mpack_at-command-set.md

+# mPack command list
+
+- Version, Reboot, Factory reset:
+ 1. [AT#INFO](#atinfo)
+ 2. [AT#HWVER](#athwver)
+ 3. [AT#CONFIGDEL](#atconfigdel)
+ 4. [AT#RESET](#atreset)
+ 5. [AT#NWRST](#atnwrst)
+
+- Hardware:
+ 20. [AT#SERIAL](#atserial)
+ 21. [AT#HFLW](#athflw)
+ 22. [AT#SETRTC](#atsetrtc)
+ 23. [AT#GETRTC](#atgetrtc)
+ 24. [AT#VIO](#atvio)
+ 25. [AT#VAMODE](#atvamode)
+ 26. [AT#RDIO](#atrdio)
+ 27. [AT#OPSET](#atopset)
+ 28. [AT#LGPARA](#atlgpara)
+
+- Cellular:
+ 40. [AT#IPCELLULAR](#atipcellular)
+ 41. [AT#IPCONNECT](#atipconnect)
+ 42. [AT#IPPING ***](#atipping)
+
+- IP sockets:
+ 60. [AT#IPTCP](#atiptcp)
+ 61. [AT#IPUDP](#atipudp)
+ 62. [AT#AUTOTCP](#atautotcp)
+ 63. [AT#AUTOUDP](#atautoudp)
+ 64. [AT#OTCP](#atotcp)
+ 65. [AT#OUDP](#atoudp)
+ 66. [AT#SCHOST](#atschost)
+ 67. [AT#IPOPT](#atipopt)
+ 68. [AT#AUOPT](#atauopt)
+
+- Remote:
+ 100. [AT#SMSAT](#atsmsat)
+ 101. [AT#TCPTERM](#attcpterm)
+
+- DOTA:
+ 120. [AT#WEBUPDATE](#atwebupdate)
+ 121. [AT#UPDATE](#atupdate)
+
+- D2sphere:
+ 140. [AT#IPD2S](#atipd2s)
+ 141. [AT#D2S](#atd2s)
+ 142. [AT#DVNAME](#atdvname)
+
+- I/O triggered messaging commands:
+ 160. [AT#DITRIG](#atditrig)
+ 161. [AT#DITRIGENB](#atditrigenb)
+ 162. [AT#MESPER](#atmesper)
+ 163. [AT#MSGSTR](#atmsgstr)
+
+# Version, Reboot, Factory reset
+
+## AT#INFO
+>>>
+Returns device information
+
+`ALLOWED: exec-state-info`
+
+*Note*: 
+- (notes as dashed points)
+>>>
+
+exec:
+```
+AT#INFO
+#HW_version: M110Series-01V
+#Cellular_Module:u-blox-SARA-U201-23.60
+#Bootcode_version: mPack_boot_1.0_rc1_b2017112301
+#SW_build: mpack_m110_2.1_rc0_2018022601ALPHA01
+#FLASH ID: 0xef,0x4015
+
+OK
+```
+
+state:
+```
+AT#INFO?
+#HW_version: M110Series-01V
+#Cellular_Module:u-blox-SARA-U201-23.60
+#Bootcode_version: mPack_boot_1.0_rc1_b2017112301
+#SW_build: mpack_m110_2.1_rc0_2018022601ALPHA01
+#FLASH ID: 0xef,0x4015
+
+OK
+```
+
+info:
+```
+AT#INFO=?
+OK
+```
+
+
+## AT#HWVER
+>>>
+Sets the hardware version of the device (e.g. for identification)
+
+`ALLOWED: exec-state-info`
+>>>
+
+**AT#HWVER=(name)**
+
+- name:
+ - hardware version string in quotes, up to 50 characters
+
+exec:
+```
+AT#HWVER=01-M110-DV-JAN2018
+OK
+```
+
+state:
+```
+AT#HWVER?
+#HWVER: 01-M110-DV-JAN2018
+
+OK
+```
+
+info:
+```
+AT#HWVER=?
