Renesas H8 Series Hardware Manual

Section 9 Timers
Rev. 7.00 Mar 10, 2005 page 304 of 652
REJ09B0042-0700
Bit 5—Bit 4 Write Disable (B4WI)
Bit 5 controls the writing of data to bit 4 in TCSRW.
Bit 5
B4WI Description
0 Bit 4 is write-enabled
1 Bit 4 is write-protected (initial value)
This bit is always read as 1. Data written to this bit is not stored.
Bit 4—Timer Control/Status Register W Write Enable (TCSRWE)
Bit 4 controls the writing of data to bits 2 and 0 in TCSRW.
Bit 4
TCSRWE Description
0 Data cannot be written to bits 2 and 0 (initial value)
1 Data can be written to bits 2 and 0
Bit 3—Bit 2 Write Inhibit (B2WI)
Bit 3 controls the writing of data to bit 2 in TCSRW.
Bit 3
B2WI Description
0 Bit 2 is write-enabled
1 Bit 2 is write-protected (initial value)
This bit is always read as 1. Data written to this bit is not stored.
Bit 2—Watchdog Timer On (WDON)
Bit 2 enables watchdog timer operation.

Renesas H8 Series Specifications

General

Brand	Renesas
Model	H8 Series
Category	Computer Hardware
Language	English