/*
 * communication.h
 *
 * Describes the data packet sent for each channel
 */
#pragma once
#include "interface.h"

#ifdef __cplusplus
extern "C" {
#endif

typedef struct {
        uint16_t poti[4];
        uint16_t slider;
        uint8_t button:1;
} message_t;

/// END OF MESSAGE == MSB is set
#define IS_EOM(b) (b & (0x80))


// defines the message length of a slave message in bytes
// NOTE: sizeof(message_t) is 12 because of the 4-byte alignment criteria
#define SLAVE_MESSAGE_LEN (5*2+1)

#ifdef __cplusplus
} // end extern "C"
#endif