Changes for page RS485-LN – RS485 to LoRaWAN Converter User Manual

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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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5	5
6		-**RS485-LN – RS485 to LoRaWAN Converter User Manual**
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9	9	**Table of Contents:**
10	10
	17	+{{toc/}}
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15	15	= 1.Introduction =
16	16
17	17	== 1.1 What is RS485-LN RS485 to LoRaWAN Converter ==
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18	18
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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.
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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.
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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.
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31	31
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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.
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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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39		-[[image:1653267211009-519.png||height="419" width="724"]]
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41	41
	72	+
42	42	== 1.2 Specifications ==
43	43
44	44
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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.
	108	+* Packet engine up to 256 bytes with CRC
78	78
	110	+
79	79	== 1.3 Features ==
80	80
	113	+
81	81	* LoRaWAN Class A & Class C protocol (default Class C)
82	82	* Frequency Bands: CN470/EU433/KR920/US915/EU868/AS923/AU915/IN865/RU864
83	83	* AT Commands to change parameters
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87	87	* Support Modbus protocol
88	88	* Support Interrupt uplink (Since hardware version v1.2)
89	89
	123	+
90	90	== 1.4 Applications ==
91	91
	126	+
92	92	* Smart Buildings & Home Automation
93	93	* Logistics and Supply Chain Management
94	94	* Smart Metering
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96	96	* Smart Cities
97	97	* Smart Factory
98	98
	134	+
99	99	== 1.5 Firmware Change log ==
100	100
	137	+
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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103	103
	141	+
104	104	== 1.6 Hardware Change log ==
105	105
	144	+
106	106	(((
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108	108	v1.2: Add External Interrupt Pin.
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110	110	v1.0: Release
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115	115
116	116	= 2. Power ON Device =
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118	118	(((
119	119	The RS485-LN can be powered by 7 ~~ 24V DC power source. Connection as below
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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]]
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134	134
135	135	== 3.1 How it works? ==
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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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141	141	)))
142	142
143	143	== 3.2 Example to join LoRaWAN network ==
144	144
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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.
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147		-[[image:1653268155545-638.png||height="334" width="724"]]
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156	156	485A+ and 485B- of the sensor are connected to RS485A and RA485B of RS485-LN respectively.
157	157	)))
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159		-[[image:1653268227651-549.png||height="592" width="720"]]
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	212	+
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:
	214	+The LG308 is already set to connect to [[TTN V3 network >>path:https://www.thethingsnetwork.org/]]. So what we need to now is only configure the TTN V3:
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166		-**Step 1**: Create a device in TTN V3 with the OTAA keys from RS485-LN.
	218	+(% style="color:blue" %)**Step 1**(%%): Create a device in TTN V3 with the OTAA keys from RS485-LN.
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174		-[[image:1652953462722-299.png]]
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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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182		-Add APP EUI in the application.
	235	+**Add APP EUI in the application.**
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186		-[[image:image-20220519174512-1.png]]
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190		-[[image:image-20220519174512-3.png||height="556" width="724"]]
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192		-[[image:image-20220519174512-4.png]]
	245	+(% 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.
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196		-[[image:1652953542269-423.png||height="710" width="723"]]
	249	+(% 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
	253	+**Add APP KEY and DEV EUI**
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	255	+(% 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" %)​
	256	+
	257	+
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.
	259	+(% 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.
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207		-[[image:1652953568895-172.png||height="232" width="724"]]
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	265	+
210	210	== 3.3 Configure Commands to read data ==
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212	212	(((
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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.
	271	+(((
	272	+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	)))
	274	+)))
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217	217	(((
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
	277	+(((
	278	+(% 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**
	279	+)))
219	219
	281	+
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221	221	)))
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223	223
224		-=== 3.3.1 onfigure UART settings for RS485 or TTL communication ===
	286	+=== 3.3.1 Configure UART settings for RS485 or TTL communication ===
225	225
	288	+
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" %)(((
	291	+(% border="1" cellspacing="10" style="background-color:#ffffcc; color:green; width:510px" %)
	292	+|=(% style="width: 110px;" %)(((
230	230	**AT Commands**
231		-)))|(% style="width:305px" %)(((
	294	+)))|=(% style="width: 190px;" %)(((
232	232	**Description**
233		-)))|(% style="width:346px" %)(((
	296	+)))|=(% style="width: 190px;" %)(((
234	234	**Example**
235	235	)))
236		-|(% style="width:128px" %)(((
	299	+|(% style="width:110px" %)(((
237	237	AT+BAUDR
238		-)))|(% style="width:305px" %)(((
	301	+)))|(% style="width:190px" %)(((
239	239	Set the baud rate (for RS485 connection). Default Value is: 9600.
240		-)))|(% style="width:346px" %)(((
	303	+)))|(% 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" %)(((
	312	+|(% style="width:110px" %)(((
250	250	AT+PARITY
251		-)))|(% style="width:305px" %)(((
	314	+)))|(% style="width:190px" %)(((
252	252	Set UART parity (for RS485 connection)
253		-)))|(% style="width:346px" %)(((
	316	+)))|(% style="width:190px" %)(((
254	254	(((
255	255	AT+PARITY=0
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259	259	Option: 0: no parity, 1: odd parity, 2: even parity
260	260	)))
261	261	)))
262		-|(% style="width:128px" %)(((
	325	+|(% style="width:110px" %)(((
263	263	AT+STOPBIT
264		-)))|(% style="width:305px" %)(((
	327	+)))|(% 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" %)(((
	335	+)))|(% style="width:190px" %)(((
273	273	(((
274	274	AT+STOPBIT=0 for 1bit
275	275	)))
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283	283	)))
284	284	)))
285	285
	349	+
286	286	=== 3.3.2 Configure sensors ===
287	287
	352	+
288	288	(((
289	289	(((
290		-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.
	355	+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.
	356	+
	357	+
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" %)(((
	361	+(% border="1" cellspacing="10" style="background-color:#ffffcc; color:green; width:510px" %)
	362	+|=(% style="width: 110px;" %)**AT Commands**|=(% style="width: 190px;" %)**Description**|=(% style="width: 190px;" %)**Example**
	363	+|AT+CFGDEV|(% style="width:110px" %)(((
	364	+(((
297	297	This command is used to configure the RS485/TTL devices; they won’t be used during sampling.
