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Author

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1		-XWiki.Xiaoling
	1	+XWiki.Bei

Content

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12	12
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14	14
15		-
16		-
17		-
18		-
19		-
20	20	**Table of Contents:**
21	21
22	22	{{toc/}}
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35	35
36	36	= 1.Introduction =
37	37
	33	+
38	38	== 1.1 What is RS485-LN RS485 to LoRaWAN Converter ==
39	39
40		-(((
41		-(((
42		-(((
43		-
44	44
	37	+(((
45	45	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.
46	46	)))
47		-)))
48	48
49	49	(((
50		-(((
51	51	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.
52	52	)))
53		-)))
54	54
55	55	(((
56		-(((
57	57	(% 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.
58	58	)))
59		-)))
60	60
61	61	(((
62		-(((
63	63	(% 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.
64	64	)))
65	65
66	66	(((
67	67	(% 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]]
68		-
69		-
70	70	)))
71		-)))
72		-)))
73	73
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74	74	(% aria-label="1653267211009-519.png image widget" contenteditable="false" role="region" tabindex="-1" %)[[image:1653267211009-519.png||data-widget="image" height="419" width="724"]](% style="background-image:url(http://wiki.dragino.com/xwiki/webjars/wiki%3Axwiki/application-ckeditor-webjar/1.61/plugins/widget/images/handle.png); background:rgba(220,220,220,0.5); display:none" %)[[image:data:image/gif;base64,R0lGODlhAQABAPABAP///wAAACH5BAEKAAAALAAAAAABAAEAAAICRAEAOw==||draggable="true" height="15" role="presentation" title="Click and drag to move" width="15"]](% title="Click and drag to resize" %)​
75	75
76	76
	61	+
77	77	== 1.2 Specifications ==
78	78
79	79
80		-**Hardware System:**
	65	+(% style="color:#037691" %)**Hardware System:**
81	81
82	82	* STM32L072CZT6 MCU
83	83	* SX1276/78 Wireless Chip
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85	85	** Idle: 32mA@12v
86	86	** 20dB Transmit: 65mA@12v
87	87
88		-**Interface for Model:**
	73	+(% style="color:#037691" %)**Interface for Model:**
89	89
90	90	* RS485
91	91	* Power Input 7~~ 24V DC.
92	92
93		-**LoRa Spec:**
	78	+(% style="color:#037691" %)**LoRa Spec:**
94	94
95	95	* Frequency Range:
96	96	** Band 1 (HF): 862 ~~ 1020 Mhz
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114	114
115	115	== 1.3 Features ==
116	116
	102	+
117	117	* LoRaWAN Class A & Class C protocol (default Class C)
118		-* Frequency Bands: CN470/EU433/KR920/US915/EU868/AS923/AU915/IN865/RU864
	104	+* Frequency Bands: CN470/EU433/KR920/US915/EU868/AS923/AU915/IN865/RU864/MA869
119	119	* AT Commands to change parameters
120	120	* Remote configure parameters via LoRa Downlink
121	121	* Firmware upgradable via program port
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126	126
127	127	== 1.4 Applications ==
128	128
	115	+
129	129	* Smart Buildings & Home Automation
130	130	* Logistics and Supply Chain Management
131	131	* Smart Metering
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136	136
137	137	== 1.5 Firmware Change log ==
138	138
	126	+
139	139	[[RS485-LN Image files – Download link and Change log>>url:http://www.dragino.com/downloads/index.php?dir=RS485-LN/]]
140	140
141	141
	130	+
142	142	== 1.6 Hardware Change log ==
143	143
	133	+
144	144	(((
145	145	(((
146	146	(((
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151	151	v1.0: Release
152	152	)))
153	153
	144	+
154	154
155	155	)))
156	156	)))
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157	157
158	158	= 2. Power ON Device =
159	159
	151	+
160	160	(((
161	161	The RS485-LN can be powered by 7 ~~ 24V DC power source. Connection as below
162	162
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169	169
170	170	(% aria-label="1653268091319-405.png image widget" contenteditable="false" role="region" tabindex="-1" %)[[image:1653268091319-405.png||data-widget="image"]](% style="background-image:url(http://wiki.dragino.com/xwiki/webjars/wiki%3Axwiki/application-ckeditor-webjar/1.61/plugins/widget/images/handle.png); background:rgba(220,220,220,0.5); display:none" %)[[image:data:image/gif;base64,R0lGODlhAQABAPABAP///wAAACH5BAEKAAAALAAAAAABAAEAAAICRAEAOw==||draggable="true" height="15" role="presentation" title="Click and drag to move" width="15"]](% title="Click and drag to resize" %)​
171	171
	164	+
172	172
173	173	)))
174	174
175	175	= 3. Operation Mode =
176	176
	170	+
177	177	== 3.1 How it works? ==
178	178
	173	+
179	179	(((
180	180	(((
181	181	The RS485-LN is configured as LoRaWAN OTAA Class C mode by default. It has OTAA keys to join network. To connect a local LoRaWAN network, user just need to input the OTAA keys in the network server and power on the RS485-LN. It will auto join the network via OTAA.
182	182	)))
183	183
	179	+
184	184
185	185	)))
186	186
187	187	== 3.2 Example to join LoRaWAN network ==
188	188
	185	+
189	189	Here shows an example for how to join the TTN V3 Network. Below is the network structure, we use [[LG308>>url:http://www.dragino.com/products/lora-lorawan-gateway/item/140-lg308.html]] as LoRaWAN gateway here.
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	188	+
191	191	(% aria-label="1653268155545-638.png image widget" contenteditable="false" role="region" tabindex="-1" %)[[image:1653268155545-638.png||data-widget="image" height="334" width="724"]](% style="background-image:url(http://wiki.dragino.com/xwiki/webjars/wiki%3Axwiki/application-ckeditor-webjar/1.61/plugins/widget/images/handle.png); background:rgba(220,220,220,0.5); display:none" %)[[image:data:image/gif;base64,R0lGODlhAQABAPABAP///wAAACH5BAEKAAAALAAAAAABAAEAAAICRAEAOw==||draggable="true" height="15" role="presentation" title="Click and drag to move" width="15"]](% title="Click and drag to resize" %)​
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193	193
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198	198
199	199	(((
200	200	485A+ and 485B- of the sensor are connected to RS485A and RA485B of RS485-LN respectively.
	199	+
	200	+
201	201	)))
202	202
203	203	(% aria-label="1653268227651-549.png image widget" contenteditable="false" role="region" tabindex="-1" %)[[image:1653268227651-549.png||data-widget="image" height="592" width="720"]](% style="background-image:url(http://wiki.dragino.com/xwiki/webjars/wiki%3Axwiki/application-ckeditor-webjar/1.61/plugins/widget/images/handle.png); background:rgba(220,220,220,0.5); display:none" %)[[image:data:image/gif;base64,R0lGODlhAQABAPABAP///wAAACH5BAEKAAAALAAAAAABAAEAAAICRAEAOw==||draggable="true" height="15" role="presentation" title="Click and drag to move" width="15"]](% title="Click and drag to resize" %)​
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205	205
206	206	(((
207	207	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:
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	209	+
208	208	)))
209	209
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222	222	(((
223	223	(((
224	224	User can enter this key in their LoRaWAN Server portal. Below is TTN V3 screen shot:
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	228	+
225	225	)))
226	226
227	227	(((
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235	235
236	236	(% aria-label="image-20220519174512-3.png image widget" contenteditable="false" role="region" tabindex="-1" %)[[image:image-20220519174512-3.png||data-widget="image" height="556" width="724"]](% style="background-image:url(http://wiki.dragino.com/xwiki/webjars/wiki%3Axwiki/application-ckeditor-webjar/1.61/plugins/widget/images/handle.png); background:rgba(220,220,220,0.5); display:none" %)[[image:data:image/gif;base64,R0lGODlhAQABAPABAP///wAAACH5BAEKAAAALAAAAAABAAEAAAICRAEAOw==||draggable="true" height="15" role="presentation" title="Click and drag to move" width="15"]](% title="Click and drag to resize" %)​
237	237
238		-(% aria-label="image-20220519174512-4.png image widget" contenteditable="false" role="region" tabindex="-1" %)[[image:image-20220519174512-4.png||data-widget="image"]](% style="background-image:url(http://wiki.dragino.com/xwiki/webjars/wiki%3Axwiki/application-ckeditor-webjar/1.61/plugins/widget/images/handle.png); background:rgba(220,220,220,0.5); display:none" %)[[image:data:image/gif;base64,R0lGODlhAQABAPABAP///wAAACH5BAEKAAAALAAAAAABAAEAAAICRAEAOw==||draggable="true" height="15" role="presentation" title="Click and drag to move" width="15"]](% title="Click and drag to resize" %)​
	242	+(% aria-label="image-20220519174512-4.png image widget" contenteditable="false" role="region" tabindex="-1" %)[[image:image-20220519174512-4.png||data-widget="image"]](% style="background-image:url(http://wiki.dragino.com/xwiki/webjars/wiki%3Axwiki/application-ckeditor-webjar/1.61/plugins/widget/images/handle.png); background:rgba(220,220,220,0.5); display:none" %)[[image:data:image/gif;base64,R0lGODlhAQABAPABAP///wAAACH5BAEKAAAALAAAAAABAAEAAAICRAEAOw==||draggable="true" height="15" role="presentation" title="Click and drag to move" width="15"]]
239	239
	244	+
	245	+(% title="Click and drag to resize" %)​
	246	+
240	240	You can also choose to create the device manually.
