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Title

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1		-RS485-LN – RS485 to LoRaWAN Converter
	1	+RS485-LN – RS485 to LoRaWAN Converter User Manual

Author

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1		-XWiki.Xiaoling
	1	+XWiki.Bei

Content

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1		-(% style="text-align:center" %)
2		-[[image:1653266934636-343.png||height="385" width="385"]]
	1	+(% aria-label="1653266934636-343.png image widget" contenteditable="false" role="region" tabindex="-1" %)
	2	+(((
	3	+(% data-widget="image" style="text-align:center" %)
	4	+[[image:1653266934636-343.png||height="385" width="385"]](% title="Click and drag to resize" %)​
3	3
	6	+(% 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==||height="15" role="presentation" title="Click and drag to move" width="15"]]
	7	+)))
4	4
5	5
6		-**RS485-LN – RS485 to LoRaWAN Converter User Manual**
7	7
8	8
9	9
10	10
	14	+
11	11	**Table of Contents:**
12	12
13	13	{{toc/}}
14	14
15	15
	20	+(% aria-label="macro:toc widget" contenteditable="false" role="region" tabindex="-1" %)
	21	+(((
	22	+(% 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==||height="15" role="presentation" title="Click and drag to move" width="15"]]
	23	+)))
16	16
17	17
18	18
19	19
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	29	+
	30	+
21	21	= 1.Introduction =
22	22
23	23	== 1.1 What is RS485-LN RS485 to LoRaWAN Converter ==
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25	25	(((
26	26	(((
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	38	+
	39	+
28	28	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.
29	29	)))
30	30	)))
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48	48
49	49	(((
50	50	(% 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]]
	63	+
	64	+
51	51	)))
52	52	)))
53	53	)))
54	54
55		-[[image:1653267211009-519.png||height="419" width="724"]]
	69	+(% 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" %)​
56	56
57	57
	72	+
58	58	== 1.2 Specifications ==
59	59
60	60
61		-**Hardware System:**
	76	+(% style="color:#037691" %)**Hardware System:**
62	62
63	63	* STM32L072CZT6 MCU
64	64	* SX1276/78 Wireless Chip
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66	66	** Idle: 32mA@12v
67	67	** 20dB Transmit: 65mA@12v
68	68
69		-**Interface for Model:**
70	70
	85	+(% style="color:#037691" %)**Interface for Model:**
	86	+
71	71	* RS485
72	72	* Power Input 7~~ 24V DC.
73	73
74		-**LoRa Spec:**
75	75
	91	+(% style="color:#037691" %)**LoRa Spec:**
	92	+
76	76	* Frequency Range:
77	77	** Band 1 (HF): 862 ~~ 1020 Mhz
78	78	** Band 2 (LF): 410 ~~ 528 Mhz
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92	92	* Automatic RF Sense and CAD with ultra-fast AFC.
93	93	* Packet engine up to 256 bytes with CRC
94	94
	112	+
	113	+
95	95	== 1.3 Features ==
96	96
	116	+
97	97	* LoRaWAN Class A & Class C protocol (default Class C)
98	98	* Frequency Bands: CN470/EU433/KR920/US915/EU868/AS923/AU915/IN865/RU864
99	99	* AT Commands to change parameters
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104	104	* Support Interrupt uplink (Since hardware version v1.2)
105	105
106	106
	127	+
107	107	== 1.4 Applications ==
108	108
	130	+
109	109	* Smart Buildings & Home Automation
110	110	* Logistics and Supply Chain Management
111	111	* Smart Metering
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114	114	* Smart Factory
115	115
116	116
	139	+
117	117	== 1.5 Firmware Change log ==
118	118
	142	+
119	119	[[RS485-LN Image files – Download link and Change log>>url:http://www.dragino.com/downloads/index.php?dir=RS485-LN/]]
120	120
121	121
	146	+
122	122	== 1.6 Hardware Change log ==
123	123
	149	+
124	124	(((
125	125	(((
126	126	(((
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131	131	v1.0: Release
132	132	)))
133	133
	160	+
134	134
135	135	)))
136	136	)))
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137	137
138	138	= 2. Power ON Device =
139	139
	167	+
140	140	(((
141	141	The RS485-LN can be powered by 7 ~~ 24V DC power source. Connection as below
142	142
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147	147	Once there is power, the RS485-LN will be on.
148	148	)))
149	149
150		-[[image:1653268091319-405.png]]
	178	+(% 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" %)​
151	151
	180	+
152	152
153	153	)))
154	154
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156	156
157	157	== 3.1 How it works? ==
158	158
	188	+
159	159	(((
160	160	(((
161	161	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.
162	162	)))
163	163
	194	+
164	164
165	165	)))
166	166
167	167	== 3.2 Example to join LoRaWAN network ==
168	168
	200	+
169	169	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.
170	170
171		-[[image:1653268155545-638.png||height="334" width="724"]]
	203	+(% 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" %)​
172	172
173	173
174	174	(((
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180	180	485A+ and 485B- of the sensor are connected to RS485A and RA485B of RS485-LN respectively.
181	181	)))
182	182
183		-[[image:1653268227651-549.png||height="592" width="720"]]
	215	+(% 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" %)​
184	184
	217	+
185	185	(((
186	186	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:
	220	+
	221	+
187	187	)))
188	188
189	189	(((
190		-**Step 1**: Create a device in TTN V3 with the OTAA keys from RS485-LN.
	225	+(% style="color:blue" %)**Step 1**(%%): Create a device in TTN V3 with the OTAA keys from RS485-LN.
191	191	)))
192	192
193	193	(((
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195	195	)))
196	196	)))
197	197
198		-[[image:1652953462722-299.png]]
	233	+(% aria-label="1652953462722-299.png image widget" contenteditable="false" role="region" tabindex="-1" %)[[image:1652953462722-299.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" %)​
199	199
	235	+
200	200	(((
201	201	(((
202	202	User can enter this key in their LoRaWAN Server portal. Below is TTN V3 screen shot:
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203	203	)))
204	204
205	205	(((
206		-Add APP EUI in the application.
	242	+**Add APP EUI in the application.**
207	207	)))
208	208	)))
209	209
210		-[[image:image-20220519174512-1.png]]
	246	+(% 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" %)​
211	211
212		-[[image:image-20220519174512-2.png||height="323" width="720"]]
	248	+(% 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" %)​
213	213
214		-[[image:image-20220519174512-3.png||height="556" width="724"]]
	250	+(% 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" %)​
215	215
216		-[[image:image-20220519174512-4.png]]
	252	+(% 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" %)​
217	217
218	218	You can also choose to create the device manually.
219	219
220		-[[image:1652953542269-423.png||height="710" width="723"]]
	256	+(% 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" %)​
221	221
222		-Add APP KEY and DEV EUI
223	223
224		-[[image:1652953553383-907.png||height="514" width="724"]]
225	225
	260	+**Add APP KEY and DEV EUI**
226	226
	262	+(% 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" %)​
	263	+
	264	+
227	227	(((
228		-**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.
	266	+(% 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.
