USB 2.0 Internal Watch Dog Timer reduces possible damage from lockups.
June 17, 2010 -
Model WDT205 module plugs into internal USB port that meets Intel Front Panel I/O Connectivity Design Guide for USB port. If communication does not occur between unit and host computer or application within programmed time frame, it triggers relay to close for set amount of time. Relay event can be used to trigger warning device, turn off critical hardware, or perform system reset. Windows driver and DLL or Class Library API are included in product's software interface.
(Archive News Story - Products mentioned in this Archive News Story may or may not be available from the manufacturer.)
Original Press release
J-Works, Inc.
12328 Gladstone Avenue, Unit 1
Sylmar, CA, 91342
USA
'USB Internal Mount Watch Dog Timer (WDT) Module' Model WDT205
GRANADA HILLS, CALIFORNIA - J-Works. Inc has start shipping the WDT205 series of USB 2.0 internal mount watch dog timer (WDT) modules. Computer hardware devices or programs may lockup. To reduce the risk and possible damage a lockup can cause, there is two possible methods (1) redundancy (2) watchdog timer. Neither method offer 100% protection, but both reduce risk or consequences of failure. Redundancy, a duplication of hardware is very expensive.
The WDT205 watchdog timers a solution that plugs into an internal USB port meeting the Intel Front Panel I/O Connectivity Design Guide for a USB port. The host computer or application must communicate with the WDT205 by sending a message over the USB port. If the communication does not occur within that programmed time frame, the WDT205 triggers a relay to close for a programmable amount of time. This relay event can be used to trigger a warning device, turn off critical hardware or perform a system reset. Software interface includes a windows driver and a DLL or Class Library API. Linux support disk is also available. Complete product specifications available at web site www.j-works.com.
Single unit price for the WDT module starts at $29. Delivery is from stock. J-Works, Inc. is a developer and manufacturer of a complete line of USB based industrial controls and test instrumentation that supports innovative solutions for the test and control marketplace.
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