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1		-(% style="text-align:center" %)
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10	10	**Table of Contents:**
11	11
12	12	{{toc/}}
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14	14
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	29	+
	30	+
20	20	= 1.Introduction =
21	21
	33	+
22	22	== 1.1 What is RS485-LN RS485 to LoRaWAN Converter ==
23	23
24		-(((
25		-(((
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	37	+(((
29	29	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.
30	30	)))
31		-)))
32	32
33	33	(((
34		-(((
35	35	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.
36	36	)))
37		-)))
38	38
39	39	(((
40		-(((
41	41	(% 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.
42	42	)))
43		-)))
44	44
45	45	(((
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47	47	(% 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.
48	48	)))
49	49
50	50	(((
51	51	(% 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]]
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54	54	)))
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58		-[[image:1653267211009-519.png||height="419" width="724"]]
59	59
	58	+(% 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" %)​
60	60
	60	+
	61	+
61	61	== 1.2 Specifications ==
62	62
63	63
64		-**Hardware System:**
	65	+(% style="color:#037691" %)**Hardware System:**
65	65
66	66	* STM32L072CZT6 MCU
67	67	* SX1276/78 Wireless Chip
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69	69	** Idle: 32mA@12v
70	70	** 20dB Transmit: 65mA@12v
71	71
72		-**Interface for Model:**
	73	+(% style="color:#037691" %)**Interface for Model:**
73	73
74	74	* RS485
75	75	* Power Input 7~~ 24V DC.
76	76
77		-**LoRa Spec:**
	78	+(% style="color:#037691" %)**LoRa Spec:**
78	78
79	79	* Frequency Range:
80	80	** Band 1 (HF): 862 ~~ 1020 Mhz
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95	95	* Automatic RF Sense and CAD with ultra-fast AFC.
96	96	* Packet engine up to 256 bytes with CRC
97	97
98		-
99		-
100		-
101	101	== 1.3 Features ==
102	102
	101	+
103	103	* LoRaWAN Class A & Class C protocol (default Class C)
104		-* Frequency Bands: CN470/EU433/KR920/US915/EU868/AS923/AU915/IN865/RU864
	103	+* Frequency Bands: CN470/EU433/KR920/US915/EU868/AS923/AU915/IN865/RU864/MA869
105	105	* AT Commands to change parameters
106	106	* Remote configure parameters via LoRa Downlink
107	107	* Firmware upgradable via program port
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109	109	* Support Modbus protocol
110	110	* Support Interrupt uplink (Since hardware version v1.2)
111	111
112		-
113		-
114		-
115	115	== 1.4 Applications ==
116	116
	113	+
117	117	* Smart Buildings & Home Automation
118	118	* Logistics and Supply Chain Management
119	119	* Smart Metering
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121	121	* Smart Cities
122	122	* Smart Factory
123	123
124		-
125		-
126		-
127	127	== 1.5 Firmware Change log ==
128	128
	123	+
129	129	[[RS485-LN Image files – Download link and Change log>>url:http://www.dragino.com/downloads/index.php?dir=RS485-LN/]]
130	130
131	131
	127	+
132	132	== 1.6 Hardware Change log ==
133	133
	130	+
134	134	(((
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141	141	v1.0: Release
142	142	)))
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147	147
148	148	= 2. Power ON Device =
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	148	+
150	150	(((
151	151	The RS485-LN can be powered by 7 ~~ 24V DC power source. Connection as below
152	152
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157	157	Once there is power, the RS485-LN will be on.
158	158	)))
159	159
160		-[[image:1653268091319-405.png]]
	159	+(% 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" %)​
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162	162
163	163	)))
164	164
165	165	= 3. Operation Mode =
166	166
	167	+
167	167	== 3.1 How it works? ==
168	168
	170	+
169	169	(((
170	170	(((
171	171	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.
172	172	)))
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	176	+
174	174
175	175	)))
176	176
177	177	== 3.2 Example to join LoRaWAN network ==
178	178
	182	+
179	179	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.
180	180
181		-[[image:1653268155545-638.png||height="334" width="724"]]
182	182
	186	+(% 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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	188	+
184	184	(((
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186	186	The RS485-LN in this example connected to two RS485 devices for demonstration, user can connect to other RS485 devices via the same method. The connection is as below:
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188	188
189	189	(((
190	190	485A+ and 485B- of the sensor are connected to RS485A and RA485B of RS485-LN respectively.
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191	191	)))
192	192
193		-[[image:1653268227651-549.png||height="592" width="720"]]
	200	+(% 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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195	195
196	196	(((
197	197	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		-[[image:1652953462722-299.png]]
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211	211
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214	214	User can enter this key in their LoRaWAN Server portal. Below is TTN V3 screen shot:
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222		-[[image:image-20220519174512-1.png]]
	233	+(% aria-label="image-20220519174512-1.png image widget" contenteditable="false" role="region" tabindex="-1" %)[[image:image-20220519174512-1.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" %)​
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224		-[[image:image-20220519174512-2.png||height="323" width="720"]]
	235	+(% aria-label="image-20220519174512-2.png image widget" contenteditable="false" role="region" tabindex="-1" %)[[image:image-20220519174512-2.png||data-widget="image" height="323" 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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226		-[[image:image-20220519174512-3.png||height="556" width="724"]]
	237	+(% 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" %)​
227	227
228		-[[image:image-20220519174512-4.png]]
	239	+(% 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"]]
229	229
	241	+
	242	+(% title="Click and drag to resize" %)​
	243	+
230	230	You can also choose to create the device manually.
231	231
232		-[[image:1652953542269-423.png||height="710" width="723"]]
	246	+(% 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" %)​
233	233
234	234
235	235
236	236	**Add APP KEY and DEV EUI**
237	237
238		-[[image:1652953553383-907.png||height="514" width="724"]]
	252	+(% 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" %)​
239	239
240	240
	255	+
241	241	(((
242	242	(% 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.
	258	+
	259	+
243	243	)))
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245		-[[image:1652953568895-172.png||height="232" width="724"]]
	262	+(% 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" %)​
246	246
247	247
	265	+
248	248	== 3.3 Configure Commands to read data ==
249	249
	268	+
250	250	(((
251	251	(((
252	252	(((
253	253	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.
	273	+
	274	+
254	254	)))
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256	256
257	257	(((
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259		-(% 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
	280	+(% 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**
260	260	)))
261	261
	283	+
262	262
263	263	)))
264	264	)))
265	265
266		-=== 3.3.1 onfigure UART settings for RS485 or TTL communication ===
	288	+=== 3.3.1 Configure UART settings for RS485 or TTL communication ===
267	267
	290	+
268	268	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:
269	269
	293	+
270	270	(% border="1" cellspacing="10" style="background-color:#ffffcc; color:green; width:510px" %)
271	271	|=(% style="width: 110px;" %)(((
272	272	**AT Commands**
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325	325	)))
326	326	)))
327	327
328		-
329	329	=== 3.3.2 Configure sensors ===
330	330
	354	+
331	331	(((
332	332	(((
333		-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.
	357	+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.
	358	+
	359	+
334	334	)))
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350	350	)))
351	351	)))|(% style="width:190px" %)AT+CFGDEV=xx xx xx xx xx xx xx xx xx xx xx xx,m
352	352
353		-
354	354	=== 3.3.3 Configure read commands for each sampling ===
355	355
	381	+
356	356	(((
357	357	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.
