node_cfg.h

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#ifndef NODE_CFG_H
#define NODE_CFG_H
 
#include <stdint.h>
 
#if defined(MASTER_NODE) + defined(SLAVE_NODE) != 1
#error Currently Master and Slave Node define is set, please choose one
#endif
 
#define MAX_SLAVE_NUM        16
#define MEASURE_INTERVAL_SEC 30 // two minutes. set higher later
#define LAT_LON_TO_UINT      1e6
#define SEC_TO_US            1000000ULL
 
typedef struct
{
    uint8_t identifier;
    uint64_t last_notified;
    uint8_t mac_address[6]; // slave puts master mac, master puts slave mac
    char name[32];
    int32_t lat;
    int32_t lon;
    uint8_t battery_percentage;
    uint8_t moisture;
 
    uint8_t alarm;
    uint8_t registered;
} slave_data;
 
#endif