241	241
242	242	(% aria-label="1652953542269-423.png image widget" contenteditable="false" role="region" tabindex="-1" %)[[image:1652953542269-423.png||data-widget="image" height="710" width="723"]](% style="background-image:url(http://wiki.dragino.com/xwiki/webjars/wiki%3Axwiki/application-ckeditor-webjar/1.61/plugins/widget/images/handle.png); background:rgba(220,220,220,0.5); display:none" %)[[image:data:image/gif;base64,R0lGODlhAQABAPABAP///wAAACH5BAEKAAAALAAAAAABAAEAAAICRAEAOw==||draggable="true" height="15" role="presentation" title="Click and drag to move" width="15"]](% title="Click and drag to resize" %)​
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248	248	(% aria-label="1652953553383-907.png image widget" contenteditable="false" role="region" tabindex="-1" %)[[image:1652953553383-907.png||data-widget="image" height="514" width="724"]](% style="background-image:url(http://wiki.dragino.com/xwiki/webjars/wiki%3Axwiki/application-ckeditor-webjar/1.61/plugins/widget/images/handle.png); background:rgba(220,220,220,0.5); display:none" %)[[image:data:image/gif;base64,R0lGODlhAQABAPABAP///wAAACH5BAEKAAAALAAAAAABAAEAAAICRAEAOw==||draggable="true" height="15" role="presentation" title="Click and drag to move" width="15"]](% title="Click and drag to resize" %)​
249	249
250	250
	258	+
251	251	(((
252	252	(% style="color:blue" %)**Step 2**(%%): Power on RS485-LN and it will auto join to the TTN V3 network. After join success, it will start to upload message to TTN V3 and user can see in the panel.
	261	+
	262	+
253	253	)))
254	254
255	255	(% aria-label="1652953568895-172.png image widget" contenteditable="false" role="region" tabindex="-1" %)[[image:1652953568895-172.png||data-widget="image" height="232" width="724"]](% style="background-image:url(http://wiki.dragino.com/xwiki/webjars/wiki%3Axwiki/application-ckeditor-webjar/1.61/plugins/widget/images/handle.png); background:rgba(220,220,220,0.5); display:none" %)[[image:data:image/gif;base64,R0lGODlhAQABAPABAP///wAAACH5BAEKAAAALAAAAAABAAEAAAICRAEAOw==||draggable="true" height="15" role="presentation" title="Click and drag to move" width="15"]](% title="Click and drag to resize" %)​
256	256
257	257
	268	+
258	258	== 3.3 Configure Commands to read data ==
259	259
	271	+
260	260	(((
261	261	(((
262	262	(((
263	263	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-LNviaATorDownlink"]] or LoRaWAN Downlink Command to configure what commands RS485-LN should send for each sampling and how to handle the return from RS485 devices.
	276	+
	277	+
264	264	)))
265	265	)))
266	266
267	267	(((
268	268	(((
269		-(% style="color:red" %)Note: below description and commands are for firmware version >v1.1, if you have firmware version v1.0. Please check the [[user manual v1.0>>url:http://www.dragino.com/downloads/index.php?dir=RS485-LN/&file=RS485-LN_UserManual_v1.0.1.pdf]] or upgrade the firmware to v1.1
	283	+(% style="color:red" %)**Note: below description and commands are for firmware version >v1.1, if you have firmware version v1.0. Please check the [[user manual v1.0>>url:http://www.dragino.com/downloads/index.php?dir=RS485-LN/&file=RS485-LN_UserManual_v1.0.1.pdf]] or upgrade the firmware to v1.1**
270	270	)))
271	271
	286	+
272	272
273	273	)))
274	274	)))
275	275
276		-=== 3.3.1 onfigure UART settings for RS485 or TTL communication ===
	291	+=== 3.3.1 Configure UART settings for RS485 or TTL communication ===
277	277
	293	+
278	278	To use RS485-LN to read data from RS485 sensors, connect the RS485-LN A/B traces to the sensors. And user need to make sure RS485-LN use the match UART setting to access the sensors. The related commands for UART settings are:
279	279
280		-(% border="1" cellspacing="10" style="background-color:#ffffcc; color:green; width:510px" %)
	296	+
	297	+(% border="1" cellspacing="5" style="background-color:#ffffcc; color:green; width:510px" %)
281	281	|=(% style="width: 110px;" %)(((
282	282	**AT Commands**
283		-)))|=(% style="width: 190px;" %)(((
	300	+)))|=(% style="width: 210px;" %)(((
284	284	**Description**
285	285	)))|=(% style="width: 190px;" %)(((
286	286	**Example**
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338	338
339	339	=== 3.3.2 Configure sensors ===
340	340
	358	+
341	341	(((
342	342	(((
343		-Some sensors might need to configure before normal operation. User can configure such sensor via PC and RS485 adapter or through RS485-LN AT Commands (% style="color:#4f81bd" %)**AT+CFGDEV**(%%). Each (% style="color:#4f81bd" %)**AT+CFGDEV **(%%)equals to send a RS485 command to sensors. This command will only run when user input it and won’t run during each sampling.
	361	+Some sensors might need to configure before normal operation. User can configure such sensor via PC and RS485 adapter or through RS485-LN AT Commands (% style="color:#4f81bd" %)**AT+CFGDEV**(%%). Each (% style="color:#4f81bd" %)**AT+CFGDEV **(%%)equals to send a RS485 command to sensors. This command will only run when user input it and won't run during each sampling.
	362	+
	363	+
344	344	)))
345	345	)))
346	346
347		-(% border="1" cellspacing="10" style="background-color:#ffffcc; color:green; width:510px" %)
348		-|=(% style="width: 110px;" %)**AT Commands**|=(% style="width: 190px;" %)**Description**|=(% style="width: 190px;" %)**Example**
	367	+(% border="1" cellspacing="5" style="background-color:#ffffcc; color:green; width:510px" %)
	368	+|=(% style="width: 110px;" %)**AT Commands**|=(% style="width: 210px;" %)**Description**|=(% style="width: 190px;" %)**Example**
349	349	|AT+CFGDEV|(% style="width:110px" %)(((
350	350	(((
351	351	This command is used to configure the RS485/TTL devices; they won’t be used during sampling.
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360	360	)))
361	361	)))|(% style="width:190px" %)AT+CFGDEV=xx xx xx xx xx xx xx xx xx xx xx xx,m
362	362
	383	+
363	363	=== 3.3.3 Configure read commands for each sampling ===
364	364
	386	+
365	365	(((
366	366	During each sampling, we need confirm what commands we need to send to the RS485 sensors to read data. After the RS485 sensors send back the value, it normally include some bytes and we only need a few from them for a shorten payload.
367	367
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374	374
375	375	(% style="color:#037691" %)**Each RS485 commands include two parts:**
376	376
	399	+
377	377	~1. What commands RS485-LN will send to the RS485 sensors. There are total 15 commands from **AT+COMMAD1**, **ATCOMMAND2**,…, to **AT+COMMANDF**. All commands are of same grammar.
378	378
379	379	2. How to get wanted value the from RS485 sensors returns from by 1). There are total 15 AT Commands to handle the return, commands are **AT+DATACUT1**,**AT+DATACUT2**,…, **AT+DATACUTF** corresponding to the commands from 1). All commands are of same grammar.
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390	390
391	391	(% border="1" style="background-color:#4bacc6; color:white; width:499px" %)
392	392	|(% style="width:496px" %)(((
393		-(% style="color:#037691" %)**AT+COMMANDx=xx xx xx xx xx xx xx xx xx xx xx xx,m**
	416	+**AT+COMMANDx=xx xx xx xx xx xx xx xx xx xx xx xx,m**
394	394
395	395	**xx xx xx xx xx xx xx xx xx xx xx xx: The RS485 command to be sent**
396	396
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402	402	In the RS485-LN, we should use this command AT+COMMAND1=01 03 0B B8 00 02,1 for the same.
403	403
404	404
405		-(% style="color:#037691" %)**AT+DATACUTx **(%%)**: **This command defines how to handle the return from AT+COMMANDx, max return length is 45 bytes.
	428	+(% style="color:#037691" %)**AT+DATACUTx **(%%)**: **This command defines how to handle the return from AT+COMMANDx, max return length is 100 bytes.
