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6 6  **RS485-LN – RS485 to LoRaWAN Converter User Manual**
7 7  
8 8  
9 +
10 +
9 9  **Table of Contents:**
10 10  
13 +{{toc/}}
11 11  
12 12  
13 13  
14 14  
18 +
19 +
20 +
15 15  = 1.Introduction =
16 16  
17 17  == 1.1 What is RS485-LN RS485 to LoRaWAN Converter ==
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74 74  * Preamble detection.
75 75  * 127 dB Dynamic Range RSSI.
76 76  * Automatic RF Sense and CAD with ultra-fast AFC.
77 -* Packet engine up to 256 bytes with CRC.
83 +* Packet engine up to 256 bytes with CRC
78 78  
85 +
79 79  == 1.3 Features ==
80 80  
81 81  * LoRaWAN Class A & Class C protocol (default Class C)
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87 87  * Support Modbus protocol
88 88  * Support Interrupt uplink (Since hardware version v1.2)
89 89  
97 +
90 90  == 1.4 Applications ==
91 91  
92 92  * Smart Buildings & Home Automation
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96 96  * Smart Cities
97 97  * Smart Factory
98 98  
107 +
99 99  == 1.5 Firmware Change log ==
100 100  
101 101  [[RS485-LN Image files – Download link and Change log>>url:http://www.dragino.com/downloads/index.php?dir=RS485-LN/]]
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159 159  [[image:1653268227651-549.png||height="592" width="720"]]
160 160  
161 161  (((
162 -The LG308 is already set to connect to [[TTN V3 network >>path:eu1.cloud.thethings.network/]]. So what we need to now is only configure the TTN V3:
171 +The LG308 is already set to connect to [[TTN V3 network >>path:https://www.thethingsnetwork.org/]]. So what we need to now is only configure the TTN V3:
163 163  )))
164 164  
165 165  (((
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211 211  
212 212  (((
213 213  (((
214 -There are plenty of RS485 devices in the market and each device has different command to read the valid data. To support these devices in flexible, RS485-LN supports flexible command set. User can use [[AT Commands>>path:#AT_COMMAND]] or LoRaWAN Downlink Command to configure what commands RS485-LN should send for each sampling and how to handle the return from RS485 devices.
223 +There are plenty of RS485 devices in the market and each device has different command to read the valid data. To support these devices in flexible, RS485-LN supports flexible command set. User can use [[AT Commands>>||anchor="H3.5ConfigureRS485-BLviaATorDownlink"]] or LoRaWAN Downlink Command to configure what commands RS485-LN should send for each sampling and how to handle the return from RS485 devices.
215 215  )))
216 216  
217 217  (((
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283 283  )))
284 284  )))
285 285  
295 +
296 +
286 286  === 3.3.2 Configure sensors ===
287 287  
288 288  (((
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515 515  
516 516  === 3.5.3 Sensor related commands ===
517 517  
518 -==== ====
519 519  
530 +
520 520  ==== **RS485 Debug Command** ====
521 521  
522 522  This command is used to configure the RS485 devices; they won’t be used during sampling.
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731 731  **0x08 FF**, RS485-LN will immediately send an uplink.
732 732  
733 733  
734 -==== ====
735 735  
736 736  ==== **Clear RS485 Command** ====
737 737  
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849 849  |**RST**|(% style="width:1420px" %)Reboot RS485
850 850  |**PRO**|(% style="width:1420px" %)Use for upload image, see [[How to Update Image>>path:#upgrade_image]]
851 851  
862 +
852 852  == 3.8 LEDs ==
853 853  
854 854  (% border="1" style="background-color:#f7faff; width:500px" %)
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856 856  |**PWR**|Always on if there is power
857 857  |**SYS**|After device is powered on, the SYS will (% style="color:green" %)**fast blink in GREEN** (%%)for 5 times, means RS485-LN start to join LoRaWAN network. If join success, SYS will be (% style="color:green" %)**on GREEN for 5 seconds**(%%)**. **SYS will (% style="color:green" %)**blink Blue**(%%) on every upload and (% style="color:green" %)**blink Green**(%%) once receive a downlink message.
858 858  
870 +
859 859  = 4. Case Study =
860 860  
861 861  User can check this URL for some case studies: [[APP RS485 COMMUNICATE WITH SENSORS>>doc:Main.Application Note \: Communicate with Different Sensors ----- RS485-LN RS485-BL.WebHome]]
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967 967  
968 968  **Step3: **Open flashloader; choose the correct COM port to update.
969 969  
970 -(% style="color:#037691" %) Hold down the PRO button and then momentarily press the RST reset button and the SYS led will change from OFF to ON, While SYS LED is RED ON, it means the RS485-LN is ready to be program.
982 +(% style="color:blue" %) Hold down the PRO button and then momentarily press the RST reset button and the SYS led will change from OFF to ON, While SYS LED is RED ON, it means the RS485-LN is ready to be program.
971 971  
972 -[[image:image-20220602102605-1.png]]
973 973  
985 +[[image:image-20220602175818-12.png]]
974 974  
975 -[[image:image-20220602102637-2.png]]
976 976  
988 +[[image:image-20220602175848-13.png]]
977 977  
978 -[[image:image-20220602102715-3.png]]
979 979  
991 +[[image:image-20220602175912-14.png]]
980 980  
993 +
994 +**Notice**: In case user has lost the program cable. User can hand made one from a 3.5mm cable. The pin mapping is:
995 +
996 +[[image:image-20220602175638-10.png]]
997 +
998 +
981 981  == 6.2 How to change the LoRa Frequency Bands/Region? ==
982 982  
983 983  User can follow the introduction for [[how to upgrade image>>||anchor="H6.1Howtoupgradetheimage3F"]]. When download the images, choose the required image file for download.
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1025 1025  * (% style="color:blue" %)**KZ865**(%%): frequency bands KZ865
1026 1026  
1027 1027  
1028 -(% class="wikigeneratedid" %)
1029 1029  = 9.Packing Info =
1030 1030  
1031 1031  
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1035 1035  * Stick Antenna for LoRa RF part x 1
1036 1036  * Program cable x 1
1037 1037  
1038 -
1039 1039  **Dimension and weight**:
1040 1040  
1041 1041  * Device Size: 13.5 x 7 x 3 cm
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