Neo_WM620 WCDMA Module AT Command SetCopyright © Neoway Technology Co., Ltd vi9.12 Querying TCP/UDP Connection Status: +IPSTATUS ............................................................................. 649.13 Reading Buffered TCP/UDP Data: +IPNETREAD ................................................................................. 659.14 Data Incoming Report: +IPURCREAD ................................................................................................... 669.15 Querying the Status of Data Sent by the TCP Socket: +TCPACK ........................................................... 679.16 Setting Local TCP Port: +TCPPORT ....................................................................................................... 689.17 Setting Local UDP Port: +UDPPORT ...................................................................................................... 689.18 Setting Socket Timeout Parameter: +SSTP .............................................................................................. 6910 DNS Command .................................................................................................................... 7010.1 Querying the IP Address: +DNS .............................................................................................................. 7011 FTP AT Commands .............................................................................................................. 7111.1 Logging In to the FTP Server: +FTPLOGIN............................................................................................ 7111.2 Logging Out from the FTP Server: +FTPLOGOUT ................................................................................ 7211.3 Downloading Data from the FTP Server: +FTPGET ............................................................................... 7211.4 Uploading Data from the FTP Server: +FTPPUT .................................................................................... 7411.5 Querying FTP Link Status: +FTPSTATUS .............................................................................................. 7512 TCP Server AT Commands ................................................................................................ 7612.1 Obtaining the Local IP Address: +GETIP ................................................................................................ 7612.2 Setting TCP Listening for the Server: +TCPLISTEN .............................................................................. 7612.3 Closing the Listening Link: +CLOSELISTEN ........................................................................................ 7712.4 Closing Connections with the Client: +CLOSECLIENT ......................................................................... 7712.5 Receiving Data from the Client: +TCPRECV(S) ..................................................................................... 7812.6 Sending Data to the Client: +TCPSENDS ............................................................................................... 7812.7 Querying the Link Status on the Client: +CLIENTSTATUS ................................................................... 7913 HTTPS Command ................................................................................................................ 8013.1 Setting HTTPS Parameters: +HTTPSPARA ............................................................................................ 8013.2 Setting up HTTPS Link: +HTTPSSETUP ............................................................................................... 8013.3 Executing HTTPS Request: +HTTPSACTION ....................................................................................... 8113.4 Closing HTTPS Link: +HTTPSCLOSE ................................................................................................... 8313.5 Receiving HTTPS Data: +HTTPSRECV ................................................................................................. 8413.6 HTTPS Closing: +HTTPSCLOSE ........................................................................................................... 84A Reference Process of AT Command Programming ........................................................ 85A.1 Content of PDU SMS Messages................................................................................................................ 85A.2 Flowchart of Sending Text SMS Messages ............................................................................................... 87A.3 Flowchart of Sending PDU SMS Messages .............................................................................................. 88A.4 Flowchart of AT Commands to Establish TCP Link.................................................................................. 89A.5 Flowchart of Receiving SMS Messages .................................................................................................... 90A.6 Flowchart of Sending SMS Messages ....................................................................................................... 92A.7 Common AT Commands for SMS TX/RX ................................................................................................ 93A.8 Flowchart of AT Commands To Log In to the FTP Server ........................................................................ 95