406	406
407	407	(% border="1" style="background-color:#4bacc6; color:white; width:510px" %)
408	408	|(% style="width:510px" %)(((
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415	415
416	416	**Examples:**
417	417
	441	+
418	418	* (% style="color:#037691" %)**Grab bytes**
419	419
420	420	(% aria-label="image-20220602153621-1.png image widget" contenteditable="false" role="region" tabindex="-1" %)[[image:image-20220602153621-1.png||data-widget="image"]](% style="background-image:url(http://wiki.dragino.com/xwiki/webjars/wiki%3Axwiki/application-ckeditor-webjar/1.61/plugins/widget/images/handle.png); background:rgba(220,220,220,0.5); display:none" %)[[image:data:image/gif;base64,R0lGODlhAQABAPABAP///wAAACH5BAEKAAAALAAAAAABAAEAAAICRAEAOw==||draggable="true" height="15" role="presentation" title="Click and drag to move" width="15"]](% title="Click and drag to resize" %)​
421	421
422	422
	447	+
423	423	* (% style="color:#037691" %)**Grab a section**
424	424
425	425	(% aria-label="image-20220602153621-2.png image widget" contenteditable="false" role="region" tabindex="-1" %)[[image:image-20220602153621-2.png||data-widget="image"]](% style="background-image:url(http://wiki.dragino.com/xwiki/webjars/wiki%3Axwiki/application-ckeditor-webjar/1.61/plugins/widget/images/handle.png); background:rgba(220,220,220,0.5); display:none" %)[[image:data:image/gif;base64,R0lGODlhAQABAPABAP///wAAACH5BAEKAAAALAAAAAABAAEAAAICRAEAOw==||draggable="true" height="15" role="presentation" title="Click and drag to move" width="15"]](% title="Click and drag to resize" %)​
426	426
427	427
	453	+
428	428	* (% style="color:#037691" %)**Grab different sections**
429	429
430	430	(% aria-label="image-20220602153621-3.png image widget" contenteditable="false" role="region" tabindex="-1" %)[[image:image-20220602153621-3.png||data-widget="image"]](% style="background-image:url(http://wiki.dragino.com/xwiki/webjars/wiki%3Axwiki/application-ckeditor-webjar/1.61/plugins/widget/images/handle.png); background:rgba(220,220,220,0.5); display:none" %)[[image:data:image/gif;base64,R0lGODlhAQABAPABAP///wAAACH5BAEKAAAALAAAAAABAAEAAAICRAEAOw==||draggable="true" height="15" role="presentation" title="Click and drag to move" width="15"]](% title="Click and drag to resize" %)​
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435	435
436	436	=== 3.3.4 Compose the uplink payload ===
437	437
	464	+
438	438	(((
439	439	Through AT+COMMANDx and AT+DATACUTx we got valid value from each RS485 commands, Assume these valid value are RETURN1, RETURN2, .., to RETURNx. The next step is how to compose the LoRa Uplink Payload by these RETURNs. The command is **AT+DATAUP.**
440	440
...	...	@@ -452,18 +452,16 @@
452	452	)))
453	453
454	454	(((
455		-Final Payload is
	482	+Final Payload is (% style="color:#4f81bd" %)**Battery Info+PAYVER + VALID Value from RETURN1 + Valid Value from RETURN2 + … + RETURNx**
456	456	)))
457	457
458	458	(((
459		-(% style="color:#4f81bd" %)**Battery Info+PAYVER + VALID Value from RETURN1 + Valid Value from RETURN2 + … + RETURNx**
460		-)))
461		-
462		-(((
463	463	Where PAYVER is defined by AT+PAYVER, below is an example screen shot.
	487	+
	488	+
464	464	)))
465	465
466		-(% aria-label="1653269759169-150.png image widget" contenteditable="false" role="region" tabindex="-1" %)[[image:1653269759169-150.png||data-widget="image" height="513" width="716"]](% style="background-image:url(http://wiki.dragino.com/xwiki/webjars/wiki%3Axwiki/application-ckeditor-webjar/1.61/plugins/widget/images/handle.png); background:rgba(220,220,220,0.5); display:none" %)[[image:data:image/gif;base64,R0lGODlhAQABAPABAP///wAAACH5BAEKAAAALAAAAAABAAEAAAICRAEAOw==||draggable="true" height="15" role="presentation" title="Click and drag to move" width="15"]](% title="Click and drag to resize" %)​
	491	+[[image:image-20220929111027-1.png||height="509" width="685"]](% title="Click and drag to resize" %)​
467	467
468	468
469	469	(% style="color:#037691" %)**Examples: AT+DATAUP=1**
...	...	@@ -471,16 +471,18 @@
471	471
472	472	Compose the uplink payload with value returns in sequence and send with (% style="color:red" %)**Multiply UPLINKs**.
473	473
474		-Final Payload is
	499	+Final Payload is (% style="color:#4f81bd" %)**PAYVER + PAYLOAD COUNT + PAYLOAD# + DATA**
475	475
476		-(% style="color:#4f81bd" %)**Battery Info+PAYVER + PAYLOAD COUNT + PAYLOAD# + DATA**
477	477
	502	+~1. PAYVER: Defined by AT+PAYVER
478	478
479		-1. PAYVER: Defined by AT+PAYVER
480		-1. PAYLOAD COUNT: Total how many uplinks of this sampling.
481		-1. PAYLOAD#: Number of this uplink. (from 0,1,2,3…,to PAYLOAD COUNT)
482		-1. DATA: Valid value: max 8 bytes for each uplink so each uplink <= 11 bytes. For the last uplink, DATA will might less than 8 bytes
	504	+2. PAYLOAD COUNT: Total how many uplinks of this sampling.
483	483
	506	+3. PAYLOAD#: Number of this uplink. (from 0,1,2,3…,to PAYLOAD COUNT)
	507	+
	508	+4. DATA: Valid value: max 8 bytes for each uplink so each uplink <= 11 bytes. For the last uplink, DATA will might less than 8 bytes
	509	+
	510	+
484	484	(% aria-label="image-20220602155039-4.png image widget" contenteditable="false" role="region" tabindex="-1" %)[[image:image-20220602155039-4.png||data-widget="image"]](% style="background-image:url(http://wiki.dragino.com/xwiki/webjars/wiki%3Axwiki/application-ckeditor-webjar/1.61/plugins/widget/images/handle.png); background:rgba(220,220,220,0.5); display:none" %)[[image:data:image/gif;base64,R0lGODlhAQABAPABAP///wAAACH5BAEKAAAALAAAAAABAAEAAAICRAEAOw==||draggable="true" height="15" role="presentation" title="Click and drag to move" width="15"]](% title="Click and drag to resize" %)​
485	485
486	486
...	...	@@ -493,8 +493,9 @@
493	493	DATA3=the rest of Valid value of RETURN10= **30**
494	494
495	495
496		-(% style="color:red" %)Notice: In firmware v1.3, the Max bytes has been changed according to the max bytes in different Frequency Bands for lowest SF. As below:
	523	+(% style="color:red" %)**Notice: In firmware v1.3, the Max bytes has been changed according to the max bytes in different Frequency Bands for lowest SF. As below:**
497	497
	525	+
498	498	~* For AU915/AS923 bands, if UplinkDwell time=0, max 51 bytes for each uplink.
499	499
500	500	* For AU915/AS923 bands, if UplinkDwell time=0, max 11 bytes for each uplink.
...	...	@@ -504,8 +504,15 @@
504	504	~* For all other bands: max 51 bytes for each uplink.
505	505
506	506
	535	+(% style="color:red" %)** When AT+DATAUP=1, the maximum number of segments is 15, and the maximum total number of bytes is 1500;**
	536	+
	537	+(% style="color:red" %)** When AT+DATAUP=1 and AT+ADR=0, the maximum number of bytes of each payload is determined by the DR value. (Since v1.4.0)**
	538	+
	539	+
	540	+
507	507	Below are the uplink payloads:
508	508
	543	+
509	509	(% aria-label="1654157178836-407.png image widget" contenteditable="false" role="region" tabindex="-1" %)[[image:1654157178836-407.png||data-widget="image"]](% style="background-image:url(http://wiki.dragino.com/xwiki/webjars/wiki%3Axwiki/application-ckeditor-webjar/1.61/plugins/widget/images/handle.png); background:rgba(220,220,220,0.5); display:none" %)[[image:data:image/gif;base64,R0lGODlhAQABAPABAP///wAAACH5BAEKAAAALAAAAAABAAEAAAICRAEAOw==||draggable="true" height="15" role="presentation" title="Click and drag to move" width="15"]](% title="Click and drag to resize" %)​
510	510
511	511
...	...	@@ -512,35 +512,61 @@
512	512
513	513	=== 3.3.5 Uplink on demand ===
514	514
	550	+
515	515	Except uplink periodically, RS485-LN is able to uplink on demand. The server send downlink command to RS485-LN and RS485 will uplink data base on the command.
516	516
517		-Downlink control command:
	553	+(% style="color:blue" %)**Downlink control command:**
518	518
519		-**0x08 command**: Poll an uplink with current command set in RS485-LN.
	555	+(% style="color:#4472c4" %)** 0x08 command**(%%): Poll an uplink with current command set in RS485-LN.
520	520
521		-**0xA8 command**: Send a command to RS485-LN and uplink the output from sensors.
	557	+(% style="color:#4472c4" %)** 0xA8 command**(%%): Send a command to RS485-LN and uplink the output from sensors.
522	522
523	523
524	524
525	525	=== 3.3.6 Uplink on Interrupt ===
526	526
	563	+
527	527	RS485-LN support external Interrupt uplink since hardware v1.2 release.
528	528
	566	+
529	529	(% aria-label="1654157342174-798.png image widget" contenteditable="false" role="region" tabindex="-1" %)[[image:1654157342174-798.png||data-widget="image"]](% style="background-image:url(http://wiki.dragino.com/xwiki/webjars/wiki%3Axwiki/application-ckeditor-webjar/1.61/plugins/widget/images/handle.png); background:rgba(220,220,220,0.5); display:none" %)[[image:data:image/gif;base64,R0lGODlhAQABAPABAP///wAAACH5BAEKAAAALAAAAAABAAEAAAICRAEAOw==||draggable="true" height="15" role="presentation" title="Click and drag to move" width="15"]](% title="Click and drag to resize" %)​
530	530
531	531	Connect the Interrupt pin to RS485-LN INT port and connect the GND pin to V- port. When there is a high voltage (Max 24v) on INT pin. Device will send an uplink packet.
532	532
533	533
	572	+
534	534	== 3.4 Uplink Payload ==
535	535
536	536
537		-(% aria-label="image-20220606110929-1.png image widget" contenteditable="false" role="region" tabindex="-1" %)[[image:image-20220606110929-1.png||data-widget="image"]](% style="background-image:url(http://wiki.dragino.com/xwiki/webjars/wiki%3Axwiki/application-ckeditor-webjar/1.61/plugins/widget/images/handle.png); background:rgba(220,220,220,0.5); display:none" %)[[image:data:image/gif;base64,R0lGODlhAQABAPABAP///wAAACH5BAEKAAAALAAAAAABAAEAAAICRAEAOw==||draggable="true" height="15" role="presentation" title="Click and drag to move" width="15"]](% title="Click and drag to resize" %)​
	576	+(% border="1" cellspacing="5" style="background-color:#ffffcc; color:green; width:500px" %)
	577	+|=(% scope="row" style="width: 60px;" %)(((
	578	+Size(bytes)
	579	+)))|(% style="width:80px" %)1|(% style="width:360px" %)(((
	580	+Length depends on the return from the commands
	581	+)))
	582	+|=(% style="width: 90px;" %)(((
	583	+Value
	584	+)))|(% style="width:114px" %)(((
	585	+PAYLOAD_VER
	586	+)))|(% style="width:353px" %)(((
	587	+If the valid payload is too long and exceed the maximum
538	538
	589	+support payload length in server, server will show payload not
	590	+
	591	+provided in the LoRaWAN server.