	366	+)))
298	298
	368	+(((
299	299	AT+CFGDEV=xx xx xx xx xx xx xx xx xx xx xx xx,
	370	+)))
300	300
	372	+(((
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
	374	+)))
	375	+)))|(% style="width:190px" %)AT+CFGDEV=xx xx xx xx xx xx xx xx xx xx xx xx,m
303	303
	377	+
304	304	=== 3.3.3 Configure read commands for each sampling ===
305	305
	380	+
306	306	(((
307	307	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.
308	308
...	...	@@ -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:**
	391	+(% 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:
	405	+(% 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**
	409	+(% 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.
	421	+(% 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" %)(((
	423	+(% border="1" style="background-color:#4bacc6; color:white; width:510px" %)
	424	+|(% style="width:510px" %)(((
351	351	**AT+DATACUTx=a,b,c**
352	352
353	353	* **a: length for the return of AT+COMMAND**
...	...	@@ -357,25 +357,27 @@
357	357
358	358	**Examples:**
359	359
360		-* Grab bytes:
	434	+* (% style="color:#037691" %)**Grab bytes**
361	361
362		-[[image:image-20220602153621-1.png]]
	436	+(% 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.
	439	+* (% style="color:#037691" %)**Grab a section**
366	366
367		-[[image:image-20220602153621-2.png]]
	441	+(% 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.
	444	+* (% style="color:#037691" %)**Grab different sections**
371	371
372		-[[image:image-20220602153621-3.png]]
	446	+(% 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
	448	+
374	374
375	375	)))
376	376
377	377	=== 3.3.4 Compose the uplink payload ===
378	378
	454	+
379	379	(((
380	380	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.**
381	381
...	...	@@ -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"]]
	483	+(% 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
	495	+
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]]
	501	+(% 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
...	...	@@ -433,7 +433,7 @@
433	433	DATA3=the rest of Valid value of RETURN10= **30**
434	434
435	435
436		-(% 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:
	513	+(% 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:**
437	437
438	438	~* For AU915/AS923 bands, if UplinkDwell time=0, max 51 bytes for each uplink.
439	439
...	...	@@ -446,11 +446,13 @@
446	446
447	447	Below are the uplink payloads:
448	448
449		-[[image:1654157178836-407.png]]
	526	+(% 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
	529	+
452	452	=== 3.3.5 Uplink on demand ===
453	453
	532	+
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.
455	455
456	456	Downlink control command:
...	...	@@ -463,380 +463,998 @@
463	463
464	464	=== 3.3.6 Uplink on Interrupt ===
465	465
	545	+
466	466	RS485-LN support external Interrupt uplink since hardware v1.2 release.
467	467
468		-[[image:1654157342174-798.png]]
	548	+(% 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" %)​
469	469
470	470	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.
471	471
472	472
	553	+
473	473	== 3.4 Uplink Payload ==
474	474
475		-(% border="1" style="background-color:#4bacc6; color:white; width:734px" %)
476		-|**Size(bytes)**|(% style="width:120px" %)**2**|(% style="width:116px" %)**1**|(% style="width:386px" %)**Length depends on the return from the commands**
477		-|Value|(% style="width:120px" %)(((
478		-Battery(mV)
479	479
480		-&
	557	+(% 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		-Interrupt _Flag
483		-)))|(% style="width:116px" %)(((
484		-PAYLOAD_VER
	559	+Below is the decoder for the first 3 bytes. The rest bytes are dynamic depends on different RS485 sensors.
485	485
486		-
487		-)))|(% style="width:386px" %)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.
488	488
489		-Below is the decoder for the first 3 bytes. The rest bytes are dynamic depends on different RS485 sensors.
490	490
	563	+== 3.5 Configure RS485-LN via AT or Downlink ==
491	491
492		-== 3.5 Configure RS485-BL via AT or Downlink ==
493	493
	566	+(((
494	494	User can configure RS485-LN via AT Commands or LoRaWAN Downlink Commands
	568	+)))
495	495
	570	+(((
496	496	There are two kinds of Commands:
	572	+)))
497	497
498		-* (% 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: [[End Device AT Commands and Downlink Command>>doc:Main.End Device AT Commands and Downlink Command.WebHome]]
	574	+* (((
	575	+(% 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]]
	576	+)))
499	499
500		-* (% style="color:#4f81bd" %)**Sensor Related Commands**(%%): These commands are special designed for RS485-LN.  User can see these commands below:
	578	+* (((
	579	+(% style="color:#4f81bd" %)**Sensor Related Commands**(%%): These commands are special designed for RS485-LN.  User can see these commands below:
	580	+)))
501	501
	582	+(((
	583	+
	584	+)))
	585	+
	586	+
	587	+
502	502	=== 3.5.1 Common Commands ===
503	503
	590	+
504	504	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]]
505	505
506	506
507		-=== 3.5.2 Sensor related commands ===
508	508
	595	+=== 3.5.2 Downlink Response(Since firmware v1.4) ===
	596	+
	597	+
509	509	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.
510	510
511		-[[image:image-20220602163333-5.png||height="263" width="1160"]]
	600	+(% 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" %)​
512	512
513	513	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)
514	514
515	515
	605	+
516	516	=== 3.5.3 Sensor related commands ===
517	517
518		-==== ====
519	519
520		-==== **RS485 Debug Command** ====
521	521
522		-This command is used to configure the RS485 devices; they won’t be used during sampling.
523	523
524		-* **AT Command**
	611	+==== (% style="color:blue" %)**RS485 Debug Command**(%%) ====
525	525
526		-(% class="box infomessage" %)
527	527	(((
528		-**AT+CFGDEV=xx xx xx xx xx xx xx xx xx xx xx xx,m**
	614	+This command is used to configure the RS485 devices; they won't be used during sampling.
529	529	)))
530	530
531		-m: 0: no CRC, 1: add CRC-16/MODBUS in the end of this command
	617	+* (((
	618	+(% style="color:#037691" %)**AT Command**
532	532
533		-* **Downlink Payload**
	620	+(((
	621	+**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
	622	+)))
	623	+)))
534	534
	625	+(((
	626	+
	627	+)))
	628	+
	629	+* (((
	630	+(% style="color:#037691" %)**Downlink Payload**
	631	+)))
	632	+
	633	+(((
535	535	Format: A8 MM NN XX XX XX XX YY
	635	+)))
536	536
	637	+(((
537	537	Where:
	639	+)))
538	538
539		-* MM: 1: add CRC-16/MODBUS ; 0: no CRC
540		-* NN: The length of RS485 command
541		-* XX XX XX XX: RS485 command total NN bytes
542		-* YY: How many bytes will be uplink from the return of this RS485 command,
543		-** if YY=0, RS485-LN will execute the downlink command without uplink;
544		-** if YY>0, RS485-LN will uplink total YY bytes from the output of this RS485 command; Fport=200
545		-** if YY=FF, RS485-LN will uplink RS485 output with the downlink command content; Fport=200.
