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author | lucwastiaux <luc.wastiaux@airpost.net> | 2016-12-10 12:49:47 +0800 |
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committer | lucwastiaux <luc.wastiaux@airpost.net> | 2016-12-10 12:49:47 +0800 |
commit | 9240f27ba909aece233bda59e4ec15f7666fdece (patch) | |
tree | 7b6e2b05a0722734e4739dd7b52817d82fae51c6 /keyboards/infinity60/matrix.c | |
parent | dc4c8875ba2b961deb5d9712f422b00ce7c90979 (diff) | |
parent | 985a091a739c99736d5b17de5161831488dbc219 (diff) | |
download | qmk_firmware-9240f27ba909aece233bda59e4ec15f7666fdece.tar.gz |
Merge remote-tracking branch 'upstream/master'
Diffstat (limited to 'keyboards/infinity60/matrix.c')
-rw-r--r-- | keyboards/infinity60/matrix.c | 7 |
1 files changed, 6 insertions, 1 deletions
diff --git a/keyboards/infinity60/matrix.c b/keyboards/infinity60/matrix.c index 62c165aa5..d2f185288 100644 --- a/keyboards/infinity60/matrix.c +++ b/keyboards/infinity60/matrix.c @@ -96,7 +96,12 @@ uint8_t matrix_scan(void) } #endif - wait_us(1); // need wait to settle pin state + // need wait to settle pin state + // if you wait too short, or have a too high update rate + // the keyboard might freeze, or there might not be enough + // processing power to update the LCD screen properly. + // 20us, or two ticks at 100000Hz seems to be OK + wait_us(20); // read col data data = (palReadPort(GPIOD)>>1); |