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HomeVision I/O Expander Bargain |
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Saturday, 09 August 2008 |
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We've just got details of a special offer for Automated Home readers. Laser has a limited time discount on Frank McAlinden's excellent HomeVision IO Expander units. Normally retailing at £46.95, they are now available at just £19.99 including VAT! Read on for the specs.
Home Vision IO Expander Product Description
The HV I/O Expander is an 8-input or 8-output digital expander module which connects to the HomeVision expansion Bus to increase it's IO capabilities. Up to 8 HV I/O Extenders can be connected to the HomeVision's expansion bus, each with it's own I2C address that is configurable by setting 3 removable links on the circuit board.
Used as an input module, it is electrically similar to Port C of the HomeVision and when used as an output module, it is electrically similar to Port A of the HomeVision.
To gain access to the I2C commands in HomeVision, the user must enable the commands as listed in the HV IO Expander documentation below. The document has a sample macro to show how to read an input device and write to an output device.
Key Features
- 8 digital inputs or
- 8 digital outputs
- Connects to the HomeVision expansion bus
- User configurable address
- Up to 8 may be connected to the HomeVision
Available now from Laser.com : Franks Site armaghelectrical.com.au
bargains
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