358	358
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365	365
366	366	(% style="color:#037691" %)**Each RS485 commands include two parts:**
367	367
	394	+
368	368	~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.
369	369
370	370	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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374	374
375	375	After we got the valid value from each RS485 commands, we need to combine them together with the command **AT+DATAUP**.
376	376
377		-
378	378	Below are examples for the how above AT Commands works.
379	379
380	380
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394	394	In the RS485-LN, we should use this command AT+COMMAND1=01 03 0B B8 00 02,1 for the same.
395	395
396	396
397		-(% style="color:#037691" %)**AT+DATACUTx **(%%)**: **This command defines how to handle the return from AT+COMMANDx, max return length is 45 bytes.
	423	+(% style="color:#037691" %)**AT+DATACUTx **(%%)**: **This command defines how to handle the return from AT+COMMANDx, max return length is 100 bytes.
398	398
399	399	(% border="1" style="background-color:#4bacc6; color:white; width:510px" %)
400	400	|(% style="width:510px" %)(((
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407	407
408	408	**Examples:**
409	409
	436	+
410	410	* (% style="color:#037691" %)**Grab bytes**
411	411
412		-[[image:image-20220602153621-1.png]]
	439	+(% 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" %)​
413	413
414	414
	442	+
415	415	* (% style="color:#037691" %)**Grab a section**
416	416
417		-[[image:image-20220602153621-2.png]]
	445	+(% 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" %)​
418	418
419	419
	448	+
420	420	* (% style="color:#037691" %)**Grab different sections**
421	421
422		-[[image:image-20220602153621-3.png]]
	451	+(% 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" %)​
423	423
424	424
425	425
...	...	@@ -427,6 +427,7 @@
427	427
428	428	=== 3.3.4 Compose the uplink payload ===
429	429
	459	+
430	430	(((
431	431	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.**
432	432
...	...	@@ -444,18 +444,16 @@
444	444	)))
445	445
446	446	(((
447		-Final Payload is
	477	+Final Payload is (% style="color:#4f81bd" %)**Battery Info+PAYVER + VALID Value from RETURN1 + Valid Value from RETURN2 + … + RETURNx**
448	448	)))
449	449
450	450	(((
451		-(% style="color:#4f81bd" %)**Battery Info+PAYVER + VALID Value from RETURN1 + Valid Value from RETURN2 + … + RETURNx**
452		-)))
453		-
454		-(((
455	455	Where PAYVER is defined by AT+PAYVER, below is an example screen shot.
	482	+
	483	+
456	456	)))
457	457
458		-[[image:1653269759169-150.png||height="513" width="716"]]
	486	+[[image:image-20220929111027-1.png||height="509" width="685"]](% title="Click and drag to resize" %)​
459	459
460	460
461	461	(% style="color:#037691" %)**Examples: AT+DATAUP=1**
...	...	@@ -463,17 +463,15 @@
463	463
464	464	Compose the uplink payload with value returns in sequence and send with (% style="color:red" %)**Multiply UPLINKs**.
465	465
466		-Final Payload is
	494	+Final Payload is (% style="color:#4f81bd" %)**PAYVER + PAYLOAD COUNT + PAYLOAD# + DATA**
467	467
468		-(% style="color:#4f81bd" %)**Battery Info+PAYVER + PAYLOAD COUNT + PAYLOAD# + DATA**
469	469
470		-
471	471	1. PAYVER: Defined by AT+PAYVER
472	472	1. PAYLOAD COUNT: Total how many uplinks of this sampling.
473	473	1. PAYLOAD#: Number of this uplink. (from 0,1,2,3…,to PAYLOAD COUNT)
474	474	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
475	475
476		-[[image:image-20220602155039-4.png]]
	502	+(% 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" %)​
477	477
478	478
479	479	So totally there will be 3 uplinks for this sampling, each uplink include 8 bytes DATA
...	...	@@ -485,8 +485,9 @@
485	485	DATA3=the rest of Valid value of RETURN10= **30**
486	486
487	487
488		-(% 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:
	514	+(% 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:**
489	489
	516	+
490	490	~* For AU915/AS923 bands, if UplinkDwell time=0, max 51 bytes for each uplink.
491	491
492	492	* For AU915/AS923 bands, if UplinkDwell time=0, max 11 bytes for each uplink.
...	...	@@ -496,42 +496,76 @@
496	496	~* For all other bands: max 51 bytes for each uplink.
497	497
498	498
	526	+(% style="color:red" %)** When AT+DATAUP=1, the maximum number of segments is 15, and the maximum total number of bytes is 1500;**
	527	+
	528	+(% 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)**
	529	+
	530	+
	531	+
499	499	Below are the uplink payloads:
500	500
501		-[[image:1654157178836-407.png]]
502	502
	535	+(% 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" %)​
503	503
	537	+
	538	+
504	504	=== 3.3.5 Uplink on demand ===
505	505
	541	+
506	506	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.
507	507
508		-Downlink control command:
	544	+(% style="color:blue" %)**Downlink control command:**
509	509
510		-**0x08 command**: Poll an uplink with current command set in RS485-LN.
	546	+(% style="color:#4472c4" %)** 0x08 command**(%%): Poll an uplink with current command set in RS485-LN.
511	511
512		-**0xA8 command**: Send a command to RS485-LN and uplink the output from sensors.
	548	+(% style="color:#4472c4" %)** 0xA8 command**(%%): Send a command to RS485-LN and uplink the output from sensors.
513	513
514	514
515	515
516	516	=== 3.3.6 Uplink on Interrupt ===
517	517
	554	+
518	518	RS485-LN support external Interrupt uplink since hardware v1.2 release.
519	519
520		-[[image:1654157342174-798.png]]
521	521
	558	+(% 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" %)​
	559	+
522	522	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.
523	523
524	524
	563	+
525	525	== 3.4 Uplink Payload ==
526	526
527	527
528		-[[image:image-20220606110929-1.png]]
	567	+(% border="1" cellspacing="10" style="background-color:#ffffcc; color:green; width:520px" %)
	568	+|(% style="width:90px" %)(((
	569	+Size(bytes)
	570	+)))|(% style="width:114px" %)1|(% style="width:353px" %)(((
	571	+Length depends on the return from the commands
	572	+)))
	573	+|(% style="width:90px" %)(((
	574	+Value
	575	+)))|(% style="width:114px" %)(((
	576	+PAYLOAD_VER
	577	+)))|(% style="width:353px" %)(((
	578	+If the valid payload is too long and exceed the maximum
529	529
	580	+support payload length in server, server will show payload not
	581	+
	582	+provided in the LoRaWAN server.
	583	+)))
	584	+
	585	+(% 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"]]
	586	+
	587	+(% title="Click and drag to resize" %)​
	588	+
530	530	Below is the decoder for the first 3 bytes. The rest bytes are dynamic depends on different RS485 sensors.
531	531
532	532
	592	+
533	533	== 3.5 Configure RS485-LN via AT or Downlink ==
534	534
	595	+
535	535	(((
536	536	User can configure RS485-LN via AT Commands or LoRaWAN Downlink Commands
537	537	)))
...	...	@@ -553,52 +553,58 @@
553	553	)))
554	554
555	555
	617	+
556	556	=== 3.5.1 Common Commands ===
557	557
	620	+
558	558	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]]
559	559
560	560
561		-=== 3.5.2 Sensor related commands ===
562	562
	625	+=== 3.5.2 Downlink Response(Since firmware v1.4) ===
	626	+
	627	+
563	563	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.
