W83627F Information Storage Devices, Inc, W83627F Datasheet - Page 41
W83627F
Manufacturer Part Number
W83627F
Description
LPC Interface I/o Plus Kbc, Game Port, Midi Port
Manufacturer
Information Storage Devices, Inc
Datasheet
1.W83627F.pdf
(118 pages)
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2.6 OVT# interrupt mode
The OVT# signal is only related with temperature sensor 2 and 3 (VTIN2 / VTIN3).
(1) Comparator Mode :
(2) Interrupt Mode:
2.6.1 The W83627HF temperature sensor 2 and 3 Over-Temperature (OVT#) has
the following modes
Setting Bank1/2 CR[52h] bit 2 to 0 will set OVT# signal to comparator mode. Temperature
exceeding T
2.12)
Setting Bank1/2 CR[52h] bit 2 to 1 will set OVT# signal to interrupt mode. Setting Temperature
exceeding T
sensor 2 or sensor 3 registers. Temperature exceeding T
going below T
sensor2 or sensor 3 registers. Once the OVT# is activated by exceeding T
temperature remains above T
(Comparator Mode; default)
O
O
HYST
causes the OVT# output activated until the temperature is less than T
causes the OVT# output activated indefinitely until reset by reading temperature
(Interrupt Mode)
will also cause the OVT# activated indefinitely until reset by reading temperature
OVT#
OVT#
T
HYST
To
HYST
*Interrupt Reset when Temperature 2/3 is read
, the OVT# will not be activated again.( Figure 2.12)
*
- 37 -
O
, then OVT# reset, and then temperature
*
Publication Release Date:November 2002
*
W83627HF/F
*
O
, then reset, if the
HYST
Revision 2.0
. ( Figure
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