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authorIBNobody <protospherex@gmail.com>2016-10-29 11:13:15 -0500
committerIBNobody <protospherex@gmail.com>2016-10-29 11:13:15 -0500
commite40c33f754a86c4dd7bd3c7b5c7efe822f2893bc (patch)
treebf372a8afead88128f68d373435025a16fbf53c2 /keyboards/lets_split/readme.md
parent973f526bb4928bf3aec6067aa444b31ace997c8a (diff)
parent32f88c07173b795c6981c779057dceba00aeb1cb (diff)
Merge branch 'master' of https://github.com/IBNobody/qmk_firmware
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diff --git a/keyboards/lets_split/readme.md b/keyboards/lets_split/readme.md
index 73fdb0f789..6e296737a2 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.
+```