+#HWVER: (50)
+
+OK
+```
+
+
+## AT#CONFIGDEL
+>>>
+Factory reset device configuration
+
+`ALLOWED: exec`
+
+*Note*: 
+- Device restarts after this command is executed
+>>>
+
+exec:
+```
+AT#CONFIGDEL
+OK
+```
+
+
+## AT#RESET
+>>>
+Software reset the M11X device
+
+`ALLOWED: exec`
+>>>
+
+exec:
+```
+AT#RESET
+OK
+```
+
+## AT#NWRST
+>>>
+* This command is used to enable disable device reset when network registeration fails.
+
+`ALLOWED: exec-info`
+>>>
+
+**AT#NWRST=(option)**
+
+- option: only 1 or 0 is allowed
+
+exec:
+```
+AT#NWRST=1
+OK
+```
+
+state:
+```
+AT#NWRST?
+
+#NWRST: 0
+
+OK
+```
+
+info:
+```
+AT#NWRST=?
+#NWRST: (0-1)
+
+OK
+```
+
+
+# Hardware Commands
+
+## AT#SERIAL
+>>>
+Configure the user-side UART baudrate, character-framing and flow control
+
+`ALLOWED: exec-state-info`
+
+*Note*: 
+- Bauds 300, 600 are not supported
+- The character-framing of 7 data-bytes does work with current configuration, but unreliably,
+  therefore they are not listed in 'info'
+>>>
+
+**AT#SERIAL=(baud),(char_framing),(flow_ctrl)**
+
+- baud: one of (1200,2400,4800,9600,19200,38400,57600,115200)
+- char_framing: one of ("8N1","8N2","9O1","9E1").  See also note above.
+- flow_ctrl:
+ - 1 = disable
+ - 2 = enable
+
+exec:
+```
+AT#SERIAL=115200,"8N1",0
+OK
+```
+
+state:
+```
+AT#SERIAL?
+#SERIAL: 115200,"8N1",0
+
+OK
+```
+
+info:
+```
+AT#SERIAL=?
+#SERIAL: (1200,2400,4800,9600,19200,38400,57600,115200),("8N1","8N2","9O1","9E1"),(0-1)
+
+OK
+```
+
+
+## AT#HFLW
+>>>
+Enable or disable hardware flow control
+
+`ALLOWED: exec-state`
+>>>
+
+**AT#HFLW=(n)**
+
+- option:
+ - 0 = disable
+ - 1 = enable
+
+exec:
+```
+AT#HFLW=1
+OK
+```
+
+state:
+```
+AT#HFLW?
+#HFLW: 1
+
+OK
+```
+
+info:
+```
+AT#HFLW=?
+ERROR
+```
+
+
+## AT#SETRTC
+>>>
+Set (or stop) the real time clock
+
+`ALLOWED: exec-info`
+>>>
+
+**AT#SETRTC=(op),(value1),(value2),(value3),**
+
+- op:
+ - 0 = enter time, (value1,value2,value3) = (hh:mm:ss) 
+ - 1 = enter date, (value1,value2,value3) = (YY:MM:DD)
+ - 2 = stop the RTC clock
+
+exec:
+```
+AT#SETRTC=1,18,03,05
+OK
+```
+
+state:
+```
+AT#SETRTC?
+ERROR
+```
+
+info:
+```
+AT#SETRTC=?
+#SETRTC: (0-2),((0-23)/(0-99)),((0-59)/(1-12)),((0-59)/(1-31))
+
+OK
+```
+
+
+## AT#GETRTC
+>>>
+Get the real time clock
+
+`ALLOWED: exec`
+>>>
+
+exec:
+```
+AT#GETRTC
+#GETRTC: 2018/03/05,16:50:48
+
+OK
+```
+
+state:
+```
+AT#GETRTC?
+ERROR
+```
+
+info:
+```
+AT#GETRTC=?
+ERROR
+```
+
+
+## AT#LED
+
+Execute:
+```
+AT#LED=1,0
+
+OK
+```
+Read state:
+```
+AT#LED?
+#LED: 1,0
+
+OK
+```
+Read info:
+```
+AT#LED=?
+#LED: (1,2),(0-2)
+
+OK
+```
+
+
+## AT#VIO
+>>>
+Command to configure Versatile I/O: 
+
+`ALLOWED: exec-state-info`
+>>>
+
+**AT#VIO=(channel),(mode)**
+
+- channel: 1 or 2
+- mode:
+ - "DI": digital input
+ - "DO": digital output
+ - "AN": analogue input
+
+exec:
+```
+AT#VIO=2,"DO"
+OK
+```
+
+state:
+```
+AT#VIO?
