EMAC PCM-9580F-00A1, User Manual

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PCM-9580 User’s Manual 20
2.20 Watchdog timer configuration
An on-board watchdog timer reduces the chance of disruptions which
EMP (electro-magnetic pulse) interference can cause. This is an invalu-
able protective device for standalone or unmanned applications. Setup
involves one jumper and running the control software (refer to Appendix
A).
2.20.1 Watchdog timer action (JP5)
When the watchdog timer activates (CPU processing has come to a halt),
it can reset the system or generate an interrupt on IRQ11. This can be set
via setting JP5 as shown below:
2.21 USB connectors (CN1, CN23)
The PCM-9580 board provides up to four USB (Universal Serial Bus)
1.1/2.0 ports. This gives complete Plug and Play, and hot attach/detach
for up to 127 external devices. The USB interfaces comply with USB
specification Rev. 1.1, and are fuse protected.
The PCM-9580FG Support Embedded USB interface which used one 9
x 2-pin header connector for USB 3, 4 (CN23) and one 5 x 2 pin header
connector for USB 1, 2 (CN1). You will need an USB cable if you use a
standard USB connector in CN1 or CN23 (embedded USB). The adapter
cable has a 5 x 2-pin connector on one end and a USB connector on the
other. The Optional USB Cable for CN1 P/N is 1703100260. For Embed-
ded USB CN23 P/N is 1700180170. The USB interfaces can be disabled
in the system BIOS setup.
Table 2.4: Watchdog timer action (JP5)
*System reset IRQ 11
* default setting