[物聯網]NB-IOT(RDA8909) tcp收發數據

熟悉linux網絡編程的應該對這個代碼框架很熟悉了，直接上代碼ing：linux #include "..." #define DES_IPADDR "xxx.xxx.xxx.xxx" #define DES_PORT (xxxxx) uint16_t tmplen = 0; uint8_t sockfd = -1; //sockfd static VOID t

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