229	229	)))
230	230
231		-[[image:1652953568895-172.png||height="232" width="724"]]
	269	+(% 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" %)​
232	232
233	233
	272	+
234	234	== 3.3 Configure Commands to read data ==
235	235
	275	+
236	236	(((
237	237	(((
238		-There are plenty of RS485 devices in the market and each device has different command to read the valid data. To support these devices in flexible, RS485-LN supports flexible command set. User can use [[AT Commands>>||anchor="H3.5ConfigureRS485-BLviaATorDownlink"]] or LoRaWAN Downlink Command to configure what commands RS485-LN should send for each sampling and how to handle the return from RS485 devices.
	278	+(((
	279	+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.
239	239	)))
	281	+)))
240	240
241	241	(((
242		-(% 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
	284	+(((
	285	+(% 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**
	286	+)))
243	243
	288	+
244	244
245	245	)))
246	246	)))
247	247
248		-=== 3.3.1 onfigure UART settings for RS485 or TTL communication ===
	293	+=== 3.3.1 Configure UART settings for RS485 or TTL communication ===
249	249
	295	+
250	250	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:
251	251
252	252	(% border="1" cellspacing="10" style="background-color:#ffffcc; color:green; width:510px" %)
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311	311
312	312	=== 3.3.2 Configure sensors ===
313	313
	360	+
314	314	(((
315	315	(((
316		-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.
	363	+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.
	364	+
	365	+
317	317	)))
318	318	)))
319	319
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320	320	(% border="1" cellspacing="10" style="background-color:#ffffcc; color:green; width:510px" %)
321	321	|=(% style="width: 110px;" %)**AT Commands**|=(% style="width: 190px;" %)**Description**|=(% style="width: 190px;" %)**Example**
322	322	|AT+CFGDEV|(% style="width:110px" %)(((
	372	+(((
323	323	This command is used to configure the RS485/TTL devices; they won’t be used during sampling.
	374	+)))
324	324
	376	+(((
325	325	AT+CFGDEV=xx xx xx xx xx xx xx xx xx xx xx xx,
	378	+)))
326	326
	380	+(((
327	327	mm: 0: no CRC, 1: add CRC-16/MODBUS in the end of this command
	382	+)))
328	328	)))|(% style="width:190px" %)AT+CFGDEV=xx xx xx xx xx xx xx xx xx xx xx xx,m
329	329
330	330
...	...	@@ -331,6 +331,7 @@
331	331
332	332	=== 3.3.3 Configure read commands for each sampling ===
333	333
	389	+
334	334	(((
335	335	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.
336	336
...	...	@@ -341,7 +341,7 @@
341	341	During each sampling, the RS485-LN can support 15 commands to read sensors. And combine the return to one or several uplink payloads.
342	342
343	343
344		-**Each RS485 commands include two parts:**
	400	+(% style="color:#037691" %)**Each RS485 commands include two parts:**
345	345
346	346	~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.
347	347
...	...	@@ -352,15 +352,14 @@
352	352
353	353	After we got the valid value from each RS485 commands, we need to combine them together with the command **AT+DATAUP**.
354	354
355		-
356	356	Below are examples for the how above AT Commands works.
357	357
358	358
359		-**AT+COMMANDx : **This command will be sent to RS485 devices during each sampling, Max command length is 14 bytes. The grammar is:
	414	+(% style="color:#037691" %)**AT+COMMANDx **(%%)**: **This command will be sent to RS485 devices during each sampling, Max command length is 14 bytes. The grammar is:
360	360
361	361	(% border="1" style="background-color:#4bacc6; color:white; width:499px" %)
362	362	|(% style="width:496px" %)(((
363		-**AT+COMMANDx=xx xx xx xx xx xx xx xx xx xx xx xx,m**
	418	+(% style="color:#037691" %)**AT+COMMANDx=xx xx xx xx xx xx xx xx xx xx xx xx,m**
364	364
365	365	**xx xx xx xx xx xx xx xx xx xx xx xx: The RS485 command to be sent**
366	366
...	...	@@ -372,7 +372,7 @@
372	372	In the RS485-LN, we should use this command AT+COMMAND1=01 03 0B B8 00 02,1 for the same.
373	373
374	374
375		-**AT+DATACUTx : **This command defines how to handle the return from AT+COMMANDx, max return length is 45 bytes.
	430	+(% style="color:#037691" %)**AT+DATACUTx **(%%)**: **This command defines how to handle the return from AT+COMMANDx, max return length is 45 bytes.
376	376
377	377	(% border="1" style="background-color:#4bacc6; color:white; width:510px" %)
378	378	|(% style="width:510px" %)(((
...	...	@@ -385,25 +385,29 @@
385	385
386	386	**Examples:**
387	387
388		-* Grab bytes:
	443	+* (% style="color:#037691" %)**Grab bytes**
389	389
390		-[[image:image-20220602153621-1.png]]
	445	+(% 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" %)​
391	391
392	392
393		-* Grab a section.
394	394
395		-[[image:image-20220602153621-2.png]]
	449	+* (% style="color:#037691" %)**Grab a section**
396	396
	451	+(% 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" %)​
397	397
398		-* Grab different sections.
399	399
400		-[[image:image-20220602153621-3.png]]
401	401
	455	+* (% style="color:#037691" %)**Grab different sections**
	456	+
	457	+(% 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" %)​
	458	+
	459	+
402	402
403	403	)))
404	404
405	405	=== 3.3.4 Compose the uplink payload ===
406	406
	465	+
407	407	(((
408	408	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.**
409	409
...	...	@@ -432,7 +432,7 @@
432	432	Where PAYVER is defined by AT+PAYVER, below is an example screen shot.
433	433	)))
434	434
435		-[[image:1653269759169-150.png||height="513" width="716"]]
	494	+(% 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" %)​
436	436
437	437
438	438	(% style="color:#037691" %)**Examples: AT+DATAUP=1**
...	...	@@ -450,7 +450,7 @@
450	450	1. PAYLOAD#: Number of this uplink. (from 0,1,2,3…,to PAYLOAD COUNT)
451	451	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
452	452
453		-[[image:image-20220602155039-4.png]]
	512	+(% 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" %)​
454	454
455	455
456	456	So totally there will be 3 uplinks for this sampling, each uplink include 8 bytes DATA
...	...	@@ -462,7 +462,7 @@
462	462	DATA3=the rest of Valid value of RETURN10= **30**
463	463
464	464
465		-(% 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:
	524	+(% 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:**
466	466
467	467	~* For AU915/AS923 bands, if UplinkDwell time=0, max 51 bytes for each uplink.
468	468
...	...	@@ -475,11 +475,13 @@
475	475
476	476	Below are the uplink payloads:
477	477
478		-[[image:1654157178836-407.png]]
	537	+(% 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" %)​
479	479
480	480
	540	+
481	481	=== 3.3.5 Uplink on demand ===
482	482
	543	+
483	483	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.
484	484
485	485	Downlink control command:
...	...	@@ -492,23 +492,27 @@
492	492
493	493	=== 3.3.6 Uplink on Interrupt ===
494	494
	556	+
495	495	RS485-LN support external Interrupt uplink since hardware v1.2 release.
496	496
497		-[[image:1654157342174-798.png]]
	559	+(% 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" %)​
498	498
499	499	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.
500	500
501	501
	564	+
502	502	== 3.4 Uplink Payload ==
503	503
504	504
505		-[[image:image-20220606110929-1.png]]
	568	+(% 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" %)​
506	506
507	507	Below is the decoder for the first 3 bytes. The rest bytes are dynamic depends on different RS485 sensors.
