Changes for page RS485-BL – Waterproof RS485 to LoRaWAN Converter
Last modified by Xiaoling on 2025/04/23 15:57
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... ... @@ -744,7 +744,6 @@ 744 744 * (% style="color:#4f81bd" %)**Sensor Related Commands**(%%): These commands are special designed for RS485-BL. User can see these commands below: 745 745 746 746 747 - 748 748 === 3.5.1 Common Commands: === 749 749 750 750 They should be available for each of Dragino Sensors, such as: change uplink interval, reset device. For firmware v1.3, user can find what common commands it supports: [[End Device AT Commands and Downlink Command>>doc:Main.End Device AT Commands and Downlink Command.WebHome]] ... ... @@ -752,37 +752,47 @@ 752 752 753 753 === 3.5.2 Sensor related commands: === 754 754 755 -==== ChooseDeviceType (RS485 or TTL)====754 +==== ==== 756 756 756 +==== **Choose Device Type (RS485 or TTL)** ==== 757 + 757 757 RS485-BL can connect to either RS485 sensors or TTL sensor. User need to specify what type of sensor need to connect. 758 758 759 -* AT Command 760 +* **AT Command** 760 760 762 +(% class="box infomessage" %) 763 +((( 761 761 **AT+MOD=1** ~/~/ Set to support RS485-MODBUS type sensors. User can connect multiply RS485 , Modbus sensors to the A / B pins. 765 +))) 762 762 767 +(% class="box infomessage" %) 768 +((( 763 763 **AT+MOD=2** ~/~/ Set to support TTL Level sensors, User can connect one TTL Sensor to the TXD/RXD/GND pins. 770 +))) 764 764 765 765 766 -* Downlink Payload 773 +* **Downlink Payload** 767 767 768 -**0A aa** àsame as AT+MOD=aa775 +**0A aa** ~-~-> same as AT+MOD=aa 769 769 770 770 771 771 772 -==== [[RS485 Debug Command>>path:#downlink_A8]](AT+CFGDEV) ====779 +==== **RS485 Debug Command (AT+CFGDEV)** ==== 773 773 774 774 This command is used to configure the RS485 or TTL sensors; they won’t be used during sampling. 775 775 776 -* AT Command 783 +* **AT Command** 777 777 778 -AT+CFGDEV=xx xx xx xx xx xx xx xx xx xx xx xx,m 785 +(% class="box infomessage" %) 786 +((( 787 +**AT+CFGDEV=xx xx xx xx xx xx xx xx xx xx xx xx,m** 788 +))) 779 779 780 780 m: 0: no CRC; 1: add CRC-16/MODBUS in the end of this command. 781 781 782 782 793 +* **Downlink Payload** 783 783 784 -* Downlink Payload 785 - 786 786 Format: A8 MM NN XX XX XX XX YY 787 787 788 788 Where: ... ... @@ -796,15 +796,15 @@ 796 796 797 797 To connect a Modbus Alarm with below commands. 798 798 799 -* The command to active alarm is: 0A 05 00 04 00 01 4C B0. Where 0A 05 00 04 00 01 is the Modbus command to read the register 00 40 where stored the DI status. The 4C B0 is the CRC-16/MODBUS which calculate manually. 808 +* The command to active alarm is: 0A 05 00 04 00 01 **4C B0**. Where 0A 05 00 04 00 01 is the Modbus command to read the register 00 40 where stored the DI status. The 4C B0 is the CRC-16/MODBUS which calculate manually. 800 800 801 -* The command to deactivate alarm is: 0A 05 00 04 00 00 8D 70. Where 0A 05 00 04 00 00 is the Modbus command to read the register 00 40 where stored the DI status. The 8D 70 is the CRC-16/MODBUS which calculate manually. 810 +* The command to deactivate alarm is: 0A 05 00 04 00 00 **8D 70**. Where 0A 05 00 04 00 00 is the Modbus command to read the register 00 40 where stored the DI status. The 8D 70 is the CRC-16/MODBUS which calculate manually. 802 802 803 803 So if user want to use downlink command to control to RS485 Alarm, he can use: 804 804 805 -**A8 01 06 0A 05 00 04 00 01 00**: to activate the RS485 Alarm 814 +(% style="color:#037691" %)**A8 01 06 0A 05 00 04 00 01 00**(%%): to activate the RS485 Alarm 806 806 807 -**A8 01 06 0A 05 00 04 00 00 00**: to deactivate the RS485 Alarm 816 +(% style="color:#037691" %)**A8 01 06 0A 05 00 04 00 00 00**(%%): to deactivate the RS485 Alarm 808 808 809 809 A8 is type code and 01 means add CRC-16/MODBUS at the end, the 3^^rd^^ byte is 06, means the next 6 bytes are the command to be sent to the RS485 network, the final byte 00 means this command don’t need to acquire output. 810 810 ... ... @@ -813,32 +813,35 @@ 813 813 814 814 Check TTL Sensor return: 815 815 816 -[[image: file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image024.png]]825 +[[image:1654132684752-193.png]] 817 817 818 818 819 819 829 +==== **Set Payload version** ==== 820 820 821 -==== Set Payload version ==== 822 - 823 823 This is the first byte of the uplink payload. RS485-BL can connect to different sensors. User can set the PAYVER field to tell server how to decode the current payload. 824 824 825 -* AT Command: 833 +* **AT Command:** 826 826 827 -AT+PAYVER: Set PAYVER field = 1 835 +(% class="box infomessage" %) 836 +((( 837 +**AT+PAYVER: Set PAYVER field = 1** 838 +))) 828 828 829 829 830 -* Downlink Payload: 841 +* **Downlink Payload:** 831 831 832 -0xAE 01 àSet PAYVER field = 0x01843 +**0xAE 01** ~-~-> Set PAYVER field = 0x01 833 833 834 -0xAE 0F àSet PAYVER field = 0x0F845 +**0xAE 0F** ~-~-> Set PAYVER field = 0x0F 835 835 836 836 837 -==== Set RS485 Sampling Commands ==== 838 838 849 +==== **Set RS485 Sampling Commands** ==== 850 + 839 839 AT+COMMANDx, AT+DATACUTx and AT+SEARCHx 840 840 841 -These three commands are used to configure how the RS485-BL polling data from Modbus device. Detail of usage please see : [[polling RS485 device>> path:#polling_485]].853 +These three commands are used to configure how the RS485-BL polling data from Modbus device. Detail of usage please see : [[polling RS485 device>>||anchor="H3.3.3Configurereadcommandsforeachsampling"]]. 842 842 843 843 844 844 * AT Command:
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