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TPPC 2210 and TPPD 2200 Series User Manual
Appendix A: Watchdog
a
PPendIx
a: W
atChdog
WDT Device Configuration Registers (LDN CR07)
Watchdog Control Configuration Register 1 - Index F5h
Bit
Name
R/W
Reset
Default
Description
7
Reserved
R
-
0
Reserved
6
WDTMOUT_STS
R/W
5VSB
0
If watchdog timeout event occurred, this bit will
be set to 1. Write a 1 to this bit will clear it to 0.
5
WD_EN
R/W
5VSB
0
If this bit is set to 1, the counting of watchdog
time is enabled.
4
WD_PULSE
R/W
5VSB
0
Select output mode (0: level, 1: pulse) of RSTOUT#
by setting this bit.
3
WD_UNIT
R/W
5VSB
0
Select time unit (0: 1sec, 1: 60 sec) of watchdog
timer by setting this bit.
2
WD_HACTIVE
R/W
5VSB
0
Select output polarity of RSTOUT# (1: high active,
0: low active) by setting this bit.
1-0
WD_PSWIDTH
R/W
5VSB
0
Select output pulse width of RSTOUT#
0: 1ms 1: 25ms
2: 125ms 3: 5 sec