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Last modified by Xiaoling on 2025/04/23 15:57
From version 29.44
edited by Xiaoling
on 2022/06/02 09:15
Change comment: There is no comment for this version
To version 29.42
edited by Xiaoling
on 2022/06/02 09:13
Change comment: There is no comment for this version

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... ... @@ -771,11 +771,11 @@
771 771  
772 772  
773 773  
774 -==== **RS485 Debug Command (AT+CFGDEV)** ====
774 +==== [[RS485 Debug Command>>path:#downlink_A8]] (AT+CFGDEV) ====
775 775  
776 776  This command is used to configure the RS485 or TTL sensors; they won’t be used during sampling.
777 777  
778 -* **AT Command**
778 +* AT Command
779 779  
780 780  AT+CFGDEV=xx xx xx xx xx xx xx xx xx xx xx xx,m
781 781  
... ... @@ -782,8 +782,9 @@
782 782  m: 0: no CRC; 1: add CRC-16/MODBUS in the end of this command.
783 783  
784 784  
785 -* **Downlink Payload**
786 786  
786 +* Downlink Payload
787 +
787 787  Format: A8 MM NN XX XX XX XX YY
788 788  
789 789  Where:
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793 793  * XX XX XX XX: RS485 command total NN bytes
794 794  * YY: How many bytes will be uplink from the return of this RS485 command, if YY=0, RS485-BL will execute the downlink command without uplink; if YY>0, RS485-BL will uplink total YY bytes from the output of this RS485 command
795 795  
796 -
797 797  **Example 1:**
798 798  
799 799  To connect a Modbus Alarm with below commands.