This example show how to connect the arduino to mblock(actually,it is scratch 2.0).
I used one arduino UNO and one joystick.the H/W connection like below <picture 1>.
please pay attation, I connect the joystick VCC to 3.3V not 5V.
than connected the USB to computuer usb port.
<Picture 1> Arduino UNO+ Joystick
