NET_CODE esp8266_module::wifi_esp8266_init_net(CSocket * sock) { NET_CODE res; CSTRING cmd; wifi_AP_t AP; uint32_t sig = 0; bool found; res = wifi_send_cmd("+CIFSR", 50); for(int i =0; i < 5; i++) { found = false; cmd_state |= WIFI_CMD_STATE_ROW_STOP; res = wifi_send_cmd("+CWLAP", 15); cmd_state &= ~WIFI_CMD_STATE_ROW_STOP; do { if(sig) { process_input(sig, "+CWLAP"); res = cmd_state; } if (res >= WIFI_CMD_STATE_OK) break; if(res & WIFI_CMD_STATE_RETURNED) { cmd_state = res & ~WIFI_CMD_STATE_RETURNED; if(!found) { res = wifi_on_get_AP(this, sock, &AP); if(res == RES_OK) found = true; } row_start = 0; row_end = 0; } sig = tsk_resume_wait_signal(rcv_hnd.signal); } while(sig); if(cmd_state & WIFI_CMD_STATE_OK) { if(!found) res = NET_ERR_WIFI_NET_NAME; else res = NET_OK; break; } } if (res != NET_OK) return wifi_error(res); // If the wifi is already connected to a network different than the one // requested - return NET_IDLE - unavailable if (NET_OK == wifi_get_network_name(cmd)) { if (0 != strcmp(cmd.c_str(), AP.name.c_str())) { return NET_IDLE; } } cmd.format("+CWJAP=\"%s\",\"%s\"", AP.name.c_str(), AP.pass.c_str()); for(int i=0; i < 3; i++) { res = wifi_send_cmd(cmd.c_str(), 50); if (WIFI_CMD_STATE_OK == res) { res = wifi_send_cmd("+CIFSR", 50); if (WIFI_CMD_STATE_ROK == res) { connected_network_name = AP.name; return NET_OK; } break; } } return NET_ERR_WIFI_REGISTER; if (WIFI_CMD_STATE_OK == res) { res = wifi_send_cmd("+CIFSR", 50); if (WIFI_CMD_STATE_ROK == res) { connected_network_name = AP.name; wifi_send_cmd("+CIPSTART=\"TCP\",\"www.tmos-arm.com\",80", 50); //wifi_send_cmd("+CIPSTART=\"TCP\",\"192.168.147.100\",6112", 50); cmd.clear(); cmd.append("+CIPSEND="); cmd.appendf("%d", strlen(message) + 1); wifi_send_cmd(cmd.c_str(), 200); // make sure the handle is working if it is open while(rcv_hnd.res < FLG_BUSY) { process_input(0, NULL); } wifi_sleep(20); //(the recommended value is at least 20 ms) // make sure no URC is coming and the buf is empty if( cmd_state & WIFI_CMD_STATE_STARTED) { if (tsk_wait_signal(rcv_hnd.signal, 8192)) { do { process_input(rcv_hnd.signal, NULL); } while ( (cmd_state & WIFI_CMD_STATE_STARTED) && tsk_resume_wait_signal(rcv_hnd.signal) ); } } //start clean cmd_state &= (WIFI_CMD_STATE_ROW_STOP | WIFI_CMD_STATE_HND); row_start = row_end = 0; snd_hnd.tsk_write(message, strlen(message) + 1, WIFI_WRITE_TOT); return NET_OK; } } return wifi_net_error(res); }