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hhkb: Fix scan rate for HHKB JP #203

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tmk 2015-05-13 16:53:32 +09:00
parent b085d762d5
commit a8822a16b4
1 changed files with 6 additions and 0 deletions
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6
keyboard/hhkb/matrix.c
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@ -132,7 +132,13 @@ uint8_t matrix_scan(void)
// NOTE: KEY_STATE keep its state in 20us after KEY_ENABLE. // 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. // 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); _delay_us(75);
#endif
} }
if (matrix[row] ^ matrix_prev[row]) matrix_last_modified = timer_read32(); if (matrix[row] ^ matrix_prev[row]) matrix_last_modified = timer_read32();
} }