TMP92CM22 2007-02-16 92CM22-250

(11) Watchdog timer

Symbol Name Address 7 6 5 4 3 2 1 0

WDTE WDTP1 WDTP0 − I2WDT RESCR −
R/W R/W
1 0 0 0 0 0 0
WDMOD
WDT
mode
register
1300H WDT
control
1: Enable
Select detecting time
00: 215/fIO
01: 217/fIO
10: 219/fIO
11: 221/fIO
Always
write “0”. IDLE2
0: Stop
1: Operate
1: Internally
connects
WDT out
to the
reset pin.
Always
write “0”.
−
W
−
WDCR
WDT
control
register
1301H
(Prohibit
RMW) B1H: WDT disable code 4E: WDT clear code