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Last modified by Xiaoling on 2025/04/23 15:57
From version 32.4
edited by Xiaoling
on 2022/06/02 09:40
Change comment: There is no comment for this version
To version 30.7
edited by Xiaoling
on 2022/06/02 09:35
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
... ... @@ -905,54 +905,48 @@
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 ====
908 908  
909 -==== **Fast command to handle MODBUS device** ====
910 -
911 911  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]].
912 912  
913 913  This command is valid since v1.3 firmware version
914 914  
915 915  
916 -**AT+MBFUN has only two value:**
915 +AT+MBFUN has only two value:
917 917  
918 -* **AT+MBFUN=1**: Enable Modbus reading. And get response base on the MODBUS return
917 +* AT+MBFUN=1: Enable Modbus reading. And get response base on the MODBUS return
919 919  
920 920  AT+MBFUN=1, device can auto read the Modbus function code: 01, 02, 03 or 04. AT+MBFUN has lower priority vs AT+DATACUT command. If AT+DATACUT command is configured, AT+MBFUN will be ignore.
921 921  
922 -* **AT+MBFUN=0**: Disable Modbus fast reading.
921 +* AT+MBFUN=0: Disable Modbus fast reading.
923 923  
923 +Example:
924 924  
925 -**Example:**
926 -
927 927  * AT+MBFUN=1 and AT+DATACUT1/AT+DATACUT2 are not configure (0,0,0).
928 928  * 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.
929 929  * 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.
930 930  
931 -[[image:1654133913295-597.png]]
929 +[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image025.png]]
932 932  
933 933  
934 -[[image:1654133954153-643.png]]
932 +[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image026.png]]
935 935  
936 936  
937 -* **Downlink Commands:**
935 +* Downlink Commands:
938 938  
939 -**A9 aa** ~-~-> Same as AT+MBFUN=aa
937 +A9 aa -à Same as AT+MBFUN=aa
940 940  
941 941  
940 +==== RS485 command timeout ====
942 942  
943 -==== **RS485 command timeout** ====
944 -
945 945  Some Modbus device has slow action to send replies. This command is used to configure the RS485-BL to use longer time to wait for their action.
946 946  
947 947  Default value: 0, range:  0 ~~ 5 seconds
948 948  
949 949  
950 -* **AT Command:**
947 +* AT Command:
951 951  
952 -(% class="box infomessage" %)
953 -(((
954 -**AT+CMDDLaa=hex(bb cc)**
955 -)))
949 +AT+CMDDLaa=hex(bb cc)
956 956  
957 957  Example:
958 958  
... ... @@ -959,7 +959,7 @@
959 959  **AT+CMDDL1=1000** to send the open time to 1000ms
960 960  
961 961  
962 -* **Downlink Payload:**
956 +* Downlink Payload:
963 963  
964 964  0x AA aa bb cc
965 965  
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