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doc:crazyradio:usb:index
This is an old revision of the document!
Table of Contents
Usb and Radio protocol of the Crazyradio dongle
The Crazyradio dongle is based on a Nordic semiconductor nRF24LU1 chip. The radio communication is done using the Nordic “Enhanced ShockBurst™” packet protocol with acknoledge. Variable size packet, from 1 to 32 bytes, can be send and acknoledged by the copter. The acknoledgement packet can contains a payload from 0 to 32Bytes.
This page document the protocol used in the version 0.33 of the Crazyradio dongle. Future version (up to 1.0) will be kept compatible.
USB protocol
The USB devices have the VID/PID couple 0x1915/0x7777. Two bulk endpoint are configured:
| EP0 | Control | Control endpoint. Used to configure the dongle |
| EP1 | Bulk | Data endpoint. Used to send and receive radio packets |
Dongle configuration
Data transfer
Radio protocol
doc/crazyradio/usb/index.1332960269.txt.gz · Last modified: 2015-07-15 16:30 (external edit)
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