4501 datasheet(99/116 Pages) RENESAS

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Datailed description

4501 Group

Rev.3.01

2005.02.07

page 99 of 112

REJ03B0104-0301

–

(D(Y)) = 0 ?

(Y) = 0 to 3

–

Transfers the input of port P0 to register A.

Outputs the contents of register A to port P0.

Transfers the input of port P1 to register A.

Outputs the contents of register A to port P1.

Transfers the input of port P2 to the low-order 2 bits (A1, A0) of register A.

Outputs the contents of the low-order 2 bits (A1, A0) of register A to port P2.

Sets (1) to port D.

Clears (0) to a bit of port D specified by register Y.

Sets (1) to a bit of port D specified by register Y.

Skips the next instruction when a bit of port D specified by register Y is “0.” Executes the next instruction

when a bit of port D specified by register Y is “1.”

Sets (1) to port C.

Clears (0) to port C.

Skips the next instruction when the contents of port C is “1.”

Executes the next instruction when the contents of port C is “0.”

Transfers the contents of port K to the bit 0 (A0) of register A.

Outputs the contents of bit 0 (A0) of register A to port K.

Transfers the contents of register A to key-on wakeup control register K0.

Transfers the contents of key-on wakeup control register K0 to register A.

Transfers the contents of register A to key-on wakeup control register K1.

Transfers the contents of key-on wakeup control register K1 to register A.

Transfers the contents of register A to key-on wakeup control register K2.

Transfers the contents of key-on wakeup control register K2 to register A.

Transfers the contents of register A to pull-up control register PU0.

Transfers the contents of register A to pull-up control register PU1.

Transfers the contents of register A to pull-up control register PU2.

4501 Datasheet(PDF) 99 Page - Renesas Technology Corp