	641	+* (((
	642	+MM: 1: add CRC-16/MODBUS ; 0: no CRC
	643	+)))
	644	+* (((
	645	+NN: The length of RS485 command
	646	+)))
	647	+* (((
	648	+XX XX XX XX: RS485 command total NN bytes
	649	+)))
	650	+* (((
	651	+(((
	652	+YY: How many bytes will be uplink from the return of this RS485 command,
	653	+)))
546	546
547		-**Example 1** ~-~-> Configure without ask for uplink (YY=0)
	655	+* (((
	656	+if YY=0, RS485-LN will execute the downlink command without uplink;
	657	+)))
	658	+* (((
	659	+if YY>0, RS485-LN will uplink total YY bytes from the output of this RS485 command; Fport=200
	660	+)))
	661	+* (((
	662	+if YY=FF, RS485-LN will uplink RS485 output with the downlink command content; Fport=200.
	663	+)))
	664	+)))
548	548
	666	+(((
	667	+
	668	+
	669	+**Example 1**  ~-~-> Configure without ask for uplink (YY=0)
	670	+)))
	671	+
	672	+(((
549	549	To connect a Modbus Alarm with below commands.
	674	+)))
550	550
551		-* 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.
	676	+* (((
	677	+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.
	678	+)))
552	552
553		-* 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.
	680	+* (((
	681	+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.
	682	+)))
554	554
	684	+(((
	685	+
	686	+
555	555	So if user want to use downlink command to control to RS485 Alarm, he can use:
	688	+)))
556	556
	690	+(((
557	557	(% style="color:#4f81bd" %)**A8 01 06 0A 05 00 04 00 01 00**(%%): to activate the RS485 Alarm
	692	+)))
558	558
	694	+(((
559	559	(% style="color:#4f81bd" %)**A8 01 06 0A 05 00 04 00 00 00**(%%): to deactivate the RS485 Alarm
	696	+)))
560	560
	698	+(((
561	561	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.
	700	+)))
562	562
	702	+(((
	703	+
	704	+)))
563	563
564		-**Example 2** ~-~-> Configure with requesting uplink and original downlink command (**YY=FF**)
	706	+(((
	707	+**Example 2**  ~-~-> Configure with requesting uplink and original downlink command (**YY=FF**)
	708	+)))
565	565
	710	+(((
566	566	User in IoT server send a downlink command: (% style="color:#4f81bd" %)**A8 01 06 0A 08 00 04 00 01 YY**
	712	+)))
567	567
	714	+(((
	715	+
	716	+)))
568	568
569		-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:
	718	+(((
	719	+(((
	720	+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**
	721	+)))
570	570
571		- **A8** (% style="color:#4f81bd" %)**0A 08 00 04 00  **(% style="color:red" %)**01 06** ** **(% style="color:green" %)**0A 08 00 04 00 00**
	723	+
	724	+)))
572	572
573		- [[image:1654159460680-153.png]]
	726	+(((
	727	+ (% 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" %)​
	728	+)))
574	574
575	575
576	576
577		-==== **Set Payload version** ====
578	578
579		-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.
	733	+==== (% style="color:blue" %)**Set Payload version**(%%) ====
580	580
581		-* **AT Command:**
582		-
583		-(% class="box infomessage" %)
584	584	(((
585		-**AT+PAYVER: Set PAYVER field = 1**
	736	+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.
586	586	)))
587	587
	739	+* (((
	740	+(% style="color:#037691" %)**AT Command:**
588	588
589		-* **Downlink Payload:**
	742	+**AT+PAYVER:    **Set PAYVER field = 1
590	590
591		-**0xAE 01**  ~-~-> Set PAYVER field =  0x01
	744	+
	745	+)))
	746	+* (((
	747	+(% style="color:#037691" %)**Downlink Payload:**
	748	+)))
592	592
593		-**0xAE 0F**   ~-~-> Set PAYVER field =  0x0F
	750	+(((
	751	+**0xAE 01**  ~-~->  Set PAYVER field =  0x01
	752	+)))
594	594
	754	+(((
	755	+**0xAE 0F**   ~-~->  Set PAYVER field =  0x0F
	756	+)))
595	595
596	596
597		-==== **Set RS485 Sampling Commands** ====
598	598
599		-AT+COMMANDx, AT+DATACUTx and AT+SEARCHx
600	600
601		-These three commands are used to configure how the RS485-BL polling data from Modbus device. Detail of usage please see : [[polling RS485 device>>||anchor="H3.3.3Configurereadcommandsforeachsampling"]].
	761	+==== (% style="color:blue" %)**Set RS485 Sampling Commands**(%%) ====
602	602
603		-
604		-* **AT Command:**
605		-
606		-(% class="box infomessage" %)
607	607	(((
608		-**AT+COMMANDx: Configure RS485 read command to sensor.**
	764	+AT+COMMANDx or AT+DATACUTx
609	609	)))
610	610
611		-(% class="box infomessage" %)
612	612	(((
613		-**AT+DATACUTx: Configure how to handle return from RS485 devices.**
	768	+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"]].
614	614	)))
615	615
616		-(% class="box infomessage" %)
617	617	(((
618		-**AT+SEARCHx: Configure search command**
	772	+
619	619	)))
620	620
	775	+* (((
	776	+(% style="color:#037691" %)**AT Command:**
	777	+)))
621	621
622		-* **Downlink Payload:**
	779	+**AT+COMMANDx:    **Configure RS485 read command to sensor.
623	623
	781	+**AT+DATACUTx:        **Configure how to handle return from RS485 devices.
	782	+
	783	+
	784	+* (((
	785	+(% style="color:#037691" %)**Downlink Payload:**
	786	+)))
	787	+
	788	+(((
624	624	**0xAF** downlink command can be used to set AT+COMMANDx or AT+DATACUTx.
