Integrate keypads and gamepads into your next project
In Control
© Lead Image © Kirill Makarov, 123RF.com
The Python evdev library offers a simple way to connect input devices, even if you don't know the key bindings.
Keypads and gamepads can be good solutions for projects that have requirements for simplicity, small form factor, or more rugged operation. Companies like Sony (PS2/PS3) and Logitech, and even makers of generic clones, offer a number of keypads and gamepads for USB wired or wireless products (Figure 1).
Although the Python Pygame library offers a generic keyboard and joystick interface, I found the python-evdev library to be a little simpler and more straightforward.
python-evdev
The python-evdev library [1] provides bindings to the generic input event interface in Linux. The evdev interface passes events generated in the kernel, typically located in /dev/input/.
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