Renesas RX100 Series User Manual page 5

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Table of Contents

2. Description of Registers

Each register description includes a bit chart, illustrating the arrangement of bits, and a table of bits, describing the

meanings of the bit settings. The standard format and notation for bit charts and tables are described below.

... Register

Address(es): xxxx xxxxh

Value after reset:

x: Undefined

The bit or field is readable and writable.

The bit or field is readable and writable. However, writing to this bit or field has some

limitations. For details on the limitations, see the description or notes of respective registers.

The bit or field is readable. Writing to this bit or field has no effect.

(2) Reserved.

Use the specified value when writing to this bit or field; otherwise, the correct operation is not

(3) Setting prohibited. The correct operation is not guaranteed if such a setting is performed.

1: Setting prohibited

These bits are read as 0. The write value should be 0.

Settings other than above are prohibited.

The read value is undefined. Writing to this bit has no effect.