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

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Title

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

Content

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7		-)))
8	8
9	9
	6	+**RS485-LN – RS485 to LoRaWAN Converter User Manual**
10	10
11	11
12		-
13		-
14		-
15		-
16		-
17		-
18		-
19		-
20	20	**Table of Contents:**
21	21
22		-{{toc/}}
23	23
24	24
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28		-)))
29	29
30	30
31		-
32		-
33		-
34		-
35		-
36	36	= 1.Introduction =
37	37
38	38	== 1.1 What is RS485-LN RS485 to LoRaWAN Converter ==
...	...	@@ -39,39 +39,25 @@
39	39
40	40	(((
41	41	(((
42		-(((
43		-
44		-
45	45	The Dragino RS485-LN is a (% style="color:blue" %)**RS485 to LoRaWAN Converter**(%%). It converts the RS485 signal into LoRaWAN wireless signal which simplify the IoT installation and reduce the installation/maintaining cost.
46	46	)))
47		-)))
48	48
49	49	(((
50		-(((
51	51	RS485-LN allows user to (% style="color:blue" %)**monitor / control RS485 devices**(%%) and reach extremely long ranges. It provides ultra-long range spread spectrum communication and high interference immunity whilst minimizing current consumption. It targets professional wireless sensor network applications such as irrigation systems, smart metering, smart cities, smartphone detection, building automation, and so on.
52	52	)))
53		-)))
54	54
55	55	(((
56		-(((
57	57	(% style="color:blue" %)**For data uplink**(%%), RS485-LN sends user-defined commands to RS485 devices and gets the return from the RS485 devices. RS485-LN will process these returns according to user-define rules to get the final payload and upload to LoRaWAN server.
58	58	)))
59		-)))
60	60
61	61	(((
62		-(((
63	63	(% style="color:blue" %)**For data downlink**(%%), RS485-LN runs in LoRaWAN Class C. When there downlink commands from LoRaWAN server, RS485-LN will forward the commands from LoRaWAN server to RS485 devices.
64		-)))
65	65
66		-(((
67	67	(% style="color:blue" %)**Demo Dashboard for RS485-LN**(%%) connect to two energy meters: [[https:~~/~~/app.datacake.de/dashboard/d/58844a26-378d-4c5a-aaf5-b5b5b153447a>>url:https://app.datacake.de/dashboard/d/58844a26-378d-4c5a-aaf5-b5b5b153447a]]
68		-
69		-
70	70	)))
71	71	)))
72		-)))
73	73
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	39	+[[image:1653267211009-519.png||height="419" width="724"]]
75	75
76	76
77	77	== 1.2 Specifications ==
...	...	@@ -109,9 +109,8 @@
109	109	* Preamble detection.
110	110	* 127 dB Dynamic Range RSSI.
111	111	* Automatic RF Sense and CAD with ultra-fast AFC.
112		-* Packet engine up to 256 bytes with CRC
	77	+* Packet engine up to 256 bytes with CRC.
113	113
114		-
115	115	== 1.3 Features ==
116	116
117	117	* LoRaWAN Class A & Class C protocol (default Class C)
...	...	@@ -123,7 +123,6 @@
123	123	* Support Modbus protocol
124	124	* Support Interrupt uplink (Since hardware version v1.2)
125	125
126		-
127	127	== 1.4 Applications ==
128	128
129	129	* Smart Buildings & Home Automation
...	...	@@ -133,7 +133,6 @@
133	133	* Smart Cities
134	134	* Smart Factory
135	135
136		-
137	137	== 1.5 Firmware Change log ==
138	138
139	139	[[RS485-LN Image files – Download link and Change log>>url:http://www.dragino.com/downloads/index.php?dir=RS485-LN/]]
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143	143
144	144	(((
145	145	(((
146		-(((
147	147	v1.2: Add External Interrupt Pin.
148		-)))
149	149
150		-(((
151	151	v1.0: Release
152		-)))
153	153
154	154
155	155	)))
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167	167	Once there is power, the RS485-LN will be on.
168	168	)))
169	169
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	128	+[[image:1653268091319-405.png]]
171	171
172	172
173	173	)))
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177	177	== 3.1 How it works? ==
178	178
179	179	(((
180		-(((
181	181	The RS485-LN is configured as LoRaWAN OTAA Class C mode by default. It has OTAA keys to join network. To connect a local LoRaWAN network, user just need to input the OTAA keys in the network server and power on the RS485-LN. It will auto join the network via OTAA.
182		-)))
183	183
184	184
185	185	)))
...	...	@@ -188,7 +188,7 @@
188	188
189	189	Here shows an example for how to join the TTN V3 Network. Below is the network structure, we use [[LG308>>url:http://www.dragino.com/products/lora-lorawan-gateway/item/140-lg308.html]] as LoRaWAN gateway here.
190	190
191		-(% aria-label="1653268155545-638.png image widget" contenteditable="false" role="region" tabindex="-1" %)[[image:1653268155545-638.png||data-widget="image" height="334" width="724"]](% style="background-image:url(http://wiki.dragino.com/xwiki/webjars/wiki%3Axwiki/application-ckeditor-webjar/1.61/plugins/widget/images/handle.png); background:rgba(220,220,220,0.5); display:none" %)[[image:data:image/gif;base64,R0lGODlhAQABAPABAP///wAAACH5BAEKAAAALAAAAAABAAEAAAICRAEAOw==||draggable="true" height="15" role="presentation" title="Click and drag to move" width="15"]](% title="Click and drag to resize" %)​
	147	+[[image:1653268155545-638.png||height="334" width="724"]]
192	192
193	193
194	194	(((
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200	200	485A+ and 485B- of the sensor are connected to RS485A and RA485B of RS485-LN respectively.
201	201	)))
202	202
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	159	+[[image:1653268227651-549.png||height="592" width="720"]]
204	204
205		-
206	206	(((
207		-The LG308 is already set to connect to [[TTN V3 network >>path:https://www.thethingsnetwork.org/]]. So what we need to now is only configure the TTN V3:
	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:
208	208	)))
209	209
210	210	(((
211		-(% style="color:blue" %)**Step 1**(%%): Create a device in TTN V3 with the OTAA keys from RS485-LN.
	166	+**Step 1**: Create a device in TTN V3 with the OTAA keys from RS485-LN.
212	212	)))
213	213
214	214	(((
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216	216	)))
217	217	)))
218	218
219		-(% 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" %)​
	174	+[[image:1652953462722-299.png]]
220	220
221		-
222	222	(((
223	223	(((
224	224	User can enter this key in their LoRaWAN Server portal. Below is TTN V3 screen shot:
...	...	@@ -225,34 +225,32 @@
225	225	)))
226	226
227	227	(((
228		-**Add APP EUI in the application.**
	182	+Add APP EUI in the application.
229	229	)))
230	230	)))
231	231
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	186	+[[image:image-20220519174512-1.png]]
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	188	+[[image:image-20220519174512-2.png||height="323" width="720"]]
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	190	+[[image:image-20220519174512-3.png||height="556" width="724"]]
237	237
238		-(% aria-label="image-20220519174512-4.png image widget" contenteditable="false" role="region" tabindex="-1" %)[[image:image-20220519174512-4.png||data-widget="image"]](% style="background-image:url(http://wiki.dragino.com/xwiki/webjars/wiki%3Axwiki/application-ckeditor-webjar/1.61/plugins/widget/images/handle.png); background:rgba(220,220,220,0.5); display:none" %)[[image:data:image/gif;base64,R0lGODlhAQABAPABAP///wAAACH5BAEKAAAALAAAAAABAAEAAAICRAEAOw==||draggable="true" height="15" role="presentation" title="Click and drag to move" width="15"]](% title="Click and drag to resize" %)​
	192	+[[image:image-20220519174512-4.png]]
239	239
240	240	You can also choose to create the device manually.
241	241
242		-(% aria-label="1652953542269-423.png image widget" contenteditable="false" role="region" tabindex="-1" %)[[image:1652953542269-423.png||data-widget="image" height="710" width="723"]](% style="background-image:url(http://wiki.dragino.com/xwiki/webjars/wiki%3Axwiki/application-ckeditor-webjar/1.61/plugins/widget/images/handle.png); background:rgba(220,220,220,0.5); display:none" %)[[image:data:image/gif;base64,R0lGODlhAQABAPABAP///wAAACH5BAEKAAAALAAAAAABAAEAAAICRAEAOw==||draggable="true" height="15" role="presentation" title="Click and drag to move" width="15"]](% title="Click and drag to resize" %)​
	196	+[[image:1652953542269-423.png||height="710" width="723"]]
243	243
	198	+Add APP KEY and DEV EUI
244	244
	200	+[[image:1652953553383-907.png||height="514" width="724"]]
245	245
246		-**Add APP KEY and DEV EUI**
247	247
248		-(% aria-label="1652953553383-907.png image widget" contenteditable="false" role="region" tabindex="-1" %)[[image:1652953553383-907.png||data-widget="image" height="514" width="724"]](% style="background-image:url(http://wiki.dragino.com/xwiki/webjars/wiki%3Axwiki/application-ckeditor-webjar/1.61/plugins/widget/images/handle.png); background:rgba(220,220,220,0.5); display:none" %)[[image:data:image/gif;base64,R0lGODlhAQABAPABAP///wAAACH5BAEKAAAALAAAAAABAAEAAAICRAEAOw==||draggable="true" height="15" role="presentation" title="Click and drag to move" width="15"]](% title="Click and drag to resize" %)​
249		-
250		-
251	251	(((
252		-(% style="color:blue" %)**Step 2**(%%): Power on RS485-LN and it will auto join to the TTN V3 network. After join success, it will start to upload message to TTN V3 and user can see in the panel.