	592	+)))
	593	+
	594	+(% style="background-image:url(http://wiki.dragino.com/xwiki/webjars/wiki%3Axwiki/application-ckeditor-webjar/1.61/plugins/widget/images/handle.png); background:rgba(220,220,220,0.5); display:none" %)[[image:data:image/gif;base64,R0lGODlhAQABAPABAP///wAAACH5BAEKAAAALAAAAAABAAEAAAICRAEAOw==||draggable="true" height="15" role="presentation" title="Click and drag to move" width="15"]]
	595	+
	596	+(% title="Click and drag to resize" %)​
	597	+
539	539	Below is the decoder for the first 3 bytes. The rest bytes are dynamic depends on different RS485 sensors.
540	540
541	541
	601	+
542	542	== 3.5 Configure RS485-LN via AT or Downlink ==
543	543
	604	+
544	544	(((
545	545	User can configure RS485-LN via AT Commands or LoRaWAN Downlink Commands
546	546	)))
...	...	@@ -562,17 +562,24 @@
562	562	)))
563	563
564	564
	626	+
565	565	=== 3.5.1 Common Commands ===
566	566
	629	+
567	567	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]]
568	568
569	569
570		-=== 3.5.2 Sensor related commands ===
571	571
	634	+=== 3.5.2 Downlink Response(Since firmware v1.4) ===
	635	+
	636	+
572	572	Response feature is added to the server's downlink, a special package with a FPort of 200 will be uploaded immediately after receiving the data sent by the server.
573	573
574		-(% aria-label="image-20220602163333-5.png image widget" contenteditable="false" role="region" tabindex="-1" %)[[image:image-20220602163333-5.png||data-widget="image" height="263" width="1160"]](% title="Click and drag to resize" %)​
575	575
	640	+(% aria-label="image-20220602163333-5.png image widget" contenteditable="false" role="region" tabindex="-1" %)[[image:image-20220602163333-5.png||data-widget="image" height="263" width="1160"]]
	641	+
	642	+(% title="Click and drag to resize" %)​
	643	+
576	576	The first byte of this package represents whether the configuration is successful, 00 represents failure, 01 represents success. Except for the first byte, the other is the previous downlink. (All commands except A8 type commands are applicable)
577	577
578	578
...	...	@@ -584,15 +584,16 @@
584	584
585	585	==== (% style="color:blue" %)**RS485 Debug Command**(%%) ====
586	586
	655	+
587	587	(((
588		-This command is used to configure the RS485 devices; they won’t be used during sampling.
	657	+This command is used to configure the RS485 devices; they won't be used during sampling. Max Length of AT+CFGDEV is **40 bytes**.
589	589	)))
590	590
591		-* (((
592		-(% style="color:#037691" %)**AT Command**
	660	+(((
	661	+* (% style="color:#037691" %)**AT Command**
593	593
594	594	(((
595		-**AT+CFGDEV=xx xx xx xx xx xx xx xx xx xx xx xx,m**  m: 0: no CRC, 1: add CRC-16/MODBUS in the end of this command
	664	+(% style="color:#4472c4" %)** AT+CFGDEV=xx xx xx xx xx xx xx xx xx xx xx xx,m**  (%%) m: 0: no CRC, 1: add CRC-16/MODBUS in the end of this command
596	596	)))
597	597	)))
598	598
...	...	@@ -605,7 +605,7 @@
605	605	)))
606	606
607	607	(((
608		-Format: A8 MM NN XX XX XX XX YY
	677	+Format: (% style="color:#4472c4" %)** A8 MM NN XX XX XX XX YY**
609	609	)))
610	610
611	611	(((
...	...	@@ -640,7 +640,7 @@
640	640	(((
641	641
642	642
643		-**Example 1**  ~-~-> Configure without ask for uplink (YY=0)
	712	+(% style="color:blue" %)**Example 1:**  (%%) ~-~-> Configure without ask for uplink (YY=0)
644	644	)))
645	645
646	646	(((
...	...	@@ -678,7 +678,7 @@
678	678	)))
679	679
680	680	(((
681		-**Example 2**  ~-~-> Configure with requesting uplink and original downlink command (**YY=FF**)
	750	+(% style="color:blue" %)**Example 2:**  (%%) ~-~-> Configure with requesting uplink and original downlink command (**YY=FF**)
682	682	)))
683	683
684	684	(((
...	...	@@ -706,34 +706,50 @@
706	706
707	707	==== (% style="color:blue" %)**Set Payload version**(%%) ====
708	708
	778	+
709	709	(((
710	710	This is the first byte of the uplink payload. RS485-LN can connect to different sensors. User can set the PAYVER field to tell server how to decode the current payload.
711	711	)))
712	712
713		-* (((
714		-(% style="color:#037691" %)**AT Command:**
	783	+(((
	784	+* (% style="color:#037691" %)**AT Command:**
715	715
716		-**AT+PAYVER:    **Set PAYVER field = 1
	786	+(% style="color:#4472c4" %)** AT+PAYVER:    ** (%%) Set PAYVER field = 1
717	717
718	718
719	719	)))
	790	+
720	720	* (((
721	721	(% style="color:#037691" %)**Downlink Payload:**
722	722	)))
723	723
724	724	(((
725		-**0xAE 01**  ~-~->  Set PAYVER field =  0x01
	796	+(% style="color:#4472c4" %)** 0xAE 01** (%%) ~-~->  Set PAYVER field =  0x01
726	726	)))
727	727
728	728	(((
729		-**0xAE 0F**   ~-~->  Set PAYVER field =  0x0F
	800	+(% style="color:#4472c4" %)** 0xAE 0F**   (%%) ~-~->  Set PAYVER field =  0x0F
730	730	)))
731	731
732	732
	804	+**1 )  Add the interrupt flag at the highest bit of the Payver byte, that is, Byte7 of the first byte. (Since v1.4.0)**
733	733
734	734
	807	+[[image:image-20220824145428-2.png||height="168" width="1300"]]
	808	+
	809	+
	810	+
	811	+**2 )  if the data intercepted by AT+DATACUT or AT+MBFUN is empty, it will display NULL, and the payload will be filled with n FFs.**
	812	+
	813	+
	814	+[[image:image-20220824145428-3.png||height="308" width="1200"]]
	815	+
	816	+
	817	+
	818	+
735	735	==== (% style="color:blue" %)**Set RS485 Sampling Commands**(%%) ====
736	736
	821	+
737	737	(((
738	738	AT+COMMANDx or AT+DATACUTx
739	739	)))
...	...	@@ -750,9 +750,9 @@
750	750	(% style="color:#037691" %)**AT Command:**
751	751	)))
752	752
753		-**AT+COMMANDx:    **Configure RS485 read command to sensor.
	838	+(% style="color:#4472c4" %)** AT+COMMANDx:    ** (%%) Configure RS485 read command to sensor.
754	754
755		-**AT+DATACUTx:        **Configure how to handle return from RS485 devices.
	840	+(% style="color:#4472c4" %)** AT+DATACUTx:        **(%%) Configure how to handle return from RS485 devices.
756	756
757	757
758	758	* (((
...	...	@@ -760,15 +760,19 @@
760	760	)))
761	761
762	762	(((
763		-**0xAF** downlink command can be used to set AT+COMMANDx or AT+DATACUTx.
	848	+(% style="color:#4472c4" %)** 0xAF**(%%) downlink command can be used to set AT+COMMANDx or AT+DATACUTx.
	849	+
	850	+
764	764	)))
765	765
766	766	(((
767		-(% style="color:red" %)**Note**(%%): if user use AT+COMMANDx to add a new command, he also need to send AT+DATACUTx downlink.
	854	+(% style="color:red" %)**Note : if user use AT+COMMANDx to add a new command, he also need to send AT+DATACUTx downlink.**
	855	+
	856	+
768	768	)))
769	769
770	770	(((
771		-Format: AF MM NN LL XX XX XX XX YY
	860	+Format: (% style="color:#4472c4" %)** AF MM NN LL XX XX XX XX YY**
772	772	)))
773	773
774	774	(((
...	...	@@ -814,8 +814,9 @@
814	814
815	815	==== (% style="color:blue" %)**Fast command to handle MODBUS device**(%%) ====
816	816
	906	+
817	817	(((
818		-**AT+MBFUN** is valid since v1.3 firmware version. The command is for fast configure to read Modbus devices. It is only valid for the devices which follow the [[MODBUS-RTU protocol>>url:https://www.modbustools.com/modbus.html]].
	908	+(% style="color:#4472c4" %)** AT+MBFUN**(%%) is valid since v1.3 firmware version. The command is for fast configure to read Modbus devices. It is only valid for the devices which follow the [[MODBUS-RTU protocol>>url:https://www.modbustools.com/modbus.html]].
