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Details

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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

Content

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1		-(% style="text-align:center" %)
2		-[[image:1653266934636-343.png||height="385" width="385"]]
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	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"]]
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4	4
5	5
6		-**RS485-LN – RS485 to LoRaWAN Converter User Manual**
7	7
8	8
	12	+
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	14	+
9	9	**Table of Contents:**
10	10
	17	+{{toc/}}
11	11
12	12
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	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"]]
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	30	+
15	15	= 1.Introduction =
16	16
17	17	== 1.1 What is RS485-LN RS485 to LoRaWAN Converter ==
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18	18
19	19	(((
20	20	(((
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	39	+
21	21	The Dragino RS485-LN is a (% style="color:blue" %)**RS485 to LoRaWAN Converter**(%%). It converts the RS485 signal into LoRaWAN wireless signal which simplify the IoT installation and reduce the installation/maintaining cost.
22	22	)))
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23	23
24	24	(((
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25	25	RS485-LN allows user to (% style="color:blue" %)**monitor / control RS485 devices**(%%) and reach extremely long ranges. It provides ultra-long range spread spectrum communication and high interference immunity whilst minimizing current consumption. It targets professional wireless sensor network applications such as irrigation systems, smart metering, smart cities, smartphone detection, building automation, and so on.
26	26	)))
	48	+)))
27	27
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29	29	(% style="color:blue" %)**For data uplink**(%%), RS485-LN sends user-defined commands to RS485 devices and gets the return from the RS485 devices. RS485-LN will process these returns according to user-define rules to get the final payload and upload to LoRaWAN server.
30	30	)))
	54	+)))
31	31
32	32	(((
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33	33	(% style="color:blue" %)**For data downlink**(%%), RS485-LN runs in LoRaWAN Class C. When there downlink commands from LoRaWAN server, RS485-LN will forward the commands from LoRaWAN server to RS485 devices.
	59	+)))
34	34
	61	+(((
35	35	(% style="color:blue" %)**Demo Dashboard for RS485-LN**(%%) connect to two energy meters: [[https:~~/~~/app.datacake.de/dashboard/d/58844a26-378d-4c5a-aaf5-b5b5b153447a>>url:https://app.datacake.de/dashboard/d/58844a26-378d-4c5a-aaf5-b5b5b153447a]]
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36	36	)))
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38	38
39		-[[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" %)​
40	40
41	41
42	42	== 1.2 Specifications ==
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74	74	* Preamble detection.
75	75	* 127 dB Dynamic Range RSSI.
76	76	* Automatic RF Sense and CAD with ultra-fast AFC.
77		-* Packet engine up to 256 bytes with CRC.
	107	+* Packet engine up to 256 bytes with CRC
78	78
	109	+
	110	+
79	79	== 1.3 Features ==
80	80
81	81	* LoRaWAN Class A & Class C protocol (default Class C)
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87	87	* Support Modbus protocol
88	88	* Support Interrupt uplink (Since hardware version v1.2)
89	89
	122	+
	123	+
90	90	== 1.4 Applications ==
91	91
92	92	* Smart Buildings & Home Automation
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96	96	* Smart Cities
97	97	* Smart Factory
98	98
	133	+
	134	+
99	99	== 1.5 Firmware Change log ==
100	100
101	101	[[RS485-LN Image files – Download link and Change log>>url:http://www.dragino.com/downloads/index.php?dir=RS485-LN/]]
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105	105
106	106	(((
107	107	(((
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108	108	v1.2: Add External Interrupt Pin.
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109	109
	148	+(((
110	110	v1.0: Release
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111	111
112	112
113	113	)))
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125	125	Once there is power, the RS485-LN will be on.
126	126	)))
127	127
128		-[[image:1653268091319-405.png]]
	168	+(% 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" %)​
129	129
130	130
131	131	)))
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135	135	== 3.1 How it works? ==
136	136
137	137	(((
	178	+(((
138	138	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.
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139	139
140	140
141	141	)))
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144	144
145	145	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.
146	146
147		-[[image:1653268155545-638.png||height="334" width="724"]]
	189	+(% 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" %)​
148	148
149	149
150	150	(((
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156	156	485A+ and 485B- of the sensor are connected to RS485A and RA485B of RS485-LN respectively.
157	157	)))
158	158
159		-[[image:1653268227651-549.png||height="592" width="720"]]
	201	+(% 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" %)​
160	160
	203	+
161	161	(((
162		-The LG308 is already set to connect to [[TTN V3 network >>path:eu1.cloud.thethings.network/]]. So what we need to now is only configure the TTN V3:
	205	+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:
163	163	)))
164	164
165	165	(((
166		-**Step 1**: Create a device in TTN V3 with the OTAA keys from RS485-LN.
	209	+(% style="color:blue" %)**Step 1**(%%): Create a device in TTN V3 with the OTAA keys from RS485-LN.
167	167	)))
168	168
169	169	(((
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171	171	)))
172	172	)))
173	173
174		-[[image:1652953462722-299.png]]
	217	+(% 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" %)​
175	175
	219	+
176	176	(((
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178	178	User can enter this key in their LoRaWAN Server portal. Below is TTN V3 screen shot:
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179	179	)))
180	180
181	181	(((
182		-Add APP EUI in the application.
	226	+**Add APP EUI in the application.**
183	183	)))
184	184	)))
185	185
186		-[[image:image-20220519174512-1.png]]
	230	+(% 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" %)​
187	187
188		-[[image:image-20220519174512-2.png||height="323" width="720"]]
	232	+(% 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" %)​
189	189
190		-[[image:image-20220519174512-3.png||height="556" width="724"]]
	234	+(% 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" %)​
191	191
192		-[[image:image-20220519174512-4.png]]
	236	+(% 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" %)​
193	193
194	194	You can also choose to create the device manually.
195	195
196		-[[image:1652953542269-423.png||height="710" width="723"]]
	240	+(% 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" %)​
197	197
198		-Add APP KEY and DEV EUI
199	199
200		-[[image:1652953553383-907.png||height="514" width="724"]]
201	201
	244	+**Add APP KEY and DEV EUI**
202	202
	246	+(% 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" %)​
	247	+
	248	+
203	203	(((
204		-**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.
	250	+(% 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.
205	205	)))
206	206
207		-[[image:1652953568895-172.png||height="232" width="724"]]
	253	+(% 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" %)​
208	208
209	209
210	210	== 3.3 Configure Commands to read data ==
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211	211
212	212	(((
213	213	(((
214		-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>>path:#AT_COMMAND]] or LoRaWAN Downlink Command to configure what commands RS485-LN should send for each sampling and how to handle the return from RS485 devices.
	260	+(((
	261	+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.
215	215	)))
	263	+)))
216	216
217	217	(((
	266	+(((
218	218	(% 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
	268	+)))
219	219
220	220
221	221	)))
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225	225
226	226	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:
227	227
228		-(% border="1" style="background-color:#ffffcc; color:green; width:782px" %)
229		-|(% style="width:128px" %)(((
	278	+(% border="1" cellspacing="10" style="background-color:#ffffcc; color:green; width:510px" %)
	279	+|=(% style="width: 110px;" %)(((
230	230	**AT Commands**
231		-)))|(% style="width:305px" %)(((
	281	+)))|=(% style="width: 190px;" %)(((
232	232	**Description**
233		-)))|(% style="width:346px" %)(((
	283	+)))|=(% style="width: 190px;" %)(((
234	234	**Example**
235	235	)))
236		-|(% style="width:128px" %)(((
	286	+|(% style="width:110px" %)(((
237	237	AT+BAUDR
238		-)))|(% style="width:305px" %)(((
	288	+)))|(% style="width:190px" %)(((
239	239	Set the baud rate (for RS485 connection). Default Value is: 9600.