564	564
565		-[[image:image-20220602163333-5.png||height="263" width="1160"]]
566	566
	631	+(% 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"]]
	632	+
	633	+(% title="Click and drag to resize" %)​
	634	+
567	567	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)
568	568
569	569
	638	+
570	570	=== 3.5.3 Sensor related commands ===
571	571
572	572
573	573
574	574
575		-==== **RS485 Debug Command** ====
	644	+==== (% style="color:blue" %)**RS485 Debug Command**(%%) ====
576	576
	646	+
577	577	(((
578		-This command is used to configure the RS485 devices; they won’t be used during sampling.
	648	+This command is used to configure the RS485 devices; they won't be used during sampling. Max Length of AT+CFGDEV is **40 bytes**.
579	579	)))
580	580
581		-* (((
582		-**AT Command**
583		-)))
	651	+(((
	652	+* (% style="color:#037691" %)**AT Command**
584	584
585		-(% class="box infomessage" %)
586	586	(((
587		-(((
588		-**AT+CFGDEV=xx xx xx xx xx xx xx xx xx xx xx xx,m**
	655	+(% 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
589	589	)))
590	590	)))
591	591
592	592	(((
593		-m: 0: no CRC, 1: add CRC-16/MODBUS in the end of this command
	660	+
594	594	)))
595	595
596	596	* (((
597		-**Downlink Payload**
	664	+(% style="color:#037691" %)**Downlink Payload**
598	598	)))
599	599
600	600	(((
601		-Format: A8 MM NN XX XX XX XX YY
	668	+Format: (% style="color:#4472c4" %)** A8 MM NN XX XX XX XX YY**
602	602	)))
603	603
604	604	(((
...	...	@@ -631,7 +631,9 @@
631	631	)))
632	632
633	633	(((
634		-**Example 1** ~-~-> Configure without ask for uplink (YY=0)
	701	+
	702	+
	703	+(% style="color:blue" %)**Example 1:**  (%%) ~-~-> Configure without ask for uplink (YY=0)
635	635	)))
636	636
637	637	(((
...	...	@@ -647,6 +647,8 @@
647	647	)))
648	648
649	649	(((
	719	+
	720	+
650	650	So if user want to use downlink command to control to RS485 Alarm, he can use:
651	651	)))
652	652
...	...	@@ -667,7 +667,7 @@
667	667	)))
668	668
669	669	(((
670		-**Example 2** ~-~-> Configure with requesting uplink and original downlink command (**YY=FF**)
	741	+(% style="color:blue" %)**Example 2:**  (%%) ~-~-> Configure with requesting uplink and original downlink command (**YY=FF**)
671	671	)))
672	672
673	673	(((
...	...	@@ -679,54 +679,66 @@
679	679	)))
680	680
681	681	(((
682		-RS485-LN got this downlink command and send (% style="color:#4f81bd" %)**0A 08 00 04 00 01 **(%%)to Modbus network. One of the RS485 sensor in the network send back Modbus reply **0A 08 00 04 00 00**. RS485-LN get this reply and combine with the original downlink command and uplink. The uplink message is:
	753	+(((
	754	+RS485-LN got this downlink command and send (% style="color:#4f81bd" %)**0A 08 00 04 00 01 **(%%)to Modbus network. One of the RS485 sensor in the network send back Modbus reply **0A 08 00 04 00 00**. RS485-LN get this reply and combine with the original downlink command and uplink. The uplink message is:  **A8** (% style="color:#4f81bd" %)**0A 08 00 04 00  **(% style="color:red" %)**01 06** ** **(% style="color:green" %)**0A 08 00 04 00 00**
683	683	)))
684	684
685		-(((
686		- **A8** (% style="color:#4f81bd" %)**0A 08 00 04 00  **(% style="color:red" %)**01 06** ** **(% style="color:green" %)**0A 08 00 04 00 00**
	757	+
687	687	)))
688	688
689	689	(((
690		- [[image:1654159460680-153.png]]
	761	+ (% aria-label="1654159460680-153.png image widget" contenteditable="false" role="region" tabindex="-1" %)[[image:1654159460680-153.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" %)​
691	691	)))
692	692
693	693
694	694
695	695
696		-==== **Set Payload version** ====
	767	+==== (% style="color:blue" %)**Set Payload version**(%%) ====
697	697
	769	+
698	698	(((
699	699	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.
700	700	)))
701	701
702		-* (((
703		-**AT Command:**
704		-)))
705		-
706		-(% class="box infomessage" %)
707	707	(((
708		-(((
709		-**AT+PAYVER: Set PAYVER field = 1**
	775	+* (% style="color:#037691" %)**AT Command:**
	776	+
	777	+(% style="color:#4472c4" %)** AT+PAYVER:    ** (%%) Set PAYVER field = 1
	778	+
	779	+
710	710	)))
711		-)))
712	712
713	713	* (((
714		-**Downlink Payload:**
	783	+(% style="color:#037691" %)**Downlink Payload:**
715	715	)))
716	716
717	717	(((
718		-**0xAE 01**  ~-~-> Set PAYVER field =  0x01
	787	+(% style="color:#4472c4" %)** 0xAE 01** (%%) ~-~->  Set PAYVER field =  0x01
719	719	)))
720	720
721	721	(((
722		-**0xAE 0F**   ~-~-> Set PAYVER field =  0x0F
	791	+(% style="color:#4472c4" %)** 0xAE 0F**   (%%) ~-~->  Set PAYVER field =  0x0F
723	723	)))
724	724
725	725
	795	+**1 )  Add the interrupt flag at the highest bit of the Payver byte, that is, Byte7 of the first byte. (Since v1.4.0)**
726	726
727	727
728		-==== **Set RS485 Sampling Commands** ====
	798	+[[image:image-20220824145428-2.png||height="168" width="1300"]]
729	729
	800	+
	801	+
	802	+**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.**
	803	+
	804	+
	805	+[[image:image-20220824145428-3.png||height="308" width="1200"]]
	806	+
	807	+
	808	+
	809	+
	810	+==== (% style="color:blue" %)**Set RS485 Sampling Commands**(%%) ====
	811	+
	812	+
730	730	(((
731	731	AT+COMMANDx or AT+DATACUTx
732	732	)))
...	...	@@ -740,41 +740,32 @@
740	740	)))
741	741
742	742	* (((
743		-**AT Command:**
	826	+(% style="color:#037691" %)**AT Command:**
744	744	)))
745	745
746		-(% class="box infomessage" %)
747		-(((
748		-(((
749		-**AT+COMMANDx: Configure RS485 read command to sensor.**
750		-)))
751		-)))
	829	+(% style="color:#4472c4" %)** AT+COMMANDx:    ** (%%) Configure RS485 read command to sensor.
752	752
753		-(% class="box infomessage" %)
754		-(((
755		-(((
756		-**AT+DATACUTx: Configure how to handle return from RS485 devices.**
757		-)))
758		-)))
	831	+(% style="color:#4472c4" %)** AT+DATACUTx:        **(%%) Configure how to handle return from RS485 devices.
759	759
760		-(((
761		-
762		-)))
763	763
764	764	* (((
765		-**Downlink Payload:**
	835	+(% style="color:#037691" %)**Downlink Payload:**
766	766	)))
767	767
768	768	(((
769		-**0xAF** downlink command can be used to set AT+COMMANDx or AT+DATACUTx.
