M30302GCPFP 데이터 시트보기 (PDF) - Renesas Electronics

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M30302GCPFP

SINGLE-CHIP 16-BIT CMOS MICROCOMPUTER

Renesas Electronics 

3. Register Notation

The symbols and terms used in register diagrams are described below.

XXX Register

*1

b7 b6 b5 b4 b3 b2 b1 b0

0

Symbol

Address

After Reset

*5

XXX

XXX

00h

Bit Symbol

Bit Name

XXX0 XXX Bit

XXX1

Function

b1 b0

1 0: XXX

0 1: XXX

1 0: Avoid this setting

1 1: XXX

RW

*2

RW

RW

Nothing is assigned.

(b2)

When write, should set to “0”. When read, its content is indeterminate.

*3

(b3)

Reserved Bit

Must set to “0”

RW *4

XXX4

XXX Bit

Function varies depending on each operation RW

mode

XXX5

WO

XXX6

RW

XXX7

XXX Bit

0: XXX

RO

1: XXX

*1

Blank: Set to 0 or 1 according to the application.

0: Set to 0.

1: Set to 1.

X: Nothing is assigned.

*2

RW: Read and write.

RO: Read only.

WO: Write only.

−: Nothing is assigned.

*3

• Reserved bit

Reserved bit. Set to specified value.

*4

• Nothing is assigned

Nothing is assigned to the bit. As the bit may be used for future functions, if necessary, set to 0.

• Do not set to a value

Operation is not guaranteed when a value is set.

• Function varies according to the operating mode.

The function of the bit varies with the peripheral function mode. Refer to the register diagram for information

on the individual modes.

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