Merge pull request #1183 from Rovanion/real-master

Added instructions for how to build and flash the firmware with teensy_cli

keyboards/ergodox/readme.md

@@ -69,12 +69,16 @@ files.  Check them out with:
 
 The Ez uses the [Teensy Loader](https://www.pjrc.com/teensy/loader.html).
 
-Linux users need to modify udev rules as described on the Teensy Linux page.
+Linux users need to modify udev rules as described on the [Teensy
-Some distributions provide a binary, maybe called `teensy-loader-cli`).
+Linux page].  Some distributions provide a binary, maybe called
+`teensy-loader-cli`.
+
+[Teensy Linux page]: https://www.pjrc.com/teensy/loader_linux.html
 
 To flash the firmware:
 
   - Build the firmware with `make keymapname`, for example `make default`
+
   - This will result in a hex file called `ergodox_ez_keymapname.hex`, e.g.
     `ergodox_ez_default.hex`
 
@@ -87,6 +91,15 @@ To flash the firmware:
 
   - Click the button in the Teensy app to download the firmware.
 
+To flash with ´teensy-loader-cli´:
+
+  - Build the firmware with `make keymapname`, for example `make default`
+
+  - Run ´<path/to/>teensy_loader_cli --mcu=atmega32u4 -w ergodox_ez_<keymap>.hex´
+
+  - Press the Reset button by inserting a paperclip gently into the reset hole
+    in the top right corder.
+
 ## ErgoDox Infinity
 
 The Infinity is two completely independent keyboards, and needs to be flashed