upd70f3422gj-gae-qs-ax Renesas Electronics Corporation., upd70f3422gj-gae-qs-ax Datasheet - Page 141

• Manufacturer Part Number: upd70f3422gj-gae-qs-ax
• Description: 32-bit Single-chip Microcontroller
• Manufacturer: Renesas Electronics Corporation.

Clock Generator
Bit position
0
Initial Value
Table 4-6
Address
Access
Bit name
PRERR
Note
(4)
PHS - Peripheral status register
The 8-bit PHS register indicates the status of a write attempt to a register
protected by PHCMD (see also “PHCMD - Command protection register” on
page 140).
This register can be read/written in 8-bit units.
FFFF F802
00
a)
PHS register contents
PHS.PRERR is set, if a write access to register PHCMD is not directly followed
by a write access to one of the write-protected registers.
Preliminary User’s Manual U17566EE1V2UM00
Function
Write error status:
You can clear this register by writing 0 to it. Setting this register to 1 by software is
not possible.
H
0: Write access was successful.
1: Write access failed.
R
. The register is cleared by any reset.
7
0
a
These bits may be written, but write is ignored.
H
.
R
6
0
a
R
5
0
a
R
4
0
a
R
3
0
a
R
2
0
a
R
1
0
a
Chapter 4
PRERR
R/W
0
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