Home >
other > Quectel EC20 modules connect to the server AT + QIOPEN instructions, always out + QIURC: & quot; Clo
Quectel EC20 modules connect to the server AT + QIOPEN instructions, always out + QIURC: & quot; Clo
Quectel EC20 modules connect to the server with the AT + QIOPEN=command, always a while to respond to + QIURC: "closed", 0, even not on the server, does anyone know what reason is this?