240		-)))|(% style="width:346px" %)(((
	290	+)))|(% style="width:190px" %)(((
241	241	(((
242	242	AT+BAUDR=9600
243	243	)))
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246	246	Options: (1200,2400,4800,14400,19200,115200)
247	247	)))
248	248	)))
249		-|(% style="width:128px" %)(((
	299	+|(% style="width:110px" %)(((
250	250	AT+PARITY
251		-)))|(% style="width:305px" %)(((
	301	+)))|(% style="width:190px" %)(((
252	252	Set UART parity (for RS485 connection)
253		-)))|(% style="width:346px" %)(((
	303	+)))|(% style="width:190px" %)(((
254	254	(((
255	255	AT+PARITY=0
256	256	)))
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259	259	Option: 0: no parity, 1: odd parity, 2: even parity
260	260	)))
261	261	)))
262		-|(% style="width:128px" %)(((
	312	+|(% style="width:110px" %)(((
263	263	AT+STOPBIT
264		-)))|(% style="width:305px" %)(((
	314	+)))|(% style="width:190px" %)(((
265	265	(((
266	266	Set serial stopbit (for RS485 connection)
267	267	)))
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269	269	(((
270	270
271	271	)))
272		-)))|(% style="width:346px" %)(((
	322	+)))|(% style="width:190px" %)(((
273	273	(((
274	274	AT+STOPBIT=0 for 1bit
275	275	)))
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283	283	)))
284	284	)))
285	285
	336	+
	337	+
	338	+
286	286	=== 3.3.2 Configure sensors ===
287	287
288	288	(((
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291	291	)))
292	292	)))
293	293
294		-(% border="1" style="background-color:#ffffcc; color:green; width:806px" %)
295		-|**AT Commands**|(% style="width:418px" %)**Description**|(% style="width:256px" %)**Example**
296		-|AT+CFGDEV|(% style="width:418px" %)(((
	347	+(% border="1" cellspacing="10" style="background-color:#ffffcc; color:green; width:510px" %)
	348	+|=(% style="width: 110px;" %)**AT Commands**|=(% style="width: 190px;" %)**Description**|=(% style="width: 190px;" %)**Example**
	349	+|AT+CFGDEV|(% style="width:110px" %)(((
	350	+(((
297	297	This command is used to configure the RS485/TTL devices; they won’t be used during sampling.
	352	+)))
298	298
	354	+(((
299	299	AT+CFGDEV=xx xx xx xx xx xx xx xx xx xx xx xx,
	356	+)))
300	300
	358	+(((
301	301	mm: 0: no CRC, 1: add CRC-16/MODBUS in the end of this command
302		-)))|(% style="width:256px" %)AT+CFGDEV=xx xx xx xx xx xx xx xx xx xx xx xx,m
	360	+)))
	361	+)))|(% style="width:190px" %)AT+CFGDEV=xx xx xx xx xx xx xx xx xx xx xx xx,m
303	303
	363	+
	364	+
	365	+
304	304	=== 3.3.3 Configure read commands for each sampling ===
305	305
306	306	(((
...	...	@@ -313,7 +313,7 @@
313	313	During each sampling, the RS485-LN can support 15 commands to read sensors. And combine the return to one or several uplink payloads.
314	314
315	315
316		-**Each RS485 commands include two parts:**
	378	+(% style="color:#037691" %)**Each RS485 commands include two parts:**
317	317
318	318	~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.
319	319
...	...	@@ -324,15 +324,14 @@
324	324
325	325	After we got the valid value from each RS485 commands, we need to combine them together with the command **AT+DATAUP**.
326	326
327		-
328	328	Below are examples for the how above AT Commands works.
329	329
330	330
331		-**AT+COMMANDx : **This command will be sent to RS485 devices during each sampling, Max command length is 14 bytes. The grammar is:
	392	+(% 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:
332	332
333	333	(% border="1" style="background-color:#4bacc6; color:white; width:499px" %)
334	334	|(% style="width:496px" %)(((
335		-**AT+COMMANDx=xx xx xx xx xx xx xx xx xx xx xx xx,m**
	396	+(% style="color:#037691" %)**AT+COMMANDx=xx xx xx xx xx xx xx xx xx xx xx xx,m**
336	336
337	337	**xx xx xx xx xx xx xx xx xx xx xx xx: The RS485 command to be sent**
338	338
...	...	@@ -344,10 +344,10 @@
344	344	In the RS485-LN, we should use this command AT+COMMAND1=01 03 0B B8 00 02,1 for the same.
345	345
346	346
347		-**AT+DATACUTx : **This command defines how to handle the return from AT+COMMANDx, max return length is 45 bytes.
	408	+(% style="color:#037691" %)**AT+DATACUTx **(%%)**: **This command defines how to handle the return from AT+COMMANDx, max return length is 45 bytes.
348	348
349		-(% border="1" style="background-color:#4bacc6; color:white; width:725px" %)
350		-|(% style="width:722px" %)(((
	410	+(% border="1" style="background-color:#4bacc6; color:white; width:510px" %)
	411	+|(% style="width:510px" %)(((
351	351	**AT+DATACUTx=a,b,c**
352	352
353	353	* **a: length for the return of AT+COMMAND**
...	...	@@ -357,20 +357,21 @@
357	357
358	358	**Examples:**
359	359
360		-* Grab bytes:
	421	+* (% style="color:#037691" %)**Grab bytes**
361	361
362		-[[image:image-20220602153621-1.png]]
	423	+(% 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" %)​
363	363
364	364
365		-* Grab a section.
	426	+* (% style="color:#037691" %)**Grab a section**
366	366
367		-[[image:image-20220602153621-2.png]]
	428	+(% 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" %)​
368	368
369	369
370		-* Grab different sections.
	431	+* (% style="color:#037691" %)**Grab different sections**
371	371
372		-[[image:image-20220602153621-3.png]]
	433	+(% 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" %)​
373	373
	435	+
374	374
375	375	)))
376	376
...	...	@@ -404,7 +404,7 @@
404	404	Where PAYVER is defined by AT+PAYVER, below is an example screen shot.
405	405	)))
406	406
407		-[[image:1653269759169-150.png||height="513" width="716"]]
	469	+(% 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" %)​
408	408
409	409
410	410	(% style="color:#037691" %)**Examples: AT+DATAUP=1**
...	...	@@ -416,12 +416,13 @@
416	416
417	417	(% style="color:#4f81bd" %)**Battery Info+PAYVER + PAYLOAD COUNT + PAYLOAD# + DATA**
418	418
	481	+
419	419	1. PAYVER: Defined by AT+PAYVER
420	420	1. PAYLOAD COUNT: Total how many uplinks of this sampling.
421	421	1. PAYLOAD#: Number of this uplink. (from 0,1,2,3…,to PAYLOAD COUNT)
422	422	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
423	423
424		-[[image:image-20220602155039-4.png]]
	487	+(% 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" %)​
425	425
426	426
427	427	So totally there will be 3 uplinks for this sampling, each uplink include 8 bytes DATA
...	...	@@ -446,9 +446,10 @@
446	446
447	447	Below are the uplink payloads:
448	448
449		-[[image:1654157178836-407.png]]
	512	+(% 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" %)​
450	450
451	451
	515	+
452	452	=== 3.3.5 Uplink on demand ===
453	453
454	454	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.
...	...	@@ -461,656 +461,954 @@
461	461
462	462
463	463
464		-1.
465		-11.
466		-111. Uplink on Interrupt
	528	+=== 3.3.6 Uplink on Interrupt ===
467	467
468		-Put the interrupt sensor between 3.3v_out and GPIO ext.[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image022.png]]
	530	+RS485-LN support external Interrupt uplink since hardware v1.2 release.
469	469
470		-AT+INTMOD=0  Disable Interrupt
	532	+(% 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" %)​
471	471
472		-AT+INTMOD=1  Interrupt trigger by rising or falling edge.
	534	+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.
473	473
474		-AT+INTMOD=2  Interrupt trigger by falling edge. ( Default Value)
475	475
476		-AT+INTMOD=3  Interrupt trigger by rising edge.
	537	+== 3.4 Uplink Payload ==
477	477
478	478
479		-1.