	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.
253	253	)))
254	254
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	207	+[[image:1652953568895-172.png||height="232" width="724"]]
256	256
257	257
258	258	== 3.3 Configure Commands to read data ==
...	...	@@ -259,15 +259,11 @@
259	259
260	260	(((
261	261	(((
262		-(((
263		-There are plenty of RS485 devices in the market and each device has different command to read the valid data. To support these devices in flexible, RS485-LN supports flexible command set. User can use [[AT Commands>>||anchor="H3.5ConfigureRS485-LNviaATorDownlink"]] or LoRaWAN Downlink Command to configure what commands RS485-LN should send for each sampling and how to handle the return from RS485 devices.
	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.
264	264	)))
265		-)))
266	266
267	267	(((
268		-(((
269	269	(% style="color:red" %)Note: below description and commands are for firmware version >v1.1, if you have firmware version v1.0. Please check the [[user manual v1.0>>url:http://www.dragino.com/downloads/index.php?dir=RS485-LN/&file=RS485-LN_UserManual_v1.0.1.pdf]] or upgrade the firmware to v1.1
270		-)))
271	271
272	272
273	273	)))
...	...	@@ -277,19 +277,19 @@
277	277
278	278	To use RS485-LN to read data from RS485 sensors, connect the RS485-LN A/B traces to the sensors. And user need to make sure RS485-LN use the match UART setting to access the sensors. The related commands for UART settings are:
279	279
280		-(% border="1" cellspacing="10" style="background-color:#ffffcc; color:green; width:510px" %)
281		-|=(% style="width: 110px;" %)(((
	228	+(% border="1" style="background-color:#ffffcc; color:green; width:782px" %)
	229	+|(% style="width:128px" %)(((
282	282	**AT Commands**
283		-)))|=(% style="width: 190px;" %)(((
	231	+)))|(% style="width:305px" %)(((
284	284	**Description**
285		-)))|=(% style="width: 190px;" %)(((
	233	+)))|(% style="width:346px" %)(((
286	286	**Example**
287	287	)))
288		-|(% style="width:110px" %)(((
	236	+|(% style="width:128px" %)(((
289	289	AT+BAUDR
290		-)))|(% style="width:190px" %)(((
	238	+)))|(% style="width:305px" %)(((
291	291	Set the baud rate (for RS485 connection). Default Value is: 9600.
292		-)))|(% style="width:190px" %)(((
	240	+)))|(% style="width:346px" %)(((
293	293	(((
294	294	AT+BAUDR=9600
295	295	)))
...	...	@@ -298,11 +298,11 @@
298	298	Options: (1200,2400,4800,14400,19200,115200)
299	299	)))
300	300	)))
301		-|(% style="width:110px" %)(((
	249	+|(% style="width:128px" %)(((
302	302	AT+PARITY
303		-)))|(% style="width:190px" %)(((
	251	+)))|(% style="width:305px" %)(((
304	304	Set UART parity (for RS485 connection)
305		-)))|(% style="width:190px" %)(((
	253	+)))|(% style="width:346px" %)(((
306	306	(((
307	307	AT+PARITY=0
308	308	)))
...	...	@@ -311,9 +311,9 @@
311	311	Option: 0: no parity, 1: odd parity, 2: even parity
312	312	)))
313	313	)))
314		-|(% style="width:110px" %)(((
	262	+|(% style="width:128px" %)(((
315	315	AT+STOPBIT
316		-)))|(% style="width:190px" %)(((
	264	+)))|(% style="width:305px" %)(((
317	317	(((
318	318	Set serial stopbit (for RS485 connection)
319	319	)))
...	...	@@ -321,7 +321,7 @@
321	321	(((
322	322
323	323	)))
324		-)))|(% style="width:190px" %)(((
	272	+)))|(% style="width:346px" %)(((
325	325	(((
326	326	AT+STOPBIT=0 for 1bit
327	327	)))
...	...	@@ -335,7 +335,6 @@
335	335	)))
336	336	)))
337	337
338		-
339	339	=== 3.3.2 Configure sensors ===
340	340
341	341	(((
...	...	@@ -344,21 +344,15 @@
344	344	)))
345	345	)))
346	346
347		-(% border="1" cellspacing="10" style="background-color:#ffffcc; color:green; width:510px" %)
348		-|=(% style="width: 110px;" %)**AT Commands**|=(% style="width: 190px;" %)**Description**|=(% style="width: 190px;" %)**Example**
349		-|AT+CFGDEV|(% style="width:110px" %)(((
350		-(((
	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" %)(((
351	351	This command is used to configure the RS485/TTL devices; they won’t be used during sampling.
352		-)))
353	353
354		-(((
355	355	AT+CFGDEV=xx xx xx xx xx xx xx xx xx xx xx xx,
356		-)))
357	357
358		-(((
359	359	mm: 0: no CRC, 1: add CRC-16/MODBUS in the end of this command
360		-)))
361		-)))|(% style="width:190px" %)AT+CFGDEV=xx xx xx xx xx xx xx xx xx xx xx xx,m
	302	+)))|(% style="width:256px" %)AT+CFGDEV=xx xx xx xx xx xx xx xx xx xx xx xx,m
362	362
363	363	=== 3.3.3 Configure read commands for each sampling ===
364	364
...	...	@@ -372,7 +372,7 @@
372	372	During each sampling, the RS485-LN can support 15 commands to read sensors. And combine the return to one or several uplink payloads.
373	373
374	374
375		-(% style="color:#037691" %)**Each RS485 commands include two parts:**
	316	+**Each RS485 commands include two parts:**
376	376
377	377	~1. What commands RS485-LN will send to the RS485 sensors. There are total 15 commands from **AT+COMMAD1**, **ATCOMMAND2**,…, to **AT+COMMANDF**. All commands are of same grammar.
378	378
...	...	@@ -383,14 +383,15 @@
383	383
384	384	After we got the valid value from each RS485 commands, we need to combine them together with the command **AT+DATAUP**.
385	385
	327	+
386	386	Below are examples for the how above AT Commands works.
387	387
388	388
389		-(% 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:
	331	+**AT+COMMANDx : **This command will be sent to RS485 devices during each sampling, Max command length is 14 bytes. The grammar is:
390	390
391	391	(% border="1" style="background-color:#4bacc6; color:white; width:499px" %)
392	392	|(% style="width:496px" %)(((
393		-(% style="color:#037691" %)**AT+COMMANDx=xx xx xx xx xx xx xx xx xx xx xx xx,m**
	335	+**AT+COMMANDx=xx xx xx xx xx xx xx xx xx xx xx xx,m**
394	394
395	395	**xx xx xx xx xx xx xx xx xx xx xx xx: The RS485 command to be sent**
396	396
...	...	@@ -402,10 +402,10 @@
402	402	In the RS485-LN, we should use this command AT+COMMAND1=01 03 0B B8 00 02,1 for the same.
403	403
404	404
405		-(% style="color:#037691" %)**AT+DATACUTx **(%%)**: **This command defines how to handle the return from AT+COMMANDx, max return length is 45 bytes.
	347	+**AT+DATACUTx : **This command defines how to handle the return from AT+COMMANDx, max return length is 45 bytes.
406	406
407		-(% border="1" style="background-color:#4bacc6; color:white; width:510px" %)
408		-|(% style="width:510px" %)(((
	349	+(% border="1" style="background-color:#4bacc6; color:white; width:725px" %)
	350	+|(% style="width:722px" %)(((
409	409	**AT+DATACUTx=a,b,c**
410	410
411	411	* **a: length for the return of AT+COMMAND**
...	...	@@ -415,21 +415,20 @@
415	415
416	416	**Examples:**
417	417
418		-* (% style="color:#037691" %)**Grab bytes**
	360	+* Grab bytes:
419	419
420		-(% aria-label="image-20220602153621-1.png image widget" contenteditable="false" role="region" tabindex="-1" %)[[image:image-20220602153621-1.png||data-widget="image"]](% style="background-image:url(http://wiki.dragino.com/xwiki/webjars/wiki%3Axwiki/application-ckeditor-webjar/1.61/plugins/widget/images/handle.png); background:rgba(220,220,220,0.5); display:none" %)[[image:data:image/gif;base64,R0lGODlhAQABAPABAP///wAAACH5BAEKAAAALAAAAAABAAEAAAICRAEAOw==||draggable="true" height="15" role="presentation" title="Click and drag to move" width="15"]](% title="Click and drag to resize" %)​
	362	+[[image:image-20220602153621-1.png]]
421	421
422	422
423		-* (% style="color:#037691" %)**Grab a section**
	365	+* Grab a section.