508	508
509	509
510		-== 3.5 Configure RS485-BL via AT or Downlink ==
511	511
	574	+== 3.5 Configure RS485-LN via AT or Downlink ==
	575	+
	576	+
512	512	(((
513	513	User can configure RS485-LN via AT Commands or LoRaWAN Downlink Commands
514	514	)))
...	...	@@ -530,539 +530,903 @@
530	530	)))
531	531
532	532
	598	+
533	533	=== 3.5.1 Common Commands ===
534	534
	601	+
535	535	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]]
536	536
537	537
538		-=== 3.5.2 Sensor related commands ===
539	539
	606	+=== 3.5.2 Downlink Response(Since firmware v1.4) ===
	607	+
	608	+
540	540	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.
541	541
542		-[[image:image-20220602163333-5.png||height="263" width="1160"]]
	611	+(% 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" %)​
543	543
544	544	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)
545	545
546	546
	616	+
547	547	=== 3.5.3 Sensor related commands ===
548	548
549	549
550	550
551		-==== **RS485 Debug Command** ====
552	552
553		-This command is used to configure the RS485 devices; they won’t be used during sampling.
	622	+==== (% style="color:blue" %)**RS485 Debug Command**(%%) ====
554	554
555		-* **AT Command**
556	556
557		-(% class="box infomessage" %)
558	558	(((
559		-**AT+CFGDEV=xx xx xx xx xx xx xx xx xx xx xx xx,m**
	626	+This command is used to configure the RS485 devices; they won't be used during sampling.
560	560	)))
561	561
562		-m: 0: no CRC, 1: add CRC-16/MODBUS in the end of this command
	629	+* (((
	630	+(% style="color:#037691" %)**AT Command**
563	563
564		-* **Downlink Payload**
	632	+(((
	633	+**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
	634	+)))
	635	+)))
565	565
	637	+(((
	638	+
	639	+)))
	640	+
	641	+* (((
	642	+(% style="color:#037691" %)**Downlink Payload**
	643	+)))
	644	+
	645	+(((
566	566	Format: A8 MM NN XX XX XX XX YY
	647	+)))
567	567
	649	+(((
568	568	Where:
	651	+)))
569	569
570		-* MM: 1: add CRC-16/MODBUS ; 0: no CRC
571		-* NN: The length of RS485 command
572		-* XX XX XX XX: RS485 command total NN bytes
573		-* YY: How many bytes will be uplink from the return of this RS485 command,
574		-** if YY=0, RS485-LN will execute the downlink command without uplink;
575		-** if YY>0, RS485-LN will uplink total YY bytes from the output of this RS485 command; Fport=200
576		-** if YY=FF, RS485-LN will uplink RS485 output with the downlink command content; Fport=200.
	653	+* (((
	654	+MM: 1: add CRC-16/MODBUS ; 0: no CRC
	655	+)))
	656	+* (((
	657	+NN: The length of RS485 command
	658	+)))
	659	+* (((
	660	+XX XX XX XX: RS485 command total NN bytes
	661	+)))
	662	+* (((
	663	+(((
	664	+YY: How many bytes will be uplink from the return of this RS485 command,
	665	+)))
577	577
578		-**Example 1** ~-~-> Configure without ask for uplink (YY=0)
	667	+* (((
	668	+if YY=0, RS485-LN will execute the downlink command without uplink;
	669	+)))
	670	+* (((
	671	+if YY>0, RS485-LN will uplink total YY bytes from the output of this RS485 command; Fport=200
	672	+)))
	673	+* (((
	674	+if YY=FF, RS485-LN will uplink RS485 output with the downlink command content; Fport=200.
	675	+)))
	676	+)))
579	579
	678	+(((
	679	+
	680	+
	681	+(% style="color:blue" %)**Example 1:**  (%%) ~-~-> Configure without ask for uplink (YY=0)
	682	+)))
	683	+
	684	+(((
580	580	To connect a Modbus Alarm with below commands.
	686	+)))
581	581
582		-* The command to active alarm is: 0A 05 00 04 00 01 4C B0. Where 0A 05 00 04 00 01 is the Modbus command to read the register 00 40 where stored the DI status. The 4C B0 is the CRC-16/MODBUS which calculate manually.
	688	+* (((
	689	+The command to active alarm is: 0A 05 00 04 00 01 4C B0. Where 0A 05 00 04 00 01 is the Modbus command to read the register 00 40 where stored the DI status. The 4C B0 is the CRC-16/MODBUS which calculate manually.
	690	+)))
583	583
584		-* The command to deactivate alarm is: 0A 05 00 04 00 00 8D 70. Where 0A 05 00 04 00 00 is the Modbus command to read the register 00 40 where stored the DI status. The 8D 70 is the CRC-16/MODBUS which calculate manually.
	692	+* (((
	693	+The command to deactivate alarm is: 0A 05 00 04 00 00 8D 70. Where 0A 05 00 04 00 00 is the Modbus command to read the register 00 40 where stored the DI status. The 8D 70 is the CRC-16/MODBUS which calculate manually.
	694	+)))
585	585
	696	+(((
	697	+
	698	+
586	586	So if user want to use downlink command to control to RS485 Alarm, he can use:
	700	+)))
587	587
	702	+(((
588	588	(% style="color:#4f81bd" %)**A8 01 06 0A 05 00 04 00 01 00**(%%): to activate the RS485 Alarm
	704	+)))
589	589
	706	+(((
590	590	(% style="color:#4f81bd" %)**A8 01 06 0A 05 00 04 00 00 00**(%%): to deactivate the RS485 Alarm
	708	+)))
591	591
	710	+(((
592	592	A8 is type code and 01 means add CRC-16/MODBUS at the end, the 3^^rd^^ byte is 06, means the next 6 bytes are the command to be sent to the RS485 network, the final byte 00 means this command don’t need to acquire output.
	712	+)))
593	593
	714	+(((
	715	+
	716	+)))
594	594
595		-**Example 2** ~-~-> Configure with requesting uplink and original downlink command (**YY=FF**)
	718	+(((
	719	+(% style="color:blue" %)**Example 2:**  (%%) ~-~-> Configure with requesting uplink and original downlink command (**YY=FF**)
	720	+)))
596	596
	722	+(((
597	597	User in IoT server send a downlink command: (% style="color:#4f81bd" %)**A8 01 06 0A 08 00 04 00 01 YY**
	724	+)))
598	598
	726	+(((
	727	+
	728	+)))
599	599
600		-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:
	730	+(((
	731	+(((
	732	+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**
	733	+)))
601	601
602		- **A8** (% style="color:#4f81bd" %)**0A 08 00 04 00  **(% style="color:red" %)**01 06** ** **(% style="color:green" %)**0A 08 00 04 00 00**
	735	+
	736	+)))
603	603
604		- [[image:1654159460680-153.png]]
	738	+(((
	739	+ (% 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" %)​
	740	+)))
605	605
606	606
607	607
608		-==== **Set Payload version** ====
609	609
610		-This is the first byte of the uplink payload. RS485-BL can connect to different sensors. User can set the PAYVER field to tell server how to decode the current payload.
