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21		-The Dragino RS485-LN is a (% style="color:blue" %)**RS485 to LoRaWAN Converter**(%%). It converts the RS485 signal into LoRaWAN wireless signal which simplify the IoT installation and reduce the installation/maintaining cost.
	21	+The Dragino RS485-LN is a RS485 to LoRaWAN Converter. It converts the RS485 signal into LoRaWAN wireless signal which simplify the IoT installation and reduce the installation/maintaining cost.
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25		-RS485-LN allows user to (% style="color:blue" %)**monitor / control RS485 devices**(%%) and reach extremely long ranges. It provides ultra-long range spread spectrum communication and high interference immunity whilst minimizing current consumption. It targets professional wireless sensor network applications such as irrigation systems, smart metering, smart cities, smartphone detection, building automation, and so on.
	25	+RS485-LN allows user to monitor / control RS485 devices and reach extremely long ranges. It provides ultra-long range spread spectrum communication and high interference immunity whilst minimizing current consumption. It targets professional wireless sensor network applications such as irrigation systems, smart metering, smart cities, smartphone detection, building automation, and so on.
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29		-(% style="color:blue" %)**For data uplink**(%%), RS485-LN sends user-defined commands to RS485 devices and gets the return from the RS485 devices. RS485-LN will process these returns according to user-define rules to get the final payload and upload to LoRaWAN server.
	29	+For data uplink, RS485-LN sends user-defined commands to RS485 devices and gets the return from the RS485 devices. RS485-LN will process these returns according to user-define rules to get the final payload and upload to LoRaWAN server.
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33		-(% style="color:blue" %)**For data downlink**(%%), RS485-LN runs in LoRaWAN Class C. When there downlink commands from LoRaWAN server, RS485-LN will forward the commands from LoRaWAN server to RS485 devices.
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35		-(% style="color:blue" %)**Demo Dashboard for RS485-LN**(%%) connect to two energy meters: [[https:~~/~~/app.datacake.de/dashboard/d/58844a26-378d-4c5a-aaf5-b5b5b153447a>>url:https://app.datacake.de/dashboard/d/58844a26-378d-4c5a-aaf5-b5b5b153447a]]
	33	+For data downlink, RS485-LN runs in LoRaWAN Class C. When there downlink commands from LoRaWAN server, RS485-LN will forward the commands from LoRaWAN server to RS485 devices.
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39	39	[[image:1653267211009-519.png||height="419" width="724"]]
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41		-
42	42	== 1.2 Specifications ==
43	43
44		-
45	45	**Hardware System:**
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47	47	* STM32L072CZT6 MCU
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48	48	* SX1276/78 Wireless Chip
49	49	* Power Consumption (exclude RS485 device):
50	50	** Idle: 32mA@12v
	47	+
	48	+*
51	51	** 20dB Transmit: 65mA@12v
52	52
53	53	**Interface for Model:**
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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.
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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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100	100	* Smart Cities
101	101	* Smart Factory
102	102
103		-
104		-
105	105	== 1.5 Firmware Change log ==
106	106
107	107	[[RS485-LN Image files – Download link and Change log>>url:http://www.dragino.com/downloads/index.php?dir=RS485-LN/]]
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109		-
110	110	== 1.6 Hardware Change log ==
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114	114	v1.2: Add External Interrupt Pin.
115	115
116	116	v1.0: Release
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