480		-11. Uplink Payload
	540	+(% 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" %)​
481	481
482		-|**Size(bytes)**|**2**|**1**|**Length depends on the return from the commands**
483		-|Value|(((
484		-Battery(mV)
485		-
486		-&
487		-
488		-Interrupt _Flag
489		-)))|(((
490		-PAYLOAD_VER
491		-
492		-
493		-)))|If the valid payload is too long and exceed the maximum support payload length in server, server will show payload not provided in the LoRaWAN server.
494		-
495	495	Below is the decoder for the first 3 bytes. The rest bytes are dynamic depends on different RS485 sensors.
496	496
497	497
498		-function Decoder(bytes, port) {
	545	+== 3.5 Configure RS485-LN via AT or Downlink ==
499	499
500		-~/~/Payload Formats of RS485-BL Deceive
	547	+(((
	548	+User can configure RS485-LN via AT Commands or LoRaWAN Downlink Commands
	549	+)))
501	501
502		-return {
	551	+(((
	552	+There are two kinds of Commands:
	553	+)))
503	503
504		- ~/~/Battery,units:V
	555	+* (((
	556	+(% style="color:#4f81bd" %)**Common Commands**(%%): They should be available for each sensor, such as: change uplink interval, reset device. For firmware v1.3, user can find what common commands it supports: [[AT Commands and Downlink Command>>doc:Main.End Device AT Commands and Downlink Command.WebHome]]
	557	+)))
505	505
506		- BatV:((bytes[0]<<8 | bytes[1])&0x7fff)/1000,
	559	+* (((
	560	+(% style="color:#4f81bd" %)**Sensor Related Commands**(%%): These commands are special designed for RS485-LN.  User can see these commands below:
	561	+)))
507	507
508		- ~/~/GPIO_EXTI
	563	+(((
	564	+
	565	+)))
509	509
510		- EXTI_Trigger:(bytes[0] & 0x80)? "TRUE":"FALSE",
511	511
512		- ~/~/payload of version
	568	+=== 3.5.1 Common Commands ===
513	513
514		- Pay_ver:bytes[2],
	570	+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]]
515	515
516		- };
517	517
518		- }
	573	+=== 3.5.2 Sensor related commands ===
519	519
	575	+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.
520	520
	577	+(% 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"]](% style="background:url(~"http://wiki.dragino.com/xwiki/webjars/wiki%3Axwiki/application-ckeditor-webjar/1.61/plugins/widget/images/handle.png~") rgba(220, 220, 220, 0.5); left:0px; top:-15px" %)[[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" %)​
521	521
	579	+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)
522	522
523	523
	582	+=== 3.5.3 Sensor related commands ===
524	524
525	525
526		-TTN V3 uplink screen shot.
527	527
528		-[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image023.png]]
529	529
530		-1.
531		-11. Configure RS485-BL via AT or Downlink
	587	+==== (% style="color:#037691" %)**RS485 Debug Command**(%%) ====
532	532
533		-User can configure RS485-BL via [[AT Commands >>path:#_​Using_the_AT]]or LoRaWAN Downlink Commands
	589	+(((
	590	+This command is used to configure the RS485 devices; they won’t be used during sampling.
	591	+)))
534	534
535		-There are two kinds of Commands:
	593	+* (((
	594	+(% style="color:#037691" %)**AT Command**
536	536
537		-* **Common Commands**: They should be available for each sensor, such as: change uplink interval, reset device. For firmware v1.3, user can find what common commands it supports: http:~/~/wiki.dragino.com/index.php?title=End_Device_AT_Commands_and_Downlink_Commands
	596	+(((
	597	+**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
	598	+)))
	599	+)))
538	538
539		-* **Sensor Related Commands**: These commands are special designed for RS485-BL.  User can see these commands below:
	601	+(((
	602	+
	603	+)))
540	540
541		-1.
542		-11.
543		-111. Common Commands:
	605	+* (((
	606	+(% style="color:#037691" %)**Downlink Payload**
	607	+)))
544	544
545		-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: [[http:~~/~~/wiki.dragino.com/index.php?title=End_Device_AT_Commands_and_Downlink_Commands>>url:http://wiki.dragino.com/index.php?title=End_Device_AT_Commands_and_Downlink_Commands]]
	609	+(((
	610	+Format: A8 MM NN XX XX XX XX YY
	611	+)))
546	546
	613	+(((
	614	+Where:
	615	+)))
547	547
548		-1.
549		-11.
550		-111. Sensor related commands:
	617	+* (((
	618	+MM: 1: add CRC-16/MODBUS ; 0: no CRC
	619	+)))
	620	+* (((
	621	+NN: The length of RS485 command
	622	+)))
	623	+* (((
	624	+XX XX XX XX: RS485 command total NN bytes
	625	+)))
	626	+* (((
	627	+(((
	628	+YY: How many bytes will be uplink from the return of this RS485 command,
	629	+)))
551	551
552		-==== Choose Device Type (RS485 or TTL) ====
	631	+* (((
	632	+if YY=0, RS485-LN will execute the downlink command without uplink;
	633	+)))
	634	+* (((
	635	+if YY>0, RS485-LN will uplink total YY bytes from the output of this RS485 command; Fport=200
	636	+)))
	637	+* (((
	638	+if YY=FF, RS485-LN will uplink RS485 output with the downlink command content; Fport=200.
	639	+)))
	640	+)))
553	553
554		-RS485-BL can connect to either RS485 sensors or TTL sensor. User need to specify what type of sensor need to connect.
	642	+(((
	643	+
555	555
556		-* AT Command
	645	+**Example 1**  ~-~-> Configure without ask for uplink (YY=0)
	646	+)))
557	557
558		-**AT+MOD=1** ~/~/ Set to support RS485-MODBUS type sensors. User can connect multiply RS485 , Modbus sensors to the A / B pins.
	648	+(((
	649	+To connect a Modbus Alarm with below commands.
	650	+)))
559	559
560		-**AT+MOD=2** ~/~/ Set to support TTL Level sensors, User can connect one TTL Sensor to the TXD/RXD/GND pins.
	652	+* (((
	653	+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.
	654	+)))
561	561
	656	+* (((
	657	+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.
	658	+)))
562	562
563		-* Downlink Payload
	660	+(((
	661	+
564	564
565		-**0A aa**     à same as AT+MOD=aa
	663	+So if user want to use downlink command to control to RS485 Alarm, he can use:
	664	+)))
566	566
	666	+(((
	667	+(% style="color:#4f81bd" %)**A8 01 06 0A 05 00 04 00 01 00**(%%): to activate the RS485 Alarm
	668	+)))
567	567
	670	+(((
	671	+(% style="color:#4f81bd" %)**A8 01 06 0A 05 00 04 00 00 00**(%%): to deactivate the RS485 Alarm
	672	+)))
568	568
569		-==== [[RS485 Debug Command>>path:#downlink_A8]] (AT+CFGDEV) ====
	674	+(((
	675	+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.
	676	+)))
570	570
571		-This command is used to configure the RS485 or TTL sensors; they won’t be used during sampling.
	678	+(((
	679	+
	680	+)))
572	572
573		-* AT Command
	682	+(((
	683	+**Example 2**  ~-~-> Configure with requesting uplink and original downlink command (**YY=FF**)
	684	+)))
574	574
575		-AT+CFGDEV=xx xx xx xx xx xx xx xx xx xx xx xx,m
	686	+(((
	687	+User in IoT server send a downlink command: (% style="color:#4f81bd" %)**A8 01 06 0A 08 00 04 00 01 YY**
	688	+)))
576	576
577		-m: 0: no CRC; 1: add CRC-16/MODBUS in the end of this command.
