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nodeacr122u
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Lightweight LibNFC glue for Node.js (intended for reading Mifare Classic RFIDs via ACR122U/USB)
Lightweight LibNFC glue for Node.js (intended for reading Mifare Classic RFIDs via ACR122U)
#!/usr/bin/env node
var Acr122U = require('nodeacr122u');
var dev = Acr122U.create();
dev.open( 'acr122_usb:', function(obj, err) {
if( err ) {
console.log("Acr122U: Failed to open device: "+err);
return false;
}
dev['data'] = function(data) {
console.log("Acr122U event: "+JSON.stringify(data, null, 2));
};
});
// Hack to prevent Node.js from exiting, sorry.
var http = require('http');
var httpServer = http.createServer(function(){});
httpServer.listen(8084);
console.log("Listening for keyboard input...");
Returns an initialised Acr122u object.
Open an Acr122u device, associate it to this object, and fire the provided callback upon completion.
The parameters passed to the provided callback function are Acr122uObject which is a reference to the Acr122u object, and error which will be an error string in the case of an error, or undefined on success.
A virtual method of the Acr122uObject. Reimplement it to handle Acr122uEvents. It can be ignored, but if you ignore it, you might as well not use this module at all.
A virtual method of the Acr122uObject. Reimplement it to react to the device being closed. Otherwise it can be ignored.
FAQs
Lightweight LibNFC glue for Node.js (intended for reading Mifare Classic RFIDs via ACR122U/USB)
The npm package nodeacr122u receives a total of 4 weekly downloads. As such, nodeacr122u popularity was classified as not popular.
We found that nodeacr122u demonstrated a not healthy version release cadence and project activity because the last version was released a year ago. It has 1 open source maintainer collaborating on the project.
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