1. Compile the hmcfgusb utilities like in the hmland HowTo above
(steps 1 to 5) and stay in the directory
-2. Download the new firmware: [hmusbif.03c7.enc][]:
+2. Download the new firmware: [hmusbif.03c7.enc][] (extracted from the
+ [Firmware update tool][]):
`wget https://git.zerfleddert.de/hmcfgusb/firmware/hmusbif.03c7.enc`
3. Make sure that hmland is not running
4. Flash the update to the USB-stick:
`./flash-hmcfgusb hmusbif.03c7.enc` (You might need to use `sudo` for this)
[hmusbif.03c7.enc]: https://git.zerfleddert.de/hmcfgusb/firmware/hmusbif.03c7.enc
+[Firmware update tool]: http://www.eq-3.de/Downloads/Software/Firmware%20Update%20Tool/HM-CFG-USB-2_FW-UpdateTool-Usersoftware_V1_1_eQ-3_140619.zip
### Updating HomemMatic devices over the air (OTA) (also for CUL devices): ###
the new firmware to the device with serial *KEQ0123456*:
`./flash-ota -f hm_cc_rt_dn_update_V1_4_001_141020.eq3 -s KEQ0123456 -c /dev/ttyACM0`
+**Automatic firmware-updates:**
+The options `-C`, `-D` and `-K` can be used to send a device to the
+bootloader automatically without manually rebooting the device while
+pressing buttons.
+
[eQ-3]: http://www.eq-3.de/downloads.html
[culfw]: http://culfw.de/culfw.html
[CUL]: http://busware.de/tiki-index.php?page=CUL