	690	+(((
	691	+
	692	+)))
578	578
	694	+(((
	695	+(((
	696	+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**
	697	+)))
579	579
	699	+
	700	+)))
580	580
581		-* Downlink Payload
	702	+(((
	703	+ (% 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" %)​
	704	+)))
582	582
583		-Format: A8 MM NN XX XX XX XX YY
584	584
585		-Where:
586	586
587		-* MM: 1: add CRC-16/MODBUS ; 0: no CRC
588		-* NN: The length of RS485 command
589		-* XX XX XX XX: RS485 command total NN bytes
590		-* YY: How many bytes will be uplink from the return of this RS485 command, if YY=0, RS485-BL will execute the downlink command without uplink; if YY>0, RS485-BL will uplink total YY bytes from the output of this RS485 command
591	591
592		-**Example 1:**
	709	+==== (% style="color:blue" %)**Set Payload version**(%%) ====
593	593
594		-To connect a Modbus Alarm with below commands.
	711	+(((
	712	+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.
	713	+)))
595	595
596		-* 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.
	715	+* (((
	716	+(% style="color:#037691" %)**AT Command:**
597	597
598		-* 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.
	718	+**AT+PAYVER:  **Set PAYVER field = 1
599	599
600		-So if user want to use downlink command to control to RS485 Alarm, he can use:
	720	+
	721	+)))
	722	+* (((
	723	+(% style="color:#037691" %)**Downlink Payload:**
	724	+)))
601	601
602		-**A8 01 06 0A 05 00 04 00 01 00**: to activate the RS485 Alarm
	726	+(((
	727	+**0xAE 01**  ~-~->  Set PAYVER field =  0x01
	728	+)))
603	603
604		-**A8 01 06 0A 05 00 04 00 00 00**: to deactivate the RS485 Alarm
	730	+(((
	731	+**0xAE 0F**   ~-~->  Set PAYVER field =  0x0F
	732	+)))
605	605
606		-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.
607	607
608	608
609		-**Example 2:**
610	610
611		-Check TTL Sensor return:
	737	+==== (% style="color:blue" %)**Set RS485 Sampling Commands**(%%) ====
612	612
613		-[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image024.png]]
	739	+(((
	740	+AT+COMMANDx or AT+DATACUTx
	741	+)))
614	614
	743	+(((
	744	+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"]].
	745	+)))
615	615
	747	+(((
	748	+
	749	+)))
616	616
	751	+* (((
	752	+(% style="color:#037691" %)**AT Command:**
	753	+)))
617	617
618		-==== Set Payload version ====
	755	+**AT+COMMANDx:  **Configure RS485 read command to sensor.
619	619
620		-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.
	757	+**AT+DATACUTx:  **Configure how to handle return from RS485 devices.
621	621
622		-* AT Command:
623	623
624		-AT+PAYVER: Set PAYVER field = 1
	760	+* (((
	761	+(% style="color:#037691" %)**Downlink Payload:**
	762	+)))
625	625
	764	+(((
	765	+**0xAF** downlink command can be used to set AT+COMMANDx or AT+DATACUTx.
	766	+)))
626	626
627		-* Downlink Payload:
	768	+(((
	769	+(% style="color:red" %)**Note**(%%): if user use AT+COMMANDx to add a new command, he also need to send AT+DATACUTx downlink.
	770	+)))
628	628
629		-0xAE 01   à Set PAYVER field =  0x01
	772	+(((
	773	+Format: AF MM NN LL XX XX XX XX YY
	774	+)))
630	630
631		-0xAE 0F   à Set PAYVER field =  0x0F
	776	+(((
	777	+Where:
	778	+)))
632	632
	780	+* (((
	781	+MM: the ATCOMMAND or AT+DATACUT to be set. Value from 01 ~~ 0F,
	782	+)))
	783	+* (((
	784	+NN:  0: no CRC; 1: add CRC-16/MODBUS ; 2: set the AT+DATACUT value.
	785	+)))
	786	+* (((
	787	+LL:  The length of AT+COMMAND or AT+DATACUT command
	788	+)))
	789	+* (((
	790	+XX XX XX XX: AT+COMMAND or AT+DATACUT command
	791	+)))
	792	+* (((
	793	+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.
	794	+)))
633	633
634		-==== Set RS485 Sampling Commands ====
	796	+(((
	797	+
635	635
636		-AT+COMMANDx, AT+DATACUTx and AT+SEARCHx
	799	+**Example:**
	800	+)))
637	637
638		-These three commands are used to configure how the RS485-BL polling data from Modbus device. Detail of usage please see : [[polling RS485 device>>path:#polling_485]].
	802	+(((
	803	+(% 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
	804	+)))
639	639
	806	+(((
	807	+(% 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**
	808	+)))
640	640
641		-* AT Command:
	810	+(((
	811	+(% 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**
	812	+)))
642	642
643		-AT+COMMANDx: Configure RS485 read command to sensor.
644	644
645		-AT+DATACUTx: Configure how to handle return from RS485 devices.
646	646
647		-AT+SEARCHx: Configure search command
648	648
	817	+==== (% style="color:blue" %)**Fast command to handle MODBUS device**(%%) ====
649	649
650		-* Downlink Payload:
	819	+(((
	820	+**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]].
	821	+)))
651	651
652		-0xAF downlink command can be used to set AT+COMMANDx or AT+DATACUTx.
	823	+(((
	824	+This command is valid since v1.3 firmware version
	825	+)))
653	653
654		-Note: if user use AT+COMMANDx to add a new command, he also need to send AT+DATACUTx downlink.
	827	+(((
	828	+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.
	829	+)))
655	655
656		-Format: AF MM NN LL XX XX XX XX YY
	831	+(((
	832	+
	833	+)))
657	657
658		-Where:
	835	+(((
	836	+**Example:**
	837	+)))
659	659
660		-* MM: the ATCOMMAND or AT+DATACUT to be set. Value from 01 ~~ 0F,
661		-* NN: 0: no CRC; 1: add CRC-16/MODBUS ; 2: set the AT+DATACUT value.
662		-* LL: The length of AT+COMMAND or AT+DATACUT command
663		-* XX XX XX XX: AT+COMMAND or AT+DATACUT command
664		-* YY: If YY=0, RS485-BL will execute the downlink command without uplink; if YY=1, RS485-BL will execute an uplink after got this command.
	839	+* (((
	840	+AT+MBFUN=1 and AT+DATACUT1/AT+DATACUT2  are not configure (0,0,0). So RS485-LN.
	841	+)))
	842	+* (((
	843	+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.
	844	+)))
	845	+* (((
	846	+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.
665	665
666		-Example:
	848	+
	849	+)))
667	667
668		-**AF 03 01 06 0A 05 00 04 00 01 00**: Same as AT+COMMAND3=0A 05 00 04 00 01,1
	851	+(% 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" %)​
669	669
670		-**AF 03 02 06 10 01 05 06 09 0A 00**: Same as AT+DATACUT3=**16**,**1**,**5+6+9+10**
	853	+(% 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" %)​
671	671
672		-**AF 03 02 06 0B 02 05 07 08 0A 00**: Same as AT+DATACUT3=**11**,**2**,**5~~7+8~~10**
673	673
674	674
675		-0xAB downlink command can be used for set AT+SEARCHx
676	676
677		-Example: **AB aa 01 03 xx xx xx** (03 here means there are total 3 bytes after 03) So
	858	+==== (% style="color:blue" %)**RS485 command timeout**(%%) ====
678	678
679		-* AB aa 01 03 xx xx xx  same as AT+SEARCHaa=1,xx xx xx
680		-* AB aa 02 03 xx xx xx 02 yy yy(03 means there are 3 bytes after 03, they are xx xx xx;02 means there are 2 bytes after 02, they are yy yy) so the commands
	860	+(((
	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	+)))
681	681
682		-**AB aa 02 03 xx xx xx 02 yy yy**  same as **AT+SEARCHaa=2,xx xx xx+yy yy**
	864	+(((
	865	+Default value: 0, range:  0 ~~ 65 seconds
	866	+)))
683	683
	868	+* (((
	869	+(% style="color:#037691" %)** AT Command:**
684	684
685		-==== Fast command to handle MODBUS device ====
	871	+**AT+CMDDLaa=hex(bb cc)*1000**
	872	+)))
686	686
687		-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]].
