Longsung-A9500-NB-IoT-Module-User-Manual-V2-3576207

A9500 user manual Page 27 of 37
3) Switch to the modem page and check the LongSung USB Modem[AT] port is COM11;
Figure 25：Check the port number
4) Open the serial port tool (ex: Windows hyper terminal);
Figure 26：New a hyper terminal