424	424
425		-(% aria-label="image-20220602153621-2.png image widget" contenteditable="false" role="region" tabindex="-1" %)[[image:image-20220602153621-2.png||data-widget="image"]](% style="background-image:url(http://wiki.dragino.com/xwiki/webjars/wiki%3Axwiki/application-ckeditor-webjar/1.61/plugins/widget/images/handle.png); background:rgba(220,220,220,0.5); display:none" %)[[image:data:image/gif;base64,R0lGODlhAQABAPABAP///wAAACH5BAEKAAAALAAAAAABAAEAAAICRAEAOw==||draggable="true" height="15" role="presentation" title="Click and drag to move" width="15"]](% title="Click and drag to resize" %)​
	367	+[[image:image-20220602153621-2.png]]
426	426
427	427
428		-* (% style="color:#037691" %)**Grab different sections**
	370	+* Grab different sections.
429	429
430		-(% aria-label="image-20220602153621-3.png image widget" contenteditable="false" role="region" tabindex="-1" %)[[image:image-20220602153621-3.png||data-widget="image"]](% style="background-image:url(http://wiki.dragino.com/xwiki/webjars/wiki%3Axwiki/application-ckeditor-webjar/1.61/plugins/widget/images/handle.png); background:rgba(220,220,220,0.5); display:none" %)[[image:data:image/gif;base64,R0lGODlhAQABAPABAP///wAAACH5BAEKAAAALAAAAAABAAEAAAICRAEAOw==||draggable="true" height="15" role="presentation" title="Click and drag to move" width="15"]](% title="Click and drag to resize" %)​
	372	+[[image:image-20220602153621-3.png]]
431	431
432		-
433	433
434	434	)))
435	435
...	...	@@ -463,7 +463,7 @@
463	463	Where PAYVER is defined by AT+PAYVER, below is an example screen shot.
464	464	)))
465	465
466		-(% aria-label="1653269759169-150.png image widget" contenteditable="false" role="region" tabindex="-1" %)[[image:1653269759169-150.png||data-widget="image" height="513" width="716"]](% style="background-image:url(http://wiki.dragino.com/xwiki/webjars/wiki%3Axwiki/application-ckeditor-webjar/1.61/plugins/widget/images/handle.png); background:rgba(220,220,220,0.5); display:none" %)[[image:data:image/gif;base64,R0lGODlhAQABAPABAP///wAAACH5BAEKAAAALAAAAAABAAEAAAICRAEAOw==||draggable="true" height="15" role="presentation" title="Click and drag to move" width="15"]](% title="Click and drag to resize" %)​
	407	+[[image:1653269759169-150.png||height="513" width="716"]]
467	467
468	468
469	469	(% style="color:#037691" %)**Examples: AT+DATAUP=1**
...	...	@@ -475,13 +475,12 @@
475	475
476	476	(% style="color:#4f81bd" %)**Battery Info+PAYVER + PAYLOAD COUNT + PAYLOAD# + DATA**
477	477
478		-
479	479	1. PAYVER: Defined by AT+PAYVER
480	480	1. PAYLOAD COUNT: Total how many uplinks of this sampling.
481	481	1. PAYLOAD#: Number of this uplink. (from 0,1,2,3…,to PAYLOAD COUNT)
482	482	1. DATA: Valid value: max 8 bytes for each uplink so each uplink <= 11 bytes. For the last uplink, DATA will might less than 8 bytes
483	483
484		-(% aria-label="image-20220602155039-4.png image widget" contenteditable="false" role="region" tabindex="-1" %)[[image:image-20220602155039-4.png||data-widget="image"]](% style="background-image:url(http://wiki.dragino.com/xwiki/webjars/wiki%3Axwiki/application-ckeditor-webjar/1.61/plugins/widget/images/handle.png); background:rgba(220,220,220,0.5); display:none" %)[[image:data:image/gif;base64,R0lGODlhAQABAPABAP///wAAACH5BAEKAAAALAAAAAABAAEAAAICRAEAOw==||draggable="true" height="15" role="presentation" title="Click and drag to move" width="15"]](% title="Click and drag to resize" %)​
	424	+[[image:image-20220602155039-4.png]]
485	485
486	486
487	487	So totally there will be 3 uplinks for this sampling, each uplink include 8 bytes DATA
...	...	@@ -506,10 +506,9 @@
506	506
507	507	Below are the uplink payloads:
508	508
509		-(% aria-label="1654157178836-407.png image widget" contenteditable="false" role="region" tabindex="-1" %)[[image:1654157178836-407.png||data-widget="image"]](% style="background-image:url(http://wiki.dragino.com/xwiki/webjars/wiki%3Axwiki/application-ckeditor-webjar/1.61/plugins/widget/images/handle.png); background:rgba(220,220,220,0.5); display:none" %)[[image:data:image/gif;base64,R0lGODlhAQABAPABAP///wAAACH5BAEKAAAALAAAAAABAAEAAAICRAEAOw==||draggable="true" height="15" role="presentation" title="Click and drag to move" width="15"]](% title="Click and drag to resize" %)​
	449	+[[image:1654157178836-407.png]]
510	510
511	511
512		-
513	513	=== 3.3.5 Uplink on demand ===
514	514
515	515	Except uplink periodically, RS485-LN is able to uplink on demand. The server send downlink command to RS485-LN and RS485 will uplink data base on the command.
...	...	@@ -526,7 +526,7 @@
526	526
527	527	RS485-LN support external Interrupt uplink since hardware v1.2 release.
528	528
529		-(% aria-label="1654157342174-798.png image widget" contenteditable="false" role="region" tabindex="-1" %)[[image:1654157342174-798.png||data-widget="image"]](% style="background-image:url(http://wiki.dragino.com/xwiki/webjars/wiki%3Axwiki/application-ckeditor-webjar/1.61/plugins/widget/images/handle.png); background:rgba(220,220,220,0.5); display:none" %)[[image:data:image/gif;base64,R0lGODlhAQABAPABAP///wAAACH5BAEKAAAALAAAAAABAAEAAAICRAEAOw==||draggable="true" height="15" role="presentation" title="Click and drag to move" width="15"]](% title="Click and drag to resize" %)​
	468	+[[image:1654157342174-798.png]]
530	530
531	531	Connect the Interrupt pin to RS485-LN INT port and connect the GND pin to V- port. When there is a high voltage (Max 24v) on INT pin. Device will send an uplink packet.
532	532
...	...	@@ -533,33 +533,33 @@
533	533
534	534	== 3.4 Uplink Payload ==
535	535
	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)
536	536
537		-(% aria-label="image-20220606110929-1.png image widget" contenteditable="false" role="region" tabindex="-1" %)[[image:image-20220606110929-1.png||data-widget="image"]](% style="background-image:url(http://wiki.dragino.com/xwiki/webjars/wiki%3Axwiki/application-ckeditor-webjar/1.61/plugins/widget/images/handle.png); background:rgba(220,220,220,0.5); display:none" %)[[image:data:image/gif;base64,R0lGODlhAQABAPABAP///wAAACH5BAEKAAAALAAAAAABAAEAAAICRAEAOw==||draggable="true" height="15" role="presentation" title="Click and drag to move" width="15"]](% title="Click and drag to resize" %)​
	480	+&
538	538
	482	+Interrupt _Flag
	483	+)))|(% style="width:116px" %)(((
	484	+PAYLOAD_VER
	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	+
539	539	Below is the decoder for the first 3 bytes. The rest bytes are dynamic depends on different RS485 sensors.
540	540
541	541
542		-== 3.5 Configure RS485-LN via AT or Downlink ==
	492	+== 3.5 Configure RS485-BL via AT or Downlink ==
543	543
544		-(((
545	545	User can configure RS485-LN via AT Commands or LoRaWAN Downlink Commands
546		-)))
547	547
548		-(((
549	549	There are two kinds of Commands:
550		-)))
551	551
552		-* (((
553		-(% 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]]
554		-)))
	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]]
555	555
556		-* (((
557		-(% style="color:#4f81bd" %)**Sensor Related Commands**(%%): These commands are special designed for RS485-LN.  User can see these commands below:
558		-)))
	500	+* (% style="color:#4f81bd" %)**Sensor Related Commands**(%%): These commands are special designed for RS485-LN.  User can see these commands below:
559	559
560		-(((
561		-
562		-)))
563	563
564	564
565	565	=== 3.5.1 Common Commands ===
...	...	@@ -567,900 +567,570 @@
567	567	They should be available for each of Dragino Sensors, such as: change uplink interval, reset device. For firmware v1.3, user can find what common commands it supports: [[End Device AT Commands and Downlink Command>>doc:Main.End Device AT Commands and Downlink Command.WebHome]]
568	568
569	569
570		-=== 3.5.2 Sensor related commands ===
	509	+=== 3.5.2 Sensor related commands: ===
571	571
572		-Response feature is added to the server's downlink, a special package with a FPort of 200 will be uploaded immediately after receiving the data sent by the server.
