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Last modified by Xiaoling on 2025/04/23 15:57
From version 30.7
edited by Xiaoling
on 2022/06/02 09:35
Change comment: There is no comment for this version
To version 31.2
edited by Xiaoling
on 2022/06/02 09:38
Change comment: There is no comment for this version

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895 895  (% style="color:#037691" %)**AF 03 02 06 **(% style="color:orange" %)**0B**(% style="color:red" %)** 02 **(% style="color:green" %)**05 07 08 0A **(% style="color:#037691" %)**00**(%%): Same as AT+DATACUT3=(% style="color:orange" %)**11**(%%),(% style="color:red" %)**2**(%%),(% style="color:green" %)**5~~7+8~~10**
896 896  
897 897  
898 -0xAB downlink command can be used for set AT+SEARCHx
898 +**0xAB** downlink command can be used for set AT+SEARCHx
899 899  
900 -Example: **AB aa 01 03 xx xx xx** (03 here means there are total 3 bytes after 03) So
900 +**Example:** **AB aa 01 03 xx xx xx** (03 here means there are total 3 bytes after 03) So
901 901  
902 902  * AB aa 01 03 xx xx xx  same as AT+SEARCHaa=1,xx xx xx
903 903  * AB aa 02 03 xx xx xx 02 yy yy(03 means there are 3 bytes after 03, they are xx xx xx;02 means there are 2 bytes after 02, they are yy yy) so the commands
... ... @@ -905,14 +905,15 @@
905 905  **AB aa 02 03 xx xx xx 02 yy yy**  same as **AT+SEARCHaa=2,xx xx xx+yy yy**
906 906  
907 907  
908 -==== Fast command to handle MODBUS device ====
909 909  
909 +==== **Fast command to handle MODBUS device** ====
910 +
910 910  AT+MBFUN is valid since v1.3 firmware version. The command is for fast configure to read Modbus devices. It is only valid for the devices which follow the [[MODBUS-RTU protocol>>url:https://www.modbustools.com/modbus.html]].
911 911  
912 912  This command is valid since v1.3 firmware version
913 913  
914 914  
915 -AT+MBFUN has only two value:
916 +**AT+MBFUN has only two value:**
916 916  
917 917  * AT+MBFUN=1: Enable Modbus reading. And get response base on the MODBUS return
918 918  
... ... @@ -920,13 +920,14 @@
920 920  
921 921  * AT+MBFUN=0: Disable Modbus fast reading.
922 922  
923 -Example:
924 924  
925 +**Example:**
926 +
925 925  * AT+MBFUN=1 and AT+DATACUT1/AT+DATACUT2 are not configure (0,0,0).
926 926  * AT+COMMAND1= 01 03 00 10 00 08,1 ~-~-> read slave address 01 , function code 03, start address 00 01, quantity of registers 00 08.
927 927  * AT+COMMAND2= 01 02 00 40 00 10,1 ~-~-> read slave address 01 , function code 02, start address 00 40, quantity of inputs 00 10.
928 928  
929 -[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image025.png]]
931 +[[image:1654133913295-597.png]]
930 930  
931 931  
932 932  [[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image026.png]]
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Author
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1 +XWiki.Xiaoling
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1 +116.2 KB
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