Avnet Qseven MSC Q7-BT - Watchdog; Fan

MSC Q7-BT MSC_Q7-BT_User_Manual.pdf 42 / 113
4.14 Watchdog
Table 4-17 Watchdog Signal Description
Signal
Pin Type
Signal Level
Available
Power
Tolerance
PU/PD
Description
WDOUT
O PP
3.3V CMOS
Full On
3.3V
PD 10k
Output indicating that a watchdog time-out event
has occurred.
WDTRIG#
I
3.3V CMOS
Full On
3.3V
PU 1k 3.3V SUS
Watchdog trigger input. This signal restarts the
watchdog timer
The watchdog is implemented using the board controller on the module. The watchdog can be initiated from software (EAPI) or from the BIOS setup.
4.15 Fan
Table 4-18 Fan Signal Description
Signal
Pin Type
Signal Level
Available
Power
Tolerance
PU/PD
Description
FAN_TACHOIN /
GP_TIMER_IN
I
3.3V CMOS
Full On
3.3V
PU 10k 3.3V
Tachometer input
FAN_PWMOUT
O OD
3.3V CMOS
Full On
3.3V
PU 1k 3.3V
Pulse width modulation output for fan speed control
The fan can be controlled via BIOS setup or software (EAPI).