+#VIO: 1,"AN"
+#VIO: 2,"DO"
+
+OK
+```
+
+info:
+```
+AT#VIO=?
+#VIO: (1,2),("DI","AN","DO")
+
+OK
+```
+
+
+## AT#VAMODE
+>>>
+Command to set current or voltage mode
+
+`ALLOWED: exec-state-info`
+>>>
+
+**AT#VAMODE=(channel),(AN_mode)**
+
+- channel: 1 or 2
+- AN_mode: mode within Analogue mode
+ - 0 => voltage mode
+ - 1 => current mode
+
+exec:
+```
+AT#VAMODE=1,1    // Set channel 1 to current mode
+OK
+```
+
+state:
+```
+AT#VAMODE?
+#VAMODE: 1,0
+#VAMODE: 2,0
+
+OK
+```
+
+info:
+```
+AT#VAMODE=?
+#VAMODE: (1-2),(0-1)
+
+OK
+```
+
+
+## AT#RDIO
+>>>
+Command to read versatile I/O status
+
+`ALLOWED: exec-info`
+
+*Note*: 
+- (notes as dashed points)
+>>>
+
+**AT#RDIO=(channel)**
+**#RDIO: (channel),(mode),(status)**
+
+- channel: 1 or 2
+- mode:
+ - "DI": digital input
+ - "DO": digital output
+ - "AN": analogue input
+- status:
+ - for mode = "DI" or "DO" : 0 or 1
+ - for mode = "AN" : voltage in mV or current in mA (which one depends on AT#VAMODE)
+
+exec:
+```
+AT#RDIO=1
+#RDIO: 1,"AN",35
+
+OK
+```
+
+state:
+```
+AT#RDIO?
+ERROR
+```
+
+info:
+```
+AT#RDIO=?
+#RDIO: (1-2)
+
+OK
+```
+
+
+## AT#OPSET
+>>>
+To control versatile I/O in output mode
+
+`ALLOWED: exec-info`
+
+*Note*: 
+- On Power up the device output state will be reset.
+  User will have to resend the OPSET command to set the output.
+- Before setting the output value, the channel need to be configured as digital output first
+  using the the AT#VIO command (See the description of the VIO command)
+>>>
+
+**AT#OPSET=(channel),(status)**
+
+- channel: (1 or 2)
+- status: (0 or 1)
+
+exec:
+```
+AT#OPSET=1,1
+OK
+```
+
+state:
+```
+AT#OPSET?
+ERROR
+```
+
+info:
+```
+AT#OPSET=?
+#OPSET: (1-2),(0-1)
+
+OK
+```
+
+
+## AT#LGPARA
+>>>
+Last gasp SMS config
+
+`ALLOWED: exec-state-info`
+>>>
+
+**AT#LGPARA=(mobile_no)**
+
+- mobile_no: 10-25 characters in quotes, including country code preceded by +.
+  No space or dash in phone number string.  Example: +919876543210
+
+exec:
+```
+AT#LGPARA="+919876543210"
+OK
+```
+
+state:
+```
+AT#LGPARA?
+#LGPARA: "+919876543210"
+
+OK
+```
+
+info:
+```
+AT#LGPARA=?
+#LGPARA: (10-29)
+
+OK
+```
+
+
+
+# Cellular data commands
+
+## AT#IPCELLULAR
+>>>
+Configure cellular parameters for both the SIM slots: APN, username and password.
+
+`ALLOWED: exec-state-info`
+>>>
+
+**AT#IPCELLULAR=(SIM),(APN),(username),(password)**
+
+- SIM
+ 1. first slot
+ 2. second slot (only available on selected models)
+    On models without the second slot, specify 2 will result in ERROR
+- APN: max 64 char, in quotes
+- username: max 25 char, in quotes.  If unspecified, "a" is assumed
+- password: max 25 char, in quotes.  If unspecified, "a" is assumed
+
+exec:
+```
+AT#IPCELLULAR=1,"CMHK"
+OK
+```
+
+state:
+```
+AT#IPCELLULAR?
