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-rw-r--r--keyboards/infinity60/matrix.c7
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);