819	819	)))
820	820
821	821	(((
...	...	@@ -846,8 +846,10 @@
846	846
847	847	)))
848	848
849		-(% aria-label="image-20220602165351-6.png image widget" contenteditable="false" role="region" tabindex="-1" %)[[image:image-20220602165351-6.png||data-widget="image"]](% title="Click and drag to resize" %)​
	939	+(% aria-label="image-20220602165351-6.png image widget" contenteditable="false" role="region" tabindex="-1" %)[[image:image-20220602165351-6.png||data-widget="image"]]
850	850
	941	+(% title="Click and drag to resize" %)​
	942	+
851	851	(% aria-label="image-20220602165351-7.png image widget" contenteditable="false" role="region" tabindex="-1" %)[[image:image-20220602165351-7.png||data-widget="image"]](% title="Click and drag to resize" %)​
852	852
853	853
...	...	@@ -855,6 +855,7 @@
855	855
856	856	==== (% style="color:blue" %)**RS485 command timeout**(%%) ====
857	857
	950	+
858	858	(((
859	859	Some Modbus device has slow action to send replies. This command is used to configure the RS485-LN to use longer time to wait for their action.
860	860	)))
...	...	@@ -863,10 +863,10 @@
863	863	Default value: 0, range:  0 ~~ 65 seconds
864	864	)))
865	865
866		-* (((
867		-(% style="color:#037691" %)** AT Command:**
	959	+(((
	960	+* (% style="color:#037691" %)** AT Command:**
868	868
869		-**AT+CMDDLaa=hex(bb cc)*1000**
	962	+(% style="color:#4472c4" %)** AT+CMDDLaa=hex(bb cc)*1000**
870	870	)))
871	871
872	872	(((
...	...	@@ -876,7 +876,7 @@
876	876	)))
877	877
878	878	(((
879		-**AT+CMDDL1=1000** to send the open time to 1000ms
	972	+(% style="color:#4472c4" %)** AT+CMDDL1=1000** (%%)to send the open time to 1000ms
880	880	)))
881	881
882	882	(((
...	...	@@ -888,14 +888,12 @@
888	888	)))
889	889
890	890	(((
891		-**0x AA aa bb cc**
	984	+(% style="color:#4472c4" %)** 0x AA aa bb cc**(%%) Same as: AT+CMDDLaa=hex(bb cc)*1000
892	892	)))
893	893
894	894	(((
895		-Same as: AT+CMDDLaa=hex(bb cc)*1000
896		-)))
	988	+
897	897
898		-(((
899	899	**Example:**
900	900	)))
901	901
...	...	@@ -908,6 +908,7 @@
908	908
909	909	==== (% style="color:blue" %)**Uplink payload mode**(%%) ====
910	910
	1002	+
911	911	(((
912	912	Define to use one uplink or multiple uplinks for the sampling.
913	913	)))
...	...	@@ -918,13 +918,19 @@
918	918
919	919	)))
920	920
921		-* (((
922		-(% style="color:#037691" %)** AT Command:**
	1013	+(((
	1014	+* (% style="color:#037691" %)** AT Command:**
	1015	+
	1016	+(% style="color:#4472c4" %)** AT+DATAUP=0**
	1017	+
	1018	+(% style="color:#4472c4" %)** AT+DATAUP=1**
	1019	+
	1020	+
923	923	)))
924	924
925		-**AT+DATAUP=0**
	1023	+(% style="color:#4472c4" %)** 0xAD 01 00 00 14** (%%) **~-~->** Same as AT+DATAUP=1，20000  ~/~/  (00 00 14 is 20 seconds)
926	926
927		-**AT+DATAUP=1**
	1025	+Each uplink is sent to the server at 20-second intervals when segmented.
928	928
929	929
930	930	* (((
...	...	@@ -931,19 +931,32 @@
931	931	(% style="color:#037691" %)** Downlink Payload:**
932	932	)))
933	933
934		-(((
935		-**0xAD 00**  **~-~->** Same as AT+DATAUP=0
	1032	+(% style="color:#4472c4" %)** 0xAD 00** (%%) **~-~->** Same as AT+DATAUP=0
	1033	+
	1034	+(% style="color:#4472c4" %)** 0xAD 01**  (%%) **~-~->** Same as AT+DATAUP=1  ~/~/Each uplink is sent to the server one after the other as it is segmented.
	1035	+
	1036	+
	1037	+* (((
	1038	+(% style="color:#037691" %)** AT Command:**
936	936	)))
937	937
938		-(((
939		-**0xAD 01**  **~-~->** Same as AT+DATAUP=1
	1041	+(% style="color:#4472c4" %)** AT+DATAUP=1,Timeout**
	1042	+
	1043	+
	1044	+* (((
	1045	+(% style="color:#037691" %)** Downlink Payload:**
940	940	)))
941	941
	1048	+(% style="color:#4472c4" %)** 0xAD 01 00 00 14** (%%) **~-~->** Same as AT+DATAUP=1，20000  ~/~/  (00 00 14 is 20 seconds)
942	942
	1050	+Each uplink is sent to the server at 20-second intervals when segmented.
943	943
944	944
	1053	+
	1054	+
945	945	==== (% style="color:blue" %)**Manually trigger an Uplink**(%%) ====
946	946
	1057	+
947	947	(((
948	948	Ask device to send an uplink immediately.
949	949	)))
...	...	@@ -965,7 +965,7 @@
965	965	)))
966	966
967	967	(((
968		-**0x08 FF**, RS485-LN will immediately send an uplink.
	1079	+(% style="color:#4472c4" %)** 0x08 FF**(%%), RS485-LN will immediately send an uplink.
969	969	)))
970	970
971	971
...	...	@@ -973,6 +973,7 @@
973	973
974	974	==== (% style="color:blue" %)**Clear RS485 Command**(%%) ====
975	975
	1087	+
976	976	(((
977	977	The AT+COMMANDx and AT+DATACUTx settings are stored in special location, user can use below command to clear them.
978	978
...	...	@@ -984,10 +984,12 @@
984	984	)))
985	985
986	986	(((
987		-**AT+CMDEAR=mm,nn**   mm: start position of erase ,nn: stop position of erase
	1099	+(% style="color:#4472c4" %)** AT+CMDEAR=mm,nn** (%%) mm: start position of erase ,nn: stop position of erase
988	988	)))
989	989
990	990	(((
	1103	+
	1104	+
991	991	Etc. AT+CMDEAR=1,10 means erase AT+COMMAND1/AT+DATACUT1 to AT+COMMAND10/AT+DATACUT10
992	992	)))
993	993
...	...	@@ -1011,7 +1011,7 @@
1011	1011	)))
1012	1012
1013	1013	(((
1014		-**0x09 aa bb** same as AT+CMDEAR=aa,bb
	1128	+(% style="color:#4472c4" %)** 0x09 aa bb** (%%) same as AT+CMDEAR=aa,bb
1015	1015	)))
1016	1016
1017	1017
...	...	@@ -1019,21 +1019,20 @@
1019	1019
1020	1020	==== (% style="color:blue" %)**Set Serial Communication Parameters**(%%) ====
1021	1021
	1136	+
1022	1022	(((
1023	1023	Set the Rs485 serial communication parameters:
1024	1024	)))
1025	1025
1026		-* (((
1027		-(% style="color:#037691" %)** AT Command:**
	1141	+(((
	1142	+(% style="color:#037691" %)**AT Command:**
1028	1028	)))
1029	1029
1030	1030	(((
1031		-
1032		-
1033	1033	* Set Baud Rate
1034	1034	)))
1035	1035
1036		-**AT+BAUDR=9600**    ~/~/ Options: (1200,2400,4800,14400,19200,115200)
	1149	+(% style="color:#4472c4" %)** AT+BAUDR=9600** (%%) ~/~/  Options: (200~~115200)  When using low baud rate or receiving multiple bytes, you need to use AT+CMDDL to increase the receive timeout (the default receive timeout is 400ms), otherwise data will be lost
1037	1037
1038	1038
1039	1039	(((
...	...	@@ -1040,7 +1040,7 @@
1040	1040	* Set UART Parity
1041	1041	)))
1042	1042
1043		-**AT+PARITY=0**    ~/~/ Option: 0: no parity, 1: odd parity, 2: even parity
	1156	+(% style="color:#4472c4" %)** AT+PARITY=0** (%%) ~/~/  Option: 0: no parity, 1: odd parity, 2: even parity
1044	1044
1045	1045
1046	1046	(((
...	...	@@ -1047,16 +1047,15 @@
1047	1047	* Set STOPBIT
1048	1048	)))
1049	1049
1050		-**AT+STOPBIT=0**    ~/~/ Option: 0 for 1bit; 1 for 1.5 bit ; 2 for 2 bits
	1163	+(% style="color:#4472c4" %)** AT+STOPBIT=0** (%%) ~/~/  Option: 0 for 1bit; 1 for 1.5 bit ; 2 for 2 bits
1051	1051
1052	1052
1053		-
1054		-* (((
1055		-(% style="color:#037691" %)** Downlink Payload:**
	1166	+(((
	1167	+(% style="color:#037691" %)**Downlink Payload:**
1056	1056	)))
1057	1057
1058	1058	(((
1059		-**A7 01 aa bb**:  Same  AT+BAUDR=hex(aa bb)*100
	1171	+(% style="color:#4472c4" %)** A7 01 aa bb**:   (%%) Same  AT+BAUDR=hex(aa bb)*100
1060	1060	)))
1061	1061
1062	1062	(((
...	...	@@ -1064,7 +1064,7 @@
1064	1064	)))
1065	1065
1066	1066	* (((
1067		-A7 01 00 60   same as AT+BAUDR=9600
	1179	+A7 01 00 60  same as AT+BAUDR=9600
1068	1068	)))
1069	1069	* (((
1070	1070	A7 01 04 80  same as AT+BAUDR=115200
...	...	@@ -1071,18 +1071,172 @@
1071	1071	)))
1072	1072
1073	1073	(((
1074		-A7 02 aa:  Same as  AT+PARITY=aa  (aa value: 00 , 01 or 02)
	1186	+* A7 02 aa:  Same as  AT+PARITY=aa  (aa value: 00 , 01 or 02)
1075	1075	)))
1076	1076
1077	1077	(((
1078		-A7 03 aa:  Same as  AT+STOPBIT=aa  (aa value: 00 , 01 or 02)
	1190	+* A7 03 aa:  Same as  AT+STOPBIT=aa  (aa value: 00 , 01 or 02)
1079	1079	)))
1080	1080
1081	1081
1082	1082
1083	1083
	1196	+==== (% style="color:blue" %)**Configure Databit (Since Version 1.4.0)**(%%) ====
	1197	+
	1198	+* (((
	1199	+(% style="color:#037691" %)** AT Command:**
	1200	+)))
	1201	+
	1202	+**~ AT+DATABIT=7    **~/~/ Set the data bits to 7
	1203	+
	1204	+**~ AT+DATABIT=8    **~/~/ Set the data bits to 8
	1205	+
	1206	+* (((
	1207	+(% style="color:#037691" %)**Downlink Payload:**
	1208	+)))
	1209	+
	1210	+**~ A7 04 07**: Same as  AT+DATABIT=7
	1211	+
	1212	+**~ A7 04 08**: Same as  AT+DATABIT=8
	1213	+
	1214	+
	1215	+
	1216	+==== (% style="color:blue" %)**Encrypted payload**(%%) ====
	1217	+
	1218	+(((
	1219	+
	1220	+)))
	1221	+
	1222	+* (((
	1223	+(% style="color:#037691" %)** AT Command:**
	1224	+)))
	1225	+
	1226	+(% style="color:#4472c4" %)** AT+DECRYPT=1  ** (%%) ~/~/ The payload is uploaded without encryption
	1227	+
	1228	+(% style="color:#4472c4" %)** AT+DECRYPT=0  ** (%%) ~/~/ Encrypt when uploading payload (default)
	1229	+
	1230	+
	1231	+
	1232	+
	1233	+==== (% style="color:blue" %)**Get sensor value**(%%) ====
	1234	+
	1235	+
	1236	+* (((
	1237	+(% style="color:#037691" %)** AT Command:**
	1238	+)))
	1239	+
	1240	+(% style="color:#4472c4" %)** AT+GETSENSORVALUE=0  **(%%) ~/~/ The serial port gets the reading of the current sensor
	1241	+
	1242	+(% style="color:#4472c4" %)** AT+GETSENSORVALUE=1  **(%%) ~/~/ The serial port gets the current sensor reading and uploads it.
