Summary

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92	92	* Automatic RF Sense and CAD with ultra-fast AFC.
93	93	* Packet engine up to 256 bytes with CRC
94	94
95		-
96		-
97	97	== 1.3 Features ==
98	98
99	99	* LoRaWAN Class A & Class C protocol (default Class C)
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105	105	* Support Modbus protocol
106	106	* Support Interrupt uplink (Since hardware version v1.2)
107	107
108		-
109		-
110	110	== 1.4 Applications ==
111	111
112	112	* Smart Buildings & Home Automation
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116	116	* Smart Cities
117	117	* Smart Factory
118	118
119		-
120		-
121	121	== 1.5 Firmware Change log ==
122	122
123	123	[[RS485-LN Image files – Download link and Change log>>url:http://www.dragino.com/downloads/index.php?dir=RS485-LN/]]
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316	316	)))
317	317
318	318
319		-
320	320	=== 3.3.2 Configure sensors ===
321	321
322	322	(((
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328	328	(% border="1" cellspacing="10" style="background-color:#ffffcc; color:green; width:510px" %)
329	329	|=(% style="width: 110px;" %)**AT Commands**|=(% style="width: 190px;" %)**Description**|=(% style="width: 190px;" %)**Example**
330	330	|AT+CFGDEV|(% style="width:110px" %)(((
331		-(((
332	332	This command is used to configure the RS485/TTL devices; they won’t be used during sampling.
333		-)))
334	334
335		-(((
336	336	AT+CFGDEV=xx xx xx xx xx xx xx xx xx xx xx xx,
337		-)))
338	338
339		-(((
340	340	mm: 0: no CRC, 1: add CRC-16/MODBUS in the end of this command
341		-)))
342	342	)))|(% style="width:190px" %)AT+CFGDEV=xx xx xx xx xx xx xx xx xx xx xx xx,m
343	343
344	344
345		-
346	346	=== 3.3.3 Configure read commands for each sampling ===
347	347
348	348	(((
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1206	1206	|(% style="width:50px" %)**RST**|(% style="width:350px" %)Reboot RS485
1207	1207	|(% style="width:50px" %)**PRO**|(% style="width:350px" %)Use for upload image, see [[How to Update Image>>||anchor="H6.1Howtoupgradetheimage3F"]]
1208	1208
	1195	+
1209	1209	== 3.8 LEDs ==
1210	1210
1211	1211
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1214	1214	|**PWR**|Always on if there is power
1215	1215	|**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.
1216	1216
	1204	+
1217	1217	= 4. Case Study =
1218	1218
1219	1219	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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1265	1265	)))
1266	1266
1267	1267
1268		-(((
1269	1269	If device already joined network:
1270		-)))
1271	1271
1272	1272	(% class="box infomessage" %)
1273	1273	(((
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1306	1306
1307	1307	(% style="color:red" %)**Note:**
1308	1308
1309		-(((
1310	1310	(% style="color:red" %)1. Make sure the device is set to ABP mode in the IoT Server.
1311	1311	2. Make sure the LG01/02 gateway RX frequency is exactly the same as AT+CHS setting.
1312	1312	3. Make sure SF / bandwidth setting in LG01/LG02 match the settings of AT+DR. refer [[this link>>url:http://www.dragino.com/downloads/index.php?dir=LoRa_Gateway/&file=LoRaWAN%201.0.3%20Regional%20Parameters.xlsx]] to see what DR means.
1313	1313	4. The command AT+RX2FQ and AT+RX2DR is to let downlink work. to set the correct parameters, user can check the actually downlink parameters to be used. As below. Which shows the RX2FQ should use 868400000 and RX2DR should be 5
1314		-)))
1315	1315
1316	1316	[[image:1654162478620-421.png]]
1317	1317