	874	+(((
	875	+
688	688
689		-This command is valid since v1.3 firmware version
	877	+**Example:**
	878	+)))
690	690
	880	+(((
	881	+**AT+CMDDL1=1000** to send the open time to 1000ms
	882	+)))
691	691
692		-AT+MBFUN has only two value:
	884	+(((
	885	+
	886	+)))
693	693
694		-* AT+MBFUN=1: Enable Modbus reading. And get response base on the MODBUS return
	888	+* (((
	889	+(% style="color:#037691" %)** Downlink Payload:**
	890	+)))
695	695
696		-AT+MBFUN=1, device 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.
	892	+(((
	893	+**0x AA aa bb cc**
	894	+)))
697	697
698		-* AT+MBFUN=0: Disable Modbus fast reading.
	896	+(((
	897	+Same as: AT+CMDDLaa=hex(bb cc)*1000
	898	+)))
699	699
700		-Example:
	900	+(((
	901	+ **Example:**
	902	+)))
701	701
702		-* AT+MBFUN=1 and AT+DATACUT1/AT+DATACUT2 are not configure (0,0,0).
703		-* 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.
704		-* 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.
	904	+(((
	905	+ 0xAA 01 00 01  ~-~-> Same as **AT+CMDDL1=1000 ms**
	906	+)))
705	705
706		-[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image025.png]]
707	707
708	708
709		-[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image026.png]]
710	710
	911	+==== (% style="color:blue" %)**Uplink payload mode**(%%) ====
711	711
712		-* Downlink Commands:
	913	+(((
	914	+Define to use one uplink or multiple uplinks for the sampling.
	915	+)))
713	713
714		-A9 aa -à Same as AT+MBFUN=aa
	917	+(((
	918	+The use of this command please see: [[Compose Uplink payload>>||anchor="H3.3.4Composetheuplinkpayload"]]
	919	+)))
715	715
	921	+* (((
	922	+(% style="color:#037691" %)** AT Command:**
	923	+)))
716	716
717		-==== RS485 command timeout ====
	925	+**AT+DATAUP=0**
718	718
719		-Some Modbus device has slow action to send replies. This command is used to configure the RS485-BL to use longer time to wait for their action.
	927	+**AT+DATAUP=1**
720	720
721		-Default value: 0, range:  0 ~~ 5 seconds
722	722
	930	+* (((
	931	+(% style="color:#037691" %)** Downlink Payload:**
	932	+)))
723	723
724		-* AT Command:
	934	+(((
	935	+**0xAD 00**  **~-~->** Same as AT+DATAUP=0
	936	+)))
725	725
726		-AT+CMDDLaa=hex(bb cc)
	938	+(((
	939	+**0xAD 01**  **~-~->** Same as AT+DATAUP=1
	940	+)))
727	727
728		-Example:
729	729
730		-**AT+CMDDL1=1000** to send the open time to 1000ms
731	731
732	732
733		-* Downlink Payload:
	945	+==== (% style="color:blue" %)**Manually trigger an Uplink**(%%) ====
734	734
735		-0x AA aa bb cc
	947	+(((
	948	+Ask device to send an uplink immediately.
	949	+)))
736	736
737		-Same as: AT+CMDDLaa=hex(bb cc)
	951	+* (((
	952	+(% style="color:#037691" %)** AT Command:**
	953	+)))
738	738
739		- Example:
	955	+(((
	956	+No AT Command for this, user can press the [[ACT button>>||anchor="H3.7Buttons"]] for 1 second for the same.
	957	+)))
740	740
741		- 0xAA 01 03 E8  à Same as **AT+CMDDL1=1000 ms**
	959	+(((
	960	+
	961	+)))
742	742
	963	+* (((
	964	+(% style="color:#037691" %)** Downlink Payload:**
	965	+)))
743	743
744		-==== [[Uplink>>path:#downlink_A8]] payload mode ====
	967	+(((
	968	+**0x08 FF**, RS485-LN will immediately send an uplink.
	969	+)))
745	745
746		-Define to use one uplink or multiple uplinks for the sampling.
747	747
748		-The use of this command please see: [[Compose Uplink payload>>path:#DataUP]]
749	749
750		-* AT Command:
751	751
752		-AT+DATAUP=0
	974	+==== (% style="color:blue" %)**Clear RS485 Command**(%%) ====
753	753
754		-AT+DATAUP=1
755		-
756		-
757		-* Downlink Payload:
758		-
759		-0xAD 00   à Same as AT+DATAUP=0
760		-
761		-0xAD 01   à Same as AT+DATAUP=1
762		-
763		-
764		-==== Manually trigger an Uplink ====
765		-
766		-Ask device to send an uplink immediately.
767		-
768		-* Downlink Payload:
769		-
770		-0x08 FF, RS485-BL will immediately send an uplink.
771		-
772		-
773		-==== Clear RS485 Command ====
774		-
	976	+(((
775	775	The AT+COMMANDx and AT+DATACUTx settings are stored in special location, user can use below command to clear them.
	978	+)))
776	776
	980	+* (((
	981	+(% style="color:#037691" %)** AT Command:**
	982	+)))
777	777
778		-* AT Command:
779		-
	984	+(((
780	780	**AT+CMDEAR=mm,nn**   mm: start position of erase ,nn: stop position of erase
	986	+)))
781	781
	988	+(((
782	782	Etc. AT+CMDEAR=1,10 means erase AT+COMMAND1/AT+DATACUT1 to AT+COMMAND10/AT+DATACUT10
	990	+)))
783	783
	992	+(((
784	784	Example screen shot after clear all RS485 commands.
	994	+)))
785	785
	996	+(((
	997	+
	998	+)))
786	786
787		-
	1000	+(((
788	788	The uplink screen shot is:
	1002	+)))
789	789
790		-[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image023.png]]
	1004	+(% 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" %)​
791	791
792	792
793		-* Downlink Payload:
	1007	+* (((
	1008	+(% style="color:#037691" %)** Downlink Payload:**
	1009	+)))
794	794
795		-0x09 aa bb same as AT+CMDEAR=aa,bb
	1011	+(((
	1012	+**0x09 aa bb** same as AT+CMDEAR=aa,bb
	1013	+)))
796	796
797	797
798		-==== Set Serial Communication Parameters ====
799	799
	1017	+
	1018	+==== (% style="color:blue" %)**Set Serial Communication Parameters**(%%) ====
	1019	+
	1020	+(((
800	800	Set the Rs485 serial communication parameters:
	1022	+)))
801	801
802		-* AT Command:
	1024	+* (((
	1025	+(% style="color:#037691" %)** AT Command:**
	1026	+)))
803	803
	1028	+(((
804	804	Set Baud Rate:
	1030	+)))
805	805
806		-AT+BAUDR=9600    ~/~/ Options: (1200,2400,4800,14400,19200,115200)
807	807
	1033	+**AT+BAUDR=9600**    ~/~/ Options: (1200,2400,4800,14400,19200,115200)
808	808
809		-Set UART parity
810	810
811		-AT+PARITY=0    ~/~/ Option: 0: no parity, 1: odd parity, 2: even parity
	1036	+(((
	1037	+Set UART Parity
	1038	+)))
812	812
813	813
	1041	+**AT+PARITY=0**    ~/~/ Option: 0: no parity, 1: odd parity, 2: even parity
	1042	+
	1043	+
	1044	+(((
814	814	Set STOPBIT
	1046	+)))
815	815
816		-AT+STOPBIT=0    ~/~/ Option: 0 for 1bit; 1 for 1.5 bit ; 2 for 2 bits
817	817
	1049	+**AT+STOPBIT=0**    ~/~/ Option: 0 for 1bit; 1 for 1.5 bit ; 2 for 2 bits
818	818
819		-* Downlink Payload:
820	820
821		-A7 01 aa bb: Same  AT+BAUDR=hex(aa bb)*100
	1052	+* (((
	1053	+(% style="color:#037691" %)** Downlink Payload:**
	1054	+)))
822	822
823		-Example:
	1056	+(((
	1057	+**A7 01 aa bb**: Same  AT+BAUDR=hex(aa bb)*100
	1058	+)))
824	824
825		-* A7 01 00 60   same as AT+BAUDR=9600
826		-* A7 01 04 80  same as AT+BAUDR=115200
	1060	+(((
	1061	+**Example:**
	1062	+)))
827	827
	1064	+* (((
	1065	+A7 01 00 60   same as AT+BAUDR=9600
	1066	+)))
	1067	+* (((
	1068	+A7 01 04 80  same as AT+BAUDR=115200
	1069	+)))
	1070	+
	1071	+(((
828	828	A7 02 aa: Same as  AT+PARITY=aa  (aa value: 00 , 01 or 02)
	1073	+)))
829	829
	1075	+(((
830	830	A7 03 aa: Same as  AT+STOPBIT=aa  (aa value: 00 , 01 or 02)
	1077	+)))
831	831
832	832
833		-==== Control output power duration ====
834	834
835		-User can set the output power duration before each sampling.