	1243	+
	1244	+
	1245	+
	1246	+
	1247	+==== (% style="color:blue" %)**Resets the downlink packet count**(%%) ====
	1248	+
	1249	+
	1250	+* (((
	1251	+(% style="color:#037691" %)** AT Command:**
	1252	+)))
	1253	+
	1254	+(% style="color:#4472c4" %)** AT+DISFCNTCHECK=0  **(%%) ~/~/  When the downlink packet count sent by the server is less than the node downlink packet count or exceeds 16384, the node will no longer receive downlink packets (default)
	1255	+
	1256	+(% style="color:#4472c4" %)** AT+DISFCNTCHECK=1  **(%%) ~/~/  When the downlink packet count sent by the server is less than the node downlink packet count or exceeds 16384, the node resets the downlink packet count and keeps it consistent with the server downlink packet count.
	1257	+
	1258	+
	1259	+
	1260	+
	1261	+==== (% style="color:blue" %)**When the limit bytes are exceeded, upload in batches**(%%) ====
	1262	+
	1263	+
	1264	+* (((
	1265	+(% style="color:#037691" %)** AT Command:**
	1266	+)))
	1267	+
	1268	+ (% style="color:#4472c4" %)** AT+DISMACANS=0**  (%%) ~/~/  When the MACANS of the reply server plus the payload exceeds the maximum number of bytes of 11 bytes (DR0 of US915, DR2 of AS923, DR2 of AU195), the node will send a packet with a payload of 00 and a port of 4. (default)
	1269	+
	1270	+ (% style="color:#4472c4" %)** AT+DISMACANS=1**   (%%) ~/~/  When the MACANS of the reply server plus the payload exceeds the maximum number of bytes of the DR, the node will ignore the MACANS and not reply, and only upload the payload part.
	1271	+
	1272	+
	1273	+* (((
	1274	+(% style="color:#037691" %)** Downlink Payload:**
	1275	+)))
	1276	+
	1277	+(% style="color:#4472c4" %)** 0x21 00 01 ** (%%) ~/~/ Set  the DISMACANS=1
	1278	+
	1279	+
	1280	+
	1281	+
	1282	+==== (% style="color:blue" %)** Copy downlink to uplink **(%%) ====
	1283	+
	1284	+
	1285	+* (((
	1286	+(% style="color:#037691" %)** AT Command:**
	1287	+)))
	1288	+
	1289	+(% style="color:#4472c4" %)** AT+RPL=5**  (%%) ~/~/ After receiving the package from the server, it will immediately upload the content of the package to the server, the port number is 100.
	1290	+
	1291	+Example：**aa xx xx xx xx**         ~/~/ aa indicates whether the configuration has changed, 00 is yes, 01 is no; xx xx xx xx are the bytes sent.
	1292	+
	1293	+
	1294	+[[image:http://wiki.dragino.com/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LSN50%20%26%20LSN50-V2%20-%20LoRaWAN%20Sensor%20Node%20User%20Manual/WebHome/image-20220823173747-6.png?width=1124&height=165&rev=1.1||alt="image-20220823173747-6.png"]]
	1295	+
	1296	+For example, sending 11 22 33 44 55 66 77 will return invalid configuration 00 11 22 33 44 55 66 77.
	1297	+
	1298	+
	1299	+
	1300	+[[image:http://wiki.dragino.com/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LSN50%20%26%20LSN50-V2%20-%20LoRaWAN%20Sensor%20Node%20User%20Manual/WebHome/image-20220823173833-7.png?width=1124&height=149&rev=1.1||alt="image-20220823173833-7.png"]]
	1301	+
	1302	+For example, if 01 00 02 58 is issued, a valid configuration of 01 01 00 02 58 will be returned.
	1303	+
	1304	+
	1305	+
	1306	+
	1307	+==== (% style="color:blue" %)**Query version number and frequency band 、TDC**(%%) ====
	1308	+
	1309	+
	1310	+(((
	1311	+* (% style="color:#037691" %)**Downlink Payload:**
	1312	+
	1313	+(% style="color:#4472c4" %)** 26 01  ** (%%) ~/~/  Downlink 26 01 can query device upload frequency, frequency band, software version number, TDC time.
	1314	+)))
	1315	+
	1316	+
	1317	+Example：
	1318	+
	1319	+
	1320	+[[image:http://wiki.dragino.com/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LSN50%20%26%20LSN50-V2%20-%20LoRaWAN%20Sensor%20Node%20User%20Manual/WebHome/image-20220823173929-8.png?width=1205&height=76&rev=1.1||alt="image-20220823173929-8.png"]]
	1321	+
	1322	+
	1323	+
	1324	+
	1325	+==== (% style="color:blue" %)** Monitor RS485 communication of other devices**(%%) ====
	1326	+
	1327	+
	1328	+* (((
	1329	+(% style="color:#037691" %)** AT Command:**
	1330	+)))
	1331	+
	1332	+(% style="color:#4472c4" %)**AT+RXMODE=1,10**    (%%) ~/~/ When the RS485-LN receives more than 10 bytes from the RS485, it immediately sends the uplink of the received data.
	1333	+
	1334	+(% style="color:#4472c4" %)**AT+RXMODE=2,500    ** (%%) ~/~/  RS485-LN uploads data as uplink from the first byte received by RS485 to the data received within 500ms after that.
	1335	+
	1336	+(% style="color:#4472c4" %)**AT+RXMODE=0,0  ** (%%) ~/~/  Disable this mode (default)
	1337	+
	1338	+
	1339	+* (((
	1340	+(% style="color:#037691" %)**Downlink Payload:**
	1341	+)))
	1342	+
	1343	+(% style="color:#4472c4" %)** A6 aa bb bb               ** (%%) ~/~/ same as AT+RXMODE=aa,bb
	1344	+
	1345	+[[image:image-20220824144240-1.png]]
	1346	+
	1347	+
	1348	+
1084	1084	== 3.6 Listening mode for RS485 network ==
1085	1085
	1351	+
1086	1086	(((
1087	1087	This feature support since firmware v1.4
1088	1088	)))
...	...	@@ -1089,12 +1089,16 @@
1089	1089
1090	1090	(((
1091	1091	RS485-LN supports listening mode, it can listen the RS485 network packets and send them via LoRaWAN uplink. Below is the structure. The blue arrow shows the RS485 network packets to RS485-LN.
	1358	+
	1359	+
1092	1092	)))
1093	1093
1094		-(% aria-label="image-20220602171200-8.png image widget" contenteditable="false" role="region" tabindex="-1" %)[[image:image-20220602171200-8.png||data-widget="image" height="567" width="1007"]](% style="background-image:url(http://wiki.dragino.com/xwiki/webjars/wiki%3Axwiki/application-ckeditor-webjar/1.61/plugins/widget/images/handle.png); background:rgba(220,220,220,0.5); display:none" %)[[image:data:image/gif;base64,R0lGODlhAQABAPABAP///wAAACH5BAEKAAAALAAAAAABAAEAAAICRAEAOw==||draggable="true" height="15" role="presentation" title="Click and drag to move" width="15"]](% title="Click and drag to resize" %)​
	1362	+(% aria-label="image-20220602171200-8.png image widget" contenteditable="false" role="region" tabindex="-1" %)[[image:image-20220602171200-8.png||data-widget="image" height="567" width="1007"]](% style="background-image:url(http://wiki.dragino.com/xwiki/webjars/wiki%3Axwiki/application-ckeditor-webjar/1.61/plugins/widget/images/handle.png); background:rgba(220,220,220,0.5); display:none" %)[[image:data:image/gif;base64,R0lGODlhAQABAPABAP///wAAACH5BAEKAAAALAAAAAABAAEAAAICRAEAOw==||draggable="true" height="15" role="presentation" title="Click and drag to move" width="15"]]
1095	1095
	1364	+(% title="Click and drag to resize" %)​
	1365	+
1096	1096	(((
1097		-To enable the listening mode, use can run the command AT+RXMODE.
