From 099701dd3130d433244b3a4102f36f547aec25ae Mon Sep 17 00:00:00 2001 From: tmk Date: Fri, 16 Jan 2015 10:21:18 +0900 Subject: hhkb: Integrate RN-42 support, remove hhkb_rn42 --- keyboard/hhkb/matrix.c | 27 +++++++++++++++++++++++++-- 1 file changed, 25 insertions(+), 2 deletions(-) (limited to 'keyboard/hhkb/matrix.c') diff --git a/keyboard/hhkb/matrix.c b/keyboard/hhkb/matrix.c index b0af4baa52..fb96997944 100644 --- a/keyboard/hhkb/matrix.c +++ b/keyboard/hhkb/matrix.c @@ -27,8 +27,15 @@ along with this program. If not, see . #include "timer.h" #include "matrix.h" #include "hhkb_avr.h" +#include +#include "suspend.h" +#include "lufa.h" +// matrix power saving +#define MATRIX_POWER_SAVE 10000 +static uint32_t matrix_last_modified = 0; + // matrix state buffer(1:on, 0:off) static matrix_row_t *matrix; static matrix_row_t *matrix_prev; @@ -72,7 +79,8 @@ uint8_t matrix_scan(void) matrix_prev = matrix; matrix = tmp; - KEY_POWER_ON(); + // power on + if (!KEY_POWER_STATE()) KEY_POWER_ON(); for (uint8_t row = 0; row < MATRIX_ROWS; row++) { for (uint8_t col = 0; col < MATRIX_COLS; col++) { KEY_SELECT(row, col); @@ -126,8 +134,16 @@ uint8_t matrix_scan(void) // This takes 25us or more to make sure KEY_STATE returns to idle state. _delay_us(75); } + if (matrix[row] ^ matrix_prev[row]) matrix_last_modified = timer_read32(); + } + // power off + if (KEY_POWER_STATE() && + (USB_DeviceState == DEVICE_STATE_Suspended || + USB_DeviceState == DEVICE_STATE_Unattached ) && + timer_elapsed32(matrix_last_modified) > MATRIX_POWER_SAVE) { + KEY_POWER_OFF(); + suspend_power_down(); } - KEY_POWER_OFF(); return 1; } @@ -165,3 +181,10 @@ void matrix_print(void) xprintf("%02X: %08b\n", row, bitrev(matrix_get_row(row))); } } + +void matrix_power_up(void) { + KEY_POWER_ON(); +} +void matrix_power_down(void) { + KEY_POWER_OFF(); +} -- cgit v1.2.3