sumd.h

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#pragma once

#include <stdint.h>

__BEGIN_DECLS

#define SUMD_MAX_CHANNELS   32
#define SUMD_HEADER_LENGTH  3
#define SUMD_HEADER_ID      0xA8
#define SUMD_ID_SUMH        0x00
#define SUMD_ID_SUMD        0x01
#define SUMD_ID_FAILSAFE    0x81




#pragma pack(push, 1)
typedef struct {
    uint8_t header;                         
    uint8_t status;                         
    uint8_t length;                         
    uint8_t sumd_data[SUMD_MAX_CHANNELS * 2];   
    uint8_t crc16_high;                     
    uint8_t crc16_low;                      
    uint8_t telemetry;                      
    uint8_t crc8;                           
} ReceiverFcPacketHoTT;
#pragma pack(pop)


uint16_t sumd_crc16(uint16_t crc, uint8_t value);

uint8_t sumd_crc8(uint8_t crc, uint8_t value);

/*
__EXPORT int sumd_decode(uint8_t byte, uint8_t *rssi, uint8_t *rx_count, uint16_t *channel_count,
                 uint16_t *channels, uint16_t max_chan_count, bool *failsafe);
*/
__EXPORT int sumd_decode(uint8_t byte, uint8_t *rssi, uint8_t *rx_count, uint16_t *channel_count,
             uint16_t *channels, uint16_t max_chan_count, bool *failsafe);


__END_DECLS