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@@ -42,22 +42,22 @@ static void select_col(uint8_t col); |
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reaches the value in the output compare register, |
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and are turned on when it reaches TOP (=256). */ |
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static |
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void setup_leds(void) { |
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TCCR1A |= // Timer control register 1A |
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(1<<WGM10) | // Fast PWM 8-bit |
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(1<<COM1B1)| // Clear OC1B on match, set at TOP |
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(1<<COM1C1); // Clear OC1C on match, set at TOP |
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TCCR1B |= // Timer control register 1B |
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(1<<WGM12) | // Fast PWM 8-bit |
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(1<<CS12); // Prescaler 256 |
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OCR1B = 250; // Output compare register 1B |
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OCR1C = 250; // Output compare register 1C |
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// LEDs: LED_A -> PORTB6, LED_B -> PORTB7 |
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DDRB &= 0x3F; |
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PORTB &= 0x3F; |
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void setup_leds(void) |
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{ |
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TCCR1A |= // Timer control register 1A |
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(1<<WGM10) | // Fast PWM 8-bit |
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(1<<COM1B1)| // Clear OC1B on match, set at TOP |
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(1<<COM1C1); // Clear OC1C on match, set at TOP |
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TCCR1B |= // Timer control register 1B |
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(1<<WGM12) | // Fast PWM 8-bit |
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(1<<CS12); // Prescaler 256 |
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OCR1B = 250; // Output compare register 1B |
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OCR1C = 250; // Output compare register 1C |
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// LEDs: LED_A -> PORTB6, LED_B -> PORTB7 |
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DDRB &= 0x3F; |
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PORTB &= 0x3F; |
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} |
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inline |
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uint8_t matrix_rows(void) |
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{ |
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@@ -82,7 +82,7 @@ void matrix_init(void) |
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setup_leds(); |
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// initialize matrix state: all keys off |
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for (uint8_t i=0; i < MATRIX_ROWS; i++) { |
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for (uint8_t i = 0; i < MATRIX_ROWS; i++) { |
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matrix[i] = 0; |
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matrix_debouncing[i] = 0; |
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} |