	839	+(% style="color:#4472c4" %)** 0xAF**(%%) downlink command can be used to set AT+COMMANDx or AT+DATACUTx.
	840	+
	841	+
770	770	)))
771	771
772	772	(((
773		-(% style="color:red" %)**Note**(%%): if user use AT+COMMANDx to add a new command, he also need to send AT+DATACUTx downlink.
	845	+(% style="color:red" %)**Note : if user use AT+COMMANDx to add a new command, he also need to send AT+DATACUTx downlink.**
	846	+
	847	+
774	774	)))
775	775
776	776	(((
777		-Format: AF MM NN LL XX XX XX XX YY
	851	+Format: (% style="color:#4472c4" %)** AF MM NN LL XX XX XX XX YY**
778	778	)))
779	779
780	780	(((
...	...	@@ -798,6 +798,8 @@
798	798	)))
799	799
800	800	(((
	875	+
	876	+
801	801	**Example:**
802	802	)))
803	803
...	...	@@ -816,10 +816,11 @@
816	816
817	817
818	818
819		-==== **Fast command to handle MODBUS device** ====
	895	+==== (% style="color:blue" %)**Fast command to handle MODBUS device**(%%) ====
820	820
	897	+
821	821	(((
822		-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]].
	899	+(% 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]].
823	823	)))
824	824
825	825	(((
...	...	@@ -839,24 +839,29 @@
839	839	)))
840	840
841	841	* (((
842		-AT+MBFUN=1 and AT+DATACUT1/AT+DATACUT2 are not configure (0,0,0). So RS485-LN.
	919	+AT+MBFUN=1 and AT+DATACUT1/AT+DATACUT2  are not configure (0,0,0). So RS485-LN.
843	843	)))
844	844	* (((
845		-AT+COMMAND1= 01 03 00 10 00 08,1 ~-~-> read slave address 01 , function code 03, start address 00 01, quantity of registers 00 08.
	922	+AT+COMMAND1= 01 03 00 10 00 08,1  ~-~-> read slave address 01 , function code 03, start address 00 01, quantity of registers 00 08.
846	846	)))
847	847	* (((
848		-AT+COMMAND2= 01 02 00 40 00 10,1 ~-~-> read slave address 01 , function code 02, start address 00 40, quantity of inputs 00 10.
	925	+AT+COMMAND2= 01 02 00 40 00 10,1  ~-~-> read slave address 01 , function code 02, start address 00 40, quantity of inputs 00 10.
	926	+
	927	+
849	849	)))
850	850
851		-[[image:image-20220602165351-6.png]]
	930	+(% aria-label="image-20220602165351-6.png image widget" contenteditable="false" role="region" tabindex="-1" %)[[image:image-20220602165351-6.png||data-widget="image"]]
852	852
853		-[[image:image-20220602165351-7.png]]
	932	+(% title="Click and drag to resize" %)​
854	854
	934	+(% 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" %)​
855	855
856	856
857	857
858		-==== **RS485 command timeout** ====
859	859
	939	+==== (% style="color:blue" %)**RS485 command timeout**(%%) ====
	940	+
	941	+
860	860	(((
861	861	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.
862	862	)))
...	...	@@ -865,23 +865,20 @@
865	865	Default value: 0, range:  0 ~~ 65 seconds
866	866	)))
867	867
868		-* (((
869		-**AT Command:**
870		-)))
871		-
872		-(% class="box infomessage" %)
873	873	(((
874		-(((
875		-**AT+CMDDLaa=hex(bb cc)*1000**
	951	+* (% style="color:#037691" %)** AT Command:**
	952	+
	953	+(% style="color:#4472c4" %)** AT+CMDDLaa=hex(bb cc)*1000**
876	876	)))
877		-)))
878	878
879	879	(((
	957	+
	958	+
880	880	**Example:**
881	881	)))
882	882
883	883	(((
884		-**AT+CMDDL1=1000** to send the open time to 1000ms
	963	+(% style="color:#4472c4" %)** AT+CMDDL1=1000** (%%)to send the open time to 1000ms
885	885	)))
886	886
887	887	(((
...	...	@@ -889,30 +889,29 @@
889	889	)))
890	890
891	891	* (((
892		-**Downlink Payload:**
	971	+(% style="color:#037691" %)** Downlink Payload:**
893	893	)))
894	894
895	895	(((
896		-**0x AA aa bb cc**
	975	+(% style="color:#4472c4" %)** 0x AA aa bb cc**(%%) Same as: AT+CMDDLaa=hex(bb cc)*1000
897	897	)))
898	898
899	899	(((
900		-Same as: AT+CMDDLaa=hex(bb cc)*1000
901		-)))
	979	+
902	902
903		-(((
904		- **Example:**
	981	+**Example:**
905	905	)))
906	906
907	907	(((
908		- 0xAA 01 00 01  ~-~-> Same as **AT+CMDDL1=1000 ms**
	985	+**0xAA 01 00 01**  ~-~-> Same as  **AT+CMDDL1=1000 ms**
909	909	)))
910	910
911	911
912	912
913	913
914		-==== **Uplink payload mode** ====
	991	+==== (% style="color:blue" %)**Uplink payload mode**(%%) ====
915	915
	993	+
916	916	(((
917	917	Define to use one uplink or multiple uplinks for the sampling.
918	918	)))
...	...	@@ -919,53 +919,61 @@
919	919
920	920	(((
921	921	The use of this command please see: [[Compose Uplink payload>>||anchor="H3.3.4Composetheuplinkpayload"]]
922		-)))
923	923
924		-* (((
925		-**AT Command:**
	1001	+
926	926	)))
927	927
928		-(% class="box infomessage" %)
929	929	(((
930		-(((
931		-**AT+DATAUP=0**
932		-)))
933		-)))
	1005	+* (% style="color:#037691" %)** AT Command:**
934	934
935		-(% class="box infomessage" %)
936		-(((
937		-(((
938		-**AT+DATAUP=1**
939		-)))
940		-)))
	1007	+(% style="color:#4472c4" %)** AT+DATAUP=0**
941	941
942		-(((
	1009	+(% style="color:#4472c4" %)** AT+DATAUP=1**
	1010	+
943	943
944	944	)))
945	945
	1014	+(% style="color:#4472c4" %)** 0xAD 01 00 00 14** (%%) **~-~->** Same as AT+DATAUP=1，20000  ~/~/  (00 00 14 is 20 seconds)
	1015	+
	1016	+Each uplink is sent to the server at 20-second intervals when segmented.
	1017	+
	1018	+
946	946	* (((
947		-**Downlink Payload:**
	1020	+(% style="color:#037691" %)** Downlink Payload:**
948	948	)))
949	949
950		-(((
951		-**0xAD 00**  **~-~->** Same as AT+DATAUP=0
	1023	+(% style="color:#4472c4" %)** 0xAD 00** (%%) **~-~->** Same as AT+DATAUP=0
	1024	+
	1025	+(% 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.
	1026	+
	1027	+
	1028	+* (((
	1029	+(% style="color:#037691" %)** AT Command:**
952	952	)))
953	953
954		-(((
955		-**0xAD 01**  **~-~->** Same as AT+DATAUP=1
	1032	+(% style="color:#4472c4" %)** AT+DATAUP=1,Timeout**
	1033	+
	1034	+
	1035	+* (((
	1036	+(% style="color:#037691" %)** Downlink Payload:**
956	956	)))
957	957
	1039	+(% style="color:#4472c4" %)** 0xAD 01 00 00 14** (%%) **~-~->** Same as AT+DATAUP=1，20000  ~/~/  (00 00 14 is 20 seconds)
958	958
	1041	+Each uplink is sent to the server at 20-second intervals when segmented.
