IOT-WORKSHOP
DTU-H10X
Wi-Fi/Ethernet to RS485/RS232 Server User Manual
http://www.iotworkshop.com
- 43 -
“NULL": Query the current command parameters setting;
[para-n]: Parameters input for setting if required;
<CR>
:
"Enter" Key,
it‟s 0x0a or 0x0d in ASCII;
Notes:
When input AT+Instruction
, “AT+<CMD>" character will display capital letter automatic and
other
parts will not change as you input.
Response Message
+<RSP>[op] [para-1,para-2,para-3,para-4
…]<CR><LF><CR><LF>
+: Prefix of response message;
RSP: Response string;
“ok" : Success
“ERR": Failure
[op] : =
[para-n]: Parameters if query command or Error code when error happened;
<CR>: ASCII 0x0d;
<LF>: ASCIII 0x0a;
Error Code
Table 6 Error Code DescribtionThe device Web Access Default Setting
Error Code
Description
-1
Invalid Command Format
-2
Invalid Command
-3
Invalid Operation Symbol
-4
Invalid Parameter
-5
Operation Not Permitted
5.2.2.
AT+ Instruction Set
Table 7 AT+ Instruction Set List
Instruction
Description
<null>
NULL
E
Open/Close show back function
ENTM
Set device into transparent transmition mode
NETP
Set/Query network protocol parameters
UART
Set/Query serial port parameters
UARTF
Open/Close UART auto-frame function
UARTFT
Set/Query UART auto-frame trigger time
UARTFL
Set/Query UART auto-frame trigger length
TMODE
Set/Query data transmition mode
(transparent transmition)
WMODE
Set/Query WIFI work mode (AP or STA)
WSKEY
Set/Query WIFI security parameters as STA
WSSSID
Set/Query WIFI target AP SSID parameters as STA