Chris Gunawardena

Have you tried this? http://wiki.dragino.com/index.php?title=Connect_to_TTN#How_To_add_other_frequency_band_such_as_EU433 [These lines ](https://github.com/matthijskooijman/arduino-lmic/blob/master/examples/ttn-abp/ttn-abp.ino#L190)in the ABP sketch seems to reset the frequncy back to 868, comenting them out I sometimes get TX_COMPLETE but the device never...

I think this was a uglifyJS issue, building instascan.min.js new with `gulp release` seems to fix this.

I think this was a uglifyJS issue, building instascan.min.js new with `gulp release` seems to fix this.

Here is the minified file: https://gist.github.com/chris-gunawardena/15d507d11dc09ef8f7653f1005eda203

You need to wait until its initialized. This is what I use: ``` const initQrCodeScanner = () => { let scanner = new Instascan.Scanner({ video: document.getElementById('preview') }); Instascan.Camera.getCameras().then(cameras => {...

Working example on chrome: https://codepen.io/chris-gunawardena/pen/REGQPR?editors=1111