+SIM1: "CMHK","a","a"
+
+OK
+```
+
+info:
+```
+AT#IPCELLULAR=?
+#IPCELLULAR: (1-2),(64),(25),(25)
+
+OK
+```
+
+
+## AT#IPCONNECT
+>>>
+Command to connect or disconnect cellular data
+
+`ALLOWED: exec-state-info`
+
+*Note*: 
+- The 1st parameter in this command is only for format correspondence with the older SmartPack version. 
+  It doesn't affect any functionality.
+>>>
+
+**AT#IPCONNECT=(1),(mode)**
+
+- mode:
+ - 0 = disconnect cellular data
+ - 1 = connect cellular data
+
+exec:
+```
+AT#IPCONNECT=1,1
+OK
+```
+
+state:
+```
+AT#IPCONNECT?
+#IPCONNECT: 1,0
+
+OK
+```
+
+info:
+```
+AT#IPCONNECT=?
+#IPCONNECT: (1),(0-1)
+
+OK
+```
+
+
+## AT#IPPING
+>>>
+IP ping configuration
+
+`ALLOWED: exec-state-info`
+>>>
+
+**AT#IPPING=(option),(address),(num),(interval),(timeout)**
+
+- option:
+ - 0,1 = (reserved)
+ - 2 = configure ping address and parameters
+- address: IP address of the target to be pinged. 
+  Can be set as an IPv4 format (xxx.xxx.xxx.xxx) or as a dom URL (i.e. domain.com)
+- num: numbers of ping trials for each ping action.
+  Default value is 3.  Valid range is 1 to 10.
+- interval: time in second between each ping trial.
+  Default value is 3.  Valid range is 1 to 10.
+- timeout: time in ms before ping is timed out. 
+  Default value is 10.  Valid range is 5000 to 60000.
+
+exec:
+```
+(destination can be reached)
+AT#IPPING=2,"8.8.8.8",4,10,5000
+OK
+AT#IPPING
+  (to be specified)  
+
+(destination cannot be reached)
+AT#IPPING=2,"non-existing-ip",4,10,5000
+OK
+AT#IPPING
+  (to be specified)
+
+```
+
+state:
+```
+AT#IPPING?
+#IPPING: "8.8.8.8",4,10,5000
+
+OK
+```
+
+info:
+```
+AT#IPPING=?
+#PING: (0-2),(120),(1-10),(1-10),(5000-60000)
+
+OK
+```
+
+
+
+# IP Socket Commands
+
+## AT#IPTCP
+>>>
+Command to set TCP socket parameters.
+
+`ALLOWED: exec-state-info`
+
+*Note*: 
+- Mode & IP address should be entered in quotes
+- Currently only the "client" mode has been implemented. 
+- The "delay" parameter is deprecated and has no effect (suggested not to use).
+>>>
+
+**AT#IPTCP=(idx),(port),(mode),(ip)[,(delay)]**
+
+- idx:
+ - 1 = UART port of modem
+ - 2 = USB port of modem
+- port: number from 0 to 65535
+- mode:
+ - "C": Modem as client to remote server
+ - "S": Modem as server for remote client to connect
+- ip: IP address of remote partner (IPv4 dotted notation)
+- delay: (deprecated, no need to enter)
+
+exec:
+```
+AT#IPTCP=1,50002,"C","162.242.170.48"
+OK
+```
+
+state:
+```
+AT#IPTCP?
+#IPTCP: 1,50002,'C',"162.242.170.48",1
+#IPTCP: 2,0,'C',"",1
+
+OK
+```
+
+info:
+```
+AT#IPTCP=?
+#IPTCP: (1-2),(0-65535),("C","S"),(120),(0,1)
+
+OK
+```
+
+
+## AT#IPUDP
+>>>
+Command to set UDP socket parameters.
+
+`ALLOWED: exec-state-info`
+
+*Note*: 
+- Mode & IP address should be entered in quotes
+- Currently only the "client" mode has been implemented. 
+- The "delay" parameter is deprecated and has no effect (suggested not to use).
