Registers; Watchdog Timer Control Register (Wdtc); Watchdog Timer Selection Id Register (Wdth, Wdtl) - Fujitsu F2MC-8FX MB95200H/210H Series Application Note

2.3 Registers

Please refer to Chapter 11 and Chapter 22 of MB95200H/210H Series Hardware Manual for
detailed register setting.

2.3.1 Watchdog Timer Control Register (WDTC)

This register is used to activate or clear the watchdog timer.
Address bit7
000C CS1
H
software R/W
hardware R0/WX

2.3.2 Watchdog Timer Selection ID Register (WDTH, WDTL)

The two registers are used to select hardware or software watchdog timer.
Address bit7
0FEB
H
WDTH WDTH7 WDTH6
0FEC
H
WDTL WDTL7 WDTL6
R/WX
R/W: Readable/writeable (Read value is the same as write value)
R/WX: Read only (Readable, writing has no effect on operation)
R0/WX: Undefined bit (Read value is "0", writing has no effect on operation)
R1/WX: Undefined bit (Read value is "1", writing has no effect on operation)
R0/W: Write only (Writable, "0" is read)
WATCHDOG TIMER V1.1
Chapter 2 Watchdog Timer
bit6 bit5
CS0 CSP HWWDT
R/W R/W R0,WX
R0/WX R1/WX R1,WX
Figure 2-2: WDTC
bit6 bit5
WDTH5 WDTH4
WDTL5 WDTL4
R/WX R/WX R/WX
Figure 2-3: Watchdog Timer Selection ID Register (WDTH, WDTL)
MCU-AN-500013-E-11 – Page 6
bit4 bit3 bit2
WTE3 WTE2
R0/W R0/W
R0/W R0/W
bit4 bit3 bit2
WDTH 3 WDTH 2
WDTL 3 WDTL 2
R/WX R/WX
bit1 bit0 Initial value
WTE1 WTE0
R0/W R0/W 00000000
R0/W R0/W 00110000
bit1 bit0
WDTH 1 WDTH 0
WDTL 1 WDTL 0
R/WX R/WX
B
B
Initial value
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