	790	+)))
625	625
	792	+(((
626	626	(% style="color:red" %)**Note**(%%): if user use AT+COMMANDx to add a new command, he also need to send AT+DATACUTx downlink.
	794	+)))
627	627
	796	+(((
628	628	Format: AF MM NN LL XX XX XX XX YY
	798	+)))
629	629
	800	+(((
630	630	Where:
	802	+)))
631	631
632		-* MM: the ATCOMMAND or AT+DATACUT to be set. Value from 01 ~~ 0F,
633		-* NN:  0: no CRC; 1: add CRC-16/MODBUS ; 2: set the AT+DATACUT value.
634		-* LL:  The length of AT+COMMAND or AT+DATACUT command
635		-* XX XX XX XX: AT+COMMAND or AT+DATACUT command
636		-* 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.
	804	+* (((
	805	+MM: the ATCOMMAND or AT+DATACUT to be set. Value from 01 ~~ 0F,
	806	+)))
	807	+* (((
	808	+NN:  0: no CRC; 1: add CRC-16/MODBUS ; 2: set the AT+DATACUT value.
	809	+)))
	810	+* (((
	811	+LL:  The length of AT+COMMAND or AT+DATACUT command
	812	+)))
	813	+* (((
	814	+XX XX XX XX: AT+COMMAND or AT+DATACUT command
	815	+)))
	816	+* (((
	817	+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.
	818	+)))
637	637
	820	+(((
	821	+
	822	+
638	638	**Example:**
	824	+)))
639	639
	826	+(((
640	640	(% 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
	828	+)))
641	641
	830	+(((
642	642	(% 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**
	832	+)))
643	643
	834	+(((
644	644	(% 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**
	836	+)))
645	645
646	646
647		-**0xAB** downlink command can be used for set AT+SEARCHx
648	648
649		-**Example:** **AB aa 01 03 xx xx xx** (03 here means there are total 3 bytes after 03) So
650	650
651		-* AB aa 01 03 xx xx xx  same as AT+SEARCHaa=1,xx xx xx
652		-* 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
	841	+==== (% style="color:blue" %)**Fast command to handle MODBUS device**(%%) ====
653	653
654		-**AB aa 02 03 xx xx xx 02 yy yy**  same as **AT+SEARCHaa=2,xx xx xx+yy yy**
	843	+(((
	844	+**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]].
	845	+)))
655	655
656		-
657		-
658		-==== **Fast command to handle MODBUS device** ====
659		-
660		-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]].
661		-
	847	+(((
662	662	This command is valid since v1.3 firmware version
	849	+)))
663	663
	851	+(((
	852	+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.
	853	+)))
664	664
665		-**AT+MBFUN has only two value:**
	855	+(((
	856	+
	857	+)))
666	666
667		-* **AT+MBFUN=1**: Enable Modbus reading. And get response base on the MODBUS return
	859	+(((
	860	+**Example:**
	861	+)))
668	668
669		-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.
	863	+* (((
	864	+AT+MBFUN=1 and AT+DATACUT1/AT+DATACUT2  are not configure (0,0,0). So RS485-LN.
	865	+)))
	866	+* (((
	867	+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.
	868	+)))
	869	+* (((
	870	+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.
670	670
671		-* **AT+MBFUN=0**: Disable Modbus fast reading.
	872	+
	873	+)))
672	672
673		-**Example:**
	875	+(% 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" %)​
674	674
675		-* AT+MBFUN=1 and AT+DATACUT1/AT+DATACUT2 are not configure (0,0,0).
676		-* 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.
677		-* 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.
	877	+(% 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" %)​
678	678
679		-[[image:1654133913295-597.png]]
680	680
681	681
682		-[[image:1654133954153-643.png]]
683	683
	882	+==== (% style="color:blue" %)**RS485 command timeout**(%%) ====
684	684
685		-* **Downlink Commands:**
	884	+(((
	885	+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.
	886	+)))
686	686
687		-**A9 aa** ~-~-> Same as AT+MBFUN=aa
	888	+(((
	889	+Default value: 0, range:  0 ~~ 65 seconds
	890	+)))
688	688
	892	+* (((
	893	+(% style="color:#037691" %)** AT Command:**
689	689
	895	+**AT+CMDDLaa=hex(bb cc)*1000**
	896	+)))
690	690
691		-==== **RS485 command timeout** ====
	898	+(((
	899	+
692	692
693		-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.
	901	+**Example:**
	902	+)))
694	694
695		-Default value: 0, range:  0 ~~ 5 seconds
	904	+(((
	905	+**AT+CMDDL1=1000** to send the open time to 1000ms
	906	+)))
696	696
	908	+(((
	909	+
	910	+)))
697	697
698		-* **AT Command:**
	912	+* (((
	913	+(% style="color:#037691" %)** Downlink Payload:**
	914	+)))
699	699
700		-(% class="box infomessage" %)
701	701	(((
702		-**AT+CMDDLaa=hex(bb cc)**
	917	+**0x AA aa bb cc**
703	703	)))
704	704
	920	+(((
	921	+Same as: AT+CMDDLaa=hex(bb cc)*1000
	922	+)))
	923	+
	924	+(((
705	705	**Example:**
	926	+)))
706	706
707		-**AT+CMDDL1=1000** to send the open time to 1000ms
	928	+(((
	929	+**0xAA 01 00 01**  ~-~-> Same as  **AT+CMDDL1=1000 ms**
	930	+)))
708	708
709	709
710		-* **Downlink Payload:**
711	711
712		-0x AA aa bb cc
713	713
714		-Same as: AT+CMDDLaa=hex(bb cc)
	935	+==== (% style="color:blue" %)**Uplink payload mode**(%%) ====
715	715
716		- **Example:**
	937	+(((
	938	+Define to use one uplink or multiple uplinks for the sampling.
	939	+)))
717	717
718		- **0xAA 01 03 E8**  ~-~-> Same as **AT+CMDDL1=1000 ms**
	941	+(((
	942	+The use of this command please see: [[Compose Uplink payload>>||anchor="H3.3.4Composetheuplinkpayload"]]
719	719
	944	+
	945	+)))
720	720
	947	+* (((
	948	+(% style="color:#037691" %)** AT Command:**
	949	+)))
721	721
722		-==== **Uplink payload mode** ====
	951	+**AT+DATAUP=0**
723	723
724		-Define to use one uplink or multiple uplinks for the sampling.
