Chengdu Ebyte Electronic Technology Co.,Ltd.
E78-470LN22S User Manual
Copyright ©2012–2021
，
Chengdu Ebyte Electronic Technology Co.,Ltd.
23
unconfirm
MSG does
not return)
is 0)
05 (exit
transparent
transmissio
n mode)
\
\
\
FF (data too
long)
\
\
\
Example
In AT command mode:
AT+CPASSTHOUGHMODE=1,1,8
OK
In transparent transmission mode (hexadecimal):
00 11 22 33 44 55 66 77 88 99
A1 A1 01 0A
A1 A1 04 02 00 00
Precautions
1. Before sending data, the module must be in the network access state,
otherwise it cannot send data and will receive the return value of A1 A1 00.
2. When the module is waiting for the server to respond, it cannot exit the
transparent transmission mode. It needs to wait for the server to respond or
send timeout before s + + (hex
：
2B 2B 2B) to exit the transparent
transmission mode.
3. Before entering the transparent transmission mode, please set
AT+CMR=0,10 (use non periodic reporting) and AT+CLINKCHECK=0
(network verification not enabled)
Command
character
Command
Type
Command Format
response
CCONFIRM
(
Set upstream
transmission
type
)
Test
command
AT+CCONFIRM=?
+CCONFIRM:
“
value
”
OK
Query
command
AT+CCONFIRM?
+DRX:<Length>,<Payload>
OK
Setting
command
AT+CCONFIRM =<value>
OK
Parameter
Description
<value>
：
as follows
：
0: UnConfirmed up message
1: Confirmed up message
Return value
description
Example
AT+CCONFIRM=1
OK
Precautions
Need to set before sending data
Command
character
Command
Type
Command Format
response
CAPPPORT
Test
AT+CAPPPORT=?
+CAPPPORT:
“
value
”