	745	+==== (% style="color:blue" %)**Set Payload version**(%%) ====
611	611
612		-* **AT Command:**
613	613
614		-(% class="box infomessage" %)
615	615	(((
616		-**AT+PAYVER: Set PAYVER field = 1**
	749	+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.
617	617	)))
618	618
619		-* **Downlink Payload:**
	752	+* (((
	753	+(% style="color:#037691" %)**AT Command:**
620	620
621		-**0xAE 01**  ~-~-> Set PAYVER field =  0x01
	755	+**AT+PAYVER:    **Set PAYVER field = 1
622	622
623		-**0xAE 0F**   ~-~-> Set PAYVER field =  0x0F
	757	+
	758	+)))
	759	+* (((
	760	+(% style="color:#037691" %)**Downlink Payload:**
	761	+)))
624	624
	763	+(((
	764	+**0xAE 01**  ~-~->  Set PAYVER field =  0x01
	765	+)))
625	625
	767	+(((
	768	+**0xAE 0F**   ~-~->  Set PAYVER field =  0x0F
	769	+)))
626	626
627		-==== **Set RS485 Sampling Commands** ====
628	628
629		-AT+COMMANDx or AT+DATACUTx
630	630
631		-These three commands are used to configure how the RS485-LN polling data from Modbus device. Detail of usage please see : [[polling RS485 device>>||anchor="H3.3.3Configurereadcommandsforeachsampling"]].
632	632
	774	+==== (% style="color:blue" %)**Set RS485 Sampling Commands**(%%) ====
633	633
634		-* **AT Command:**
635	635
636		-(% class="box infomessage" %)
637	637	(((
638		-**AT+COMMANDx: Configure RS485 read command to sensor.**
	778	+AT+COMMANDx or AT+DATACUTx
639	639	)))
640	640
641		-(% class="box infomessage" %)
642	642	(((
643		-**AT+DATACUTx: Configure how to handle return from RS485 devices.**
	782	+These three commands are used to configure how the RS485-LN polling data from Modbus device. Detail of usage please see : [[polling RS485 device>>||anchor="H3.3.3Configurereadcommandsforeachsampling"]].
644	644	)))
645	645
	785	+(((
	786	+
	787	+)))
646	646
647		-* **Downlink Payload:**
	789	+* (((
	790	+(% style="color:#037691" %)**AT Command:**
	791	+)))
648	648
	793	+**AT+COMMANDx:    **Configure RS485 read command to sensor.
	794	+
	795	+**AT+DATACUTx:        **Configure how to handle return from RS485 devices.
	796	+
	797	+
	798	+* (((
	799	+(% style="color:#037691" %)**Downlink Payload:**
	800	+)))
	801	+
	802	+(((
649	649	**0xAF** downlink command can be used to set AT+COMMANDx or AT+DATACUTx.
650	650
	805	+
	806	+)))
	807	+
	808	+(((
651	651	(% style="color:red" %)**Note**(%%): if user use AT+COMMANDx to add a new command, he also need to send AT+DATACUTx downlink.
652	652
	811	+
	812	+)))
	813	+
	814	+(((
653	653	Format: AF MM NN LL XX XX XX XX YY
	816	+)))
654	654
	818	+(((
655	655	Where:
	820	+)))
656	656
657		-* MM: the ATCOMMAND or AT+DATACUT to be set. Value from 01 ~~ 0F,
658		-* NN:  0: no CRC; 1: add CRC-16/MODBUS ; 2: set the AT+DATACUT value.
659		-* LL:  The length of AT+COMMAND or AT+DATACUT command
660		-* XX XX XX XX: AT+COMMAND or AT+DATACUT command
661		-* YY:  If YY=0, RS485-BL will execute the downlink command without uplink; if YY=1, RS485-LN will execute an uplink after got this command.
	822	+* (((
	823	+MM: the ATCOMMAND or AT+DATACUT to be set. Value from 01 ~~ 0F,
	824	+)))
	825	+* (((
	826	+NN:  0: no CRC; 1: add CRC-16/MODBUS ; 2: set the AT+DATACUT value.
	827	+)))
	828	+* (((
	829	+LL:  The length of AT+COMMAND or AT+DATACUT command
	830	+)))
	831	+* (((
	832	+XX XX XX XX: AT+COMMAND or AT+DATACUT command
	833	+)))
	834	+* (((
	835	+YY:  If YY=0, RS485-LN will execute the downlink command without uplink; if YY=1, RS485-LN will execute an uplink after got this command.
	836	+)))
662	662
	838	+(((
	839	+
	840	+
663	663	**Example:**
	842	+)))
664	664
	844	+(((
665	665	(% style="color:#037691" %)**AF 03 01 06 0A 05 00 04 00 01 00**(%%): Same as AT+COMMAND3=0A 05 00 04 00 01,1
	846	+)))
666	666
	848	+(((
667	667	(% style="color:#037691" %)**AF 03 02 06**(% style="color:orange" %)** 10 **(% style="color:red" %)**01 **(% style="color:green" %)**05 06 09 0A**(% style="color:#037691" %)** 00**(%%): Same as AT+DATACUT3=(% style="color:orange" %)**16**(%%),(% style="color:red" %)**1**(%%),(% style="color:green" %)**5+6+9+10**
	850	+)))
668	668
	852	+(((
669	669	(% style="color:#037691" %)**AF 03 02 06 **(% style="color:orange" %)**0B**(% style="color:red" %)** 02 **(% style="color:green" %)**05 07 08 0A **(% style="color:#037691" %)**00**(%%): Same as AT+DATACUT3=(% style="color:orange" %)**11**(%%),(% style="color:red" %)**2**(%%),(% style="color:green" %)**5~~7+8~~10**
	854	+)))
670	670
671	671
672	672
673		-==== **Fast command to handle MODBUS device** ====
674	674
675		-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]].
	859	+==== (% style="color:blue" %)**Fast command to handle MODBUS device**(%%) ====
676	676
	861	+
	862	+(((
	863	+**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]].
	864	+)))
	865	+
	866	+(((
677	677	This command is valid since v1.3 firmware version
	868	+)))
678	678
	870	+(((
679	679	AT+MBFUN can auto read the Modbus function code: 01, 02, 03 or 04. AT+MBFUN has lower priority vs AT+DATACUT command. If AT+DATACUT command is configured, AT+MBFUN will be ignore.
	872	+)))
680	680
	874	+(((
	875	+
	876	+)))
681	681
	878	+(((
682	682	**Example:**
	880	+)))
683	683
684		-* AT+MBFUN=1 and AT+DATACUT1/AT+DATACUT2 are not configure (0,0,0). So RS485-LN.
685		-* 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.
686		-* 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.
	882	+* (((
	883	+AT+MBFUN=1 and AT+DATACUT1/AT+DATACUT2  are not configure (0,0,0). So RS485-LN.
	884	+)))
	885	+* (((
	886	+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.
	887	+)))
	888	+* (((
	889	+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.
687	687
688		-[[image:image-20220602165351-6.png]]
	891	+
	892	+)))
689	689
690		-[[image:image-20220602165351-7.png]]
	894	+(% 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" %)​
691	691
	896	+(% 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" %)​
692	692
693	693
694		-==== **RS485 command timeout** ====
695	695
	900	+
	901	+==== (% style="color:blue" %)**RS485 command timeout**(%%) ====
	902	+
	903	+
	904	+(((
696	696	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.
