M32C83T datasheet(3/527 Pages) RENESAS

3 / 527 page

How to Use This Manual

1. Introduction

This hardware manual provides detailed information on the M32C/83 Group (M32C/83, M32C/83T) microcom-

puters. Users are expected to have basic knowledge of electric circuits, logical circuits and microcomputers.

2. Register Diagram

The symbols, and descriptions, used for bit function in each register are shown below.

Function

XXX Register

Bit Name

Bit Symbol

Symbol

Address

After Reset

XXX

0016

XXX0

XXX1

(b2)

(b4 - b3)

XXX bit

Reserved bit

XXX7

Set to "0"

0: XXX

1: XXX

Nothing is assigned.

When write, set to "0". When read, its content is indeterminate.

XXX bit

0 0: XXX

0 1: XXX

1 0: Do not set a value

1 1: XXX

b1 b0

XXX bit

Function varies depending on mode

of operation

XXX5

XXX6

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

Set to "0"

Set to "1"

Nothing is assigned

RW: Read and write

RO:

Read only

WO: Write only

–:

Nothing is assigned

• Reserved bit

Reserved bit. Set to specified value.

• Nothing is assigned

Nothing is assigned to the bit concerned. As the bit may be use for future functions,

set to "0" when writing to this bit.

• Do not set a value

The operation is not guaranteed when a value is set.

• Function varies depending on mode of operation

Bit function varies depending on peripheral function mode.

Refer to respective register for each mode.

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