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authorJack Humbert <jack.humb@gmail.com>2016-10-26 06:51:39 +0200
committerGitHub <noreply@github.com>2016-10-26 06:51:39 +0200
commitcbb7e952846479b0f5e5844afd150d2e2482ec2c (patch)
tree43c6cb027829c34dcf6207739dc3edb4b0b3ed69 /keyboards
parent8d60354d5a116b6cb1fc32eac7461eb125543c7d (diff)
parent7550abbb7ff542dccd983c02254c9cbde2e2a3e2 (diff)
downloadqmk_firmware-cbb7e952846479b0f5e5844afd150d2e2482ec2c.tar.gz
qmk_firmware-cbb7e952846479b0f5e5844afd150d2e2482ec2c.tar.xz
Merge pull request #847 from yinshanyang/master
added notes on using Arduino Pro Micro 3.3V with Let’s Split
Diffstat (limited to 'keyboards')
-rw-r--r--keyboards/lets_split/readme.md13
1 files changed, 13 insertions, 0 deletions
diff --git a/keyboards/lets_split/readme.md b/keyboards/lets_split/readme.md
index 73fdb0f78..6e296737a 100644
--- a/keyboards/lets_split/readme.md
+++ b/keyboards/lets_split/readme.md
@@ -100,3 +100,16 @@ half to a computer by USB the keyboard will use QWERTY and Colemak when the
right half is connected.
+Notes on Using Pro Micro 3.3V
+-----------------------------
+
+Do update the `F_CPU` parameter in `rules.mk` to `8000000` which reflects
+the frequency on the 3.3V board.
+
+Also, if the slave board is producing weird characters in certain columns,
+update the following line in `matrix.c` to the following:
+
+```
+// _delay_us(30); // without this wait read unstable value.
+_delay_us(300); // without this wait read unstable value.
+```