959	959
960	960
961		-==== **Manually trigger an Uplink** ====
962	962
	1045	+
	1046	+==== (% style="color:blue" %)**Manually trigger an Uplink**(%%) ====
	1047	+
	1048	+
963	963	(((
964	964	Ask device to send an uplink immediately.
965	965	)))
966	966
967	967	* (((
968		-**AT Command:**
	1054	+(% style="color:#037691" %)** AT Command:**
969	969	)))
970	970
971	971	(((
...	...	@@ -977,31 +977,36 @@
977	977	)))
978	978
979	979	* (((
980		-**Downlink Payload:**
	1066	+(% style="color:#037691" %)** Downlink Payload:**
981	981	)))
982	982
983	983	(((
984		-**0x08 FF**, RS485-LN will immediately send an uplink.
	1070	+(% style="color:#4472c4" %)** 0x08 FF**(%%), RS485-LN will immediately send an uplink.
985	985	)))
986	986
987	987
988	988
989	989
990		-==== **Clear RS485 Command** ====
	1076	+==== (% style="color:blue" %)**Clear RS485 Command**(%%) ====
991	991
	1078	+
992	992	(((
993	993	The AT+COMMANDx and AT+DATACUTx settings are stored in special location, user can use below command to clear them.
	1081	+
	1082	+
994	994	)))
995	995
996	996	* (((
997		-**AT Command:**
	1086	+(% style="color:#037691" %)** AT Command:**
998	998	)))
999	999
1000	1000	(((
1001		-**AT+CMDEAR=mm,nn**   mm: start position of erase ,nn: stop position of erase
	1090	+(% style="color:#4472c4" %)** AT+CMDEAR=mm,nn** (%%) mm: start position of erase ,nn: stop position of erase
1002	1002	)))
1003	1003
1004	1004	(((
	1094	+
	1095	+
1005	1005	Etc. AT+CMDEAR=1,10 means erase AT+COMMAND1/AT+DATACUT1 to AT+COMMAND10/AT+DATACUT10
1006	1006	)))
1007	1007
...	...	@@ -1017,99 +1017,236 @@
1017	1017	The uplink screen shot is:
1018	1018	)))
1019	1019
1020		-[[image:1654160691922-496.png]]
	1111	+(% aria-label="1654160691922-496.png image widget" contenteditable="false" role="region" tabindex="-1" %)[[image:1654160691922-496.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" %)​
1021	1021
1022	1022
1023	1023	* (((
1024		-**Downlink Payload:**
	1115	+(% style="color:#037691" %)** Downlink Payload:**
1025	1025	)))
1026	1026
1027	1027	(((
1028		-**0x09 aa bb** same as AT+CMDEAR=aa,bb
	1119	+(% style="color:#4472c4" %)** 0x09 aa bb** (%%) same as AT+CMDEAR=aa,bb
1029	1029	)))
1030	1030
1031	1031
1032	1032
1033	1033
1034		-==== **Set Serial Communication Parameters** ====
	1125	+==== (% style="color:blue" %)**Set Serial Communication Parameters**(%%) ====
1035	1035
	1127	+
1036	1036	(((
1037	1037	Set the Rs485 serial communication parameters:
1038	1038	)))
1039	1039
1040		-* (((
1041		-**AT Command:**
	1132	+(((
	1133	+(% style="color:#037691" %)**AT Command:**
1042	1042	)))
1043	1043
1044	1044	(((
1045		-Set Baud Rate:
	1137	+* Set Baud Rate
1046	1046	)))
1047	1047
1048		-(% class="box infomessage" %)
	1140	+(% 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
	1141	+
	1142	+
1049	1049	(((
	1144	+* Set UART Parity
	1145	+)))
	1146	+
	1147	+(% style="color:#4472c4" %)** AT+PARITY=0** (%%) ~/~/  Option: 0: no parity, 1: odd parity, 2: even parity
	1148	+
	1149	+
1050	1050	(((
1051		-**AT+BAUDR=9600**    ~/~/ Options: (1200,2400,4800,14400,19200,115200)
	1151	+* Set STOPBIT
1052	1052	)))
	1153	+
	1154	+(% style="color:#4472c4" %)** AT+STOPBIT=0** (%%) ~/~/  Option: 0 for 1bit; 1 for 1.5 bit ; 2 for 2 bits
	1155	+
	1156	+
	1157	+(((
	1158	+(% style="color:#037691" %)**Downlink Payload:**
1053	1053	)))
1054	1054
1055	1055	(((
1056		-Set UART Parity
	1162	+(% style="color:#4472c4" %)** A7 01 aa bb**:   (%%) Same  AT+BAUDR=hex(aa bb)*100
1057	1057	)))
1058	1058
1059		-(% class="box infomessage" %)
1060	1060	(((
1061		-(((
1062		-**AT+PARITY=0**    ~/~/ Option: 0: no parity, 1: odd parity, 2: even parity
	1166	+**Example:**
1063	1063	)))
	1168	+
	1169	+* (((
	1170	+A7 01 00 60  same as AT+BAUDR=9600
1064	1064	)))
	1172	+* (((
	1173	+A7 01 04 80  same as AT+BAUDR=115200
	1174	+)))
1065	1065
1066	1066	(((
1067		-Set STOPBIT
	1177	+* A7 02 aa:  Same as  AT+PARITY=aa  (aa value: 00 , 01 or 02)
1068	1068	)))
1069	1069
1070		-(% class="box infomessage" %)
1071	1071	(((
1072		-(((
1073		-**AT+STOPBIT=0**    ~/~/ Option: 0 for 1bit; 1 for 1.5 bit ; 2 for 2 bits
	1181	+* A7 03 aa:  Same as  AT+STOPBIT=aa  (aa value: 00 , 01 or 02)
1074	1074	)))
	1183	+
	1184	+
	1185	+==== (% style="color:blue" %)**Configure Databit (Since Version 1.4.0)**(%%) ====
	1186	+
	1187	+* (((
	1188	+(% style="color:#037691" %)** AT Command:**
1075	1075	)))
1076	1076
	1191	+**~ AT+DATABIT=7    **~/~/ Set the data bits to 7
	1192	+
	1193	+**~ AT+DATABIT=8    **~/~/ Set the data bits to 8
	1194	+
	1195	+* (((
	1196	+(% style="color:#037691" %)**Downlink Payload:**
	1197	+)))
	1198	+
	1199	+**~ A7 04 07**: Same as  AT+DATABIT=7
	1200	+
	1201	+**~ A7 04 08**: Same as  AT+DATABIT=8
	1202	+
	1203	+
	1204	+
	1205	+==== (% style="color:blue" %)**Encrypted payload**(%%) ====
	1206	+
1077	1077	(((
1078	1078
1079	1079	)))
1080	1080
1081	1081	* (((
1082		-**Downlink Payload:**
	1212	+(% style="color:#037691" %)** AT Command:**
1083	1083	)))
1084	1084
1085		-(((
1086		-**A7 01 aa bb**: Same  AT+BAUDR=hex(aa bb)*100
	1215	+(% style="color:#4472c4" %)** AT+DECRYPT=1  ** (%%) ~/~/ The payload is uploaded without encryption
	1216	+
	1217	+(% style="color:#4472c4" %)** AT+DECRYPT=0  ** (%%) ~/~/ Encrypt when uploading payload (default)
	1218	+
	1219	+
	1220	+
	1221	+
	1222	+==== (% style="color:blue" %)**Get sensor value**(%%) ====
	1223	+
	1224	+
	1225	+* (((
	1226	+(% style="color:#037691" %)** AT Command:**
1087	1087	)))
1088	1088
1089		-(((
1090		-**Example:**
	1229	+(% style="color:#4472c4" %)** AT+GETSENSORVALUE=0  **(%%) ~/~/ The serial port gets the reading of the current sensor
	1230	+
	1231	+(% style="color:#4472c4" %)** AT+GETSENSORVALUE=1  **(%%) ~/~/ The serial port gets the current sensor reading and uploads it.