	953	+**AT+DATAUP=1**
725	725
726		-The use of this command please see: [[Compose Uplink payload>>||anchor="H3.3.4Composetheuplinkpayload"]]
727	727
728		-* **AT Command:**
	956	+* (((
	957	+(% style="color:#037691" %)** Downlink Payload:**
	958	+)))
729	729
730		-(% class="box infomessage" %)
731	731	(((
732		-**AT+DATAUP=0**
	961	+**0xAD 00**  **~-~->** Same as AT+DATAUP=0
733	733	)))
734	734
735		-(% class="box infomessage" %)
736	736	(((
737		-**AT+DATAUP=1**
	965	+**0xAD 01**  **~-~->** Same as AT+DATAUP=1
738	738	)))
739	739
740	740
741		-* **Downlink Payload:**
742	742
743		-**0xAD 00**  **~-~->** Same as AT+DATAUP=0
744	744
745		-**0xAD 01**  **~-~->** Same as AT+DATAUP=1
	971	+==== (% style="color:blue" %)**Manually trigger an Uplink**(%%) ====
746	746
	973	+(((
	974	+Ask device to send an uplink immediately.
	975	+)))
747	747
	977	+* (((
	978	+(% style="color:#037691" %)** AT Command:**
	979	+)))
748	748
749		-==== **Manually trigger an Uplink** ====
	981	+(((
	982	+No AT Command for this, user can press the [[ACT button>>||anchor="H3.7Buttons"]] for 1 second for the same.
	983	+)))
750	750
751		-Ask device to send an uplink immediately.
	985	+(((
	986	+
	987	+)))
752	752
753		-* **Downlink Payload:**
	989	+* (((
	990	+(% style="color:#037691" %)** Downlink Payload:**
	991	+)))
754	754
755		-**0x08 FF**, RS485-BL will immediately send an uplink.
	993	+(((
	994	+**0x08 FF**, RS485-LN will immediately send an uplink.
	995	+)))
756	756
757	757
758	758
759		-==== **Clear RS485 Command** ====
760	760
	1000	+==== (% style="color:blue" %)**Clear RS485 Command**(%%) ====
	1001	+
	1002	+(((
761	761	The AT+COMMANDx and AT+DATACUTx settings are stored in special location, user can use below command to clear them.
762	762
	1005	+
	1006	+)))
763	763
764		-* **AT Command:**
	1008	+* (((
	1009	+(% style="color:#037691" %)** AT Command:**
	1010	+)))
765	765
766		-(% style="color:#037691" %)**AT+CMDEAR=mm,nn** (%%) mm: start position of erase ,nn: stop position of erase Etc. AT+CMDEAR=1,10 means erase AT+COMMAND1/AT+DATACUT1 to AT+COMMAND10/AT+DATACUT10
	1012	+(((
	1013	+**AT+CMDEAR=mm,nn**   mm: start position of erase ,nn: stop position of erase
	1014	+)))
767	767
	1016	+(((
	1017	+Etc. AT+CMDEAR=1,10 means erase AT+COMMAND1/AT+DATACUT1 to AT+COMMAND10/AT+DATACUT10
	1018	+)))
	1019	+
	1020	+(((
768	768	Example screen shot after clear all RS485 commands.
	1022	+)))
769	769
	1024	+(((
	1025	+
	1026	+)))
770	770
	1028	+(((
771	771	The uplink screen shot is:
	1030	+)))
772	772
773		-[[image:1654134704555-320.png]]
	1032	+(% 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" %)​
774	774
775	775
776		-* **Downlink Payload:**
	1035	+* (((
	1036	+(% style="color:#037691" %)** Downlink Payload:**
	1037	+)))
777	777
	1039	+(((
778	778	**0x09 aa bb** same as AT+CMDEAR=aa,bb
	1041	+)))
779	779
780	780
781	781
782		-==== **Set Serial Communication Parameters** ====
783	783
	1046	+==== (% style="color:blue" %)**Set Serial Communication Parameters**(%%) ====
	1047	+
	1048	+(((
784	784	Set the Rs485 serial communication parameters:
	1050	+)))
785	785
786		-* **AT Command:**
	1052	+* (((
	1053	+(% style="color:#037691" %)** AT Command:**
	1054	+)))
787	787
788		-Set Baud Rate:
789		-
790		-(% class="box infomessage" %)
791	791	(((
792		-**AT+BAUDR=9600**    ~/~/ Options: (1200,2400,4800,14400,19200,115200)
	1057	+
	1058	+
	1059	+* Set Baud Rate
793	793	)))
794	794
795		-Set UART Parity
	1062	+**AT+BAUDR=9600**    ~/~/ Options: (1200,2400,4800,14400,19200,115200)
796	796
797		-(% class="box infomessage" %)
	1064	+
798	798	(((
799		-**AT+PARITY=0**    ~/~/ Option: 0: no parity, 1: odd parity, 2: even parity
	1066	+* Set UART Parity
800	800	)))
801	801
802		-Set STOPBIT
	1069	+**AT+PARITY=0**    ~/~/ Option: 0: no parity, 1: odd parity, 2: even parity
803	803
804		-(% class="box infomessage" %)
	1071	+
805	805	(((
806		-**AT+STOPBIT=0**    ~/~/ Option: 0 for 1bit; 1 for 1.5 bit ; 2 for 2 bits
	1073	+* Set STOPBIT
807	807	)))
808	808
	1076	+**AT+STOPBIT=0**    ~/~/ Option: 0 for 1bit; 1 for 1.5 bit ; 2 for 2 bits
809	809
810		-* **Downlink Payload:**
811	811
812		-**A7 01 aa bb**: Same  AT+BAUDR=hex(aa bb)*100
813	813
	1080	+* (((
	1081	+(% style="color:#037691" %)** Downlink Payload:**
	1082	+)))
	1083	+
	1084	+(((
	1085	+**A7 01 aa bb**:  Same  AT+BAUDR=hex(aa bb)*100
	1086	+)))
	1087	+
	1088	+(((
814	814	**Example:**
	1090	+)))
815	815
816		-* A7 01 00 60   same as AT+BAUDR=9600
817		-* A7 01 04 80  same as AT+BAUDR=115200
	1092	+* (((
	1093	+A7 01 00 60   same as AT+BAUDR=9600
	1094	+)))
	1095	+* (((
	1096	+A7 01 04 80  same as AT+BAUDR=115200
	1097	+)))
818	818
819		-A7 02 aa: Same as  AT+PARITY=aa  (aa value: 00 , 01 or 02)
	1099	+(((
	1100	+A7 02 aa:  Same as  AT+PARITY=aa  (aa value: 00 , 01 or 02)
	1101	+)))
820	820
821		-A7 03 aa: Same as  AT+STOPBIT=aa  (aa value: 00 , 01 or 02)
	1103	+(((
	1104	+A7 03 aa:  Same as  AT+STOPBIT=aa  (aa value: 00 , 01 or 02)
	1105	+)))
822	822
823	823
824	824
825		-==== **Control output power duration** ====
826	826
827		-User can set the output power duration before each sampling.