	511	+==== Choose Device Type (RS485 or TTL) ====
573	573
574		-(% aria-label="image-20220602163333-5.png image widget" contenteditable="false" role="region" tabindex="-1" %)[[image:image-20220602163333-5.png||data-widget="image" height="263" width="1160"]](% 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" %)​
	513	+RS485-BL can connect to either RS485 sensors or TTL sensor. User need to specify what type of sensor need to connect.
575	575
576		-The first byte of this package represents whether the configuration is successful, 00 represents failure, 01 represents success. Except for the first byte, the other is the previous downlink. (All commands except A8 type commands are applicable)
	515	+* AT Command
577	577
	517	+**AT+MOD=1** ~/~/ Set to support RS485-MODBUS type sensors. User can connect multiply RS485 , Modbus sensors to the A / B pins.
578	578
	519	+**AT+MOD=2** ~/~/ Set to support TTL Level sensors, User can connect one TTL Sensor to the TXD/RXD/GND pins.
579	579
580		-=== 3.5.3 Sensor related commands ===
581	581
	522	+* Downlink Payload
582	582
	524	+**0A aa**     à same as AT+MOD=aa
583	583
584	584
585		-==== (% style="color:blue" %)**RS485 Debug Command**(%%) ====
586	586
587		-(((
588		-This command is used to configure the RS485 devices; they won’t be used during sampling.
589		-)))
	528	+==== [[RS485 Debug Command>>path:#downlink_A8]] (AT+CFGDEV) ====
590	590
591		-* (((
592		-(% style="color:#037691" %)**AT Command**
	530	+This command is used to configure the RS485 or TTL sensors; they won’t be used during sampling.
593	593
594		-(((
595		-**AT+CFGDEV=xx xx xx xx xx xx xx xx xx xx xx xx,m**  m: 0: no CRC, 1: add CRC-16/MODBUS in the end of this command
596		-)))
597		-)))
	532	+* AT Command
598	598
599		-(((
600		-
601		-)))
	534	+AT+CFGDEV=xx xx xx xx xx xx xx xx xx xx xx xx,m
602	602
603		-* (((
604		-(% style="color:#037691" %)**Downlink Payload**
605		-)))
	536	+m: 0: no CRC; 1: add CRC-16/MODBUS in the end of this command.
606	606
607		-(((
608		-Format: A8 MM NN XX XX XX XX YY
609		-)))
610	610
611		-(((
612		-Where:
613		-)))
614	614
615		-* (((
616		-MM: 1: add CRC-16/MODBUS ; 0: no CRC
617		-)))
618		-* (((
619		-NN: The length of RS485 command
620		-)))
621		-* (((
622		-XX XX XX XX: RS485 command total NN bytes
623		-)))
624		-* (((
625		-(((
626		-YY: How many bytes will be uplink from the return of this RS485 command,
627		-)))
	540	+* Downlink Payload
628	628
629		-* (((
630		-if YY=0, RS485-LN will execute the downlink command without uplink;
631		-)))
632		-* (((
633		-if YY>0, RS485-LN will uplink total YY bytes from the output of this RS485 command; Fport=200
634		-)))
635		-* (((
636		-if YY=FF, RS485-LN will uplink RS485 output with the downlink command content; Fport=200.
637		-)))
638		-)))
	542	+Format: A8 MM NN XX XX XX XX YY
639	639
640		-(((
641		-
	544	+Where:
642	642
643		-**Example 1**  ~-~-> Configure without ask for uplink (YY=0)
644		-)))
	546	+* MM: 1: add CRC-16/MODBUS ; 0: no CRC
	547	+* NN: The length of RS485 command
	548	+* XX XX XX XX: RS485 command total NN bytes
	549	+* 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
645	645
646		-(((
	551	+**Example 1:**
	552	+
647	647	To connect a Modbus Alarm with below commands.
648		-)))
649	649
650		-* (((
651		-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.
652		-)))
	555	+* 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.
653	653
654		-* (((
655		-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.
656		-)))
	557	+* 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.
657	657
658		-(((
659		-
660		-
661	661	So if user want to use downlink command to control to RS485 Alarm, he can use:
662		-)))
663	663
664		-(((
665		-(% style="color:#4f81bd" %)**A8 01 06 0A 05 00 04 00 01 00**(%%): to activate the RS485 Alarm
666		-)))
	561	+**A8 01 06 0A 05 00 04 00 01 00**: to activate the RS485 Alarm
667	667
668		-(((
669		-(% style="color:#4f81bd" %)**A8 01 06 0A 05 00 04 00 00 00**(%%): to deactivate the RS485 Alarm
670		-)))
	563	+**A8 01 06 0A 05 00 04 00 00 00**: to deactivate the RS485 Alarm
671	671
672		-(((
673	673	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.
674		-)))
675	675
676		-(((
677		-
678		-)))
679	679
680		-(((
681		-**Example 2**  ~-~-> Configure with requesting uplink and original downlink command (**YY=FF**)
682		-)))
	568	+**Example 2:**
683	683
684		-(((
685		-User in IoT server send a downlink command: (% style="color:#4f81bd" %)**A8 01 06 0A 08 00 04 00 01 YY**
686		-)))
	570	+Check TTL Sensor return:
687	687
688		-(((
689		-
690		-)))
	572	+[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image024.png]]
691	691
692		-(((
693		-(((
694		-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**
695		-)))
696	696
697		-
698		-)))
699	699
700		-(((
701		- (% 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" %)​
702		-)))
703	703
	577	+==== Set Payload version ====
704	704
	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.
705	705
	581	+* AT Command:
706	706
707		-==== (% style="color:blue" %)**Set Payload version**(%%) ====
	583	+AT+PAYVER: Set PAYVER field = 1
708	708
709		-(((
710		-This is the first byte of the uplink payload. RS485-LN can connect to different sensors. User can set the PAYVER field to tell server how to decode the current payload.
711		-)))
712	712
713		-* (((
714		-(% style="color:#037691" %)**AT Command:**
	586	+* Downlink Payload:
715	715
716		-**AT+PAYVER:    **Set PAYVER field = 1
	588	+0xAE 01   à Set PAYVER field =  0x01
717	717
718		-
719		-)))
720		-* (((
721		-(% style="color:#037691" %)**Downlink Payload:**
722		-)))
	590	+0xAE 0F   à Set PAYVER field =  0x0F
723	723
724		-(((
725		-**0xAE 01**  ~-~->  Set PAYVER field =  0x01
726		-)))
727	727
728		-(((
729		-**0xAE 0F**   ~-~->  Set PAYVER field =  0x0F
730		-)))
	593	+==== Set RS485 Sampling Commands ====
731	731
	595	+AT+COMMANDx, AT+DATACUTx and AT+SEARCHx
732	732
	597	+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]].
733	733
734	734
735		-==== (% style="color:blue" %)**Set RS485 Sampling Commands**(%%) ====
	600	+* AT Command:
736	736
737		-(((
738		-AT+COMMANDx or AT+DATACUTx
739		-)))
	602	+AT+COMMANDx: Configure RS485 read command to sensor.
740	740
741		-(((
742		-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"]].
743		-)))
	604	+AT+DATACUTx: Configure how to handle return from RS485 devices.
744	744
745		-(((
746		-
747		-)))
	606	+AT+SEARCHx: Configure search command
748	748
749		-* (((
750		-(% style="color:#037691" %)**AT Command:**
751		-)))
752	752
753		-**AT+COMMANDx:    **Configure RS485 read command to sensor.
	609	+* Downlink Payload:
754	754
755		-**AT+DATACUTx:        **Configure how to handle return from RS485 devices.
	611	+0xAF downlink command can be used to set AT+COMMANDx or AT+DATACUTx.
756	756
	613	+Note: if user use AT+COMMANDx to add a new command, he also need to send AT+DATACUTx downlink.
757	757
758		-* (((
759		-(% style="color:#037691" %)**Downlink Payload:**
760		-)))
761		-
762		-(((
763		-**0xAF** downlink command can be used to set AT+COMMANDx or AT+DATACUTx.
764		-)))
765		-
766		-(((
767		-(% style="color:red" %)**Note**(%%): if user use AT+COMMANDx to add a new command, he also need to send AT+DATACUTx downlink.
768		-)))
769		-
770		-(((
771	771	Format: AF MM NN LL XX XX XX XX YY
772		-)))
773	773
774		-(((
775	775	Where:
776		-)))
777	777
778		-* (((
779		-MM: the ATCOMMAND or AT+DATACUT to be set. Value from 01 ~~ 0F,
780		-)))
781		-* (((
782		-NN:  0: no CRC; 1: add CRC-16/MODBUS ; 2: set the AT+DATACUT value.
783		-)))
784		-* (((
785		-LL:  The length of AT+COMMAND or AT+DATACUT command
786		-)))
787		-* (((
788		-XX XX XX XX: AT+COMMAND or AT+DATACUT command
789		-)))
790		-* (((
791		-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.
792		-)))
	619	+* MM: the ATCOMMAND or AT+DATACUT to be set. Value from 01 ~~ 0F,
	620	+* NN: 0: no CRC; 1: add CRC-16/MODBUS ; 2: set the AT+DATACUT value.
	621	+* LL: The length of AT+COMMAND or AT+DATACUT command
	622	+* XX XX XX XX: AT+COMMAND or AT+DATACUT command
	623	+* 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.