+>>>
+
+**AT#IPUDP=(idx),(port),(mode),(ip)[,(delay)]**
+
+- idx:
+ - 1 = UART port of modem
+ - 2 = USB port of modem
+- port: number from 0 to 65535
+- mode:
+ - "C": Modem as client to remote server
+ - "S": Modem as server for remote client to connect
+- ip: IP address of remote partner (IPv4 dotted notation)
+- delay: (deprecated, no need to enter)
+
+exec:
+```
+AT#IPUDP=1,50002,"C","162.242.170.48"
+OK
+```
+
+state:
+```
+AT#IPUDP?
+#IPUDP: 1,50002,'C',"162.242.170.48",1
+#IPUDP: 2,0,'C',"",1
+
+OK
+```
+
+info:
+```
+AT#IPUDP=?
+#IPUDP: (1-2),(0-65535),("C","S"),(120),(0,1)
+
+OK
+```
+
+
+## AT#AUTOTCP
+>>>
+Command to Start Auto TCP functionality
+
+`ALLOWED: exec-state-info`
+>>>
+
+**AT#AUTOTCP=(mode)**
+
+- mode:
+ - 0 = AUTOTCP connection OFF
+ - 1 = AUTOTCP connection ON
+
+exec:
+```
+AT#AUTOTCP=0
+OK
+```
+
+state:
+```
+AT#AUTOTCP?
+#AUTOTCP: 0
+
+OK
+```
+
+info:
+```
+AT#AUTOTCP=?
+#AUTOTCP: (0,1)
+
+OK
+```
+
+
+## AT#AUTOUDP
+>>>
+Command to Start Auto UDP functionality
+
+`ALLOWED: exec-state-info`
+>>>
+
+**AT#AUTOUDP=(mode)**
+
+- mode:
+ - 0 = AUTOUDP connection OFF
+ - 1 = AUTOUDP connection ON
+
+exec:
+```
+AT#AUTOUDP=0
+OK
+```
+
+state:
+```
+AT#AUTOUDP?
+#AUTOUDP: 0
+
+OK
+```
+
+info:
+```
+AT#AUTOUDP=?
+#AUTOUDP: (0,1)
+
+OK
+```
+
+
+## AT#OTCP
+>>>
+On-demand TCP socket connection.
+
+`ALLOWED: exec-state-info`
+>>>
+
+**AT#OTCP=(mode)**
+
+- mode:
+ - 0 = TCP connection OFF
+ - 1 = TCP connection ON
+
+exec:
+```
+AT#OTCP=0
+OK
+```
+
+state:
+```
+AT#OTCP?
+#OTCP: 0
+
+OK
+```
+
+info:
+```
+AT#OTCP=?
+#OTCP: (0,1)
+
+OK
+```
+
+
+## AT#OUDP
+>>>
+On-demand UDP socket connection.
+
+`ALLOWED: exec-state-info`
+>>>
+
+**AT#OUDP=(mode)**
+
+- mode:
+ - 0 = UDP connection OFF
+ - 1 = UDP connection ON
+
+exec:
+```
+AT#OUDP=0
+OK
+```
+
+state:
+```
+AT#OUDP?
+#OUDP: 0
+
+OK
+```
+
+info:
+```
+AT#OUDP=?
+#OUDP: (0,1)
+
+OK
+```
+
+
+## AT#SCHOST
+>>>
+Configure, erase & read remote TCP server parameter
+
+`ALLOWED: exec-state-info`
+>>>
+
+**AT#SCHOST=(oper),(id)[,(server),(port),[(retry),(delay),(type)]]**
+
+- oper:
+ - 0 = enter host setting
+ - 1 = read host setting
+ - 2 = erase host setting
+- id: only 1 for now
+- server: IP address of host (IPv4 or text notation)
+- port: port number on host
+- retry: DEPRECATED *- number of retries after first connection fails.
+  range 0-10, default 1*
+- delay: DEPRECATED *- time of delay before the next connection retry in minutes.
+  range 1-60, default 1*
+- type: DEPRECATED
+ - *0 = TCP (default)*
+ - *1 = UDP*
+
+exec:
+```
+AT#SCHOST=0,1,"162.242.170.59",8888
+OK
+```
+
+state:
+```
+AT#SCHOST=1,1
+#SCHOST: 1,"162.242.170.59",8888,1,1,0
+
+OK
+```
+
+info:
+```
+AT#SCHOST=?
