{"action":"opened","issue":{"url":"https://api.github.com/repos/TheThingsNetwork/ttn/issues/171","repository_url":"https://api.github.com/repos/TheThingsNetwork/ttn","labels_url":"https://api.github.com/repos/TheThingsNetwork/ttn/issues/171/labels{/name}","comments_url":"https://api.github.com/repos/TheThingsNetwork/ttn/issues/171/comments","events_url":"https://api.github.com/repos/TheThingsNetwork/ttn/issues/171/events","html_url":"https://github.com/TheThingsNetwork/ttn/issues/171","id":157442461,"number":171,"title":"FSK not supported","user":{"login":"tftelkamp","id":14197601,"avatar_url":"https://avatars.githubusercontent.com/u/14197601?v=3","gravatar_id":"","url":"https://api.github.com/users/tftelkamp","html_url":"https://github.com/tftelkamp","followers_url":"https://api.github.com/users/tftelkamp/followers","following_url":"https://api.github.com/users/tftelkamp/following{/other_user}","gists_url":"https://api.github.com/users/tftelkamp/gists{/gist_id}","starred_url":"https://api.github.com/users/tftelkamp/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/tftelkamp/subscriptions","organizations_url":"https://api.github.com/users/tftelkamp/orgs","repos_url":"https://api.github.com/users/tftelkamp/repos","events_url":"https://api.github.com/users/tftelkamp/events{/privacy}","received_events_url":"https://api.github.com/users/tftelkamp/received_events","type":"User","site_admin":false},"labels":[],"state":"open","locked":false,"assignee":null,"milestone":null,"comments":0,"created_at":"2016-05-30T06:58:02Z","updated_at":"2016-05-30T06:58:02Z","closed_at":null,"body":"Packets with FSK modulation are not processed by the back-end.\r\n\r\nExample rxpk:\r\n\r\n{\"rxpk\":[{\"tmst\":2908282292,\"time\":\"2016-05-29T12:41:31.803832Z\",\"chan\":9,\"rfch\":1,\"freq\":868.800000,\"stat\":1,\"modu\":\"FSK\",\"datr\":50000,\"rssi\":-43,\"size\":26,\"data\":\"QAcBAQIAEQABdgjNAB0U3LH+zjs386RiwNA=\"}]}\r\n\r\nFor duty cycle calculations:\r\n\r\nTpacket = (lorawan_frame_bytes + 5 + 3 + 1 + 2) * 8/50000\r\n\r\npreamble: 5 bytes\r\nsyncword: 3 bytes\r\nlength: 1 byte\r\ncrc: 2 bytes\r\n\r\n(taken from LMiC, need to verify)\r\n"}}
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