793	793
794		-(((
795		-
	625	+Example:
796	796
797		-**Example:**
798		-)))
	627	+**AF 03 01 06 0A 05 00 04 00 01 00**: Same as AT+COMMAND3=0A 05 00 04 00 01,1
799	799
800		-(((
801		-(% 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
802		-)))
	629	+**AF 03 02 06 10 01 05 06 09 0A 00**: Same as AT+DATACUT3=**16**,**1**,**5+6+9+10**
803	803
804		-(((
805		-(% 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**
806		-)))
	631	+**AF 03 02 06 0B 02 05 07 08 0A 00**: Same as AT+DATACUT3=**11**,**2**,**5~~7+8~~10**
807	807
808		-(((
809		-(% 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**
810		-)))
811	811
	634	+0xAB downlink command can be used for set AT+SEARCHx
812	812
	636	+Example: **AB aa 01 03 xx xx xx** (03 here means there are total 3 bytes after 03) So
813	813
	638	+* AB aa 01 03 xx xx xx  same as AT+SEARCHaa=1,xx xx xx
	639	+* 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
814	814
815		-==== (% style="color:blue" %)**Fast command to handle MODBUS device**(%%) ====
	641	+**AB aa 02 03 xx xx xx 02 yy yy**  same as **AT+SEARCHaa=2,xx xx xx+yy yy**
816	816
817		-(((
818		-**AT+MBFUN** is valid since v1.3 firmware version. The command is for fast configure to read Modbus devices. It is only valid for the devices which follow the [[MODBUS-RTU protocol>>url:https://www.modbustools.com/modbus.html]].
819		-)))
820	820
821		-(((
822		-This command is valid since v1.3 firmware version
823		-)))
	644	+==== Fast command to handle MODBUS device ====
824	824
825		-(((
826		-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.
827		-)))
	646	+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]].
828	828
829		-(((
830		-
831		-)))
	648	+This command is valid since v1.3 firmware version
832	832
833		-(((
834		-**Example:**
835		-)))
836	836
837		-* (((
838		-AT+MBFUN=1 and AT+DATACUT1/AT+DATACUT2  are not configure (0,0,0). So RS485-LN.
839		-)))
840		-* (((
841		-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.
842		-)))
843		-* (((
844		-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.
	651	+AT+MBFUN has only two value:
845	845
846		-
847		-)))
	653	+* AT+MBFUN=1: Enable Modbus reading. And get response base on the MODBUS return
848	848
849		-(% aria-label="image-20220602165351-6.png image widget" contenteditable="false" role="region" tabindex="-1" %)[[image:image-20220602165351-6.png||data-widget="image"]](% title="Click and drag to resize" %)​
	655	+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.
850	850
851		-(% aria-label="image-20220602165351-7.png image widget" contenteditable="false" role="region" tabindex="-1" %)[[image:image-20220602165351-7.png||data-widget="image"]](% title="Click and drag to resize" %)​
	657	+* AT+MBFUN=0: Disable Modbus fast reading.
852	852
	659	+Example:
853	853
	661	+* AT+MBFUN=1 and AT+DATACUT1/AT+DATACUT2 are not configure (0,0,0).
	662	+* 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.
	663	+* 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.
854	854
	665	+[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image025.png]]
855	855
856		-==== (% style="color:blue" %)**RS485 command timeout**(%%) ====
857	857
858		-(((
859		-Some Modbus device has slow action to send replies. This command is used to configure the RS485-LN to use longer time to wait for their action.
860		-)))
	668	+[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image026.png]]
861	861
862		-(((
863		-Default value: 0, range:  0 ~~ 65 seconds
864		-)))
865	865
866		-* (((
867		-(% style="color:#037691" %)** AT Command:**
	671	+* Downlink Commands:
868	868
869		-**AT+CMDDLaa=hex(bb cc)*1000**
870		-)))
	673	+A9 aa -à Same as AT+MBFUN=aa
871	871
872		-(((
873		-
874	874
875		-**Example:**
876		-)))
	676	+==== RS485 command timeout ====
877	877
878		-(((
879		-**AT+CMDDL1=1000** to send the open time to 1000ms
880		-)))
	678	+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.
881	881
882		-(((
883		-
884		-)))
	680	+Default value: 0, range:  0 ~~ 5 seconds
885	885
886		-* (((
887		-(% style="color:#037691" %)** Downlink Payload:**
888		-)))
889	889
890		-(((
891		-**0x AA aa bb cc**
892		-)))
	683	+* AT Command:
893	893
894		-(((
895		-Same as: AT+CMDDLaa=hex(bb cc)*1000
896		-)))
	685	+AT+CMDDLaa=hex(bb cc)
897	897
898		-(((
899		-**Example:**
900		-)))
	687	+Example:
901	901
902		-(((
903		-**0xAA 01 00 01**  ~-~-> Same as  **AT+CMDDL1=1000 ms**
904		-)))
	689	+**AT+CMDDL1=1000** to send the open time to 1000ms
905	905
906	906
	692	+* Downlink Payload:
907	907
	694	+0x AA aa bb cc
908	908
909		-==== (% style="color:blue" %)**Uplink payload mode**(%%) ====
	696	+Same as: AT+CMDDLaa=hex(bb cc)
910	910
911		-(((
912		-Define to use one uplink or multiple uplinks for the sampling.
913		-)))
	698	+ Example:
914	914
915		-(((
916		-The use of this command please see: [[Compose Uplink payload>>||anchor="H3.3.4Composetheuplinkpayload"]]
	700	+ 0xAA 01 03 E8  à Same as **AT+CMDDL1=1000 ms**
917	917
918		-
919		-)))
920	920
921		-* (((
922		-(% style="color:#037691" %)** AT Command:**
923		-)))
	703	+==== [[Uplink>>path:#downlink_A8]] payload mode ====
924	924
925		-**AT+DATAUP=0**
	705	+Define to use one uplink or multiple uplinks for the sampling.
926	926
927		-**AT+DATAUP=1**
	707	+The use of this command please see: [[Compose Uplink payload>>path:#DataUP]]
928	928
	709	+* AT Command:
929	929
930		-* (((
931		-(% style="color:#037691" %)** Downlink Payload:**
932		-)))
	711	+AT+DATAUP=0
933	933
934		-(((
935		-**0xAD 00**  **~-~->** Same as AT+DATAUP=0
936		-)))
	713	+AT+DATAUP=1
937	937
938		-(((
939		-**0xAD 01**  **~-~->** Same as AT+DATAUP=1
940		-)))
941	941
	716	+* Downlink Payload:
942	942
	718	+0xAD 00   à Same as AT+DATAUP=0
943	943
	720	+0xAD 01   à Same as AT+DATAUP=1
944	944
945		-==== (% style="color:blue" %)**Manually trigger an Uplink**(%%) ====
946	946
947		-(((
	723	+==== Manually trigger an Uplink ====
	724	+
948	948	Ask device to send an uplink immediately.
949		-)))
950	950
951		-* (((
952		-(% style="color:#037691" %)** AT Command:**
953		-)))
	727	+* Downlink Payload:
954	954
955		-(((
956		-No AT Command for this, user can press the [[ACT button>>||anchor="H3.7Buttons"]] for 1 second for the same.
957		-)))
	729	+0x08 FF, RS485-BL will immediately send an uplink.
958	958
959		-(((
960		-
961		-)))
962	962
963		-* (((
964		-(% style="color:#037691" %)** Downlink Payload:**
965		-)))
	732	+==== Clear RS485 Command ====
966	966
967		-(((
968		-**0x08 FF**, RS485-LN will immediately send an uplink.
969		-)))
970		-
971		-
972		-
973		-
974		-==== (% style="color:blue" %)**Clear RS485 Command**(%%) ====
975		-
976		-(((
977	977	The AT+COMMANDx and AT+DATACUTx settings are stored in special location, user can use below command to clear them.
978	978
979		-
980		-)))
981	981
982		-* (((
983		-(% style="color:#037691" %)** AT Command:**
984		-)))
	737	+* AT Command:
985	985
986		-(((
987	987	**AT+CMDEAR=mm,nn**   mm: start position of erase ,nn: stop position of erase
988		-)))
989	989
990		-(((
991	991	Etc. AT+CMDEAR=1,10 means erase AT+COMMAND1/AT+DATACUT1 to AT+COMMAND10/AT+DATACUT10
992		-)))
993	993
994		-(((
995	995	Example screen shot after clear all RS485 commands.
