# The USB Connector

The USB Connector is a USB Series “B” Receptacle Interface.

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<table data-header-hidden><thead><tr><th width="118"></th><th></th></tr></thead><tbody><tr><td><strong>Pin No</strong></td><td><strong>Pin Function</strong></td></tr><tr><td>Pin 1</td><td>VBUS USB supply voltage 5V</td></tr><tr><td>Pin 2</td><td>Data- line of USB this signal utilises NRZI line coding</td></tr><tr><td>Pin 3</td><td>Data+ line of USB this signal utilises NRZI line coding</td></tr><tr><td>Pin 4</td><td>Ground</td></tr></tbody></table>

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#### WARNING

DON'T DROP THE LOGGER ONTO THE USB CONNECTOR WITH A USB CABLE PLUGGED IN.
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#### WARNING

EACH END OF THE CAN BUS MUST BE TERMINATED WITH A 120 OHM RESISTOR ACROSS CAN H AND CAN L. THE LOGGER HAS DIP SWITCHES INSIDE THAT MAY BE TURNED ON IF IT IS AT THE END OF A CAN BUS TO ALLOW THE BUS TO BE TERMINATED EASILY.
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