#include "host.h"
#include "host_driver.h"
#include "keyboard.h"
+#include "action.h"
+#include "led.h"
#include "sendchar.h"
#include "debug.h"
+#ifdef SLEEP_LED_ENABLE
+#include "sleep_led.h"
+#endif
+#include "suspend.h"
#include "descriptor.h"
#include "lufa.h"
* 2) EVENT_USB_Device_Reset
* 3) EVENT_USB_Device_Wake
*/
-#include "led.h"
-#include "matrix.h"
void EVENT_USB_Device_Connect(void)
{
+ led_set(0x1f); // all on
}
void EVENT_USB_Device_Disconnect(void)
void EVENT_USB_Device_Suspend()
{
+#ifdef SLEEP_LED_ENABLE
+ sleep_led_enable();
+#endif
}
-#include "action.h"
void EVENT_USB_Device_WakeUp()
{
- // initialize
- matrix_init();
- clear_keyboard();
+ suspend_wakeup_init();
- // turn off LED
- led_set(0);
+#ifdef SLEEP_LED_ENABLE
+ sleep_led_disable();
+#endif
+ led_set(host_keyboard_leds());
}
void EVENT_USB_Device_StartOfFrame(void)
USB_Device_EnableSOFEvents();
}
-
-#include "matrix.h"
-static bool wakeup_condition(void)
-{
- matrix_scan();
- for (uint8_t r = 0; r < MATRIX_ROWS; r++) {
- if (matrix_get_row(r)) return true;
- }
- return false;
-}
-
-#include <avr/sleep.h>
-#include <avr/wdt.h>
-#define wdt_intr_enable(value) \
-__asm__ __volatile__ ( \
- "in __tmp_reg__,__SREG__" "\n\t" \
- "cli" "\n\t" \
- "wdr" "\n\t" \
- "sts %0,%1" "\n\t" \
- "out __SREG__,__tmp_reg__" "\n\t" \
- "sts %0,%2" "\n\t" \
- : /* no outputs */ \
- : "M" (_SFR_MEM_ADDR(_WD_CONTROL_REG)), \
- "r" (_BV(_WD_CHANGE_BIT) | _BV(WDE)), \
- "r" ((uint8_t) ((value & 0x08 ? _WD_PS3_MASK : 0x00) | \
- _BV(WDIE) | (value & 0x07)) ) \
- : "r0" \
-)
-
int main(void) __attribute__ ((weak));
int main(void)
{
SetupHardware();
keyboard_init();
host_set_driver(&lufa_driver);
+#ifdef SLEEP_LED_ENABLE
+ sleep_led_init();
+#endif
sei();
while (1) {
- // while suspend
while (USB_DeviceState == DEVICE_STATE_Suspended) {
- // Enable watchdog to wake from MCU sleep
- cli();
- wdt_reset();
-
- // Watchdog Interrupt and System Reset Mode
- //wdt_enable(WDTO_1S);
- //WDTCSR |= _BV(WDIE);
-
- // Watchdog Interrupt Mode
- wdt_intr_enable(WDTO_120MS);
-
- // TODO: more power saving
- // See PicoPower application note
- // - I/O port input with pullup
- // - prescale clock
- // - BOD disable
- // - Power Reduction Register PRR
- // sleep in power down mode
- set_sleep_mode(SLEEP_MODE_PWR_DOWN);
- sleep_enable();
- sei();
- sleep_cpu();
- sleep_disable();
-
- // Disable watchdog after sleep
- wdt_disable();
-
- // Send request of USB Wakeup from Suspend to host
- if (USB_Device_RemoteWakeupEnabled) {
- if (wakeup_condition()) {
+ suspend_power_down();
+ if (USB_Device_RemoteWakeupEnabled && suspend_wakeup_condition()) {
USB_Device_SendRemoteWakeup();
- }
}
}
#endif
}
}
-
-/* watchdog timeout during sleep */
-ISR(WDT_vect)
-{
- // blink LED
- static uint8_t led_state = 0;
- static uint8_t led_count = 0;
- led_count++;
- if ((led_count & 0x07) == 0) {
- led_set((led_state ^= (1<<USB_LED_CAPS_LOCK)));
- }
-}