di0ib/tmk_keyboard_custom
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Matrix power saving

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tmk 2014-11-23 13:08:05 +09:00
parent 59fc299e15
commit 5ed714f3eb
3 changed files with 31 additions and 0 deletions
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23
common/keyboard.c
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@ -15,6 +15,8 @@ You should have received a copy of the GNU General Public License
along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
#include <stdint.h>
#include <util/delay.h>
#include <avr/wdt.h>
#include "keyboard.h"
#include "matrix.h"
#include "keymap.h"
@ -30,12 +32,14 @@ along with this program. If not, see <http://www.gnu.org/licenses/>.
#include "bootmagic.h"
#include "eeconfig.h"
#include "backlight.h"
#include "suspend.h"
#ifdef MOUSEKEY_ENABLE
# include "mousekey.h"
#endif
#ifdef PS2_MOUSE_ENABLE
# include "ps2_mouse.h"
#endif
#include "lufa.h"
#ifdef MATRIX_HAS_GHOST
@ -83,7 +87,25 @@ void keyboard_task(void)
static uint8_t led_status = 0;
matrix_row_t matrix_row = 0;
matrix_row_t matrix_change = 0;
static uint32_t last_key_time = 0;
/*
#define SLEEP_TIME_MS 10000
// (USB_DeviceState == DEVICE_STATE_Suspended) {
//if (timer_elapsed32(last_key_time) > SLEEP_TIME_MS) {
// TODO: remove LUFA dependent code
if (!USB_IsInitialized && timer_elapsed32(last_key_time) > SLEEP_TIME_MS) {
matrix_power_down();
// TODO: power down only when no USB connection
// Or it makes USB connection lost or suspended
suspend_power_down(WDTO_15MS);
matrix_power_up();
}
else {
matrix_power_down();
matrix_power_up();
}
*/
matrix_scan();
for (uint8_t r = 0; r < MATRIX_ROWS; r++) {
matrix_row = matrix_get_row(r);
@ -105,6 +127,7 @@ void keyboard_task(void)
});
// record a processed key
matrix_prev[r] ^= ((matrix_row_t)1<<c);
last_key_time = timer_read32();
// process a key per task call
goto MATRIX_LOOP_END;
}

3
common/keyboard.h
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@ -62,6 +62,9 @@ void keyboard_init(void);
void keyboard_task(void);
void keyboard_set_leds(uint8_t leds);
__attribute__ ((weak)) void matrix_power_up(void) {}
__attribute__ ((weak)) void matrix_power_down(void) {}
#ifdef __cplusplus
}
#endif

5
common/matrix.h
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@ -53,4 +53,9 @@ matrix_row_t matrix_get_row(uint8_t row);
void matrix_print(void);
/* power control */
void matrix_power_up(void);
void matrix_power_down(void);
#endif