+(0-2),(1),(120),(0-65535),(0-10),(1-60),(0-1)
+
+OK
+```
+
+
+## AT#IPOPT
+>>>
+Optional IP socket parameters
+
+`ALLOWED: exec-state-info`
+>>>
+
+**AT#IPOPT=(option),(value),(filename)**
+
+- option:
+ - 1 = Keep alive packet
+ - 2 = Packet size
+ - 5 = Data on first connection
+- value
+ - for option 1 : 0-43200. Duration to send keep alive packet, in seconds; 0 disables the feature
+ - for option 2 : 0-1472. TCP Packet size; if 0, default size is used
+ - for option 5 : 0 to disable; 1 to enable data on first connection; 2 to edit the string to be sent.
+- string:
+ - for option 5 : maximum 120 hex characters and only even length.
+
+exec:
+```
+AT#IPOPT=1,1000
+OK
+AT#IPOPT=5,2,"414243444546474849"
+OK
+```
+
+state:
+```
+AT#IPOPT?
+#IPOPT:
+
+#IPOPT: 1,0
+#IPOPT: 2,0
+#IPOPT: 3,
+#IPOPT: 4,0,0
+#IPOPT: 5,0,""
+
+OK
+```
+
+info:
+```
+AT#IPOPT=?
+ERROR
+```
+
+
+## AT#AUOPT
+>>>
+Optional parameters for AUTOTCP/AUTOUDP connection
+
+`ALLOWED: exec-state-info`
+
+*Note*: 
+- Option 2 depends upon the availability of the server mode
+- If both Connection prefix and Serial prefix are defined,
+  the Serial prefix precedes the Connection prefix in the first packet
+>>>
+
+**AT#AUOPT=(option),(value),(string)**
+
+- option:
+ - 1 = Connection idle period
+ - 2 = Server idle
+ - 3 = Connection period
+ - 4 = Connection prefix (only sent upon first connection)
+ - 5 = Heartbeat packet
+ - 6 = Serial prefix
+- value
+ - for option 1 : 0-43200. Duration of connection without data transfer, in seconds; 0 disables the feature
+ - for option 2 : 0-43200. Duration of SERVER without a connected remote client, in seconds; 0 disables the feature
+ - for option 3 : 0-43200. Duration of connection, in seconds; 0 disables the feature.
+ - for option 4 : 0 to disable; 1 to enable connection prefix; 2 to edit the string to be sent.
+ - for option 5 : 0-180.  Period of inactivity after which the heartbeat packet is sent, in seconds;
+   0 disables the feature.
+   The content of the heartbeat packet is fixed to "HELLO".
+ - for option 6 : 0 to disable; 1 to enable serial prefix; 2 to edit the string to be sent.
+- string:
+ - for option 4 : maximum 20 hex characters and only even length.
+ - for option 6 : 2 hex characters.
+
+exec:
+```
+AT#AUOPT=1,3600
+OK
+AT#AUOPT=4,2,"4149"
+OK
+```
+
+state:
+```
+#AUOPT: 1,3600
+#AUOPT: 2,0
+#AUOPT: 3,0
+#AUOPT: 4,0,"4149"
+#AUOPT: 5,0
+#AUOPT: 6,0,"01"
+
+OK
+```
+
+info:
+```
+AT#AUOPT=?
+OK
+```
+
+
+# Remote control commands
+
+## AT#SMSAT
+>>>
+Configure, enable and disable remote AT command by SMS
+
+`ALLOWED: exec-state-info`
+>>>
+
+**AT#SMSAT=(mode)[,(param)]**
+
+- mode:
+ - 0 = Disable SMSAT
+ - 1 = Enable SMSAT
+ - 2 = Change the password for SMSAT
+ - 3 = Change the SMS response trigger.
+- param:
+ - for mode=2 : password, 6 characters in quotes (quotes optional if password is purely numeric)
+ - for mode=3 : 0 to disable SMS response; 1 to enable SMS response
+
+exec:
+```
+AT#SMSAT=2,123456
+OK
+```
+
+state:
+```
+AT#SMSAT?
+#SMSAT: 0,"123456",0
+OK
+```
+
+info:
+```
+AT#SMSAT=?