	1110	+== 3.6 Listening mode for RS485 network ==
828	828
829		-* **AT Command:**
830	830
831		-**Example:**
	1113	+(((
	1114	+This feature support since firmware v1.4
	1115	+)))
832	832
833		-**AT+3V3T=1000**  ~/~/ 3V3 output power will open 1s before each sampling.
	1117	+(((
	1118	+RS485-LN supports listening mode, it can listen the RS485 network packets and send them via LoRaWAN uplink. Below is the structure. The blue arrow shows the RS485 network packets to RS485-LN.
834	834
835		-**AT+5VT=1000**  ~/~/ +5V output power will open 1s before each sampling.
	1120	+
	1121	+)))
836	836
	1123	+(% 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" %)​
837	837
838		-* **LoRaWAN Downlink Command:**
	1125	+(((
	1126	+To enable the listening mode, use can run the command AT+RXMODE.
	1127	+)))
839	839
840		-**07 01 aa bb**  Same as AT+5VT=(aa bb)
	1129	+(((
	1130	+
	1131	+)))
841	841
842		-**07 02 aa bb**  Same as AT+3V3T=(aa bb)
	1133	+(% border="1" cellspacing="10" style="background-color:#ffffcc; width:500px" %)
	1134	+|=(% style="width: 100px;" %)(((
	1135	+**Command example**
	1136	+)))|=(% style="width: 400px;" %)(((
	1137	+**Function**
	1138	+)))
	1139	+|(% style="width:100px" %)(((
	1140	+AT+RXMODE=1,10
	1141	+)))|(% style="width:400px" %)(((
	1142	+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.
	1143	+)))
	1144	+|(% style="width:100px" %)(((
	1145	+AT+RXMODE=2,500
	1146	+)))|(% style="width:400px" %)(((
	1147	+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
	1148	+)))
	1149	+|(% style="width:100px" %)(((
	1150	+AT+RXMODE=0,0
	1151	+)))|(% style="width:400px" %)(((
	1152	+Disable listening mode. This is the default settings.
	1153	+)))
	1154	+|(% style="width:100px" %)(((
	1155	+
	1156	+)))|(% style="width:400px" %)(((
	1157	+A6 aa bb cc  same as AT+RXMODE=aa,(bb<<8 | cc)
	1158	+)))
	1159	+
	1160	+(((
	1161	+(% style="color:#037691" %)** Downlink Command:**
	1162	+)))
	1163	+
	1164	+(((
	1165	+**0xA6 aa bb cc ** same as AT+RXMODE=aa,(bb<<8 | cc)
	1166	+)))
	1167	+
	1168	+(((
	1169	+
	1170	+)))
	1171	+
	1172	+(((
	1173	+**Example**:
	1174	+)))
	1175	+
	1176	+(((
	1177	+The RS485-LN is set to AT+RXMODE=2,1000
	1178	+)))
	1179	+
	1180	+(((
	1181	+There is a two Modbus commands in the RS485 network as below:
	1182	+)))
	1183	+
	1184	+(((
	1185	+The Modbus master send a command: (% style="background-color:#ffc000" %)01 03 00 00 00 02 c4 0b
	1186	+)))
	1187	+
	1188	+(((
	1189	+And Modbus slave reply with: (% style="background-color:green" %)01 03 04 00 00 00 00 fa 33
	1190	+)))
	1191	+
	1192	+(((
	1193	+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
	1194	+)))
	1195	+
	1196	+(((
	1197	+(% 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" %)​
	1198	+)))
	1199	+
	1200	+(((
	1201	+
	1202	+)))
	1203	+
	1204	+(((
	1205	+(((
	1206	+(% 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.**
	1207	+)))
	1208	+)))
	1209	+
	1210	+
	1211	+
	1212	+== 3.7 Buttons ==
	1213	+
	1214	+
	1215	+(% border="1" cellspacing="10" style="background-color:#f7faff; width:430px" %)
	1216	+|=(% style="width: 50px;" %)**Button**|=(% style="width: 361px;" %)**Feature**
	1217	+|(% 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**
	1218	+|(% style="width:50px" %)**RST**|(% style="width:361px" %)Reboot RS485
	1219	+|(% style="width:50px" %)**PRO**|(% style="width:361px" %)Use for upload image, see [[How to Update Image>>||anchor="H6.1Howtoupgradetheimage3F"]]
	1220	+
	1221	+
	1222	+== 3.8 LEDs ==
	1223	+
	1224	+
	1225	+(% border="1" cellspacing="10" style="background-color:#f7faff; width:430px" %)
	1226	+|=(% style="width: 50px;" %)**LEDs**|=(% style="width: 380px;" %)**Feature**
	1227	+|**PWR**|Always on if there is power
	1228	+|**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.
	1229	+
	1230	+
	1231	+= 4. Case Study =
	1232	+
	1233	+
	1234	+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]]
	1235	+
	1236	+
	1237	+
	1238	+= 5. Use AT Command =
	1239	+
	1240	+== 5.1 Access AT Command ==
	1241	+
	1242	+
	1243	+(((
	1244	+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.
