Merge pull request #66 from schwabe/patch-2

Fix formatting and add companion screen

docs/Tx-Taranis.md

@@ -21,11 +21,15 @@ Please refer to the [PPM Setup](PPM_Setup.md) page.
 ### Enabling Serial Mode
 To operate in serial mode, you need one of these firmwares:
  1. erSky9x
- 1. OpenTx supporting the MULTI-Module (Version 2.1.8 Multi or later)
+ 1. OpenTx supporting the MULTI-Module (Version 2.1.8 Multi or later, 2.2 recommended)
 
 Check and upload a supported firmware.  The latest available version at time of writing are:
  - erSky9x Revision 218 or later - the hex files are available [here](http://www.er9x.com) (Mike's latests test versions are available [here](http://openrcforums.com/forum/viewtopic.php?f=7&t=4676)).  
- - OpenTx 2.1.8 Multi or later - the hex files are available [here](http://plaisthos.de/opentx/)
+ - OpenTx 2.2RC10 or later  [www.open-tx.org](http://www.open-tx.org/)
+ 
+   Please make sure that the "multimodule" option in OpenTX Companion is checked:
+  
+   <img src="images/opentx-config-multi.png">
 
 Tutorials for uploading new firmware using the SD Card are available [here](http://www.dronetrest.com/t/how-to-upgrade-firmware-for-frsky-taranis-x9d/959) or the CompanionTx or eepe software (recommended) are available [here](http://open-txu.org/home/undergraduate-courses/fund-of-opentx/part-2-flashing-opentx/).