996		-)))
997	997
998		-(((
999		-
1000		-)))
1001	1001
1002		-(((
	746	+
1003	1003	The uplink screen shot is:
1004		-)))
1005	1005
1006		-(% 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" %)​
	749	+[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image023.png]]
1007	1007
1008	1008
1009		-* (((
1010		-(% style="color:#037691" %)** Downlink Payload:**
1011		-)))
	752	+* Downlink Payload:
1012	1012
1013		-(((
1014		-**0x09 aa bb** same as AT+CMDEAR=aa,bb
1015		-)))
	754	+0x09 aa bb same as AT+CMDEAR=aa,bb
1016	1016
1017	1017
	757	+==== Set Serial Communication Parameters ====
1018	1018
1019		-
1020		-==== (% style="color:blue" %)**Set Serial Communication Parameters**(%%) ====
1021		-
1022		-(((
1023	1023	Set the Rs485 serial communication parameters:
1024		-)))
1025	1025
1026		-* (((
1027		-(% style="color:#037691" %)** AT Command:**
1028		-)))
	761	+* AT Command:
1029	1029
1030		-(((
1031		-
	763	+Set Baud Rate:
1032	1032
1033		-* Set Baud Rate
1034		-)))
	765	+AT+BAUDR=9600    ~/~/ Options: (1200,2400,4800,14400,19200,115200)
1035	1035
1036		-**AT+BAUDR=9600**    ~/~/ Options: (1200,2400,4800,14400,19200,115200)
1037	1037
	768	+Set UART parity
1038	1038
1039		-(((
1040		-* Set UART Parity
1041		-)))
	770	+AT+PARITY=0    ~/~/ Option: 0: no parity, 1: odd parity, 2: even parity
1042	1042
1043		-**AT+PARITY=0**    ~/~/ Option: 0: no parity, 1: odd parity, 2: even parity
1044	1044
	773	+Set STOPBIT
1045	1045
1046		-(((
1047		-* Set STOPBIT
1048		-)))
	775	+AT+STOPBIT=0    ~/~/ Option: 0 for 1bit; 1 for 1.5 bit ; 2 for 2 bits
1049	1049
1050		-**AT+STOPBIT=0**    ~/~/ Option: 0 for 1bit; 1 for 1.5 bit ; 2 for 2 bits
1051	1051
	778	+* Downlink Payload:
1052	1052
	780	+A7 01 aa bb: Same  AT+BAUDR=hex(aa bb)*100
1053	1053
1054		-* (((
1055		-(% style="color:#037691" %)** Downlink Payload:**
1056		-)))
	782	+Example:
1057	1057
1058		-(((
1059		-**A7 01 aa bb**:  Same  AT+BAUDR=hex(aa bb)*100
1060		-)))
	784	+* A7 01 00 60   same as AT+BAUDR=9600
	785	+* A7 01 04 80  same as AT+BAUDR=115200
1061	1061
1062		-(((
1063		-**Example:**
1064		-)))
	787	+A7 02 aa: Same as  AT+PARITY=aa  (aa value: 00 , 01 or 02)
1065	1065
1066		-* (((
1067		-A7 01 00 60   same as AT+BAUDR=9600
1068		-)))
1069		-* (((
1070		-A7 01 04 80  same as AT+BAUDR=115200
1071		-)))
	789	+A7 03 aa: Same as  AT+STOPBIT=aa  (aa value: 00 , 01 or 02)
1072	1072
1073		-(((
1074		-A7 02 aa:  Same as  AT+PARITY=aa  (aa value: 00 , 01 or 02)
1075		-)))
1076	1076
1077		-(((
1078		-A7 03 aa:  Same as  AT+STOPBIT=aa  (aa value: 00 , 01 or 02)
1079		-)))
	792	+==== Control output power duration ====
1080	1080
	794	+User can set the output power duration before each sampling.
1081	1081
	796	+* AT Command:
1082	1082
	798	+Example:
1083	1083
1084		-== 3.6 Listening mode for RS485 network ==
	800	+AT+3V3T=1000 ~/~/ 3V3 output power will open 1s before each sampling.
1085	1085
1086		-(((
1087		-This feature support since firmware v1.4
1088		-)))
	802	+AT+5VT=1000 ~/~/ +5V output power will open 1s before each sampling.
1089	1089
1090		-(((
1091		-RS485-LN supports listening mode, it can listen the RS485 network packets and send them via LoRaWAN uplink. Below is the structure. The blue arrow shows the RS485 network packets to RS485-LN.
1092		-)))
1093	1093
1094		-(% aria-label="image-20220602171200-8.png image widget" contenteditable="false" role="region" tabindex="-1" %)[[image:image-20220602171200-8.png||data-widget="image" height="567" width="1007"]](% style="background-image:url(http://wiki.dragino.com/xwiki/webjars/wiki%3Axwiki/application-ckeditor-webjar/1.61/plugins/widget/images/handle.png); background:rgba(220,220,220,0.5); display:none" %)[[image:data:image/gif;base64,R0lGODlhAQABAPABAP///wAAACH5BAEKAAAALAAAAAABAAEAAAICRAEAOw==||draggable="true" height="15" role="presentation" title="Click and drag to move" width="15"]](% title="Click and drag to resize" %)​
	805	+* LoRaWAN Downlink Command:
1095	1095
1096		-(((
1097		-To enable the listening mode, use can run the command AT+RXMODE.
1098		-)))
	807	+07 01 aa bb  Same as AT+5VT=(aa bb)
1099	1099
1100		-(((
1101		-
1102		-)))
	809	+07 02 aa bb  Same as AT+3V3T=(aa bb)
1103	1103
1104		-(% border="1" cellspacing="10" style="background-color:#ffffcc; width:500px" %)
1105		-|=(% style="width: 100px;" %)(((
1106		-**Command example**
1107		-)))|=(% style="width: 400px;" %)(((
1108		-**Function**
1109		-)))
1110		-|(% style="width:100px" %)(((
1111		-AT+RXMODE=1,10
1112		-)))|(% style="width:400px" %)(((
1113		-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.
1114		-)))
1115		-|(% style="width:100px" %)(((
1116		-AT+RXMODE=2,500
1117		-)))|(% style="width:400px" %)(((
1118		-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
1119		-)))
1120		-|(% style="width:100px" %)(((
1121		-AT+RXMODE=0,0
1122		-)))|(% style="width:400px" %)(((
1123		-Disable listening mode. This is the default settings.
1124		-)))
1125		-|(% style="width:100px" %)(((
1126		-
1127		-)))|(% style="width:400px" %)(((
1128		-A6 aa bb cc  same as AT+RXMODE=aa,(bb<<8 | cc)
1129		-)))
1130	1130
1131		-(((
1132		-(% style="color:#037691" %)** Downlink Command:**
1133		-)))
1134	1134
1135		-(((
1136		-**0xA6 aa bb cc ** same as AT+RXMODE=aa,(bb<<8 | cc)
1137		-)))
1138	1138
1139		-(((
1140		-
1141		-)))
	814	+1.
	815	+11. Buttons
1142	1142
1143		-(((
1144		-**Example**:
1145		-)))
	817	+|**Button**|**Feature**
	818	+|**RST**|Reboot RS485-BL
1146	1146
1147		-(((
1148		-The RS485-LN is set to AT+RXMODE=2,1000
1149		-)))
	820	+1.
	821	+11. +3V3 Output
1150	1150
1151		-(((
1152		-There is a two Modbus commands in the RS485 network as below:
1153		-)))
	823	+RS485-BL has a Controllable +3V3 output, user can use this output to power external sensor.
1154	1154
1155		-(((
1156		-The Modbus master send a command: (% style="background-color:#ffc000" %)01 03 00 00 00 02 c4 0b
1157		-)))
	825	+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.
1158	1158
1159		-(((
1160		-And Modbus slave reply with: (% style="background-color:green" %)01 03 04 00 00 00 00 fa 33
1161		-)))
1162	1162
1163		-(((
1164		-RS485-LN will capture both and send the uplink: (% style="background-color:#ffc000" %)01 03 00 00 00 02 c4 0b  (% style="background-color:green" %)01 03 04 00 00 00 00 fa 33
1165		-)))
	828	+The +3V3 output time can be controlled by AT Command.
1166	1166
1167		-(((
1168		-(% 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" %)​
1169		-)))
	830	+**AT+3V3T=1000**
1170	1170
1171		-(((
1172		-
1173		-)))
	832	+Means set +3v3 valid time to have 1000ms. So, the real +3v3 output will actually have 1000ms + sampling time for other sensors.
1174	1174
1175		-(((
1176		-(((
1177		-(% style="color:red" %)Notice: Listening mode can work with the default polling mode of RS485-LN. When RS485-LN is in to send the RS485 commands (from AT+COMMANDx), the listening mode will be interrupt for a while.
1178		-)))
1179		-)))
1180	1180
	835	+By default, the AT+3V3T=0. This is a special case, means the +3V3 output is always on at any time
1181	1181
1182		-== 3.7 Buttons ==
1183	1183
	838	+1.
	839	+11. +5V Output
1184	1184
1185		-(% border="1" cellspacing="10" style="background-color:#f7faff; width:430px" %)
1186		-|=(% style="width: 50px;" %)**Button**|=(% style="width: 361px;" %)**Feature**
1187		-|(% style="width:50px" %)**ACT**|(% style="width:361px" %)If RS485 joined in network, press this button for more than 1 second, RS485 will upload a packet, and the SYS LED will give a (% style="color:blue" %)**Blue blink**
1188		-|(% style="width:50px" %)**RST**|(% style="width:361px" %)Reboot RS485
1189		-|(% style="width:50px" %)**PRO**|(% style="width:361px" %)Use for upload image, see [[How to Update Image>>||anchor="H6.1Howtoupgradetheimage3F"]]
	841	+RS485-BL has a Controllable +5V output, user can use this output to power external sensor.
