Changes for page RS485-BL – Waterproof RS485 to LoRaWAN Converter
Last modified by Xiaoling on 2025/04/23 15:57
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... ... @@ -7,12 +7,15 @@ 7 7 **RS485-BL – Waterproof RS485 to LoRaWAN Converter User Manual** 8 8 9 9 10 + 10 10 **Table of Contents:** 11 11 13 +{{toc/}} 12 12 13 13 14 14 15 15 18 + 16 16 = 1.Introduction = 17 17 18 18 == 1.1 What is RS485-BL RS485 to LoRaWAN Converter == ... ... @@ -60,7 +60,7 @@ 60 60 * Power Consumption (exclude RS485 device): 61 61 ** Idle: 6uA@3.3v 62 62 63 -* 66 +* 64 64 ** 20dB Transmit: 130mA@3.3v 65 65 66 66 **Interface for Model:** ... ... @@ -222,7 +222,9 @@ 222 222 == 3.3 Configure Commands to read data == 223 223 224 224 ((( 225 -There are plenty of RS485 and TTL level devices in the market and each device has different command to read the valid data. To support these devices in flexible, RS485-BL supports flexible command set. User can use [[AT Commands or LoRaWAN Downlink>>path:#AT_COMMAND]] Command to configure how RS485-BL should read the sensor and how to handle the return from RS485 or TTL sensors. 228 +There are plenty of RS485 and TTL level devices in the market and each device has different command to read the valid data. To support these devices in flexible, RS485-BL supports flexible command set. User can use [[AT Commands or LoRaWAN Downlink>>||anchor="H3.5ConfigureRS485-BLviaATorDownlink"]] Command to configure how RS485-BL should read the sensor and how to handle the return from RS485 or TTL sensors. 229 + 230 + 226 226 ))) 227 227 228 228 === 3.3.1 onfigure UART settings for RS485 or TTL communication === ... ... @@ -649,41 +649,57 @@ 649 649 650 650 Below is the decoder for the first 3 bytes. The rest bytes are dynamic depends on different RS485 sensors. 651 651 652 - 657 +((( 653 653 function Decoder(bytes, port) { 659 +))) 654 654 661 +((( 655 655 ~/~/Payload Formats of RS485-BL Deceive 663 +))) 656 656 665 +((( 657 657 return { 667 +))) 658 658 669 +((( 659 659 ~/~/Battery,units:V 671 +))) 660 660 673 +((( 661 661 BatV:((bytes[0]<<8 | bytes[1])&0x7fff)/1000, 675 +))) 662 662 677 +((( 663 663 ~/~/GPIO_EXTI 679 +))) 664 664 681 +((( 665 665 EXTI_Trigger:(bytes[0] & 0x80)? "TRUE":"FALSE", 683 +))) 666 666 685 +((( 667 667 ~/~/payload of version 687 +))) 668 668 689 +((( 669 669 Pay_ver:bytes[2], 691 +))) 670 670 693 +((( 671 671 }; 695 +))) 672 672 697 +((( 673 673 } 699 +))) 674 674 675 - 676 - 677 - 678 - 679 - 680 - 701 +((( 681 681 TTN V3 uplink screen shot. 703 +))) 682 682 683 -[[image: file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image023.png]]705 +[[image:1653274001211-372.png||height="192" width="732"]] 684 684 685 -1. 686 -11. Configure RS485-BL via AT or Downlink 707 +== 3.5 Configure RS485-BL via AT or Downlink == 687 687 688 688 User can configure RS485-BL via [[AT Commands >>path:#_Using_the_AT]]or LoRaWAN Downlink Commands 689 689 ... ... @@ -693,15 +693,15 @@ 693 693 694 694 * **Sensor Related Commands**: These commands are special designed for RS485-BL. User can see these commands below: 695 695 696 -1. 697 -11. 717 +1. 718 +11. 698 698 111. Common Commands: 699 699 700 700 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: [[http:~~/~~/wiki.dragino.com/index.php?title=End_Device_AT_Commands_and_Downlink_Commands>>url:http://wiki.dragino.com/index.php?title=End_Device_AT_Commands_and_Downlink_Commands]] 701 701 702 702 703 -1. 704 -11. 724 +1. 725 +11. 705 705 111. Sensor related commands: 706 706 707 707 ==== Choose Device Type (RS485 or TTL) ==== ... ... @@ -1007,13 +1007,13 @@ 1007 1007 1008 1008 1009 1009 1010 -1. 1031 +1. 1011 1011 11. Buttons 1012 1012 1013 1013 |**Button**|**Feature** 1014 1014 |**RST**|Reboot RS485-BL 1015 1015 1016 -1. 1037 +1. 1017 1017 11. +3V3 Output 1018 1018 1019 1019 RS485-BL has a Controllable +3V3 output, user can use this output to power external sensor. ... ... @@ -1031,7 +1031,7 @@ 1031 1031 By default, the AT+3V3T=0. This is a special case, means the +3V3 output is always on at any time 1032 1032 1033 1033 1034 -1. 1055 +1. 1035 1035 11. +5V Output 1036 1036 1037 1037 RS485-BL has a Controllable +5V output, user can use this output to power external sensor. ... ... @@ -1051,13 +1051,13 @@ 1051 1051 1052 1052 1053 1053 1054 -1. 1075 +1. 1055 1055 11. LEDs 1056 1056 1057 1057 |**LEDs**|**Feature** 1058 1058 |**LED1**|Blink when device transmit a packet. 1059 1059 1060 -1. 1081 +1. 1061 1061 11. Switch Jumper 1062 1062 1063 1063 |**Switch Jumper**|**Feature** ... ... @@ -1103,7 +1103,7 @@ 1103 1103 1104 1104 1105 1105 1106 -1. 1127 +1. 1107 1107 11. Common AT Command Sequence 1108 1108 111. Multi-channel ABP mode (Use with SX1301/LG308) 1109 1109 ... ... @@ -1122,8 +1122,8 @@ 1122 1122 1123 1123 ATZ 1124 1124 1125 -1. 1126 -11. 1146 +1. 1147 +11. 1127 1127 111. Single-channel ABP mode (Use with LG01/LG02) 1128 1128 1129 1129 AT+FDR Reset Parameters to Factory Default, Keys Reserve ... ... @@ -1198,7 +1198,7 @@ 1198 1198 [[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image035.png]] [[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image036.png]] 1199 1199 1200 1200 1201 -1. 1222 +1. 1202 1202 11. How to change the LoRa Frequency Bands/Region? 1203 1203 1204 1204 User can follow the introduction for [[how to upgrade image>>path:#upgrade_image]]. When download the images, choose the required image file for download. ... ... @@ -1205,7 +1205,7 @@ 1205 1205 1206 1206 1207 1207 1208 -1. 1229 +1. 1209 1209 11. How many RS485-Slave can RS485-BL connects? 1210 1210 1211 1211 The RS485-BL can support max 32 RS485 devices. Each uplink command of RS485-BL can support max 16 different RS485 command. So RS485-BL can support max 16 RS485 devices pre-program in the device for uplink. For other devices no pre-program, user can use the [[downlink message (type code 0xA8) to poll their info>>path:#downlink_A8]]. ... ... @@ -1222,7 +1222,7 @@ 1222 1222 1223 1223 1224 1224 1225 -1. 1246 +1. 1226 1226 11. Why I can’t join TTN V3 in US915 /AU915 bands? 1227 1227 1228 1228 It might about the channels mapping. Please see for detail.