+#SMSAT: #SMSAT: (0-2),((6)/(0-2))
+
+OK
+```
+
+
+## AT#TCPTERM
+>>>
+Parameter configuration for enabling configuration over cellular data network;
+and start/stop TCP Terminal for remote commands over TCP.
+
+`ALLOWED: exec-state-info`
+
+*Note*: 
+- Network watchdog ping is used by application when the device enters data mode 
+  during TCP client/Server mode when enabled.
+>>>
+
+**AT#TCPTERM=(mode)[,(password),(port),(timeout)]**
+
+- mode:
+ - 0 = Disable TCP Terminal
+ - 1 = Enable TCP Terminal
+ - 2 = Configure password, port, timeout
+- password: max 16 characters.  Default "000000"
+- port: port used on the modem for incoming TCP connection.  Default 23
+- timeout: specified in seconds.  Default 30
+
+exec:
+```
+AT#TCPTERM=2,"000000",23,30
+OK
+```
+
+state:
+```
+AT#TCPTERM?
+#TCPTERM: 0,"000000",23,30
+
+OK
+```
+
+info:
+```
+AT#TCPTERM=?
+#TCPTERM: (0-2),(16),(1-65535),(1-43200)
+
+OK
+```
+
+
+
+# DOTA commands
+
+## AT#WEBUPDATE
+>>>
+Command to congfigure DOTA parameter & initiate HTTP DOTA for firmware update
+
+`ALLOWED: exec-state-info`
+
+*Note*: 
+- If only the `filename` is given, default IP and port are "updates.d2sphere.com", 80
+- If the filename is correct, the download starts immediately.
+>>>
+
+**AT#WEBUPDATE=(filename)[,(port),(ip)]**
+
+- filename: up to 120 characters, in quotes.
+  `filename` parameter should be typed along with the URL starting with '/'.
+- port: port of update server
+- ip: IP address (dotted IPv4 or text) of update server, in quotes
+
+exec:
+```
+AT#WEBUPDATE="/mpack/mpack_R0100.bin",80,"3.252.19.23"
+OK
+```
+
+state:
+```
+AT#WEBUPDATE?
+#WEBUPDATE: "/mpack/mpack_R0100.bin",80,"3.252.19.23"
+
+OK
+```
+
+info:
+```
+AT#WEBUPDATE=?
+#WEBUPDATE: (120),(0-65535),(120)
+
+OK
+```
+
+
+## AT#UPDATE
+>>>
+Control the update process.
+
+`ALLOWED: exec-state`
+>>>
+
+**AT#UPDATE=(value)**
+
+- option:
+ - 0 = Stop update process
+ - 1 = Start update process
+
+exec:
+```
+AT#UPDATE=0
+OK
+```
+
+state:
+```
+AT#UPDATE?
+#UPDATE: 0
+
+OK
+```
+
+info:
+```
+AT#UPDATE=?
+ERROR
+```
+
+
+
+# D2sphere Commands
+
+## AT#IPD2S
+>>>
+D2Sphere configuration command
+
+`ALLOWED: exec-state-info`
+
+*Note*: 
+- Device restarts after this exec command is accepted.
+>>>
+
+**AT#IPD2S=(port),(IP-address),(delay)**
+
+- port: port on the D2sphere server
+- IP-address: IP address of D2sphere server, in IPv4 dotted-notation
+- delay: delay to start in seconds.  Range 0-43200
+
+exec:
+```
+AT#IPD2S=4444,"5.35.253.3",1000
+OK
+```
+
+state:
+```
+AT#IPD2S?
+#IPD2S: 4444,"5.35.253.3",1000
+
+OK
+```
+
+info:
+```
+AT#IPD2S=?
+#IPD2S: (0-65535),(120),(0-43200)
+
+OK
+```
+
+
+## AT#D2S
+>>>
+Enable or disable D2Sphere function
+
+`ALLOWED: exec-state-info`
+>>>
+
+**AT#D2S=(mode)**
+
+- mode
+ - 0 = disable
+ - 1 = enable
+
+exec:
+```
+AT#D2S=1
+OK
+```
+
+state:
+```
+AT#D2S?
+#D2S: 1
+
+OK
+```
+
+info:
+```
+AT#D2S=?
