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38 lines
1.6 KiB
Markdown
38 lines
1.6 KiB
Markdown
node-red-node-makeymakey
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========================
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A <a href="http://nodered.org" target="_new">Node-RED</a> node to read from a MakeyMakey input device.
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Install
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-------
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Run the following command in the root directory of your Node-RED install
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npm install node-red-node-makeymakey
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Pre-reqs
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--------
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As this requires an underlying npm this also requires it's pre-reqs, see <a href="https://www.npmjs.org/package/node-hid" target="_new">Node-hid npm</a> for more details.
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- libudev-dev (Linux only)
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- libusb-1.0-0-dev (Ubuntu versions missing libusb.h only)
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As this uses the raw HID strea mit often requires you to run Node-RED as root, unless you have correct priviliges.
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Usage
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-----
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Provides "keyboard" like input from a MakeyMakey device.
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This uses the hidstream npm module that by default only supports the basic keyboard keys and **NOT** the mouse inputs, fn keys, keypad keys, cursor keys etc. This means that the extra mouse emulation jumpers won't work.
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The MakeyMakey can of course be re-programmed to re-assign the keys - but this node doesn't know about that...
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Known Issues
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------------
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1) Every now and then something causes the MakeyMakey HID to become detached (lose focus) from this app and re-attach to another (the in focus) app... whereupon the emulated keys will end up in the wrong window... - Any ideas on how to stop this would be greatly appreciated - but I suspect it's a fundamental issue with the MakeyMakey pretending to be a HID.
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2) Default usage is such that you have to run as root. On Debian based systems you can copy the file 82-makey.rules to the /etc/udev/rules.d folder - this should let anyone then access the MakeyMakey .
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