sniffer.h

#ifndef SNIFFER_H
#define SNIFFER_H

struct Serial
{

    uint8_t RX[640];

    uint8_t TX[640];

    uint8_t dummy;

};

struct I2C
{

    uint8_t decoded[1024];

    uint8_t addr_ack[257];

};

struct All
{

    uint8_t decoded[1280];
    uint8_t dummy;

};

union Data
{
    Serial serial;
    I2C i2c;
    All all;

};

struct Sniffer
{
    Data data;
    uint16_t indrx;    // RX index

    uint16_t indtx;    // TX index

    uint8_t databits;           // UART Data bits

    uint8_t *addr_ack_ptr;      // pointer to address or data (packed bits)

    uint8_t *data_ptr;

    uint8_t addr_ack_pos;       // counter for keeping track of all bits / location for DMA

    uint16_t baud;              // Baud rate

};

#endif // SNIFFER_H