33 lines
820 B
C
33 lines
820 B
C
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#ifndef MY_SERIAL_H
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#define MY_SERIAL_H
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#include "config.h"
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#include <stdbool.h>
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/* TODO: some defines for interrupt setup */
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#define SERIAL_PIN_DDR DDRD
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#define SERIAL_PIN_PORT PORTD
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#define SERIAL_PIN_INPUT PIND
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#ifndef USE_SERIAL_PD2
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#define SERIAL_PIN_MASK _BV(PD0)
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#define SERIAL_PIN_INTERRUPT INT0_vect
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#else
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#define SERIAL_PIN_MASK _BV(PD2)
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#define SERIAL_PIN_INTERRUPT INT2_vect
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#endif
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#define SERIAL_SLAVE_BUFFER_LENGTH MATRIX_ROWS/2
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#define SERIAL_MASTER_BUFFER_LENGTH 1
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// Buffers for master - slave communication
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extern volatile uint8_t serial_slave_buffer[SERIAL_SLAVE_BUFFER_LENGTH];
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extern volatile uint8_t serial_master_buffer[SERIAL_MASTER_BUFFER_LENGTH];
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void serial_master_init(void);
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void serial_slave_init(void);
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int serial_update_buffers(void);
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bool serial_slave_data_corrupt(void);
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#endif
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