	906	+)))
697	697
	908	+(((
698	698	Default value: 0, range:  0 ~~ 65 seconds
	910	+)))
699	699
700		-* **AT Command:**
	912	+* (((
	913	+(% style="color:#037691" %)** AT Command:**
701	701
702		-(% class="box infomessage" %)
703		-(((
704	704	**AT+CMDDLaa=hex(bb cc)*1000**
705	705	)))
706	706
	918	+(((
	919	+
	920	+
707	707	**Example:**
	922	+)))
708	708
	924	+(((
709	709	**AT+CMDDL1=1000** to send the open time to 1000ms
	926	+)))
710	710
	928	+(((
	929	+
	930	+)))
711	711
712		-* **Downlink Payload:**
	932	+* (((
	933	+(% style="color:#037691" %)** Downlink Payload:**
	934	+)))
713	713
	936	+(((
714	714	**0x AA aa bb cc**
	938	+)))
715	715
	940	+(((
716	716	Same as: AT+CMDDLaa=hex(bb cc)*1000
	942	+)))
717	717
718		- **Example:**
	944	+(((
	945	+**Example:**
	946	+)))
719	719
720		- 0xAA 01 00 01  ~-~-> Same as **AT+CMDDL1=1000 ms**
	948	+(((
	949	+**0xAA 01 00 01**  ~-~-> Same as  **AT+CMDDL1=1000 ms**
	950	+)))
721	721
722	722
723	723
724		-==== **Uplink payload mode** ====
725	725
	955	+==== (% style="color:blue" %)**Uplink payload mode**(%%) ====
	956	+
	957	+
	958	+(((
726	726	Define to use one uplink or multiple uplinks for the sampling.
	960	+)))
727	727
	962	+(((
728	728	The use of this command please see: [[Compose Uplink payload>>||anchor="H3.3.4Composetheuplinkpayload"]]
729	729
730		-* **AT Command:**
	965	+
	966	+)))
731	731
732		-(% class="box infomessage" %)
733		-(((
734		-**AT+DATAUP=0**
	968	+* (((
	969	+(% style="color:#037691" %)** AT Command:**
735	735	)))
736	736
737		-(% class="box infomessage" %)
738		-(((
	972	+**AT+DATAUP=0**
	973	+
739	739	**AT+DATAUP=1**
740		-)))
741	741
742	742
743		-* **Downlink Payload:**
	977	+* (((
	978	+(% style="color:#037691" %)** Downlink Payload:**
	979	+)))
744	744
	981	+(((
745	745	**0xAD 00**  **~-~->** Same as AT+DATAUP=0
	983	+)))
746	746
	985	+(((
747	747	**0xAD 01**  **~-~->** Same as AT+DATAUP=1
	987	+)))
748	748
749	749
750	750
751		-==== **Manually trigger an Uplink** ====
752	752
	992	+==== (% style="color:blue" %)**Manually trigger an Uplink**(%%) ====
	993	+
	994	+
	995	+(((
753	753	Ask device to send an uplink immediately.
	997	+)))
754	754
755		-* **AT Command:**
	999	+* (((
	1000	+(% style="color:#037691" %)** AT Command:**
	1001	+)))
756	756
	1003	+(((
757	757	No AT Command for this, user can press the [[ACT button>>||anchor="H3.7Buttons"]] for 1 second for the same.
	1005	+)))
758	758
	1007	+(((
	1008	+
	1009	+)))
759	759
760		-* **Downlink Payload:**
	1011	+* (((
	1012	+(% style="color:#037691" %)** Downlink Payload:**
	1013	+)))
761	761
	1015	+(((
762	762	**0x08 FF**, RS485-LN will immediately send an uplink.
	1017	+)))
763	763
764	764
765	765
766		-==== **Clear RS485 Command** ====
767	767
	1022	+==== (% style="color:blue" %)**Clear RS485 Command**(%%) ====
	1023	+
	1024	+
	1025	+(((
768	768	The AT+COMMANDx and AT+DATACUTx settings are stored in special location, user can use below command to clear them.
769	769
770		-* **AT Command:**
	1028	+
	1029	+)))
771	771
	1031	+* (((
	1032	+(% style="color:#037691" %)** AT Command:**
	1033	+)))
	1034	+
	1035	+(((
772	772	**AT+CMDEAR=mm,nn**   mm: start position of erase ,nn: stop position of erase
	1037	+)))
773	773
	1039	+(((
774	774	Etc. AT+CMDEAR=1,10 means erase AT+COMMAND1/AT+DATACUT1 to AT+COMMAND10/AT+DATACUT10
	1041	+)))
775	775
	1043	+(((
776	776	Example screen shot after clear all RS485 commands.
	1045	+)))
777	777
	1047	+(((
	1048	+
	1049	+)))
778	778
	1051	+(((
779	779	The uplink screen shot is:
	1053	+)))
780	780
781		-[[image:1654160691922-496.png]]
	1055	+(% 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" %)​
782	782
783	783
784		-* **Downlink Payload:**
	1058	+* (((
	1059	+(% style="color:#037691" %)** Downlink Payload:**
	1060	+)))
785	785
	1062	+(((
786	786	**0x09 aa bb** same as AT+CMDEAR=aa,bb
	1064	+)))
787	787
788	788
789	789
790		-==== **Set Serial Communication Parameters** ====
791	791
792		-Set the Rs485 serial communication parameters:
	1069	+==== (% style="color:blue" %)**Set Serial Communication Parameters**(%%) ====
793	793
794		-* **AT Command:**
795	795
796		-Set Baud Rate:
	1072	+(((
	1073	+Set the Rs485 serial communication parameters:
	1074	+)))
797	797
798		-(% class="box infomessage" %)
	1076	+* (((
	1077	+(% style="color:#037691" %)** AT Command:**
	1078	+)))
	1079	+
799	799	(((
800		-**AT+BAUDR=9600**    ~/~/ Options: (1200,2400,4800,14400,19200,115200)
	1081	+
	1082	+
	1083	+* Set Baud Rate
801	801	)))
802	802
803		-Set UART Parity
	1086	+**AT+BAUDR=9600**    ~/~/ Options: (1200,2400,4800,14400,19200,115200)
804	804
805		-(% class="box infomessage" %)
	1088	+
806	806	(((
807		-**AT+PARITY=0**    ~/~/ Option: 0: no parity, 1: odd parity, 2: even parity
	1090	+* Set UART Parity
808	808	)))
809	809
810		-Set STOPBIT
	1093	+**AT+PARITY=0**    ~/~/ Option: 0: no parity, 1: odd parity, 2: even parity
811	811
812		-(% class="box infomessage" %)
	1095	+
813	813	(((
814		-**AT+STOPBIT=0**    ~/~/ Option: 0 for 1bit; 1 for 1.5 bit ; 2 for 2 bits
	1097	+* Set STOPBIT
815	815	)))
816	816
	1100	+**AT+STOPBIT=0**    ~/~/ Option: 0 for 1bit; 1 for 1.5 bit ; 2 for 2 bits
817	817
818		-* **Downlink Payload:**
819	819
820		-**A7 01 aa bb**: Same  AT+BAUDR=hex(aa bb)*100
821	821
	1104	+* (((
	1105	+(% style="color:#037691" %)** Downlink Payload:**
	1106	+)))
	1107	+
	1108	+(((
	1109	+**A7 01 aa bb**:  Same  AT+BAUDR=hex(aa bb)*100
	1110	+)))
	1111	+
	1112	+(((
822	822	**Example:**
	1114	+)))
823	823
824		-* A7 01 00 60   same as AT+BAUDR=9600
825		-* A7 01 04 80  same as AT+BAUDR=115200
	1116	+* (((
	1117	+A7 01 00 60   same as AT+BAUDR=9600
	1118	+)))
	1119	+* (((
	1120	+A7 01 04 80  same as AT+BAUDR=115200
	1121	+)))
826	826
827		-A7 02 aa: Same as  AT+PARITY=aa  (aa value: 00 , 01 or 02)
	1123	+(((
	1124	+A7 02 aa:  Same as  AT+PARITY=aa  (aa value: 00 , 01 or 02)
	1125	+)))
828	828
829		-A7 03 aa: Same as  AT+STOPBIT=aa  (aa value: 00 , 01 or 02)
	1127	+(((
	1128	+A7 03 aa:  Same as  AT+STOPBIT=aa  (aa value: 00 , 01 or 02)
	1129	+)))
830	830
831	831
	1132	+
	1133	+
832	832	== 3.6 Listening mode for RS485 network ==
833	833
	1136	+
	1137	+(((
834	834	This feature support since firmware v1.4
	1139	+)))
835	835
	1141	+(((
836	836	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.