+#D2S: (0-1)
+
+OK
+```
+
+
+## AT#DVNAME
+>>>
+Configure device name for D2Sphere
+
+`ALLOWED: exec-state-info`
+>>>
+
+**AT#DVNAME=(name)**
+
+- name:
+ - name of the device, in quotes
+
+exec:
+```
+at#dvname="M11x_001"
+OK
+```
+
+state:
+```
+AT#DVNAME?
+#DVNAME: "M11x_001"
+
+OK
+```
+
+info:
+```
+AT#DVNAME=?
+#DVNAME: (23)
+
+OK
+```
+
+
+
+# I/O triggered messaging commands
+
+## AT#DITRIG
+>>>
+Configure DI high low threshold parameter
+
+(Addition descripions)
+
+`ALLOWED: exec-state-info`
+
+*Note*: 
+- (notes as dashed points)
+>>>
+
+**AT#DITRIG=(pin_number),(min_val),(max_val),(debounce)**
+
+- pin_number: 1-2
+- min_val: 0-32000, in mV
+- max_val: 0-32000, in mV (must be >= min_val)
+- debounce: 0-10 (in seconds)
+
+exec:
+```
+AT#DITRIG=1,3000,11250,10
+OK
+```
+
+state:
+```
+AT#DITRIG?
+#DITRIG: 1,3000,11250,10
+#DITRIG: 2,0,3200,0
+
+OK
+```
+
+info:
+```
+AT#DITRIG=?
+#DITRIG: (1,2)(0-32000),(0-32000),(0-10)
+
+OK
+```
+
+
+## AT#DITRIGENB
+>>>
+(one line command synopsis)
+
+(Addition descripions)
+
+`ALLOWED: exec-state-info`
+
+*Note*: 
+- (notes as dashed points)
+>>>
+
+****AT#DITRIGENB=(pin_number),(enb),(trigger_type)**
+
+- pin_number: 1-2
+- enb:
+ - 0 = disable trigger
+ - 1 = specify timeout
+- trigger_type:
+ - 0 = unused
+ - 1 = high-to-low transition trigger
+ - 2 = low-to-high transition trigger
+ - 3 = unused
+
+exec:
+```
+AT#DITRIGENB=1,0,1
+OK
+```
+
+state:
+```
+AT#DITRIGENB?
+#DITRIGENB:1,0,1
+#DITRIGENB:2,1,3
+
+OK
+```
+
+info:
+```
+AT#DITRIGENB=?
+#DITRIGENB:(1-2),(0-1),(0-3)
+
+OK
+```
+
+
+## AT#MSGPER
+>>>
+Configuring Message generation period & total no of message to be generated
+
+`ALLOWED: exec-state-info`
+>>>
+
+**AT#MSGPER=(pin_number),(interval),(count)**
+
+- pin_number: 1-2
+- interval: how often messages are generated, in sec.  Value 0-60000
+- count: number of messages generated.  Value 0-100
+
+exec:
+```
+AT#MSGPER=2,10,3
+OK
+```
+
+state:
+```
+AT#MSGPER?
+#MSGPER: 1,0,0
+#MSGPER: 2,10,3
+
+OK
+```
+
+info:
+```
+AT#MSGPER=?
+#MSGPER: (1-2),(0-60000),(0-100)
+
+OK
+```
+
+
+## AT#MSGSTR
+>>>
+Configure Message ID and message strings associated with the 2 pins
+
+`ALLOWED: exec-state-info`
+
+*Note*: 
+- (notes as dashed points)
+>>>
+
+**AT#MSGSTR=(op),(msg_ID),(msg1),(msg1)**
+
+- op:
+ - 0 = disable message string (not yet implemented)
+ - 1 = enable message string (not yet implemented)
+ - 2 = configure message string
+- msg_ID: message ID
+- msg1: concatenated with msg_ID for DI1
+- msg2: concatenated with msg_ID for DI2
+
+exec:
+```
+AT#MSGSTR=2,"Maestro","001","234"
+OK
+```
+
+state:
+```
+AT#MSGSTR?
+#MSGSTR: 2,"Maestro","001","234"
+
+OK
+```
+
+info:
+```
+AT#MSGSTR=?
+#MSGSTR: (0-2),(120),(5),(5)
+
+OK
+```
+
+# TEST FOR GRAPH of connection
 
 ```mermaid
 graph TD;