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Ebyte E840-DTU
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Chengdu Ebyte Electronic Technology Co.,Ltd E840-DTU(4G-02E) User Manual
Copyright ©2012–2019
Chengdu Ebyte Electronic Technology Co.,Ltd
26
return<CR><LF>+OK=<mode><CR><LF>
configure
transmit
AT+ HEARTMOD=<mode><CR>
return<CR><LF>+OK<CR><LF>
parameter
mode
NET Network heartbeat package
UART UART heartbeat package
AT+HEARTINFO
Function Set/inquire heartbeat package data
Format
inquire
transmitAT+ HEARTINFO<CR>
return
<CR><LF>+OK=<data><CR><LF>
configure
transmit
AT+ HEARTINFO=<data><CR>
return<CR><LF>+OK<CR><LF>
Parameters: ASCII heartbeat packet data within 40 bytes of data.
AT+HEARTINFONEW
Function configure/inquire heartbeat packet data
Format inquire
transmit
AT+ HEARTINFONEW<CR>
return<CR><LF>+OK=<type>,<data><CR><LF>
configure
transmitAT+ HEARTINFO=<type>,<data><CR>
return
<CR><LF>+OK<CR><LF>
parametertype
0 Heartbeat package type is HEX
1 Heartbeat type is ASCII code
data
ASCII code within 40 bytes, when the heartbeat packet type is HEX, the content must be a legal HEX format and the
length must be an even number.
AT+HEARTM
Function
configure/inquire heartbeat package time
Format inquire
transmitAT+ HEARTM <CR>
return<CR><LF>+OK=<time><CR><LF>
configure
transmitAT+ HEARTM =<time><CR>
return
<CR><LF>+OK<CR><LF>
Parameters: time heartbeat time, 0 off, range 1 to 65535 seconds.
AT+SHORTM
Function set/inquire short connection time
Format inquire
transmitAT+ SHORTM<CR>
return
<CR><LF>+OK=<time><CR><LF>
configure
transmit
AT+ SHORTM=<time><CR>
return<CR><LF>+OK<CR><LF>
parameter time short connection time 0 offfrom 2-255 second
AT+EBTIOT
Function
set /inquire EBYTE IoT Cloud platform
Format
inquire
transmitAT+EBTIOT <CR>
return
<CR><LF>+OK=<ctrl><CR><LF>
configure
transmit
AT+EBTIOT =<ctrl><CR>
return<CR><LF>+OK<CR><LF>

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