	1245	+)))
	1246	+
	1247	+(% 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" %)​
	1248	+
	1249	+
	1250	+(((
	1251	+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:
	1252	+)))
	1253	+
	1254	+(% 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" %)​
	1255	+
	1256	+
	1257	+(((
	1258	+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/]]
	1259	+)))
	1260	+
	1261	+
	1262	+
	1263	+== 5.2 Common AT Command Sequence ==
	1264	+
	1265	+
	1266	+=== 5.2.1 Multi-channel ABP mode (Use with SX1301/LG308) ===
	1267	+
	1268	+
	1269	+If device has not joined network yet:
	1270	+
	1271	+* (% style="color:#037691" %)**AT+FDR**
	1272	+* (% style="color:#037691" %)**AT+NJM=0**
	1273	+* (% style="color:#037691" %)**ATZ**
	1274	+
	1275	+(((
	1276	+
	1277	+
	1278	+If device already joined network:
	1279	+
	1280	+* (% style="color:#037691" %)**AT+NJM=0**
	1281	+* (% style="color:#037691" %)**ATZ**
	1282	+
	1283	+
	1284	+)))
	1285	+
	1286	+
	1287	+
	1288	+=== 5.5.2 Single-channel ABP mode (Use with LG01/LG02) ===
	1289	+
	1290	+
	1291	+(% style="background-color:#dcdcdc" %)**AT+FDR** (%%) Reset Parameters to Factory Default, Keys Reserve
	1292	+
	1293	+(% style="background-color:#dcdcdc" %)**AT+NJM=0 **(%%) Set to ABP mode
	1294	+
	1295	+(% style="background-color:#dcdcdc" %)**AT+ADR=0** (%%) Set the Adaptive Data Rate Off
	1296	+
	1297	+(% style="background-color:#dcdcdc" %)**AT+DR=5**   (%%) Set Data Rate
	1298	+
	1299	+(% style="background-color:#dcdcdc" %)**AT+TDC=60000** (%%) Set transmit interval to 60 seconds
	1300	+
	1301	+(% style="background-color:#dcdcdc" %)**AT+CHS=868400000**(%%)  Set transmit frequency to 868.4Mhz
	1302	+
	1303	+(% style="background-color:#dcdcdc" %)**AT+RX2FQ=868400000** (%%) Set RX2Frequency to 868.4Mhz (according to the result from server)
	1304	+
	1305	+(% style="background-color:#dcdcdc" %)**AT+RX2DR=5**  (%%) Set RX2DR to match the downlink DR from server. see below
	1306	+
	1307	+(% 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.
	1308	+
	1309	+(% style="background-color:#dcdcdc" %)**ATZ**       (%%) Reset MCU
	1310	+
	1311	+
	1312	+(% style="color:red" %)**Note:**
	1313	+
	1314	+(((
	1315	+(% style="color:red" %)1. Make sure the device is set to ABP mode in the IoT Server.
	1316	+2. Make sure the LG01/02 gateway RX frequency is exactly the same as AT+CHS setting.
	1317	+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.
	1318	+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
	1319	+)))
	1320	+
	1321	+(% 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" %)​
	1322	+
	1323	+
	1324	+
	1325	+= 6. FAQ =
	1326	+
	1327	+== 6.1 How to upgrade the image? ==
	1328	+
	1329	+
	1330	+(((
	1331	+The RS485-LN LoRaWAN Controller is shipped with a 3.5mm cable, the cable is used to upload image to RS485-LN to:
	1332	+)))
	1333	+
	1334	+* (((
	1335	+Support new features
	1336	+)))
	1337	+* (((
	1338	+For bug fix
	1339	+)))
	1340	+* (((
	1341	+Change LoRaWAN bands.
	1342	+)))
	1343	+
	1344	+(((
	1345	+Below shows the hardware connection for how to upload an image to RS485-LN:
	1346	+)))
	1347	+
	1348	+(% 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"]]
	1349	+
	1350	+(% title="Click and drag to resize" %)​
	1351	+
	1352	+(((
	1353	+(% 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]].
	1354	+)))
	1355	+
	1356	+(((
	1357	+(% style="color:blue" %)**Step2**(%%)**:** Download the [[LT Image files>>url:https://www.dragino.com/downloads/index.php?dir=RS485-LN/Firmware/]].
	1358	+)))
	1359	+
	1360	+(((
	1361	+(% style="color:blue" %)**Step3**(%%)**: **Open flashloader; choose the correct COM port to update.
	1362	+)))
	1363	+
	1364	+(((
	1365	+(((
	1366	+(((
	1367	+(% 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.
	1368	+)))
	1369	+)))
	1370	+)))
	1371	+
	1372	+
	1373	+(% aria-label="image-20220602175818-12.png image widget" contenteditable="false" role="region" tabindex="-1" %)[[image:image-20220602175818-12.png||data-widget="image"]](% style="background-image:url(http://wiki.dragino.com/xwiki/webjars/wiki%3Axwiki/application-ckeditor-webjar/1.61/plugins/widget/images/handle.png); background:rgba(220,220,220,0.5); display:none" %)[[image:data:image/gif;base64,R0lGODlhAQABAPABAP///wAAACH5BAEKAAAALAAAAAABAAEAAAICRAEAOw==||draggable="true" height="15" role="presentation" title="Click and drag to move" width="15"]](% title="Click and drag to resize" %)​
	1374	+
	1375	+
	1376	+(% aria-label="image-20220602175848-13.png image widget" contenteditable="false" role="region" tabindex="-1" %)[[image:image-20220602175848-13.png||data-widget="image"]](% style="background-image:url(http://wiki.dragino.com/xwiki/webjars/wiki%3Axwiki/application-ckeditor-webjar/1.61/plugins/widget/images/handle.png); background:rgba(220,220,220,0.5); display:none" %)[[image:data:image/gif;base64,R0lGODlhAQABAPABAP///wAAACH5BAEKAAAALAAAAAABAAEAAAICRAEAOw==||draggable="true" height="15" role="presentation" title="Click and drag to move" width="15"]](% title="Click and drag to resize" %)​
	1377	+
	1378	+
	1379	+(% aria-label="image-20220602175912-14.png image widget" contenteditable="false" role="region" tabindex="-1" %)[[image:image-20220602175912-14.png||data-widget="image"]](% style="background-image:url(http://wiki.dragino.com/xwiki/webjars/wiki%3Axwiki/application-ckeditor-webjar/1.61/plugins/widget/images/handle.png); background:rgba(220,220,220,0.5); display:none" %)[[image:data:image/gif;base64,R0lGODlhAQABAPABAP///wAAACH5BAEKAAAALAAAAAABAAEAAAICRAEAOw==||draggable="true" height="15" role="presentation" title="Click and drag to move" width="15"]](% title="Click and drag to resize" %)​
	1380	+
	1381	+
	1382	+(% style="color:red" %)**Notice**: **In case user has lost the program cable. User can hand made one from a 3.5mm cable. The pin mapping is:**
	1383	+
	1384	+(% aria-label="image-20220602175638-10.png image widget" contenteditable="false" role="region" tabindex="-1" %)[[image:image-20220602175638-10.png||data-widget="image"]](% style="background-image:url(http://wiki.dragino.com/xwiki/webjars/wiki%3Axwiki/application-ckeditor-webjar/1.61/plugins/widget/images/handle.png); background:rgba(220,220,220,0.5); display:none" %)[[image:data:image/gif;base64,R0lGODlhAQABAPABAP///wAAACH5BAEKAAAALAAAAAABAAEAAAICRAEAOw==||draggable="true" height="15" role="presentation" title="Click and drag to move" width="15"]](% title="Click and drag to resize" %)​
	1385	+
	1386	+
	1387	+
	1388	+== 6.2 How to change the LoRa Frequency Bands/Region? ==
	1389	+
	1390	+
	1391	+User can follow the introduction for [[how to upgrade image>>||anchor="H6.1Howtoupgradetheimage3F"]]. When download the images, choose the required image file for download.