	1367	+To enable the listening mode, use can run the command (% style="color:#4472c4" %)** AT+RXMODE**.
1098	1098	)))
1099	1099
1100	1100	(((
...	...	@@ -1129,11 +1129,13 @@
1129	1129	)))
1130	1130
1131	1131	(((
1132		-(% style="color:#037691" %)** Downlink Command:**
	1402	+
	1403	+
	1404	+(% style="color:#037691" %)**Downlink Command:**
1133	1133	)))
1134	1134
1135	1135	(((
1136		-**0xA6 aa bb cc ** same as AT+RXMODE=aa,(bb<<8 | cc)
	1408	+(% style="color:#4472c4" %)** 0xA6 aa bb cc **(%%) same as AT+RXMODE=aa,(bb<<8 | cc)
1137	1137	)))
1138	1138
1139	1139	(((
...	...	@@ -1162,6 +1162,8 @@
1162	1162
1163	1163	(((
1164	1164	RS485-LN will capture both and send the uplink: (% style="background-color:#ffc000" %)01 03 00 00 00 02 c4 0b  (% style="background-color:green" %)01 03 04 00 00 00 00 fa 33
	1437	+
	1438	+
1165	1165	)))
1166	1166
1167	1167	(((
...	...	@@ -1174,46 +1174,58 @@
1174	1174
1175	1175	(((
1176	1176	(((
1177		-(% style="color:red" %)Notice: Listening mode can work with the default polling mode of RS485-LN. When RS485-LN is in to send the RS485 commands (from AT+COMMANDx), the listening mode will be interrupt for a while.
	1451	+(% style="color:red" %)**Notice: Listening mode can work with the default polling mode of RS485-LN. When RS485-LN is in to send the RS485 commands (from AT+COMMANDx), the listening mode will be interrupt for a while.**
1178	1178	)))
1179	1179	)))
1180	1180
1181	1181
	1456	+
1182	1182	== 3.7 Buttons ==
1183	1183
1184	1184
1185		-(% border="1" cellspacing="10" style="background-color:#f7faff; width:430px" %)
1186		-|=(% style="width: 50px;" %)**Button**|=(% style="width: 361px;" %)**Feature**
	1460	+(% border="1.5" cellspacing="4" style="background-color:#ffffcc; width:430px" %)
	1461	+|=(% style="width: 50px;" %)**Button**|=(% style="width: 380px;" %)**Feature**
1187	1187	|(% style="width:50px" %)**ACT**|(% style="width:361px" %)If RS485 joined in network, press this button for more than 1 second, RS485 will upload a packet, and the SYS LED will give a (% style="color:blue" %)**Blue blink**
1188	1188	|(% style="width:50px" %)**RST**|(% style="width:361px" %)Reboot RS485
1189	1189	|(% style="width:50px" %)**PRO**|(% style="width:361px" %)Use for upload image, see [[How to Update Image>>||anchor="H6.1Howtoupgradetheimage3F"]]
1190	1190
	1466	+
1191	1191	== 3.8 LEDs ==
1192	1192
1193	1193
1194		-(% border="1" cellspacing="10" style="background-color:#f7faff; width:430px" %)
	1470	+(% border="1.5" cellspacing="4" style="background-color:#ffffcc; width:430px" %)
1195	1195	|=(% style="width: 50px;" %)**LEDs**|=(% style="width: 380px;" %)**Feature**
1196	1196	|**PWR**|Always on if there is power
1197	1197	|**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.
1198	1198
	1475	+
1199	1199	= 4. Case Study =
1200	1200
	1478	+
1201	1201	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]]
1202	1202
1203	1203
	1482	+
1204	1204	= 5. Use AT Command =
1205	1205
	1485	+
1206	1206	== 5.1 Access AT Command ==
1207	1207
	1488	+
1208	1208	(((
1209	1209	RS485-LN supports AT Command set. User can use a USB to TTL adapter plus the 3.5mm Program Cable to connect to RS485-LN to use AT command, as below.
	1491	+
	1492	+
1210	1210	)))
1211	1211
1212	1212	(% aria-label="1654162355560-817.png image widget" contenteditable="false" role="region" tabindex="-1" %)[[image:1654162355560-817.png||data-widget="image"]](% style="background-image:url(http://wiki.dragino.com/xwiki/webjars/wiki%3Axwiki/application-ckeditor-webjar/1.61/plugins/widget/images/handle.png); background:rgba(220,220,220,0.5); display:none" %)[[image:data:image/gif;base64,R0lGODlhAQABAPABAP///wAAACH5BAEKAAAALAAAAAABAAEAAAICRAEAOw==||draggable="true" height="15" role="presentation" title="Click and drag to move" width="15"]](% title="Click and drag to resize" %)​
1213	1213
1214	1214
	1498	+
1215	1215	(((
1216	1216	In PC, User needs to set (% style="color:blue" %)**serial tool**(%%)(such as [[putty>>url:https://www.chiark.greenend.org.uk/~~sgtatham/putty/latest.html]], SecureCRT) baud rate to (% style="color:green" %)**9600**(%%) to access to access serial console of RS485-LN. The default password is 123456. Below is the output for reference:
	1501	+
	1502	+
1217	1217	)))
1218	1218
1219	1219	(% aria-label="1654162368066-342.png image widget" contenteditable="false" role="region" tabindex="-1" %)[[image:1654162368066-342.png||data-widget="image"]](% style="background-image:url(http://wiki.dragino.com/xwiki/webjars/wiki%3Axwiki/application-ckeditor-webjar/1.61/plugins/widget/images/handle.png); background:rgba(220,220,220,0.5); display:none" %)[[image:data:image/gif;base64,R0lGODlhAQABAPABAP///wAAACH5BAEKAAAALAAAAAABAAEAAAICRAEAOw==||draggable="true" height="15" role="presentation" title="Click and drag to move" width="15"]](% title="Click and drag to resize" %)​
...	...	@@ -1230,6 +1230,7 @@
1230	1230
1231	1231	=== 5.2.1 Multi-channel ABP mode (Use with SX1301/LG308) ===
1232	1232
	1519	+
1233	1233	If device has not joined network yet:
1234	1234
1235	1235	* (% style="color:#037691" %)**AT+FDR**
...	...	@@ -1248,6 +1248,7 @@
1248	1248	)))
1249	1249
1250	1250
	1538	+
1251	1251	=== 5.5.2 Single-channel ABP mode (Use with LG01/LG02) ===
1252	1252
1253	1253
...	...	@@ -1279,15 +1279,20 @@
1279	1279	2. Make sure the LG01/02 gateway RX frequency is exactly the same as AT+CHS setting.
1280	1280	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.
1281	1281	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
	1570	+
	1571	+
1282	1282	)))
1283	1283
1284	1284	(% aria-label="1654162478620-421.png image widget" contenteditable="false" role="region" tabindex="-1" %)[[image:1654162478620-421.png||data-widget="image"]](% style="background-image:url(http://wiki.dragino.com/xwiki/webjars/wiki%3Axwiki/application-ckeditor-webjar/1.61/plugins/widget/images/handle.png); background:rgba(220,220,220,0.5); display:none" %)[[image:data:image/gif;base64,R0lGODlhAQABAPABAP///wAAACH5BAEKAAAALAAAAAABAAEAAAICRAEAOw==||draggable="true" height="15" role="presentation" title="Click and drag to move" width="15"]](% title="Click and drag to resize" %)​
1285	1285
1286	1286
	1577	+
1287	1287	= 6. FAQ =
1288	1288
	1580	+
1289	1289	== 6.1 How to upgrade the image? ==
1290	1290
	1583	+
1291	1291	(((
1292	1292	The RS485-LN LoRaWAN Controller is shipped with a 3.5mm cable, the cable is used to upload image to RS485-LN to:
1293	1293	)))
...	...	@@ -1306,18 +1306,26 @@
1306	1306	Below shows the hardware connection for how to upload an image to RS485-LN:
1307	1307	)))
1308	1308
1309		-(% aria-label="1654162535040-878.png image widget" contenteditable="false" role="region" tabindex="-1" %)[[image:1654162535040-878.png||data-widget="image"]](% style="background-image:url(http://wiki.dragino.com/xwiki/webjars/wiki%3Axwiki/application-ckeditor-webjar/1.61/plugins/widget/images/handle.png); background:rgba(220,220,220,0.5); display:none" %)[[image:data:image/gif;base64,R0lGODlhAQABAPABAP///wAAACH5BAEKAAAALAAAAAABAAEAAAICRAEAOw==||draggable="true" height="15" role="presentation" title="Click and drag to move" width="15"]](% title="Click and drag to resize" %)​
	1602	+(% aria-label="1654162535040-878.png image widget" contenteditable="false" role="region" tabindex="-1" %)[[image:1654162535040-878.png||data-widget="image"]](% style="background-image:url(http://wiki.dragino.com/xwiki/webjars/wiki%3Axwiki/application-ckeditor-webjar/1.61/plugins/widget/images/handle.png); background:rgba(220,220,220,0.5); display:none" %)[[image:data:image/gif;base64,R0lGODlhAQABAPABAP///wAAACH5BAEKAAAALAAAAAABAAEAAAICRAEAOw==||draggable="true" height="15" role="presentation" title="Click and drag to move" width="15"]]
1310	1310
	1604	+(% title="Click and drag to resize" %)​
	1605	+
1311	1311	(((
1312	1312	(% style="color:blue" %)**Step1**(%%)**:** Download [[flash loader>>url:https://www.st.com/content/st_com/en/products/development-tools/software-development-tools/stm32-software-development-tools/stm32-programmers/flasher-stm32.html]].
