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authorBubblesToTheLimit <mond.beton@googlemail.com>2016-09-11 18:11:26 +0200
committerBubblesToTheLimit <mond.beton@googlemail.com>2016-09-11 18:11:26 +0200
commitd95986415b580750073b727af91599df75a12d20 (patch)
tree3af18618f1caeb1ab8c8d7632be91ec72f5bca79
parent38be49a5d7162378726a4b7a2255fd7c80fff935 (diff)
makeup changes
-rw-r--r--guide/README.org29
1 files changed, 10 insertions, 19 deletions
diff --git a/guide/README.org b/guide/README.org
index 52dd7b0..ab159e5 100644
--- a/guide/README.org
+++ b/guide/README.org
@@ -178,30 +178,21 @@
*** Step 2: Create the columns
The next step is to create the columns by soldering the diodes. There are two options for
- soldering the diodes. The end where that color-mark is denotes the direction of the diode. The
- way these diodes are directed is crucial for the algorithm that detects the
- key-press. Detecting the key-press can be done in two ways, row- or column-driven.
-
- These following sketches are supposed to make the two "driving"-options the ergodox-firmware
- has more clear.
+ soldering the diodes, all heading towards the switch or all heading away from the
+ switch. These two ways are called "row-driven" or "column-driven" and here again it is
+ cruciual for the firmware and the actual wiring to be on the same page.
[[file:diode-diagram-drive-columns.png]]
[[file:diode-diagram-drive-rows.png]]
- Luckily in our firmware "ergodox-firmware" we have the option that adapts to that. However if
- you want to try and use the "tmk_keyboard" firmware which seems to be also interesting you
- want to wire the diodes the other way. This way the "columns are driving". As a side note, if
- I understand it correctly the tmk_keyboard firmware thinks of rows as columns and the other
- way around.
-
- The tmk_keyboard firmware could also be used for this kind of wiring, but it would have to be
- rewritten, maybe in a beautiful way, such that it can also "drive rows". However I didnt go
- ahead and perfom that rewriting, so I had to stick with the "ergodox-firmware". In retrospect
- I'd wish I had wired the diodes the other way around.
+ If you want to try and use the "tmk_keyboard" firmware which seems to be also interesting you
+ want to wire the diodes in the according way (check whether the tmk_keyboard firmware expects
+ a row-driven or a column-driven setup).
- This first picture doesnt show how the 6 thumb-keys are actually individually connected to the 6
- main columns, but you can see very clearly that the diodes are all wired in the same direction.
+ As you can see in these following pictures I went for the "row-driven" setup. This first
+ picture doesnt show how the 6 thumb-keys are actually individually connected to the 6 main
+ columns, but you can see very clearly that the diodes are all wired in the same direction.
[[file:wiring-create-columns-left.jpg]]
@@ -248,4 +239,4 @@
[[file:rows-and-columns-connected-to-chips.jpg]]
- How the TRRS jacks are wired for both sides:
+ Good luck!