	1232	+
	1233	+
	1234	+
	1235	+
	1236	+==== (% style="color:blue" %)**Resets the downlink packet count**(%%) ====
	1237	+
	1238	+
	1239	+* (((
	1240	+(% style="color:#037691" %)** AT Command:**
1091	1091	)))
1092	1092
	1243	+(% 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)
	1244	+
	1245	+(% 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.
	1246	+
	1247	+
	1248	+
	1249	+
	1250	+==== (% style="color:blue" %)**When the limit bytes are exceeded, upload in batches**(%%) ====
	1251	+
	1252	+
1093	1093	* (((
1094		-A7 01 00 60   same as AT+BAUDR=9600
	1254	+(% style="color:#037691" %)** AT Command:**
1095	1095	)))
	1256	+
	1257	+ (% 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)
	1258	+
	1259	+ (% 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.
	1260	+
	1261	+
1096	1096	* (((
1097		-A7 01 04 80  same as AT+BAUDR=115200
	1263	+(% style="color:#037691" %)** Downlink Payload:**
1098	1098	)))
1099	1099
1100		-(((
1101		-A7 02 aa: Same as  AT+PARITY=aa  (aa value: 00 , 01 or 02)
	1266	+(% style="color:#4472c4" %)** 0x21 00 01 ** (%%) ~/~/ Set  the DISMACANS=1
	1267	+
	1268	+
	1269	+
	1270	+
	1271	+==== (% style="color:blue" %)** Copy downlink to uplink **(%%) ====
	1272	+
	1273	+
	1274	+* (((
	1275	+(% style="color:#037691" %)** AT Command:**
1102	1102	)))
1103	1103
	1278	+(% 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.
	1279	+
	1280	+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.
	1281	+
	1282	+
	1283	+[[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"]]
	1284	+
	1285	+For example, sending 11 22 33 44 55 66 77 will return invalid configuration 00 11 22 33 44 55 66 77.
	1286	+
	1287	+
	1288	+
	1289	+[[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"]]
	1290	+
	1291	+For example, if 01 00 02 58 is issued, a valid configuration of 01 01 00 02 58 will be returned.
	1292	+
	1293	+
	1294	+
	1295	+
	1296	+==== (% style="color:blue" %)**Query version number and frequency band 、TDC**(%%) ====
	1297	+
	1298	+
1104	1104	(((
1105		-A7 03 aa: Same as  AT+STOPBIT=aa  (aa value: 00 , 01 or 02)
	1300	+* (% style="color:#037691" %)**Downlink Payload:**
	1301	+
	1302	+(% style="color:#4472c4" %)** 26 01  ** (%%) ~/~/  Downlink 26 01 can query device upload frequency, frequency band, software version number, TDC time.
1106	1106	)))
1107	1107
1108	1108
	1306	+Example：
1109	1109
1110	1110
	1309	+[[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"]]
	1310	+
	1311	+
	1312	+
	1313	+
	1314	+==== (% style="color:blue" %)** Monitor RS485 communication of other devices**(%%) ====
	1315	+
	1316	+
	1317	+* (((
	1318	+(% style="color:#037691" %)** AT Command:**
	1319	+)))
	1320	+
	1321	+(% 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.
	1322	+
	1323	+(% 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.
	1324	+
	1325	+(% style="color:#4472c4" %)**AT+RXMODE=0,0  ** (%%) ~/~/  Disable this mode (default)
	1326	+
	1327	+
	1328	+* (((
	1329	+(% style="color:#037691" %)**Downlink Payload:**
	1330	+)))
	1331	+
	1332	+(% style="color:#4472c4" %)** A6 aa bb bb               ** (%%) ~/~/ same as AT+RXMODE=aa,bb
	1333	+
	1334	+[[image:image-20220824144240-1.png]]
	1335	+
	1336	+
	1337	+
1111	1111	== 3.6 Listening mode for RS485 network ==
1112	1112
	1340	+
1113	1113	(((
1114	1114	This feature support since firmware v1.4
1115	1115	)))
...	...	@@ -1116,12 +1116,16 @@
1116	1116
1117	1117	(((
1118	1118	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.
	1347	+
	1348	+
1119	1119	)))
1120	1120
1121		-[[image:image-20220602171200-8.png||height="567" width="1007"]]
	1351	+(% 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"]]
1122	1122
	1353	+(% title="Click and drag to resize" %)​
	1354	+
1123	1123	(((
1124		-To enable the listening mode, use can run the command AT+RXMODE.
	1356	+To enable the listening mode, use can run the command (% style="color:#4472c4" %)** AT+RXMODE**.
1125	1125	)))
1126	1126
1127	1127	(((
...	...	@@ -1156,11 +1156,13 @@
1156	1156	)))
1157	1157
1158	1158	(((
1159		-**Downlink Command:**
	1391	+
	1392	+
	1393	+(% style="color:#037691" %)**Downlink Command:**
1160	1160	)))
1161	1161
1162	1162	(((
1163		-**0xA6 aa bb cc ** same as AT+RXMODE=aa,(bb<<8 | cc)
	1397	+(% style="color:#4472c4" %)** 0xA6 aa bb cc **(%%) same as AT+RXMODE=aa,(bb<<8 | cc)
1164	1164	)))
1165	1165
1166	1166	(((
...	...	@@ -1189,10 +1189,12 @@
1189	1189
1190	1190	(((
1191	1191	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
	1426	+
	1427	+
1192	1192	)))
1193	1193
1194	1194	(((
1195		-[[image:image-20220602171200-9.png]]
	1431	+(% aria-label="image-20220602171200-9.png image widget" contenteditable="false" role="region" tabindex="-1" %)[[image:image-20220602171200-9.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" %)​
1196	1196	)))
1197	1197
1198	1198	(((
...	...	@@ -1201,15 +1201,16 @@
1201	1201
1202	1202	(((
1203	1203	(((
1204		-(% 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.
