Instructions

44Hardware

nected to the module while the left side connects to the components of the application board. If any

jumper is pulled then the connection to the application board is suspended. This may lead to ob-

structions of USB, RS232, etc. on the board.

JP1 and JP2

These jumpers are assigned to push buttons SW1 and SW2. There is the possibility to operate the

push button against both GND or VCC. In the basic setting the push buttons are switching to GND.

Jumperpositions at delivery

JP4

JP4 serves to toggle the operating voltage (Mains Plug-In Power Supply or USB). The application

board should be operated using Plug-In Power Supply and voltage control (Shipping Condition). The

maximum current to be drawn from the USB interface is lower than from the Plug-In Power Supply.

Exceeding this current can lead to damage on the USB interface of the computer.