	1608	+
	1609	+
1313	1313	)))
1314	1314
1315	1315	(((
1316		-(% style="color:blue" %)**Step2**(%%)**:** Download the [[LT Image files>>url:http://www.dragino.com/downloads/index.php?dir=LT_LoRa_IO_Controller/LT33222-L/image/]].
	1613	+(% style="color:blue" %)**Step2**(%%)**:** Download the [[LT Image files>>url:https://www.dropbox.com/sh/g99v0fxcltn9r1y/AACP33wo_ZQLsxW2MJ70oUoba/RS485-LN/Firmware?dl=0&subfolder_nav_tracking=1]].
	1614	+
	1615	+
1317	1317	)))
1318	1318
1319	1319	(((
1320	1320	(% style="color:blue" %)**Step3**(%%)**: **Open flashloader; choose the correct COM port to update.
	1620	+
	1621	+
1321	1321	)))
1322	1322
1323	1323	(((
...	...	@@ -1338,42 +1338,69 @@
1338	1338	(% aria-label="image-20220602175912-14.png image widget" contenteditable="false" role="region" tabindex="-1" %)[[image:image-20220602175912-14.png||data-widget="image"]](% style="background-image:url(http://wiki.dragino.com/xwiki/webjars/wiki%3Axwiki/application-ckeditor-webjar/1.61/plugins/widget/images/handle.png); background:rgba(220,220,220,0.5); display:none" %)[[image:data:image/gif;base64,R0lGODlhAQABAPABAP///wAAACH5BAEKAAAALAAAAAABAAEAAAICRAEAOw==||draggable="true" height="15" role="presentation" title="Click and drag to move" width="15"]](% title="Click and drag to resize" %)​
1339	1339
1340	1340
1341		-(% style="color:red" %)**Notice**: In case user has lost the program cable. User can hand made one from a 3.5mm cable. The pin mapping is:
	1642	+(% style="color:red" %)**Notice**: **In case user has lost the program cable. User can hand made one from a 3.5mm cable. The pin mapping is:**
1342	1342
1343	1343	(% aria-label="image-20220602175638-10.png image widget" contenteditable="false" role="region" tabindex="-1" %)[[image:image-20220602175638-10.png||data-widget="image"]](% style="background-image:url(http://wiki.dragino.com/xwiki/webjars/wiki%3Axwiki/application-ckeditor-webjar/1.61/plugins/widget/images/handle.png); background:rgba(220,220,220,0.5); display:none" %)[[image:data:image/gif;base64,R0lGODlhAQABAPABAP///wAAACH5BAEKAAAALAAAAAABAAEAAAICRAEAOw==||draggable="true" height="15" role="presentation" title="Click and drag to move" width="15"]](% title="Click and drag to resize" %)​
1344	1344
1345	1345
	1647	+
1346	1346	== 6.2 How to change the LoRa Frequency Bands/Region? ==
1347	1347
	1650	+
1348	1348	User can follow the introduction for [[how to upgrade image>>||anchor="H6.1Howtoupgradetheimage3F"]]. When download the images, choose the required image file for download.
1349	1349
1350	1350
	1654	+
1351	1351	== 6.3 How many RS485-Slave can RS485-LN connects? ==
1352	1352
	1657	+
1353	1353	The RS485-LN can support max 32 RS485 devices. Each uplink command of RS485-LN can support max 16 different RS485 command. So RS485-LN can support max 16 RS485 devices pre-program in the device for uplink. For other devices no pre-program, user can use the [[downlink message (type code 0xA8) to poll their info>>||anchor="H3.3.3Configurereadcommandsforeachsampling"]].
1354	1354
1355	1355
	1661	+
1356	1356	== 6.4 Compatible question to ChirpStack and TTI LoRaWAN server ? ==
1357	1357
	1664	+
1358	1358	When user need to use with ChirpStack or TTI. Please set AT+RPL=4.
1359	1359
1360	1360	Detail info check this link: [[Set Packet Receiving Response Level>>doc:Main.End Device AT Commands and Downlink Command.WebHome||anchor="H7.23SetPacketReceivingResponseLevel"]]
1361	1361
1362	1362
	1670	+
	1671	+== 6.5 Can i use point to point communication for RS485-LN? ==
	1672	+
	1673	+
	1674	+Yes, please updating point-to-point [[firmware>>https://www.dropbox.com/sh/g99v0fxcltn9r1y/AACP33wo_ZQLsxW2MJ70oUoba/RS485-LN/Firmware?dl=0&subfolder_nav_tracking=1]]，then refer [[Point to Point Communication for RS485-LN>>Point to Point Communication for RS485-LN]].
	1675	+
	1676	+
	1677	+
	1678	+== 6.6 How to Use RS485-LN  to connect to RS232 devices? ==
	1679	+
	1680	+
	1681	+[[Use RS485-BL or RS485-LN to connect to RS232 devices. - DRAGINO>>url:http://8.211.40.43:8080/xwiki/bin/view/Main/RS485%20to%20RS232/]]
	1682	+
	1683	+
	1684	+
1363	1363	= 7. Trouble Shooting =
1364	1364
1365		-== 7.1 Downlink doesn’t work, how to solve it? ==
1366	1366
	1688	+== 7.1 Downlink doesn't work, how to solve it? ==
	1689	+
	1690	+
1367	1367	Please see this link for debug: [[LoRaWAN Communication Debug>>doc:Main.LoRaWAN Communication Debug.WebHome]]
1368	1368
1369	1369
1370		-== 7.2 Why I can’t join TTN V3 in US915 /AU915 bands? ==
1371	1371
	1695	+== 7.2 Why I can't join TTN V3 in US915 /AU915 bands? ==
	1696	+
	1697	+
1372	1372	It might about the channels mapping. Please see for detail: [[Notice of Frequency band>>doc:Main.LoRaWAN Communication Debug.WebHome||anchor="H2.NoticeofUS9152FCN4702FAU915Frequencyband"]]
1373	1373
1374	1374
	1701	+
1375	1375	= 8. Order Info =
1376	1376
	1704	+
1377	1377	(% style="color:blue" %)**Part Number: RS485-LN-XXX**
1378	1378
1379	1379	(% style="color:blue" %)**XXX:**
...	...	@@ -1389,6 +1389,7 @@
1389	1389	* (% style="color:red" %)**RU864**(%%):  frequency bands RU864
1390	1390	* (% style="color:red" %)**KZ865**(%%):  frequency bands KZ865
1391	1391
	1720	+
1392	1392	= 9.Packing Info =
1393	1393
1394	1394
...	...	@@ -1405,8 +1405,10 @@
1405	1405	* Package Size / pcs : 14.5 x 8 x 5 cm
1406	1406	* Weight / pcs : 170g
1407	1407
	1737	+
1408	1408	= 10. FCC Caution for RS485LN-US915 =
1409	1409
	1740	+
1410	1410	(((
1411	1411	Any Changes or modifications not expressly approved by the party responsible for compliance could void the user's authority to operate the equipment.
1412	1412	)))
...	...	@@ -1424,7 +1424,7 @@
1424	1424	)))
1425	1425
1426	1426	(((
1427		-**Note: **This equipment has been tested and found to comply with the limits for a Class B digital device, pursuant to part 15 of the FCC Rules. These limits are designed to provide reasonable protection against harmful interference in a residential installation. This equipment generates, uses and can radiate radio frequency energy and, if not installed and used in accordance with the instructions, may cause harmful interference to radio communications. However, there is no guarantee that interference will not occur in a particular installation. If this equipment does cause harmful interference to radio or television reception, which can be determined by turning the equipment off and on, the user is encouraged to try to correct the interference by one or more of the following measures:
	1758	+(% style="color:red" %)**Note: **(%%)This equipment has been tested and found to comply with the limits for a Class B digital device, pursuant to part 15 of the FCC Rules. These limits are designed to provide reasonable protection against harmful interference in a residential installation. This equipment generates, uses and can radiate radio frequency energy and, if not installed and used in accordance with the instructions, may cause harmful interference to radio communications. However, there is no guarantee that interference will not occur in a particular installation. If this equipment does cause harmful interference to radio or television reception, which can be determined by turning the equipment off and on, the user is encouraged to try to correct the interference by one or more of the following measures:
1428	1428	)))
1429	1429
1430	1430	(((
...	...	@@ -1456,11 +1456,16 @@
1456	1456	)))
1457	1457
1458	1458
	1790	+
1459	1459	= 11. Support =
1460	1460
	1793	+
1461	1461	* (((
1462	1462	Support is provided Monday to Friday, from 09:00 to 18:00 GMT+8. Due to different timezones we cannot offer live support. However, your questions will be answered as soon as possible in the before-mentioned schedule.
1463	1463	)))
1464	1464	* (((
1465	1465	Provide as much information as possible regarding your enquiry (product models, accurately describe your problem and steps to replicate it etc) and send a mail to [[support@dragino.com>>url:file:///D:/市场资料/说明书/LoRa/LT系列/support@dragino.com]].
	1799	+
	1800	+
	1801	+
1466	1466	)))

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