Chengdu Ebyte Electronic Technology Co.,Ltd
E840-TTL-4G02E User Manual
Copyright ©2012–2019,
Chengdu Ebyte Electronic Technology Co.,Ltd
27
AT+ UARTTS
Function
:
configure/inquire serial port packaging and break frame mechanism
Format
:
configure
transmit
:
AT+ UARTTS =<time>,<length> <CR>
return
:
<CR><LF>+OK<CR><LF>
inquire
transmit
:
AT+ UARTTS <CR>
return
:
<CR><LF>+OK=<time>,<length> <CR>
Parameter
:
time
Serial port break frame packaging time
:(
50~2000
)
ms
Length
Serial port packaging length
:(
20~1024
)
bytes
AT+ SMSSEND
Function
:
transmit SMS command
Format
:
transmit
transmit
:
AT+ SMSSEND =<number>,<info> <CR>
return
:
<CR><LF>+OK<CR><LF>
Parameter
:
Number :receiver’s phone number
info: transmitted content
(
English or number
)
AT+ SMSINFO
Function
:
configure/inquire SMS configuration identifier ID
Format
:
transmit
transmit
:
AT+ SMSINFO =<Info> <CR>
return
:
<CR><LF>+OK<CR><LF>
Inquire
transmit
:
AT+ SMSINFO <CR>
return
:
<CR><LF>+OK=<info> <CR>
Parameter
:
Info :remote SMS configuration identifier ID
AT+MODBUS
Function
:
configure/ inquire if Modbus RTU/TCP switch function is enabled
Format
:
configure
transmit
:
AT+ MODBUS =<state> <CR>
return
:
<CR><LF>+OK<CR><LF>
inquire
transmit
:
AT+ MODBUS <CR>
return
:
<CR><LF>+OK=<state> <CR><LF>
Parameter
:
state
ON Modbus RTU/TCP switch is on
OFF Modbus RTU/TCP switch is off
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