to register A.

Operation:

(A)

← (K1)

TAK2 (Transfer data to Accumulator from register K2)

1001011010

25A

–

Grouping:

Input/Output operation

Description: Transfers the contents of key-on wakeup

control register K2 to register A.

Operation:

(A)

← (K2)

MACHINE INSTRUCTIONS (INDEX BY ALPHABET) (continued)

TALA (Transfer data to Accumulator from register LA)

1001001001

249

–

Grouping:

A/D conversion operation

Description: Transfers the low-order 2 bits (AD1, AD0) of

of register A.

Note:

After this instruction is executed, “0” is

stored to the low-order 2 bits (A1, A0) of

Operation:

(A3, A2)

← (AD1, AD0)

(A1, A0)

← 0

TAM j (Transfer data to Accumulator from Memory)

101100

jjjj

–

Grouping:

RAM to register transfer

Description: After transferring the contents of M(DP) to

formed between register X and the value j in

the immediate field, and stores the result in

Operation:

(A)

← (M(DP))

(X)

← (X)EXOR(j)

j = 0 to 15

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