836	836
837		-* AT Command:
	1082	+== 3.6 Listening mode for RS485 network ==
838	838
839		-Example:
	1084	+(((
	1085	+This feature support since firmware v1.4
	1086	+)))
840	840
841		-AT+3V3T=1000 ~/~/ 3V3 output power will open 1s before each sampling.
	1088	+(((
	1089	+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.
	1090	+)))
842	842
843		-AT+5VT=1000 ~/~/ +5V output power will open 1s before each sampling.
	1092	+(% 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" %)​
844	844
	1094	+(((
	1095	+To enable the listening mode, use can run the command AT+RXMODE.
	1096	+)))
845	845
846		-* LoRaWAN Downlink Command:
	1098	+(((
	1099	+
	1100	+)))
847	847
848		-07 01 aa bb  Same as AT+5VT=(aa bb)
	1102	+(% border="1" cellspacing="10" style="background-color:#ffffcc; width:500px" %)
	1103	+|=(% style="width: 100px;" %)(((
	1104	+**Command example**
	1105	+)))|=(% style="width: 400px;" %)(((
	1106	+**Function**
	1107	+)))
	1108	+|(% style="width:100px" %)(((
	1109	+AT+RXMODE=1,10
	1110	+)))|(% style="width:400px" %)(((
	1111	+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.
	1112	+)))
	1113	+|(% style="width:100px" %)(((
	1114	+AT+RXMODE=2,500
	1115	+)))|(% style="width:400px" %)(((
	1116	+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
	1117	+)))
	1118	+|(% style="width:100px" %)(((
	1119	+AT+RXMODE=0,0
	1120	+)))|(% style="width:400px" %)(((
	1121	+Disable listening mode. This is the default settings.
	1122	+)))
	1123	+|(% style="width:100px" %)(((
	1124	+
	1125	+)))|(% style="width:400px" %)(((
	1126	+A6 aa bb cc  same as AT+RXMODE=aa,(bb<<8 | cc)
	1127	+)))
849	849
850		-07 02 aa bb  Same as AT+3V3T=(aa bb)
	1129	+(((
	1130	+**Downlink Command:**
	1131	+)))
851	851
	1133	+(((
	1134	+**0xA6 aa bb cc ** same as AT+RXMODE=aa,(bb<<8 | cc)
	1135	+)))
852	852
	1137	+(((
	1138	+
	1139	+)))
853	853
	1141	+(((
	1142	+**Example**:
	1143	+)))
854	854
855		-1.
856		-11. Buttons
	1145	+(((
	1146	+The RS485-LN is set to AT+RXMODE=2,1000
	1147	+)))
857	857
858		-|**Button**|**Feature**
859		-|**RST**|Reboot RS485-BL
	1149	+(((
	1150	+There is a two Modbus commands in the RS485 network as below:
	1151	+)))
860	860
861		-1.
862		-11. +3V3 Output
	1153	+(((
	1154	+The Modbus master send a command: (% style="background-color:#ffc000" %)01 03 00 00 00 02 c4 0b
	1155	+)))
863	863
864		-RS485-BL has a Controllable +3V3 output, user can use this output to power external sensor.
	1157	+(((
	1158	+And Modbus slave reply with: (% style="background-color:green" %)01 03 04 00 00 00 00 fa 33
	1159	+)))
865	865
866		-The +3V3 output will be valid for every sampling. RS485-BL will enable +3V3 output before all sampling and disable the +3V3 after all sampling.
	1161	+(((
	1162	+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
	1163	+)))
867	867
	1165	+(((
	1166	+(% 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" %)​
	1167	+)))
868	868
869		-The +3V3 output time can be controlled by AT Command.
	1169	+(((
	1170	+
	1171	+)))
870	870
871		-**AT+3V3T=1000**
	1173	+(((
	1174	+(((
	1175	+(% 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.
	1176	+)))
	1177	+)))
872	872
873		-Means set +3v3 valid time to have 1000ms. So, the real +3v3 output will actually have 1000ms + sampling time for other sensors.
874	874
	1180	+== 3.7 Buttons ==
875	875
876		-By default, the AT+3V3T=0. This is a special case, means the +3V3 output is always on at any time
877	877
	1183	+(% border="1" cellspacing="10" style="background-color:#f7faff; width:430px" %)
	1184	+|=(% style="width: 50px;" %)**Button**|=(% style="width: 361px;" %)**Feature**
	1185	+|(% 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**
	1186	+|(% style="width:50px" %)**RST**|(% style="width:361px" %)Reboot RS485
	1187	+|(% style="width:50px" %)**PRO**|(% style="width:361px" %)Use for upload image, see [[How to Update Image>>||anchor="H6.1Howtoupgradetheimage3F"]]
878	878
879		-1.
880		-11. +5V Output
	1189	+== 3.8 LEDs ==
881	881
882		-RS485-BL has a Controllable +5V output, user can use this output to power external sensor.
883	883
884		-The +5V output will be valid for every sampling. RS485-BL will enable +5V output before all sampling and disable the +5v after all sampling.
	1192	+(% border="1" cellspacing="10" style="background-color:#f7faff; width:430px" %)
	1193	+|=(% style="width: 50px;" %)**LEDs**|=(% style="width: 380px;" %)**Feature**
	1194	+|**PWR**|Always on if there is power
	1195	+|**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.
885	885
	1197	+= 4. Case Study =
886	886
887		-The 5V output time can be controlled by AT Command.
	1199	+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]]
888	888
889		-**AT+5VT=1000**
890	890
891		-Means set 5V valid time to have 1000ms. So, the real 5V output will actually have 1000ms + sampling time for other sensors.
	1202	+= 5. Use AT Command =
892	892
	1204	+== 5.1 Access AT Command ==
893	893
894		-By default, the AT+5VT=0. If the external sensor which require 5v and require more time to get stable state, user can use this command to increase the power ON duration for this sensor.
	1206	+(((
	1207	+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.
	1208	+)))
895	895
	1210	+(% 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" %)​
896	896
897	897
	1213	+(((
	1214	+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:
	1215	+)))
898	898
899		-1.
900		-11. LEDs
	1217	+(% 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" %)​
901	901
902		-|**LEDs**|**Feature**
903		-|**LED1**|Blink when device transmit a packet.
904	904
905		-1.
906		-11. Switch Jumper
907		-
908		-|**Switch Jumper**|**Feature**
909		-|**SW1**|(((
910		-ISP position: Upgrade firmware via UART
911		-
912		-Flash position: Configure device, check running status.
	1220	+(((
	1221	+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/]]
913	913	)))
914		-|**SW2**|(((
915		-5V position: set to compatible with 5v I/O.
916	916
917		-3.3v position: set to compatible with 3.3v I/O.,
918		-)))
919	919
920		-+3.3V: is always ON
921	921
922		-+5V: Only open before every sampling. The time is by default, it is AT+5VT=0.  Max open time. 5000 ms.
