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@@ -45,20 +45,12 @@ static inline void KEY_PREV_OFF(void) { (PORTB &= ~(1<<7)); } |
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static inline void KEY_POWER_ON(void) { |
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DDRB = 0xFF; PORTB = 0x40; // change pins output |
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DDRD |= (1<<4); PORTD |= (1<<4); // MOS FET switch on |
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#ifdef HHKB_JP |
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DDRC |= (1<<6|1<<7); |
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PORTC |= (1<<6|1<<7); |
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#endif |
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/* Without this wait you will miss or get false key events. */ |
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_delay_ms(5); // wait for powering up |
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} |
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static inline void KEY_POWER_OFF(void) { |
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/* input with pull-up consumes less than without it when pin is open. */ |
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DDRB = 0x00; PORTB = 0xFF; // change pins input with pull-up |
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#ifdef HHKB_JP |
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DDRC &= ~(1<<6|1<<7); |
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PORTC |= (1<<6|1<<7); |
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#endif |
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DDRD |= (1<<4); PORTD &= ~(1<<4); // MOS FET switch off |
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} |
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static inline bool KEY_POWER_STATE(void) { return PORTD & (1<<4); } |