1190	1190
1191		-== 3.8 LEDs ==
	843	+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	1192
1193	1193
1194		-(% border="1" cellspacing="10" style="background-color:#f7faff; width:430px" %)
1195		-|=(% style="width: 50px;" %)**LEDs**|=(% style="width: 380px;" %)**Feature**
1196		-|**PWR**|Always on if there is power
1197		-|**SYS**|After device is powered on, the SYS will (% style="color:green" %)**fast blink in GREEN**(%%) for 5 times, means RS485-LN start to join LoRaWAN network. If join success, SYS will be (% style="color:green" %)**on GREEN for 5 seconds** (%%)**. **SYS will (% style="color:green" %)**blink Blue**(%%) on every upload and (% style="color:green" %)**blink Green**(%%) once receive a downlink message.
	846	+The 5V output time can be controlled by AT Command.
1198	1198
1199		-= 4. Case Study =
	848	+**AT+5VT=1000**
1200	1200
1201		-User can check this URL for some case studies: [[APP RS485 COMMUNICATE WITH SENSORS>>doc:Main.Application Note \: Communicate with Different Sensors ----- RS485-LN RS485-BL.WebHome]]
	850	+Means set 5V valid time to have 1000ms. So, the real 5V output will actually have 1000ms + sampling time for other sensors.
1202	1202
1203	1203
1204		-= 5. Use AT Command =
	853	+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.
1205	1205
1206		-== 5.1 Access AT Command ==
1207	1207
1208		-(((
1209		-RS485-LN supports AT Command set. User can use a USB to TTL adapter plus the 3.5mm Program Cable to connect to RS485-LN to use AT command, as below.
1210		-)))
1211	1211
1212		-(% aria-label="1654162355560-817.png image widget" contenteditable="false" role="region" tabindex="-1" %)[[image:1654162355560-817.png||data-widget="image"]](% style="background-image:url(http://wiki.dragino.com/xwiki/webjars/wiki%3Axwiki/application-ckeditor-webjar/1.61/plugins/widget/images/handle.png); background:rgba(220,220,220,0.5); display:none" %)[[image:data:image/gif;base64,R0lGODlhAQABAPABAP///wAAACH5BAEKAAAALAAAAAABAAEAAAICRAEAOw==||draggable="true" height="15" role="presentation" title="Click and drag to move" width="15"]](% title="Click and drag to resize" %)​
1213	1213
	858	+1.
	859	+11. LEDs
1214	1214
1215		-(((
1216		-In PC, User needs to set (% style="color:blue" %)**serial tool**(%%)(such as [[putty>>url:https://www.chiark.greenend.org.uk/~~sgtatham/putty/latest.html]], SecureCRT) baud rate to (% style="color:green" %)**9600**(%%) to access to access serial console of RS485-LN. The default password is 123456. Below is the output for reference:
1217		-)))
	861	+|**LEDs**|**Feature**
	862	+|**LED1**|Blink when device transmit a packet.
1218	1218
1219		-(% aria-label="1654162368066-342.png image widget" contenteditable="false" role="region" tabindex="-1" %)[[image:1654162368066-342.png||data-widget="image"]](% style="background-image:url(http://wiki.dragino.com/xwiki/webjars/wiki%3Axwiki/application-ckeditor-webjar/1.61/plugins/widget/images/handle.png); background:rgba(220,220,220,0.5); display:none" %)[[image:data:image/gif;base64,R0lGODlhAQABAPABAP///wAAACH5BAEKAAAALAAAAAABAAEAAAICRAEAOw==||draggable="true" height="15" role="presentation" title="Click and drag to move" width="15"]](% title="Click and drag to resize" %)​
	864	+1.
	865	+11. Switch Jumper
1220	1220
	867	+|**Switch Jumper**|**Feature**
	868	+|**SW1**|(((
	869	+ISP position: Upgrade firmware via UART
1221	1221
1222		-(((
1223		-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/]]
	871	+Flash position: Configure device, check running status.
1224	1224	)))
	873	+|**SW2**|(((
	874	+5V position: set to compatible with 5v I/O.
1225	1225
	876	+3.3v position: set to compatible with 3.3v I/O.,
	877	+)))
1226	1226
	879	++3.3V: is always ON
1227	1227
1228		-== 5.2 Common AT Command Sequence ==
	881	++5V: Only open before every sampling. The time is by default, it is AT+5VT=0.  Max open time. 5000 ms.
1229	1229
	883	+1. Case Study
1230	1230
1231		-=== 5.2.1 Multi-channel ABP mode (Use with SX1301/LG308) ===
	885	+User can check this URL for some case studies.
1232	1232
1233		-If device has not joined network yet:
	887	+[[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]]
1234	1234
1235		-* (% style="color:#037691" %)**AT+FDR**
1236		-* (% style="color:#037691" %)**AT+NJM=0**
1237		-* (% style="color:#037691" %)**ATZ**
1238	1238
1239		-(((
1240		-
1241	1241
1242		-If device already joined network:
1243	1243
1244		-* (% style="color:#037691" %)**AT+NJM=0**
1245		-* (% style="color:#037691" %)**ATZ**
	892	+1. Use AT Command
	893	+11. Access AT Command
1246	1246
1247		-
1248		-)))
	895	+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.
1249	1249
	897	+[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image027.png]]
1250	1250
1251		-=== 5.5.2 Single-channel ABP mode (Use with LG01/LG02) ===
1252	1252
	900	+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:
1253	1253
1254		-(% style="background-color:#dcdcdc" %)**AT+FDR** (%%) Reset Parameters to Factory Default, Keys Reserve
	902	+[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image028.png]]
1255	1255
1256		-(% style="background-color:#dcdcdc" %)**AT+NJM=0 **(%%) Set to ABP mode
1257	1257
1258		-(% style="background-color:#dcdcdc" %)**AT+ADR=0** (%%) Set the Adaptive Data Rate Off
1259	1259
1260		-(% style="background-color:#dcdcdc" %)**AT+DR=5**   (%%) Set Data Rate
	906	+More detail AT Command manual can be found at [[AT Command Manual>>path:#AT_COMMAND]]
1261	1261
1262		-(% style="background-color:#dcdcdc" %)**AT+TDC=60000** (%%) Set transmit interval to 60 seconds
1263	1263
1264		-(% style="background-color:#dcdcdc" %)**AT+CHS=868400000**(%%)  Set transmit frequency to 868.4Mhz
1265	1265
1266		-(% style="background-color:#dcdcdc" %)**AT+RX2FQ=868400000** (%%) Set RX2Frequency to 868.4Mhz (according to the result from server)
	910	+1.
	911	+11. Common AT Command Sequence
	912	+111. Multi-channel ABP mode (Use with SX1301/LG308)
1267	1267
1268		-(% style="background-color:#dcdcdc" %)**AT+RX2DR=5**  (%%) Set RX2DR to match the downlink DR from server. see below
	914	+If device has not joined network yet:
1269	1269
1270		-(% 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.
	916	+AT+FDR
1271	1271
1272		-(% style="background-color:#dcdcdc" %)**ATZ**       (%%) Reset MCU
	918	+AT+NJM=0
1273	1273
	920	+ATZ
1274	1274
1275		-(% style="color:red" %)**Note:**
1276	1276
1277		-(((
1278		-(% style="color:red" %)1. Make sure the device is set to ABP mode in the IoT Server.
1279		-2. Make sure the LG01/02 gateway RX frequency is exactly the same as AT+CHS setting.
1280		-3. Make sure SF / bandwidth setting in LG01/LG02 match the settings of AT+DR. refer [[this link>>url:http://www.dragino.com/downloads/index.php?dir=LoRa_Gateway/&file=LoRaWAN%201.0.3%20Regional%20Parameters.xlsx]] to see what DR means.
1281		-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
1282		-)))
	923	+If device already joined network:
1283	1283
1284		-(% aria-label="1654162478620-421.png image widget" contenteditable="false" role="region" tabindex="-1" %)[[image:1654162478620-421.png||data-widget="image"]](% style="background-image:url(http://wiki.dragino.com/xwiki/webjars/wiki%3Axwiki/application-ckeditor-webjar/1.61/plugins/widget/images/handle.png); background:rgba(220,220,220,0.5); display:none" %)[[image:data:image/gif;base64,R0lGODlhAQABAPABAP///wAAACH5BAEKAAAALAAAAAABAAEAAAICRAEAOw==||draggable="true" height="15" role="presentation" title="Click and drag to move" width="15"]](% title="Click and drag to resize" %)​
	925	+AT+NJM=0
1285	1285
	927	+ATZ
1286	1286
1287		-= 6. FAQ =
	929	+1.
	930	+11.
	931	+111. Single-channel ABP mode (Use with LG01/LG02)
1288	1288
1289		-== 6.1 How to upgrade the image? ==
	933	+AT+FDR   Reset Parameters to Factory Default, Keys Reserve
1290	1290
1291		-(((
1292		-The RS485-LN LoRaWAN Controller is shipped with a 3.5mm cable, the cable is used to upload image to RS485-LN to:
1293		-)))
	935	+AT+NJM=0 Set to ABP mode
1294	1294
1295		-* (((
1296		-Support new features
1297		-)))
1298		-* (((
1299		-For bug fix
1300		-)))
1301		-* (((
1302		-Change LoRaWAN bands.
