HD64F2145 datasheet(252/829 Pages) RENESAS

tên linh kiện	HD64F2145

Giải thích chi tiết về linh kiện	Hitachi 16-Bit Single-Chip Microcomputer

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252 / 829 page

Rev. 2.0, 08/02, page 212 of 788

8.15.3

Port E and Port F Input Data Registers (PEPIN, PFPIN)

Reading PEPIN and PFPIN always returns the pin states.

Bit

Bit Name

Initial Value

R/W

Description

PE7PIN

Undefined*

PE6PIN

Undefined*

PE5PIN

Undefined*

PE4PIN

Undefined*

PE3PIN

Undefined*

PE2PIN

Undefined*

PE1PIN

Undefined*

PE0PIN

Undefined*

PEPIN indicates the port E state. PEPIN has the

same address as PEDDR. If a write is performed,

the port E settings will change.

Note:* The initial value is determined according to the PE7 to PE0 pin states.

Bit

Bit Name

Initial Value

R/W

Description

PF7PIN

Undefined*

PF6PIN

Undefined*

PF5PIN

Undefined*

PF4PIN

Undefined*

PF3PIN

Undefined*

PF2PIN

Undefined*

PF1PIN

Undefined*

PF0PIN

Undefined*

PFPIN indicates the port F state. PFPIN has the

same address as PFDDR. If a write is performed,

the port F settings will change.

Note:* The initial value is determined according to the PF7 to PF0 pin states.

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