9 년 전 · a8822a16b4
--- a/keyboard/hhkb/matrix.c
+++ b/keyboard/hhkb/matrix.c
@@ -132,7 +132,13 @@ uint8_t matrix_scan(void)

 // NOTE: KEY_STATE keep its state in 20us after KEY_ENABLE.
 // This takes 25us or more to make sure KEY_STATE returns to idle state.
 #ifdef HHKB_JP
 // Looks like JP needs faster scan due to its twice larger matrix
 // or it can drop keys in fast key typing
 _delay_us(30);
 #else
 _delay_us(75);
 #endif
 }
 if (matrix[row] ^ matrix_prev[row]) matrix_last_modified = timer_read32();
 }