	1440	+(% 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.**
1205	1205	)))
1206	1206	)))
1207	1207
1208	1208
	1445	+
1209	1209	== 3.7 Buttons ==
1210	1210
1211	1211
1212		-(% border="1" cellspacing="10" style="background-color:#f7faff; width:430px" %)
	1449	+(% border="1.5" cellspacing="4" style="background-color:#ffffcc; width:430px" %)
1213	1213	|=(% style="width: 50px;" %)**Button**|=(% style="width: 361px;" %)**Feature**
1214	1214	|(% 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**
1215	1215	|(% style="width:50px" %)**RST**|(% style="width:361px" %)Reboot RS485
...	...	@@ -1218,7 +1218,7 @@
1218	1218	== 3.8 LEDs ==
1219	1219
1220	1220
1221		-(% border="1" cellspacing="10" style="background-color:#f7faff; width:430px" %)
	1458	+(% border="1.5" cellspacing="4" style="background-color:#ffffcc; width:430px" %)
1222	1222	|=(% style="width: 50px;" %)**LEDs**|=(% style="width: 380px;" %)**Feature**
1223	1223	|**PWR**|Always on if there is power
1224	1224	|**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.
...	...	@@ -1225,25 +1225,34 @@
1225	1225
1226	1226	= 4. Case Study =
1227	1227
	1465	+
1228	1228	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]]
1229	1229
1230	1230
	1469	+
1231	1231	= 5. Use AT Command =
1232	1232
	1472	+
1233	1233	== 5.1 Access AT Command ==
1234	1234
	1475	+
1235	1235	(((
1236	1236	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.
	1478	+
	1479	+
1237	1237	)))
1238	1238
1239		-[[image:1654162355560-817.png]]
	1482	+(% 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" %)​
1240	1240
1241	1241
	1485	+
1242	1242	(((
1243	1243	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:
	1488	+
	1489	+
1244	1244	)))
1245	1245
1246		-[[image:1654162368066-342.png]]
	1492	+(% 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" %)​
1247	1247
1248	1248
1249	1249	(((
...	...	@@ -1254,63 +1254,51 @@
1254	1254
1255	1255	== 5.2 Common AT Command Sequence ==
1256	1256
	1503	+
1257	1257	=== 5.2.1 Multi-channel ABP mode (Use with SX1301/LG308) ===
1258	1258
	1506	+
1259	1259	If device has not joined network yet:
1260	1260
1261		-(% class="box infomessage" %)
1262		-(((
1263		-**AT+FDR**
1264		-)))
	1509	+* (% style="color:#037691" %)**AT+FDR**
	1510	+* (% style="color:#037691" %)**AT+NJM=0**
	1511	+* (% style="color:#037691" %)**ATZ**
1265	1265
1266		-(% class="box infomessage" %)
1267	1267	(((
1268		-**AT+NJM=0**
1269		-)))
	1514	+
1270	1270
1271		-(% class="box infomessage" %)
1272		-(((
1273		-**ATZ**
1274		-)))
1275		-
1276		-
1277		-(((
1278	1278	If device already joined network:
1279		-)))
1280	1280
1281		-(% class="box infomessage" %)
1282		-(((
1283		-**AT+NJM=0**
1284		-)))
	1518	+* (% style="color:#037691" %)**AT+NJM=0**
	1519	+* (% style="color:#037691" %)**ATZ**
1285	1285
1286		-(% class="box infomessage" %)
1287		-(((
1288		-**ATZ**
	1521	+
1289	1289	)))
1290	1290
1291	1291
	1525	+
1292	1292	=== 5.5.2 Single-channel ABP mode (Use with LG01/LG02) ===
1293	1293
1294	1294
1295		-(% style="background-color:#dcdcdc" %)**AT+FDR** (%%) Reset Parameters to Factory Default, Keys Reserve
	1529	+(% style="background-color:#dcdcdc" %)**AT+FDR** (%%) Reset Parameters to Factory Default, Keys Reserve
1296	1296
1297		-(% style="background-color:#dcdcdc" %)**AT+NJM=0 **(%%)Set to ABP mode
	1531	+(% style="background-color:#dcdcdc" %)**AT+NJM=0 **(%%) Set to ABP mode
1298	1298
1299		-(% style="background-color:#dcdcdc" %)**AT+ADR=0** (%%)Set the Adaptive Data Rate Off
	1533	+(% style="background-color:#dcdcdc" %)**AT+ADR=0** (%%) Set the Adaptive Data Rate Off
1300	1300
1301		-(% style="background-color:#dcdcdc" %)**AT+DR=5**   (%%)Set Data Rate
	1535	+(% style="background-color:#dcdcdc" %)**AT+DR=5**   (%%) Set Data Rate
1302	1302
1303		-(% style="background-color:#dcdcdc" %)**AT+TDC=60000** (%%) Set transmit interval to 60 seconds
	1537	+(% style="background-color:#dcdcdc" %)**AT+TDC=60000** (%%) Set transmit interval to 60 seconds
1304	1304
1305		-(% style="background-color:#dcdcdc" %)**AT+CHS=868400000**(%%) Set transmit frequency to 868.4Mhz
	1539	+(% style="background-color:#dcdcdc" %)**AT+CHS=868400000**(%%)  Set transmit frequency to 868.4Mhz
1306	1306
1307		-(% style="background-color:#dcdcdc" %)**AT+RX2FQ=868400000** (%%) Set RX2Frequency to 868.4Mhz (according to the result from server)
	1541	+(% style="background-color:#dcdcdc" %)**AT+RX2FQ=868400000** (%%) Set RX2Frequency to 868.4Mhz (according to the result from server)
1308	1308
1309		-(% style="background-color:#dcdcdc" %)**AT+RX2DR=5**  (%%) Set RX2DR to match the downlink DR from server. see below
	1543	+(% style="background-color:#dcdcdc" %)**AT+RX2DR=5**  (%%) Set RX2DR to match the downlink DR from server. see below
1310	1310
1311		-(% style="background-color:#dcdcdc" %)**AT+DADDR=26** (%%) 01 1A F1 Set Device Address to 26 01 1A F1, this ID can be found in the LoRa Server portal.
	1545	+(% style="background-color:#dcdcdc" %)**AT+DADDR=26** (%%) 01 1A F1 Set Device Address to 26 01 1A F1, this ID can be found in the LoRa Server portal.
1312	1312
1313		-(% style="background-color:#dcdcdc" %)**ATZ**       (%%) Reset MCU
	1547	+(% style="background-color:#dcdcdc" %)**ATZ**       (%%) Reset MCU
1314	1314
1315	1315
1316	1316	(% style="color:red" %)**Note:**
...	...	@@ -1320,15 +1320,20 @@
1320	1320	2. Make sure the LG01/02 gateway RX frequency is exactly the same as AT+CHS setting.
1321	1321	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.
1322	1322	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
	1557	+
	1558	+
1323	1323	)))
1324	1324
1325		-[[image:1654162478620-421.png]]
	1561	+(% 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" %)​
1326	1326
1327	1327
	1564	+
1328	1328	= 6. FAQ =
1329	1329
	1567	+
1330	1330	== 6.1 How to upgrade the image? ==
1331	1331
	1570	+
1332	1332	(((
1333	1333	The RS485-LN LoRaWAN Controller is shipped with a 3.5mm cable, the cable is used to upload image to RS485-LN to:
1334	1334	)))
...	...	@@ -1347,18 +1347,26 @@
1347	1347	Below shows the hardware connection for how to upload an image to RS485-LN:
1348	1348	)))
1349	1349
1350		-[[image:1654162535040-878.png]]
	1589	+(% 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"]]
1351	1351
	1591	+(% title="Click and drag to resize" %)​
	1592	+
1352	1352	(((
1353		-**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]].
	1594	+(% 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]].
	1595	+
	1596	+
1354	1354	)))
1355	1355
1356	1356	(((
1357		-**Step2**: Download the [[LT Image files>>url:http://www.dragino.com/downloads/index.php?dir=LT_LoRa_IO_Controller/LT33222-L/image/]].
