Schematic Diagram Of Arduino Uno R3. The power supply of the arduino can be done with the help of an exterior power supply otherwise usb connection. Every component has been loaded into a nice clean schematic using an opensource eda tool as well i might add and in this post will now be published to github for anyone to retrieve along with an accurate and detailed bom as of the writing of this post 19 oct 2015.
It is based on the microcontroller. Arduino uno pin diagram. The connection of an adapter can be done by plugging a center positive plug 2 1mm into the power jack on the board.
Here the arduino uno schematic diagram click to enlarge.
Adc5 pc5 28 adc4 pc4 27 adc3 pc3 26 adc2 pc2 25 adc1 pc1 24 adc0 pc0 23 sck pb5 19 miso pb4 18 mosi pb3 17 ss pb2 16 oc1 pb1 15 icp pb0 14 ain1 pd7 13 ain0 pd6. Arduino disclaims all other warranties express or implied regarding products include but not limited to any implied warranties of merchantability or fitness for a particular purpose arduino may make changes to specification and product. The connection of an adapter can be done by plugging a center positive plug 2 1mm into the power jack on the board. Arduino uno schematic diagram wiring diagrams all.
