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.
(1) R/W:
The bit or field is readable and writable.
R/(W): 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.
R:
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
guaranteed.
(3) Setting prohibited. The correct operation is not guaranteed if such a setting is performed.
X.X.X
... Register
Address(es): xxxx xxxxh
b7
b6
b5
b4
b3
b2
b1
b0
—
...[1:0]
...4
—
—
—
...0
Value after reset:
x
0
0
0
0
0
0
0
x: Undefined
Bit
Symbol
Bit Name
Description
R/W
b0
...0
......
0: ......
1: Setting prohibited
R/W
b3 to b1 —
Reserved
These bits are read as 0. The write value should be 0.
R/W
b4
...4
......
0: ......
1: ......
R
b6, b5
...[1:0]
......
0 0: ......
0 1: ......
Settings other than above are prohibited.
R/(W)
*1
b7
—
Reserved
The read value is undefined. Writing to this bit has no effect.
R
(1)
(3)
(2)
(3)