837	837
838		-[[image:image-20220602171200-8.png||height="567" width="1007"]]
	1144	+
	1145	+)))
839	839
	1147	+(% 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" %)​
	1148	+
	1149	+(((
840	840	To enable the listening mode, use can run the command AT+RXMODE.
	1151	+)))
841	841
	1153	+(((
	1154	+
	1155	+)))
842	842
843		-(% border="1" style="background-color:#ffffcc; width:500px" %)
844		-|=(% style="width: 161px;" %)**Command example:**|=(% style="width: 337px;" %)**Function**
845		-|(% style="width:161px" %)AT+RXMODE=1,10 |(% style="width:337px" %)Enable listening mode 1, if RS485-LN has received more than 10 RS485 commands from the network. RS485-LN will send these commands via LoRaWAN uplinks.
846		-|(% style="width:161px" %)AT+RXMODE=2,500|(% style="width:337px" %)Enable listening mode 2, RS485-LN will capture and send a 500ms content once from the first detect of character. Max value is 65535 ms
847		-|(% style="width:161px" %)AT+RXMODE=0,0|(% style="width:337px" %)Disable listening mode. This is the default settings.
848		-|(% style="width:161px" %) |(% style="width:337px" %)A6 aa bb cc  same as AT+RXMODE=aa,(bb<<8 ~| cc)
	1157	+(% border="1" cellspacing="10" style="background-color:#ffffcc; width:500px" %)
	1158	+|=(% style="width: 100px;" %)(((
	1159	+**Command example**
	1160	+)))|=(% style="width: 400px;" %)(((
	1161	+**Function**
	1162	+)))
	1163	+|(% style="width:100px" %)(((
	1164	+AT+RXMODE=1,10
	1165	+)))|(% style="width:400px" %)(((
	1166	+Enable listening mode 1, if RS485-LN has received more than 10 RS485 commands from the network. RS485-LN will send these commands via LoRaWAN uplinks.
	1167	+)))
	1168	+|(% style="width:100px" %)(((
	1169	+AT+RXMODE=2,500
	1170	+)))|(% style="width:400px" %)(((
	1171	+Enable listening mode 2, RS485-LN will capture and send a 500ms content once from the first detect of character. Max value is 65535 ms
	1172	+)))
	1173	+|(% style="width:100px" %)(((
	1174	+AT+RXMODE=0,0
	1175	+)))|(% style="width:400px" %)(((
	1176	+Disable listening mode. This is the default settings.
	1177	+)))
	1178	+|(% style="width:100px" %)(((
	1179	+
	1180	+)))|(% style="width:400px" %)(((
	1181	+A6 aa bb cc  same as AT+RXMODE=aa,(bb<<8 | cc)
	1182	+)))
849	849
850		-**Downlink Command:**
	1184	+(((
	1185	+(% style="color:#037691" %)** Downlink Command:**
	1186	+)))
851	851
	1188	+(((
852	852	**0xA6 aa bb cc ** same as AT+RXMODE=aa,(bb<<8 | cc)
	1190	+)))
853	853
	1192	+(((
	1193	+
	1194	+)))
854	854
	1196	+(((
855	855	**Example**:
	1198	+)))
856	856
	1200	+(((
857	857	The RS485-LN is set to AT+RXMODE=2,1000
	1202	+)))
858	858
	1204	+(((
859	859	There is a two Modbus commands in the RS485 network as below:
	1206	+)))
860	860
	1208	+(((
861	861	The Modbus master send a command: (% style="background-color:#ffc000" %)01 03 00 00 00 02 c4 0b
	1210	+)))
862	862
	1212	+(((
863	863	And Modbus slave reply with: (% style="background-color:green" %)01 03 04 00 00 00 00 fa 33
	1214	+)))
864	864
	1216	+(((
865	865	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
	1218	+)))
866	866
867		-[[image:image-20220602171200-9.png]]
	1220	+(((
	1221	+(% 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" %)​
	1222	+)))
868	868
	1224	+(((
	1225	+
	1226	+)))
869	869
870		-(% 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.
	1228	+(((
	1229	+(((
	1230	+(% 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.**
	1231	+)))
	1232	+)))
871	871
872	872
	1235	+
873	873	== 3.7 Buttons ==
874	874
875	875
876		-(% border="1" style="background-color:#f7faff; width:500px" %)
877		-|=**Button**|=(% style="width: 1420px;" %)**Feature**
878		-|**ACT**|(% style="width:1420px" %)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**
879		-|**RST**|(% style="width:1420px" %)Reboot RS485
880		-|**PRO**|(% style="width:1420px" %)Use for upload image, see [[How to Update Image>>||anchor="H6.1Howtoupgradetheimage3F"]]
	1239	+(% border="1" cellspacing="10" style="background-color:#f7faff; width:430px" %)
	1240	+|=(% style="width: 50px;" %)**Button**|=(% style="width: 361px;" %)**Feature**
	1241	+|(% 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**
	1242	+|(% style="width:50px" %)**RST**|(% style="width:361px" %)Reboot RS485
	1243	+|(% style="width:50px" %)**PRO**|(% style="width:361px" %)Use for upload image, see [[How to Update Image>>||anchor="H6.1Howtoupgradetheimage3F"]]
881	881
	1245	+
	1246	+
	1247	+
882	882	== 3.8 LEDs ==
883	883
884		-(% border="1" style="background-color:#f7faff; width:500px" %)
885		-|=**LEDs**|=**Feature**
	1250	+
	1251	+(% border="1" cellspacing="10" style="background-color:#f7faff; width:430px" %)
	1252	+|=(% style="width: 50px;" %)**LEDs**|=(% style="width: 380px;" %)**Feature**
886	886	|**PWR**|Always on if there is power
887		-|**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.