	1392	+
	1393	+
	1394	+
	1395	+== 6.3 How many RS485-Slave can RS485-LN connects? ==
	1396	+
	1397	+
	1398	+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"]].
	1399	+
	1400	+
	1401	+
	1402	+== 6.4 Compatible question to ChirpStack and TTI LoRaWAN server ? ==
	1403	+
	1404	+
	1405	+When user need to use with ChirpStack or TTI. Please set AT+RPL=4.
	1406	+
	1407	+Detail info check this link: [[Set Packet Receiving Response Level>>doc:Main.End Device AT Commands and Downlink Command.WebHome||anchor="H7.23SetPacketReceivingResponseLevel"]]
	1408	+
	1409	+
	1410	+
	1411	+== 6.5 Can i use point to point communication for RS485-LN? ==
	1412	+
	1413	+
	1414	+Yes, please refer [[Point to Point Communication for RS485-LN>>Point to Point Communication for RS485-LN]].
	1415	+
	1416	+
	1417	+
	1418	+== 6.6 How to Use RS485-LN  to connect to RS232 devices? ==
	1419	+
	1420	+
	1421	+[[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/]]
	1422	+
	1423	+
	1424	+
	1425	+= 7. Trouble Shooting =
	1426	+
	1427	+
	1428	+== 7.1 Downlink doesn't work, how to solve it? ==
	1429	+
	1430	+
	1431	+Please see this link for debug: [[LoRaWAN Communication Debug>>doc:Main.LoRaWAN Communication Debug.WebHome]]
	1432	+
	1433	+
	1434	+
	1435	+== 7.2 Why I can't join TTN V3 in US915 /AU915 bands? ==
	1436	+
	1437	+
	1438	+It might about the channels mapping. Please see for detail: [[Notice of Frequency band>>doc:Main.LoRaWAN Communication Debug.WebHome||anchor="H2.NoticeofUS9152FCN4702FAU915Frequencyband"]]
	1439	+
	1440	+
	1441	+
	1442	+= 8. Order Info =
	1443	+
	1444	+
	1445	+(% style="color:blue" %)**Part Number: RS485-LN-XXX**
	1446	+
	1447	+(% style="color:blue" %)**XXX:**
	1448	+
	1449	+* (% style="color:red" %)**EU433**(%%):  frequency bands EU433
	1450	+* (% style="color:red" %)**EU868**(%%):  frequency bands EU868
	1451	+* (% style="color:red" %)**KR920**(%%):  frequency bands KR920
	1452	+* (% style="color:red" %)**CN470**(%%):  frequency bands CN470
	1453	+* (% style="color:red" %)**AS923**(%%):  frequency bands AS923
	1454	+* (% style="color:red" %)**AU915**(%%):  frequency bands AU915
	1455	+* (% style="color:red" %)**US915**(%%):  frequency bands US915
	1456	+* (% style="color:red" %)**IN865**(%%):  frequency bands IN865
	1457	+* (% style="color:red" %)**RU864**(%%):  frequency bands RU864
	1458	+* (% style="color:red" %)**KZ865**(%%):  frequency bands KZ865
	1459	+
	1460	+
	1461	+= 9.Packing Info =
	1462	+
	1463	+
	1464	+**Package Includes**:
	1465	+
	1466	+* RS485-LN x 1
	1467	+* Stick Antenna for LoRa RF part x 1
	1468	+* Program cable x 1
	1469	+
	1470	+**Dimension and weight**:
	1471	+
	1472	+* Device Size: 13.5 x 7 x 3 cm
	1473	+* Device Weight: 105g
	1474	+* Package Size / pcs : 14.5 x 8 x 5 cm
	1475	+* Weight / pcs : 170g
	1476	+
	1477	+
	1478	+= 10. FCC Caution for RS485LN-US915 =
	1479	+
	1480	+
	1481	+(((
	1482	+Any Changes or modifications not expressly approved by the party responsible for compliance could void the user's authority to operate the equipment.
	1483	+)))
	1484	+
	1485	+(((
	1486	+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.
	1487	+)))
	1488	+
	1489	+(((
	1490	+
	1491	+)))
	1492	+
	1493	+(((
	1494	+(% style="color:red" %)**IMPORTANT NOTE:**
	1495	+)))
	1496	+
	1497	+(((
	1498	+**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:
	1499	+)))
	1500	+
	1501	+(((
	1502	+—Reorient or relocate the receiving antenna.
	1503	+)))
	1504	+
	1505	+(((
	1506	+—Increase the separation between the equipment and receiver.
	1507	+)))
	1508	+
	1509	+(((
	1510	+—Connect the equipment into an outlet on a circuit different from that to which the receiver is connected.
	1511	+)))
	1512	+
	1513	+(((
	1514	+—Consult the dealer or an experienced radio/TV technician for help.
	1515	+)))
	1516	+
	1517	+(((
	1518	+
	1519	+)))
	1520	+
	1521	+(((
	1522	+(% style="color:red" %)**FCC Radiation Exposure Statement:**
	1523	+)))
	1524	+
	1525	+(((
	1526	+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.
	1527	+)))
	1528	+
	1529	+
	1530	+
	1531	+= 11. Support =
	1532	+
	1533	+
	1534	+* (((
	1535	+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.
	1536	+)))
	1537	+* (((
	1538	+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]].
	1539	+)))

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