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@@ -7,6 +7,7 @@ |
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#include "backlight.h" |
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#include "suspend_avr.h" |
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#include "suspend.h" |
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#include "timer.h" |
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#ifdef PROTOCOL_LUFA |
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#include "lufa.h" |
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#endif |
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@@ -52,11 +53,13 @@ void suspend_idle(uint8_t time) |
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* WDTO_4S |
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* WDTO_8S |
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*/ |
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void suspend_power_down(uint8_t wdto) |
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static uint8_t wdt_timeout = 0; |
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static void power_down(uint8_t wdto) |
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{ |
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#ifdef PROTOCOL_LUFA |
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if (USB_DeviceState == DEVICE_STATE_Configured) return; |
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#endif |
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wdt_timeout = wdto; |
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// Watchdog Interrupt Mode |
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wdt_intr_enable(wdto); |
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@@ -67,7 +70,6 @@ void suspend_power_down(uint8_t wdto) |
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// - prescale clock |
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// - BOD disable |
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// - Power Reduction Register PRR |
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set_sleep_mode(SLEEP_MODE_PWR_DOWN); |
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sleep_enable(); |
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sei(); |
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@@ -78,6 +80,11 @@ void suspend_power_down(uint8_t wdto) |
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wdt_disable(); |
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} |
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void suspend_power_down(void) |
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{ |
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power_down(WDTO_15MS); |
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} |
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bool suspend_wakeup_condition(void) |
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{ |
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matrix_power_up(); |
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@@ -103,15 +110,13 @@ void suspend_wakeup_init(void) |
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/* watchdog timeout */ |
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ISR(WDT_vect) |
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{ |
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/* wakeup from MCU sleep mode */ |
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/* |
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// blink LED |
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static uint8_t led_state = 0; |
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static uint8_t led_count = 0; |
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led_count++; |
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if ((led_count & 0x07) == 0) { |
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led_set((led_state ^= (1<<USB_LED_CAPS_LOCK))); |
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// compensate timer for sleep |
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switch (wdt_timeout) { |
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case WDTO_15MS: |
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timer_count += 15 + 2; // WDTO_15MS + 2(from observation) |
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break; |
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default: |
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; |
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} |
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*/ |
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} |
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#endif |