	1254	+|**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.
888	888
	1256	+
	1257	+
	1258	+
889	889	= 4. Case Study =
890	890
	1261	+
891	891	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]]
892	892
893	893
	1265	+
894	894	= 5. Use AT Command =
895	895
	1268	+
896	896	== 5.1 Access AT Command ==
897	897
898		-RS485-BL supports AT Command set. User can use a USB to TTL adapter plus the 3.5mm Program Cable to connect to RS485-BL to use AT command, as below.
899	899
900		-[[image:1654162355560-817.png]]
	1272	+(((
	1273	+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.
	1274	+)))
901	901
	1276	+(% 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" %)​
902	902
903		-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-BL. The default password is 123456. Below is the output for reference:
904	904
905		-[[image:1654162368066-342.png]]
	1279	+(((
	1280	+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:
	1281	+)))
906	906
	1283	+(% 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" %)​
907	907
	1285	+
	1286	+(((
908	908	More detail AT Command manual can be found at [[AT Command Manual>>https://www.dragino.com/downloads/index.php?dir=LT_LoRa_IO_Controller/LT33222-L/]]
	1288	+)))
909	909
910	910
	1291	+
911	911	== 5.2 Common AT Command Sequence ==
912	912
	1294	+
913	913	=== 5.2.1 Multi-channel ABP mode (Use with SX1301/LG308) ===
914	914
	1297	+
915	915	If device has not joined network yet:
916	916
917		-(% class="box infomessage" %)
918		-(((
919		-**AT+FDR**
920		-)))
	1300	+* (% style="color:#037691" %)**AT+FDR**
	1301	+* (% style="color:#037691" %)**AT+NJM=0**
	1302	+* (% style="color:#037691" %)**ATZ**
921	921
922		-(% class="box infomessage" %)
923	923	(((
924		-**AT+NJM=0**
925		-)))
	1305	+
926	926
927		-(% class="box infomessage" %)
928		-(((
929		-**ATZ**
930		-)))
931		-
932		-
933	933	If device already joined network:
934	934
935		-(% class="box infomessage" %)
936		-(((
937		-**AT+NJM=0**
938		-)))
	1309	+* (% style="color:#037691" %)**AT+NJM=0**
	1310	+* (% style="color:#037691" %)**ATZ**
939	939
940		-(% class="box infomessage" %)
941		-(((
942		-**ATZ**
	1312	+
943	943	)))
944	944
945	945
	1316	+
946	946	=== 5.5.2 Single-channel ABP mode (Use with LG01/LG02) ===
947	947
948	948
949		-(% style="background-color:#dcdcdc" %)**AT+FDR** (%%) Reset Parameters to Factory Default, Keys Reserve
	1320	+(% style="background-color:#dcdcdc" %)**AT+FDR** (%%) Reset Parameters to Factory Default, Keys Reserve
950	950
951		-(% style="background-color:#dcdcdc" %)**AT+NJM=0 **(%%)Set to ABP mode
	1322	+(% style="background-color:#dcdcdc" %)**AT+NJM=0 **(%%) Set to ABP mode
952	952
953		-(% style="background-color:#dcdcdc" %)**AT+ADR=0** (%%)Set the Adaptive Data Rate Off
	1324	+(% style="background-color:#dcdcdc" %)**AT+ADR=0** (%%) Set the Adaptive Data Rate Off
954	954
955		-(% style="background-color:#dcdcdc" %)**AT+DR=5**   (%%)Set Data Rate
	1326	+(% style="background-color:#dcdcdc" %)**AT+DR=5**   (%%) Set Data Rate
956	956
957		-(% style="background-color:#dcdcdc" %)**AT+TDC=60000** (%%) Set transmit interval to 60 seconds
	1328	+(% style="background-color:#dcdcdc" %)**AT+TDC=60000** (%%) Set transmit interval to 60 seconds
958	958
959		-(% style="background-color:#dcdcdc" %)**AT+CHS=868400000**(%%) Set transmit frequency to 868.4Mhz
	1330	+(% style="background-color:#dcdcdc" %)**AT+CHS=868400000**(%%)  Set transmit frequency to 868.4Mhz
960	960
961		-(% style="background-color:#dcdcdc" %)**AT+RX2FQ=868400000** (%%) Set RX2Frequency to 868.4Mhz (according to the result from server)
	1332	+(% style="background-color:#dcdcdc" %)**AT+RX2FQ=868400000** (%%) Set RX2Frequency to 868.4Mhz (according to the result from server)
962	962
963		-(% style="background-color:#dcdcdc" %)**AT+RX2DR=5**  (%%) Set RX2DR to match the downlink DR from server. see below
	1334	+(% style="background-color:#dcdcdc" %)**AT+RX2DR=5**  (%%) Set RX2DR to match the downlink DR from server. see below
964	964
965		-(% 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.
	1336	+(% 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.
966	966
967		-(% style="background-color:#dcdcdc" %)**ATZ**       (%%) Reset MCU
	1338	+(% style="background-color:#dcdcdc" %)**ATZ**       (%%) Reset MCU
968	968
969	969
970	970	(% style="color:red" %)**Note:**
971	971
	1343	+(((
972	972	(% style="color:red" %)1. Make sure the device is set to ABP mode in the IoT Server.
973	973	2. Make sure the LG01/02 gateway RX frequency is exactly the same as AT+CHS setting.
974	974	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.
975	975	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
976	976
977		-[[image:1654162478620-421.png]]
	1349	+
	1350	+)))
978	978
	1352	+(% 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" %)​
979	979
	1354	+
	1355	+
980	980	= 6. FAQ =
981	981
	1358	+
982	982	== 6.1 How to upgrade the image? ==
983	983
	1361	+
	1362	+(((
984	984	The RS485-LN LoRaWAN Controller is shipped with a 3.5mm cable, the cable is used to upload image to RS485-LN to:
	1364	+)))
985	985
986		-* Support new features
987		-* For bug fix
988		-* Change LoRaWAN bands.
	1366	+* (((
	1367	+Support new features
	1368	+)))
	1369	+* (((
	1370	+For bug fix
	1371	+)))
	1372	+* (((
	1373	+Change LoRaWAN bands.
	1374	+)))
989	989
	1376	+(((
990	990	Below shows the hardware connection for how to upload an image to RS485-LN:
	1378	+)))
991	991
992		-[[image:1654162535040-878.png]]
	1380	+(% 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"]]
993	993
994		-**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]].
	1382	+(% title="Click and drag to resize" %)​
995	995
996		-**Step2**: Download the [[LT Image files>>url:http://www.dragino.com/downloads/index.php?dir=LT_LoRa_IO_Controller/LT33222-L/image/]].
	1384	+(((
	1385	+(% 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]].
	1386	+)))
997	997
998		-**Step3: **Open flashloader; choose the correct COM port to update.
	1388	+(((
	1389	+(% style="color:blue" %)**Step2**(%%)**:** Download the [[LT Image files>>url:https://www.dragino.com/downloads/index.php?dir=RS485-LN/Firmware/]].
	1390	+)))
999	999
1000	1000	(((
	1393	+(% style="color:blue" %)**Step3**(%%)**: **Open flashloader; choose the correct COM port to update.