	1600	+(% 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]].
	1601	+
	1602	+
1358	1358	)))
1359	1359
1360	1360	(((
1361		-**Step3: **Open flashloader; choose the correct COM port to update.
	1606	+(% style="color:blue" %)**Step3**(%%)**: **Open flashloader; choose the correct COM port to update.
	1607	+
	1608	+
1362	1362	)))
1363	1363
1364	1364	(((
...	...	@@ -1370,65 +1370,92 @@
1370	1370	)))
1371	1371
1372	1372
1373		-[[image:image-20220602175818-12.png]]
	1620	+(% aria-label="image-20220602175818-12.png image widget" contenteditable="false" role="region" tabindex="-1" %)[[image:image-20220602175818-12.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" %)​
1374	1374
1375	1375
1376		-[[image:image-20220602175848-13.png]]
	1623	+(% aria-label="image-20220602175848-13.png image widget" contenteditable="false" role="region" tabindex="-1" %)[[image:image-20220602175848-13.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" %)​
1377	1377
1378	1378
1379		-[[image:image-20220602175912-14.png]]
	1626	+(% 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" %)​
1380	1380
1381	1381
1382		-**Notice**: In case user has lost the program cable. User can hand made one from a 3.5mm cable. The pin mapping is:
	1629	+(% 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:**
1383	1383
1384		-[[image:image-20220602175638-10.png]]
	1631	+(% 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" %)​
1385	1385
1386	1386
	1634	+
1387	1387	== 6.2 How to change the LoRa Frequency Bands/Region? ==
1388	1388
	1637	+
1389	1389	User can follow the introduction for [[how to upgrade image>>||anchor="H6.1Howtoupgradetheimage3F"]]. When download the images, choose the required image file for download.
1390	1390
1391	1391
	1641	+
1392	1392	== 6.3 How many RS485-Slave can RS485-LN connects? ==
1393	1393
	1644	+
1394	1394	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"]].
1395	1395
1396	1396
	1648	+
1397	1397	== 6.4 Compatible question to ChirpStack and TTI LoRaWAN server ? ==
1398	1398
	1651	+
1399	1399	When user need to use with ChirpStack or TTI. Please set AT+RPL=4.
1400	1400
1401	1401	Detail info check this link: [[Set Packet Receiving Response Level>>doc:Main.End Device AT Commands and Downlink Command.WebHome||anchor="H7.23SetPacketReceivingResponseLevel"]]
1402	1402
1403	1403
	1657	+
	1658	+== 6.5 Can i use point to point communication for RS485-LN? ==
	1659	+
	1660	+
	1661	+Yes, please refer [[Point to Point Communication for RS485-LN>>Point to Point Communication for RS485-LN]].
	1662	+
	1663	+
	1664	+
	1665	+== 6.6 How to Use RS485-LN  to connect to RS232 devices? ==
	1666	+
	1667	+
	1668	+[[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/]]
	1669	+
	1670	+
	1671	+
1404	1404	= 7. Trouble Shooting =
1405	1405
1406		-== 7.1 Downlink doesn’t work, how to solve it? ==
1407	1407
	1675	+== 7.1 Downlink doesn't work, how to solve it? ==
	1676	+
	1677	+
1408	1408	Please see this link for debug: [[LoRaWAN Communication Debug>>doc:Main.LoRaWAN Communication Debug.WebHome]]
1409	1409
1410	1410
1411		-== 7.2 Why I can’t join TTN V3 in US915 /AU915 bands? ==
1412	1412
	1682	+== 7.2 Why I can't join TTN V3 in US915 /AU915 bands? ==
	1683	+
	1684	+
1413	1413	It might about the channels mapping. Please see for detail: [[Notice of Frequency band>>doc:Main.LoRaWAN Communication Debug.WebHome||anchor="H2.NoticeofUS9152FCN4702FAU915Frequencyband"]]
1414	1414
1415	1415
	1688	+
1416	1416	= 8. Order Info =
1417	1417
	1691	+
1418	1418	(% style="color:blue" %)**Part Number: RS485-LN-XXX**
1419	1419
1420	1420	(% style="color:blue" %)**XXX:**
1421	1421
1422		-* (% style="color:blue" %)**EU433**(%%): frequency bands EU433
1423		-* (% style="color:blue" %)**EU868**(%%): frequency bands EU868
1424		-* (% style="color:blue" %)**KR920**(%%): frequency bands KR920
1425		-* (% style="color:blue" %)**CN470**(%%): frequency bands CN470
1426		-* (% style="color:blue" %)**AS923**(%%): frequency bands AS923
1427		-* (% style="color:blue" %)**AU915**(%%): frequency bands AU915
1428		-* (% style="color:blue" %)**US915**(%%): frequency bands US915
1429		-* (% style="color:blue" %)**IN865**(%%): frequency bands IN865
1430		-* (% style="color:blue" %)**RU864**(%%): frequency bands RU864
1431		-* (% style="color:blue" %)**KZ865**(%%): frequency bands KZ865
	1696	+* (% style="color:red" %)**EU433**(%%):  frequency bands EU433
	1697	+* (% style="color:red" %)**EU868**(%%):  frequency bands EU868
	1698	+* (% style="color:red" %)**KR920**(%%):  frequency bands KR920
	1699	+* (% style="color:red" %)**CN470**(%%):  frequency bands CN470
	1700	+* (% style="color:red" %)**AS923**(%%):  frequency bands AS923
	1701	+* (% style="color:red" %)**AU915**(%%):  frequency bands AU915
	1702	+* (% style="color:red" %)**US915**(%%):  frequency bands US915
	1703	+* (% style="color:red" %)**IN865**(%%):  frequency bands IN865
	1704	+* (% style="color:red" %)**RU864**(%%):  frequency bands RU864
	1705	+* (% style="color:red" %)**KZ865**(%%):  frequency bands KZ865
1432	1432
1433	1433	= 9.Packing Info =
1434	1434
...	...	@@ -1448,6 +1448,7 @@
1448	1448
1449	1449	= 10. FCC Caution for RS485LN-US915 =
1450	1450
	1725	+
1451	1451	(((
1452	1452	Any Changes or modifications not expressly approved by the party responsible for compliance could void the user's authority to operate the equipment.
1453	1453	)))
...	...	@@ -1461,11 +1461,11 @@
1461	1461	)))
1462	1462
1463	1463	(((
1464		-**IMPORTANT NOTE:**
	1739	+(% style="color:red" %)**IMPORTANT NOTE:**
1465	1465	)))
1466	1466
1467	1467	(((
1468		-**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:
	1743	+(% 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:
1469	1469	)))
1470	1470
1471	1471	(((
...	...	@@ -1489,7 +1489,7 @@
1489	1489	)))
1490	1490
1491	1491	(((
1492		-**FCC Radiation Exposure Statement:**
	1767	+(% style="color:red" %)**FCC Radiation Exposure Statement:**
1493	1493	)))
1494	1494
1495	1495	(((
...	...	@@ -1497,11 +1497,16 @@
1497	1497	)))
1498	1498
1499	1499
	1775	+
1500	1500	= 11. Support =
1501	1501
	1778	+
1502	1502	* (((
1503	1503	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.
1504	1504	)))
1505	1505	* (((
1506	1506	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]].
	1784	+
	1785	+
	1786	+
1507	1507	)))

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