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6	6	**RS485-LN – RS485 to LoRaWAN Converter User Manual**
7	7
8	8
9		-
10		-
11	11	**Table of Contents:**
12	12
13		-{{toc/}}
14	14
15	15
16	16
17	17
18		-
19		-
20		-
21	21	= 1.Introduction =
22	22
23	23	== 1.1 What is RS485-LN RS485 to LoRaWAN Converter ==
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80	80	* Preamble detection.
81	81	* 127 dB Dynamic Range RSSI.
82	82	* Automatic RF Sense and CAD with ultra-fast AFC.
83		-* Packet engine up to 256 bytes with CRC
	77	+* Packet engine up to 256 bytes with CRC.
84	84
85		-
86	86	== 1.3 Features ==
87	87
88	88	* LoRaWAN Class A & Class C protocol (default Class C)
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94	94	* Support Modbus protocol
95	95	* Support Interrupt uplink (Since hardware version v1.2)
96	96
97		-
98	98	== 1.4 Applications ==
99	99
100	100	* Smart Buildings & Home Automation
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104	104	* Smart Cities
105	105	* Smart Factory
106	106
107		-
108	108	== 1.5 Firmware Change log ==
109	109
110	110	[[RS485-LN Image files – Download link and Change log>>url:http://www.dragino.com/downloads/index.php?dir=RS485-LN/]]
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168	168	[[image:1653268227651-549.png||height="592" width="720"]]
169	169
170	170	(((
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:
	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:
172	172	)))
173	173
174	174	(((
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220	220
221	221	(((
222	222	(((
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.
	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.
224	224	)))
225	225
226	226	(((
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292	292	)))
293	293	)))
294	294
295		-
296		-
297	297	=== 3.3.2 Configure sensors ===
298	298
299	299	(((
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526	526
527	527	=== 3.5.3 Sensor related commands ===
528	528
	518	+==== ====
529	529
530		-
531	531	==== **RS485 Debug Command** ====
532	532
533	533	This command is used to configure the RS485 devices; they won’t be used during sampling.
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742	742	**0x08 FF**, RS485-LN will immediately send an uplink.
743	743
744	744
	734	+==== ====
745	745
746	746	==== **Clear RS485 Command** ====
747	747
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859	859	|**RST**|(% style="width:1420px" %)Reboot RS485
860	860	|**PRO**|(% style="width:1420px" %)Use for upload image, see [[How to Update Image>>path:#upgrade_image]]
861	861
862		-
863	863	== 3.8 LEDs ==
864	864
865	865	(% border="1" style="background-color:#f7faff; width:500px" %)
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867	867	|**PWR**|Always on if there is power
868	868	|**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.
869	869
870		-
871	871	= 4. Case Study =
872	872
873	873	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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981	981
982	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.
983	983
	972	+[[image:image-20220602102605-1.png]]
984	984
985		-[[image:image-20220602175818-12.png]]
986	986
	975	+[[image:image-20220602102637-2.png]]
987	987
988		-[[image:image-20220602175848-13.png]]
989	989
	978	+[[image:image-20220602102715-3.png]]
990	990
991		-[[image:image-20220602175912-14.png]]
992		-
993		-
994	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	995
996	996	[[image:image-20220602175638-10.png]]
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1042	1042	* (% style="color:blue" %)**RU864**(%%): frequency bands RU864
1043	1043	* (% style="color:blue" %)**KZ865**(%%): frequency bands KZ865
1044	1044
1045		-
1046	1046	= 9.Packing Info =
1047	1047
1048	1048
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1059	1059	* Package Size / pcs : 14.5 x 8 x 5 cm
1060	1060	* Weight / pcs : 170g
1061	1061
1062		-
1063	1063	= 10. FCC Caution for RS485LN-US915 =
1064	1064
1065	1065	Any Changes or modifications not expressly approved by the party responsible for compliance could void the user's authority to operate the equipment.

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