我手里有STM32F207的开发板,正在试验TCP ECHO SERVER. static err_t tcp_echoserver_recv(void *arg, struct tcp_pcb *tpcb, struct pbuf *p, err_t err)中 在这里接受到数据: else if (es->state == ES_RECEIVED) { /* more data received from client and previous data has been already sent*/ if(es->p == NULL) { es->p = p; /* send back received data */ tcp_echoserver_send(tpcb, es); }请问: 实际的接收数据在结构里的啥地方? 咋能一个一个的读出数据呢? 我仿真的时候,观察窗口,看不到接收的数据。 |
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