This shows you the differences between two versions of the page.
Both sides previous revision Previous revision Next revision | Previous revision Last revision Both sides next revision | ||
projects:crazyflie:userguide:troubleshooting [2014-10-10 21:34] chad [When I start the Crazyflie the red LED blinks 5 times and I can't fly it?] Sentence structure. |
projects:crazyflie:userguide:troubleshooting [2015-07-15 16:31] 127.0.0.1 external edit |
||
---|---|---|---|
Line 46: | Line 46: | ||
====== Software ====== | ====== Software ====== | ||
==== The radio reception is bad and/or I get a lot of Too many packages lost messages? ==== | ==== The radio reception is bad and/or I get a lot of Too many packages lost messages? ==== | ||
- | If there are other 2.4GHz devices (WiFi, Bluetooth, etc.) around there might be running on the same channel so try switching it in the [[projects:crazyflie:pc_utils:qt_ui# | + | If there are other 2.4GHz devices (WiFi, Bluetooth, etc.) around there might be running on the same channel so try switching it in the [[doc:crazyflie:client:pycfclient: |
==== The radio connection is lost after a couple of meter no matter of the channel or datarate? ==== | ==== The radio connection is lost after a couple of meter no matter of the channel or datarate? ==== | ||
Line 52: | Line 52: | ||
==== I'm having strange problems with the sensor test not passing/ | ==== I'm having strange problems with the sensor test not passing/ | ||
- | Try to flash the latest firmware using the instructions | + | Try to flash the latest firmware using the [[doc:crazyflie:client:pycfclient: |
==== I upgraded the firmware on the Crazyflie and now it doesn' | ==== I upgraded the firmware on the Crazyflie and now it doesn' | ||
If you get errors during the upgrade or you upgrade to your own custom software that has bugs you might not be able to start the firmware. The typical behaviour for this during power on is that the red/gre LEDs blink and then nothing else happens. No sensor test is run (i.e no more blinking LEDs) and you cannot connect with the Crazyradio. | If you get errors during the upgrade or you upgrade to your own custom software that has bugs you might not be able to start the firmware. The typical behaviour for this during power on is that the red/gre LEDs blink and then nothing else happens. No sensor test is run (i.e no more blinking LEDs) and you cannot connect with the Crazyradio. | ||
- | When upgrading the firmware the bootloader cannot be overwritten or modified so you always have the option of going into bootloader mode and upgrading the firmware again. [[projects:crazyflie:pc_utils:qt_ui# | + | When upgrading the firmware the bootloader cannot be overwritten or modified so you always have the option of going into bootloader mode and upgrading the firmware again. [[doc:crazyflie:client:pycfclient: |
==== I'm having problems entering the bootloader mode ==== | ==== I'm having problems entering the bootloader mode ==== |