DLP-IOR4 DLP Design Inc, DLP-IOR4 Datasheet

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... The DLP-IOR4 is a low-cost, easy-to-use relay module utilized for computer control of electrical or electronic equipment. Note: The relays used on the DLP-IOR4 are latching type relays. As such, the state of the relay will not change when power is removed from the module. All operational power is taken from the host PC via the USB port. ...

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... Manager under Ports (COM & LPT). 6.0 USING THE DLP-IOR4 Simply connect the DLP-IOR4 to the PC to initiate the loading of drivers. Once the drivers are loaded, the DLP-IOR4 is ready for use. All commands are single-byte commands. Please note that the Ping command is the only command that results in data being returned to the host from the DLP-IOR4. ...

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... MECHANICAL DIMENSIONS IN INCHES (MM) (PRELIMINARY) .96 typ (24.4 typ) Rev. 1.1 (September 2007 Return / Comments R (0x52) will be returned if the DLP-IOR4 is found on the selected port. 4.1 typ (104 typ 75.0 typ (1.9m typ © DLP Design, Inc. ...

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... This product and its documentation are supplied on an as-is basis, and no warranty as to their suitability for any particular purpose is either made or implied. DLP Design, Inc. will not accept any claim for damages whatsoever arising as a result of the use or failure of this product. Your statutory rights are not affected ...