	1394	+)))
	1395	+
	1396	+(((
	1397	+(((
	1398	+(((
1001	1001	(% style="color:blue" %) Hold down the PRO button and then momentarily press the RST reset button and the SYS led will change from OFF to ON, While SYS LED is RED ON, it means the RS485-LN is ready to be program.
1002	1002	)))
	1401	+)))
	1402	+)))
1003	1003
1004	1004
1005		-[[image:image-20220602175818-12.png]]
	1405	+(% 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" %)​
1006	1006
1007	1007
1008		-[[image:image-20220602175848-13.png]]
	1408	+(% 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" %)​
1009	1009
1010	1010
1011		-[[image:image-20220602175912-14.png]]
	1411	+(% 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" %)​
1012	1012
1013	1013
1014		-**Notice**: In case user has lost the program cable. User can hand made one from a 3.5mm cable. The pin mapping is:
	1414	+(% 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:**
1015	1015
1016		-[[image:image-20220602175638-10.png]]
	1416	+(% 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" %)​
1017	1017
1018	1018
	1419	+
1019	1019	== 6.2 How to change the LoRa Frequency Bands/Region? ==
1020	1020
	1422	+
1021	1021	User can follow the introduction for [[how to upgrade image>>||anchor="H6.1Howtoupgradetheimage3F"]]. When download the images, choose the required image file for download.
1022	1022
1023	1023
1024		-== 6.3 How many RS485-Slave can RS485-BL connects? ==
1025	1025
1026		-The RS485-BL can support max 32 RS485 devices. Each uplink command of RS485-BL can support max 16 different RS485 command. So RS485-BL 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"]].
	1427	+== 6.3 How many RS485-Slave can RS485-LN connects? ==
1027	1027
1028	1028
	1430	+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"]].
	1431	+
	1432	+
	1433	+
1029	1029	== 6.4 Compatible question to ChirpStack and TTI LoRaWAN server ? ==
1030	1030
	1436	+
1031	1031	When user need to use with ChirpStack or TTI. Please set AT+RPL=4.
1032	1032
1033	1033	Detail info check this link: [[Set Packet Receiving Response Level>>doc:Main.End Device AT Commands and Downlink Command.WebHome||anchor="H7.23SetPacketReceivingResponseLevel"]]
1034	1034
1035	1035
	1442	+
	1443	+== 6.5 Can i use point to point communication for RS485-LN? ==
	1444	+
	1445	+
	1446	+Yes, please refer [[Point to Point Communication for RS485-LN>>Point to Point Communication for RS485-LN]].
	1447	+
	1448	+
	1449	+
	1450	+== 6.6 How to Use RS485-LN  to connect to RS232 devices? ==
	1451	+
	1452	+
	1453	+[[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/]]
	1454	+
	1455	+
	1456	+
1036	1036	= 7. Trouble Shooting =
1037	1037
1038		-== 7.1 Downlink doesn’t work, how to solve it? ==
1039	1039
	1460	+== 7.1 Downlink doesn't work, how to solve it? ==
	1461	+
	1462	+
1040	1040	Please see this link for debug: [[LoRaWAN Communication Debug>>doc:Main.LoRaWAN Communication Debug.WebHome]]
1041	1041
1042	1042
1043		-== 7.2 Why I can’t join TTN V3 in US915 /AU915 bands? ==
1044	1044
	1467	+== 7.2 Why I can't join TTN V3 in US915 /AU915 bands? ==
	1468	+
	1469	+
1045	1045	It might about the channels mapping. Please see for detail: [[Notice of Frequency band>>doc:Main.LoRaWAN Communication Debug.WebHome||anchor="H2.NoticeofUS9152FCN4702FAU915Frequencyband"]]
1046	1046
1047	1047
	1473	+
1048	1048	= 8. Order Info =
1049	1049
	1476	+
1050	1050	(% style="color:blue" %)**Part Number: RS485-LN-XXX**
1051	1051
1052	1052	(% style="color:blue" %)**XXX:**
1053	1053
1054		-* (% style="color:blue" %)**EU433**(%%): frequency bands EU433
1055		-* (% style="color:blue" %)**EU868**(%%): frequency bands EU868
1056		-* (% style="color:blue" %)**KR920**(%%): frequency bands KR920
1057		-* (% style="color:blue" %)**CN470**(%%): frequency bands CN470
1058		-* (% style="color:blue" %)**AS923**(%%): frequency bands AS923
1059		-* (% style="color:blue" %)**AU915**(%%): frequency bands AU915
1060		-* (% style="color:blue" %)**US915**(%%): frequency bands US915
1061		-* (% style="color:blue" %)**IN865**(%%): frequency bands IN865
1062		-* (% style="color:blue" %)**RU864**(%%): frequency bands RU864
1063		-* (% style="color:blue" %)**KZ865**(%%): frequency bands KZ865
	1481	+* (% style="color:red" %)**EU433**(%%):  frequency bands EU433
	1482	+* (% style="color:red" %)**EU868**(%%):  frequency bands EU868
	1483	+* (% style="color:red" %)**KR920**(%%):  frequency bands KR920
	1484	+* (% style="color:red" %)**CN470**(%%):  frequency bands CN470
	1485	+* (% style="color:red" %)**AS923**(%%):  frequency bands AS923
	1486	+* (% style="color:red" %)**AU915**(%%):  frequency bands AU915
	1487	+* (% style="color:red" %)**US915**(%%):  frequency bands US915
	1488	+* (% style="color:red" %)**IN865**(%%):  frequency bands IN865
	1489	+* (% style="color:red" %)**RU864**(%%):  frequency bands RU864
	1490	+* (% style="color:red" %)**KZ865**(%%):  frequency bands KZ865
1064	1064
1065	1065
	1493	+
	1494	+
1066	1066	= 9.Packing Info =
1067	1067
1068	1068
...	...	@@ -1080,8 +1080,11 @@
1080	1080	* Weight / pcs : 170g
1081	1081
1082	1082
	1512	+
	1513	+
1083	1083	= 10. FCC Caution for RS485LN-US915 =
1084	1084
	1516	+
1085	1085	(((
1086	1086	Any Changes or modifications not expressly approved by the party responsible for compliance could void the user's authority to operate the equipment.
1087	1087	)))
...	...	@@ -1095,11 +1095,11 @@
1095	1095	)))
1096	1096
1097	1097	(((
1098		-**IMPORTANT NOTE:**
	1530	+(% style="color:red" %)**IMPORTANT NOTE:**
1099	1099	)))
1100	1100
1101	1101	(((
1102		-**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:
	1534	+(% 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:
1103	1103	)))
1104	1104
1105	1105	(((
...	...	@@ -1123,7 +1123,7 @@
1123	1123	)))
1124	1124
1125	1125	(((
1126		-**FCC Radiation Exposure Statement:**
	1558	+(% style="color:red" %)**FCC Radiation Exposure Statement:**
1127	1127	)))
1128	1128
1129	1129	(((
...	...	@@ -1131,11 +1131,16 @@
1131	1131	)))
1132	1132
1133	1133
	1566	+
1134	1134	= 11. Support =
1135	1135
	1569	+
1136	1136	* (((
1137	1137	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.
1138	1138	)))
1139	1139	* (((
1140	1140	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]].
	1575	+
	1576	+
	1577	+
1141	1141	)))

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