	1226	+== 5.2 Common AT Command Sequence ==
923	923
924		-1. Case Study
	1228	+=== 5.2.1 Multi-channel ABP mode (Use with SX1301/LG308) ===
925	925
926		-User can check this URL for some case studies.
	1230	+If device has not joined network yet:
927	927
928		-[[http:~~/~~/wiki.dragino.com/index.php?title=APP_RS485_COMMUNICATE_WITH_SENSORS>>url:http://wiki.dragino.com/index.php?title=APP_RS485_COMMUNICATE_WITH_SENSORS]]
	1232	+(% class="box infomessage" %)
	1233	+(((
	1234	+**AT+FDR**
	1235	+)))
929	929
	1237	+(% class="box infomessage" %)
	1238	+(((
	1239	+**AT+NJM=0**
	1240	+)))
930	930
	1242	+(% class="box infomessage" %)
	1243	+(((
	1244	+**ATZ**
	1245	+)))
931	931
932	932
933		-1. Use AT Command
934		-11. Access AT Command
	1248	+(((
	1249	+If device already joined network:
	1250	+)))
935	935
936		-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.
	1252	+(% class="box infomessage" %)
	1253	+(((
	1254	+**AT+NJM=0**
	1255	+)))
937	937
938		-[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image027.png]]
	1257	+(% class="box infomessage" %)
	1258	+(((
	1259	+**ATZ**
	1260	+)))
939	939
940	940
941		-In PC, User needs to set **serial tool**(such as [[putty>>url:https://www.chiark.greenend.org.uk/~~sgtatham/putty/latest.html]], SecureCRT) baud rate to **9600** to access to access serial console of RS485-BL. The default password is 123456. Below is the output for reference:
	1263	+=== 5.5.2 Single-channel ABP mode (Use with LG01/LG02) ===
942	942
943		-[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image028.png]]
944	944
	1266	+(% style="background-color:#dcdcdc" %)**AT+FDR** (%%) Reset Parameters to Factory Default, Keys Reserve
945	945
	1268	+(% style="background-color:#dcdcdc" %)**AT+NJM=0 **(%%)Set to ABP mode
946	946
947		-More detail AT Command manual can be found at [[AT Command Manual>>path:#AT_COMMAND]]
	1270	+(% style="background-color:#dcdcdc" %)**AT+ADR=0** (%%)Set the Adaptive Data Rate Off
948	948
	1272	+(% style="background-color:#dcdcdc" %)**AT+DR=5**   (%%)Set Data Rate
949	949
	1274	+(% style="background-color:#dcdcdc" %)**AT+TDC=60000** (%%) Set transmit interval to 60 seconds
950	950
951		-1.
952		-11. Common AT Command Sequence
953		-111. Multi-channel ABP mode (Use with SX1301/LG308)
	1276	+(% style="background-color:#dcdcdc" %)**AT+CHS=868400000**(%%) Set transmit frequency to 868.4Mhz
954	954
955		-If device has not joined network yet:
	1278	+(% style="background-color:#dcdcdc" %)**AT+RX2FQ=868400000** (%%) Set RX2Frequency to 868.4Mhz (according to the result from server)
956	956
957		-AT+FDR
	1280	+(% style="background-color:#dcdcdc" %)**AT+RX2DR=5**  (%%) Set RX2DR to match the downlink DR from server. see below
958	958
959		-AT+NJM=0
	1282	+(% 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.
960	960
961		-ATZ
	1284	+(% style="background-color:#dcdcdc" %)**ATZ**       (%%) Reset MCU
962	962
963	963
964		-If device already joined network:
	1287	+(% style="color:red" %)**Note:**
965	965
966		-AT+NJM=0
	1289	+(((
	1290	+(% style="color:red" %)1. Make sure the device is set to ABP mode in the IoT Server.
	1291	+2. Make sure the LG01/02 gateway RX frequency is exactly the same as AT+CHS setting.
	1292	+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.
	1293	+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
	1294	+)))
967	967
968		-ATZ
	1296	+(% 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" %)​
969	969
970		-1.
971		-11.
972		-111. Single-channel ABP mode (Use with LG01/LG02)
973	973
974		-AT+FDR   Reset Parameters to Factory Default, Keys Reserve
	1299	+= 6. FAQ =
975	975
976		-AT+NJM=0 Set to ABP mode
	1301	+== 6.1 How to upgrade the image? ==
977	977
978		-AT+ADR=0 Set the Adaptive Data Rate Off
	1303	+(((
	1304	+The RS485-LN LoRaWAN Controller is shipped with a 3.5mm cable, the cable is used to upload image to RS485-LN to:
	1305	+)))
979	979
980		-AT+DR=5  Set Data Rate
	1307	+* (((
	1308	+Support new features
	1309	+)))
	1310	+* (((
	1311	+For bug fix
	1312	+)))
	1313	+* (((
	1314	+Change LoRaWAN bands.
	1315	+)))
981	981
982		-AT+TDC=60000  Set transmit interval to 60 seconds
	1317	+(((
	1318	+Below shows the hardware connection for how to upload an image to RS485-LN:
	1319	+)))
983	983
984		-AT+CHS=868400000 Set transmit frequency to 868.4Mhz
	1321	+(% aria-label="1654162535040-878.png image widget" contenteditable="false" role="region" tabindex="-1" %)[[image:1654162535040-878.png||data-widget="image"]](% style="background-image:url(http://wiki.dragino.com/xwiki/webjars/wiki%3Axwiki/application-ckeditor-webjar/1.61/plugins/widget/images/handle.png); background:rgba(220,220,220,0.5); display:none" %)[[image:data:image/gif;base64,R0lGODlhAQABAPABAP///wAAACH5BAEKAAAALAAAAAABAAEAAAICRAEAOw==||draggable="true" height="15" role="presentation" title="Click and drag to move" width="15"]](% title="Click and drag to resize" %)​
985	985
986		-AT+RX2FQ=868400000 Set RX2Frequency to 868.4Mhz (according to the result from server)
	1323	+(((
	1324	+**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]].
	1325	+)))
987	987
988		-AT+RX2DR=5  Set RX2DR to match the downlink DR from server. see below
	1327	+(((
	1328	+**Step2**: Download the [[LT Image files>>url:http://www.dragino.com/downloads/index.php?dir=LT_LoRa_IO_Controller/LT33222-L/image/]].
	1329	+)))
989	989
990		-AT+DADDR=26 01 1A F1 Set Device Address to 26 01 1A F1, this ID can be found in the LoRa Server portal.
	1331	+(((
	1332	+**Step3: **Open flashloader; choose the correct COM port to update.
	1333	+)))
991	991
992		-ATZ          Reset MCU
	1335	+(((
	1336	+(((
	1337	+(((
	1338	+(% 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.
	1339	+)))
	1340	+)))
	1341	+)))
993	993
994		-**Note:**
995	995
996		-1. Make sure the device is set to ABP mode in the IoT Server.
997		-1. Make sure the LG01/02 gateway RX frequency is exactly the same as AT+CHS setting.
998		-1. 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.
999		-1. 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
	1344	+(% 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" %)​
1000	1000
1001		-[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image029.png]]
1002	1002
	1347	+(% 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" %)​
1003	1003
1004		-1. FAQ
1005		-11. How to upgrade the image?
1006	1006
1007		-The RS485-BL LoRaWAN Controller is shipped with a 3.5mm cable, the cable is used to upload image to RS485-BL to:
	1350	+(% 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" %)​
1008	1008
1009		-* Support new features
1010		-* For bug fix
1011		-* Change LoRaWAN bands.
1012	1012
1013		-Below shows the hardware connection for how to upload an image to RS485-BL:
	1353	+**Notice**: In case user has lost the program cable. User can hand made one from a 3.5mm cable. The pin mapping is:
1014	1014
1015		-[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image030.png]]
	1355	+(% 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" %)​
1016	1016
1017		-**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]].
