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6	6	**RS485-LN – RS485 to LoRaWAN Converter User Manual**
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9	9	**Table of Contents:**
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	13	+{{toc/}}
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	20	+
15	15	= 1.Introduction =
16	16
17	17	== 1.1 What is RS485-LN RS485 to LoRaWAN Converter ==
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76	76	* Automatic RF Sense and CAD with ultra-fast AFC.
77	77	* Packet engine up to 256 bytes with CRC
78	78
79		-
80		-
81	81	== 1.3 Features ==
82	82
83	83	* LoRaWAN Class A & Class C protocol (default Class C)
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89	89	* Support Modbus protocol
90	90	* Support Interrupt uplink (Since hardware version v1.2)
91	91
92		-
93		-
94	94	== 1.4 Applications ==
95	95
96	96	* Smart Buildings & Home Automation
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163	163	[[image:1653268227651-549.png||height="592" width="720"]]
164	164
165	165	(((
166		-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:
	168	+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:
167	167	)))
168	168
169	169	(((
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215	215
216	216	(((
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218		-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.
	220	+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.
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287	287	)))
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	292	+
290	290	=== 3.3.2 Configure sensors ===
291	291
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305	305	mm: 0: no CRC, 1: add CRC-16/MODBUS in the end of this command
306	306	)))|(% style="width:256px" %)AT+CFGDEV=xx xx xx xx xx xx xx xx xx xx xx xx,m
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	311	+
308	308	=== 3.3.3 Configure read commands for each sampling ===
309	309
310	310	(((
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420	420
421	421	(% style="color:#4f81bd" %)**Battery Info+PAYVER + PAYLOAD COUNT + PAYLOAD# + DATA**
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423	423	1. PAYVER: Defined by AT+PAYVER
424	424	1. PAYLOAD COUNT: Total how many uplinks of this sampling.
425	425	1. PAYLOAD#: Number of this uplink. (from 0,1,2,3…,to PAYLOAD COUNT)
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499	499
500	500	There are two kinds of Commands:
501	501
502		-* (% style="color:#4f81bd" %)**Common Commands**(%%): They should be available for each sensor, 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]]
	507	+* (% style="color:#4f81bd" %)**Common Commands**(%%): They should be available for each sensor, such as: change uplink interval, reset device. For firmware v1.3, user can find what common commands it supports: [[AT Commands and Downlink Command>>doc:Main.End Device AT Commands and Downlink Command.WebHome]]
503	503
504	504	* (% style="color:#4f81bd" %)**Sensor Related Commands**(%%): These commands are special designed for RS485-LN.  User can see these commands below:
505	505
	511	+
506	506	=== 3.5.1 Common Commands ===
507	507
508	508	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]]
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519	519
520	520	=== 3.5.3 Sensor related commands ===
521	521
522		-==== ====
523	523
	529	+
524	524	==== **RS485 Debug Command** ====
525	525
526	526	This command is used to configure the RS485 devices; they won’t be used during sampling.
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727	727
728	728	* **AT Command:**
729	729
730		-No AT Command for this, user can press the [[ACT button>>path:#Button]] for 1 second for the same.
	736	+No AT Command for this, user can press the [[ACT button>>||anchor="3.7Buttons"]] for 1 second for the same.
731	731
732	732
733	733	* **Downlink Payload:**
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735	735	**0x08 FF**, RS485-LN will immediately send an uplink.
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738		-==== ====
739	739
740	740	==== **Clear RS485 Command** ====
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