Handshaking, Starting, and Resetting the Value CAN/neoVI Blue device - intrepidcs API
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Handshaking with ValueCAN

To enable proper communications with the ValueCAN/neoVI Blue device, Hardware handshaking is required.  This type of handshaking uses the RTS and CTS pins to allow a high speed communications between the ValueCAN device and the computer.  Hardware handshaking should be enabled after starting or restarting communications with the device.

Starting ValueCAN/neoVI BLUE

The procedure for starting a Value CAN or neoVI Blue is shown below in a step by step fashion.

        1. Open the Comm Port that the device is associated with.

        2.  Clear the DTR Pin on the Comm Port.

        3. Set the RTS Pin on the Comm Port.

        4. Set the DTR Pin on the Comm Port

        5. Wait 250ms for device to initialize.

The ValueCAN or neoVI Blue should now be ready for communications. You must send an enable start communications message to start receiving network data.

Restarting ValueCAN/neoVI BLUE

If the ValueCAN or neoVI Blue Device needs to be restarted, it can be done through code.  

        1.  Clear the DTR Pin on the Comm Port.

        2. Set the RTS Pin on the Comm Port.

        3. Set the DTR Pin on the Comm Port

        4. Wait 250ms for device to initialize.

The ValueCANor neoVI Blue should now be ready for communications.You must send an enable start communications message to start receiving network data.

Last Updated : Wednesday, December 24, 2003