1018	1018
1019		-**Step2**: Download the [[LT Image files>>url:http://www.dragino.com/downloads/index.php?dir=LT_LoRa_IO_Controller/LT33222-L/image/]].
	1358	+== 6.2 How to change the LoRa Frequency Bands/Region? ==
1020	1020
1021		-**Step3: **Open flashloader; choose the correct COM port to update.
	1360	+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		-|(((
1025		-HOLD PRO then press the RST button, SYS will be ON, then click next
1026		-)))
	1363	+== 6.3 How many RS485-Slave can RS485-LN connects? ==
1027	1027
1028		-|(((
1029		-Board detected
1030		-)))
	1365	+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"]].
1031	1031
1032		-|(((
1033		-
1034		-)))
1035	1035
1036		-[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image031.png]] [[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image032.png]]
	1368	+== 6.4 Compatible question to ChirpStack and TTI LoRaWAN server ? ==
1037	1037
	1370	+When user need to use with ChirpStack or TTI. Please set AT+RPL=4.
1038	1038
	1372	+Detail info check this link: [[Set Packet Receiving Response Level>>doc:Main.End Device AT Commands and Downlink Command.WebHome||anchor="H7.23SetPacketReceivingResponseLevel"]]
1039	1039
1040		-[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image033.png]] [[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image034.png]]
1041	1041
	1375	+= 7. Trouble Shooting =
1042	1042
1043		-[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image035.png]] [[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image036.png]]
	1377	+== 7.1 Downlink doesn’t work, how to solve it? ==
1044	1044
	1379	+Please see this link for debug: [[LoRaWAN Communication Debug>>doc:Main.LoRaWAN Communication Debug.WebHome]]
1045	1045
1046		-1.
1047		-11. How to change the LoRa Frequency Bands/Region?
1048	1048
1049		-User can follow the introduction for [[how to upgrade image>>path:#upgrade_image]]. When download the images, choose the required image file for download.
	1382	+== 7.2 Why I can’t join TTN V3 in US915 /AU915 bands? ==
1050	1050
	1384	+It might about the channels mapping. Please see for detail: [[Notice of Frequency band>>doc:Main.LoRaWAN Communication Debug.WebHome||anchor="H2.NoticeofUS9152FCN4702FAU915Frequencyband"]]
1051	1051
1052	1052
1053		-1.
1054		-11. How many RS485-Slave can RS485-BL connects?
	1387	+= 8. Order Info =
1055	1055
1056		-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>>path:#downlink_A8]].
	1389	+(% style="color:blue" %)**Part Number: RS485-LN-XXX**
1057	1057
	1391	+(% style="color:blue" %)**XXX:**
1058	1058
	1393	+* (% style="color:blue" %)**EU433**(%%): frequency bands EU433
	1394	+* (% style="color:blue" %)**EU868**(%%): frequency bands EU868
	1395	+* (% style="color:blue" %)**KR920**(%%): frequency bands KR920
	1396	+* (% style="color:blue" %)**CN470**(%%): frequency bands CN470
	1397	+* (% style="color:blue" %)**AS923**(%%): frequency bands AS923
	1398	+* (% style="color:blue" %)**AU915**(%%): frequency bands AU915
	1399	+* (% style="color:blue" %)**US915**(%%): frequency bands US915
	1400	+* (% style="color:blue" %)**IN865**(%%): frequency bands IN865
	1401	+* (% style="color:blue" %)**RU864**(%%): frequency bands RU864
	1402	+* (% style="color:blue" %)**KZ865**(%%): frequency bands KZ865
1059	1059
	1404	+= 9.Packing Info =
1060	1060
1061		-1. Trouble Shooting
1062		-11. Downlink doesn’t work, how to solve it?
1063	1063
1064		-Please see this link for debug:
	1407	+**Package Includes**:
1065	1065
1066		-[[http:~~/~~/wiki.dragino.com/index.php?title=Main_Page#LoRaWAN_Communication_Debug>>url:http://wiki.dragino.com/index.php?title=Main_Page#LoRaWAN_Communication_Debug]]
	1409	+* RS485-LN x 1
	1410	+* Stick Antenna for LoRa RF part x 1
	1411	+* Program cable x 1
1067	1067
	1413	+**Dimension and weight**:
1068	1068
	1415	+* Device Size: 13.5 x 7 x 3 cm
	1416	+* Device Weight: 105g
	1417	+* Package Size / pcs : 14.5 x 8 x 5 cm
	1418	+* Weight / pcs : 170g
1069	1069
1070		-1.
1071		-11. Why I can’t join TTN V3 in US915 /AU915 bands?
	1420	+= 10. FCC Caution for RS485LN-US915 =
1072	1072
1073		-It might about the channels mapping. Please see for detail.
	1422	+(((
	1423	+Any Changes or modifications not expressly approved by the party responsible for compliance could void the user's authority to operate the equipment.
	1424	+)))
1074	1074
1075		-[[http:~~/~~/wiki.dragino.com/index.php?title=LoRaWAN_Communication_Debug#Notice_of_US915.2FCN470.2FAU915_Frequency_band>>url:http://wiki.dragino.com/index.php?title=LoRaWAN_Communication_Debug#Notice_of_US915.2FCN470.2FAU915_Frequency_band]]
	1426	+(((
	1427	+This device complies with part 15 of the FCC Rules. Operation is subject to the following two conditions: (1) This device may not cause harmful interference, and (2) this device must accept any interference received, including interference that may cause undesired operation.
	1428	+)))
1076	1076
	1430	+(((
	1431	+
	1432	+)))
1077	1077
	1434	+(((
	1435	+**IMPORTANT NOTE:**
	1436	+)))
1078	1078
1079		-1. Order Info
	1438	+(((
	1439	+**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:
	1440	+)))
1080	1080
1081		-**Part Number: RS485-BL-XXX**
	1442	+(((
	1443	+—Reorient or relocate the receiving antenna.
	1444	+)))
1082	1082
1083		-**XXX:**
	1446	+(((
	1447	+—Increase the separation between the equipment and receiver.
	1448	+)))
1084	1084
1085		-* **EU433**: frequency bands EU433
1086		-* **EU868**: frequency bands EU868
1087		-* **KR920**: frequency bands KR920
1088		-* **CN470**: frequency bands CN470
1089		-* **AS923**: frequency bands AS923
1090		-* **AU915**: frequency bands AU915
1091		-* **US915**: frequency bands US915
1092		-* **IN865**: frequency bands IN865
1093		-* **RU864**: frequency bands RU864
1094		-* **KZ865: **frequency bands KZ865
	1450	+(((
	1451	+—Connect the equipment into an outlet on a circuit different from that to which the receiver is connected.
	1452	+)))
1095	1095
1096		-1. Packing Info
	1454	+(((
	1455	+—Consult the dealer or an experienced radio/TV technician for help.
	1456	+)))
1097	1097
1098		-**Package Includes**:
	1458	+(((
	1459	+
	1460	+)))
1099	1099
1100		-* RS485-BL x 1
1101		-* Stick Antenna for LoRa RF part x 1
1102		-* Program cable x 1
	1462	+(((
	1463	+**FCC Radiation Exposure Statement:**
	1464	+)))
1103	1103
1104		-**Dimension and weight**:
	1466	+(((
	1467	+This equipment complies with FCC radiation exposure limits set forth for an uncontrolled environment.This equipment should be installed and operated with minimum distance 20cm between the radiator& your body.
	1468	+)))
1105	1105
1106		-* Device Size: 13.5 x 7 x 3 cm
1107		-* Device Weight: 105g
1108		-* Package Size / pcs : 14.5 x 8 x 5 cm
1109		-* Weight / pcs : 170g
1110	1110
1111		-1. Support
	1471	+= 11. Support =
1112	1112
1113		-* 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.
1114		-* 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
1115		-
1116		-[[support@dragino.com>>url:file:///D:/市场资料/说明书/LoRa/LT系列/support@dragino.com]]
	1473	+* (((
	1474	+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.
	1475	+)))
	1476	+* (((
	1477	+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]].
	1478	+)))