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Power supply

The OneBus is powered with a DC jack connector with following characteristics: 

    • External connector: GND | 5.5 mm diameter. 
    • Center connector: +VDC | 2.5 mm diameter.

ps connector

 

The JP3 jumper of the Nucleo board must be set to position VIN, whatever the voltage of the power supply

ps nucleo

 

On the OneBus connector board, the JP1 jumper must be place in:

    • 5V position if the power supply is 5VDC (recommended)
    • VIN position if the power supply is between 6 and 9VDC

 ps onebus