1303		-)))
	937	+AT+ADR=0 Set the Adaptive Data Rate Off
1304	1304
1305		-(((
1306		-Below shows the hardware connection for how to upload an image to RS485-LN:
1307		-)))
	939	+AT+DR=5  Set Data Rate
1308	1308
1309		-(% aria-label="1654162535040-878.png image widget" contenteditable="false" role="region" tabindex="-1" %)[[image:1654162535040-878.png||data-widget="image"]](% style="background-image:url(http://wiki.dragino.com/xwiki/webjars/wiki%3Axwiki/application-ckeditor-webjar/1.61/plugins/widget/images/handle.png); background:rgba(220,220,220,0.5); display:none" %)[[image:data:image/gif;base64,R0lGODlhAQABAPABAP///wAAACH5BAEKAAAALAAAAAABAAEAAAICRAEAOw==||draggable="true" height="15" role="presentation" title="Click and drag to move" width="15"]](% title="Click and drag to resize" %)​
	941	+AT+TDC=60000  Set transmit interval to 60 seconds
1310	1310
1311		-(((
1312		-(% style="color:blue" %)**Step1**(%%)**:** Download [[flash loader>>url:https://www.st.com/content/st_com/en/products/development-tools/software-development-tools/stm32-software-development-tools/stm32-programmers/flasher-stm32.html]].
1313		-)))
	943	+AT+CHS=868400000 Set transmit frequency to 868.4Mhz
1314	1314
1315		-(((
1316		-(% style="color:blue" %)**Step2**(%%)**:** Download the [[LT Image files>>url:http://www.dragino.com/downloads/index.php?dir=LT_LoRa_IO_Controller/LT33222-L/image/]].
1317		-)))
	945	+AT+RX2FQ=868400000 Set RX2Frequency to 868.4Mhz (according to the result from server)
1318	1318
1319		-(((
1320		-(% style="color:blue" %)**Step3**(%%)**: **Open flashloader; choose the correct COM port to update.
1321		-)))
	947	+AT+RX2DR=5  Set RX2DR to match the downlink DR from server. see below
1322	1322
1323		-(((
1324		-(((
1325		-(((
1326		-(% 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.
1327		-)))
1328		-)))
1329		-)))
	949	+AT+DADDR=26 01 1A F1 Set Device Address to 26 01 1A F1, this ID can be found in the LoRa Server portal.
1330	1330
	951	+ATZ          Reset MCU
1331	1331
1332		-(% 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" %)​
	953	+**Note:**
1333	1333
	955	+1. Make sure the device is set to ABP mode in the IoT Server.
	956	+1. Make sure the LG01/02 gateway RX frequency is exactly the same as AT+CHS setting.
	957	+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.
	958	+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
1334	1334
1335		-(% 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" %)​
	960	+[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image029.png]]
1336	1336
1337	1337
1338		-(% aria-label="image-20220602175912-14.png image widget" contenteditable="false" role="region" tabindex="-1" %)[[image:image-20220602175912-14.png||data-widget="image"]](% style="background-image:url(http://wiki.dragino.com/xwiki/webjars/wiki%3Axwiki/application-ckeditor-webjar/1.61/plugins/widget/images/handle.png); background:rgba(220,220,220,0.5); display:none" %)[[image:data:image/gif;base64,R0lGODlhAQABAPABAP///wAAACH5BAEKAAAALAAAAAABAAEAAAICRAEAOw==||draggable="true" height="15" role="presentation" title="Click and drag to move" width="15"]](% title="Click and drag to resize" %)​
	963	+1. FAQ
	964	+11. How to upgrade the image?
1339	1339
	966	+The RS485-BL LoRaWAN Controller is shipped with a 3.5mm cable, the cable is used to upload image to RS485-BL to:
1340	1340
1341		-(% style="color:red" %)**Notice**: In case user has lost the program cable. User can hand made one from a 3.5mm cable. The pin mapping is:
	968	+* Support new features
	969	+* For bug fix
	970	+* Change LoRaWAN bands.
1342	1342
1343		-(% aria-label="image-20220602175638-10.png image widget" contenteditable="false" role="region" tabindex="-1" %)[[image:image-20220602175638-10.png||data-widget="image"]](% style="background-image:url(http://wiki.dragino.com/xwiki/webjars/wiki%3Axwiki/application-ckeditor-webjar/1.61/plugins/widget/images/handle.png); background:rgba(220,220,220,0.5); display:none" %)[[image:data:image/gif;base64,R0lGODlhAQABAPABAP///wAAACH5BAEKAAAALAAAAAABAAEAAAICRAEAOw==||draggable="true" height="15" role="presentation" title="Click and drag to move" width="15"]](% title="Click and drag to resize" %)​
	972	+Below shows the hardware connection for how to upload an image to RS485-BL:
1344	1344
	974	+[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image030.png]]
1345	1345
1346		-== 6.2 How to change the LoRa Frequency Bands/Region? ==
	976	+**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]].
1347	1347
1348		-User can follow the introduction for [[how to upgrade image>>||anchor="H6.1Howtoupgradetheimage3F"]]. When download the images, choose the required image file for download.
	978	+**Step2**: Download the [[LT Image files>>url:http://www.dragino.com/downloads/index.php?dir=LT_LoRa_IO_Controller/LT33222-L/image/]].
1349	1349
	980	+**Step3: **Open flashloader; choose the correct COM port to update.
1350	1350
1351		-== 6.3 How many RS485-Slave can RS485-LN connects? ==
1352	1352
1353		-The RS485-LN can support max 32 RS485 devices. Each uplink command of RS485-LN can support max 16 different RS485 command. So RS485-LN can support max 16 RS485 devices pre-program in the device for uplink. For other devices no pre-program, user can use the [[downlink message (type code 0xA8) to poll their info>>||anchor="H3.3.3Configurereadcommandsforeachsampling"]].
	983	+|(((
	984	+HOLD PRO then press the RST button, SYS will be ON, then click next
	985	+)))
1354	1354
	987	+|(((
	988	+Board detected
	989	+)))
1355	1355
1356		-== 6.4 Compatible question to ChirpStack and TTI LoRaWAN server ? ==
	991	+|(((
	992	+
	993	+)))
1357	1357
1358		-When user need to use with ChirpStack or TTI. Please set AT+RPL=4.
	995	+[[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]]
1359	1359
1360		-Detail info check this link: [[Set Packet Receiving Response Level>>doc:Main.End Device AT Commands and Downlink Command.WebHome||anchor="H7.23SetPacketReceivingResponseLevel"]]
1361	1361
1362	1362
1363		-= 7. Trouble Shooting =
	999	+[[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]]
1364	1364
1365		-== 7.1 Downlink doesn’t work, how to solve it? ==
1366	1366
1367		-Please see this link for debug: [[LoRaWAN Communication Debug>>doc:Main.LoRaWAN Communication Debug.WebHome]]
	1002	+[[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]]
1368	1368
1369	1369
1370		-== 7.2 Why I can’t join TTN V3 in US915 /AU915 bands? ==
	1005	+1.
	1006	+11. How to change the LoRa Frequency Bands/Region?
1371	1371
1372		-It might about the channels mapping. Please see for detail: [[Notice of Frequency band>>doc:Main.LoRaWAN Communication Debug.WebHome||anchor="H2.NoticeofUS9152FCN4702FAU915Frequencyband"]]
	1008	+User can follow the introduction for [[how to upgrade image>>path:#upgrade_image]]. When download the images, choose the required image file for download.
1373	1373
1374	1374
1375		-= 8. Order Info =
1376	1376
1377		-(% style="color:blue" %)**Part Number: RS485-LN-XXX**
	1012	+1.
	1013	+11. How many RS485-Slave can RS485-BL connects?
1378	1378
1379		-(% style="color:blue" %)**XXX:**
	1015	+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]].
1380	1380
1381		-* (% style="color:red" %)**EU433**(%%):  frequency bands EU433
1382		-* (% style="color:red" %)**EU868**(%%):  frequency bands EU868
1383		-* (% style="color:red" %)**KR920**(%%):  frequency bands KR920
1384		-* (% style="color:red" %)**CN470**(%%):  frequency bands CN470
1385		-* (% style="color:red" %)**AS923**(%%):  frequency bands AS923
1386		-* (% style="color:red" %)**AU915**(%%):  frequency bands AU915
1387		-* (% style="color:red" %)**US915**(%%):  frequency bands US915
1388		-* (% style="color:red" %)**IN865**(%%):  frequency bands IN865
1389		-* (% style="color:red" %)**RU864**(%%):  frequency bands RU864
1390		-* (% style="color:red" %)**KZ865**(%%):  frequency bands KZ865
1391	1391
1392		-= 9.Packing Info =
1393	1393
1394	1394
1395		-**Package Includes**:
	1020	+1. Trouble Shooting
	1021	+11. Downlink doesn’t work, how to solve it?
1396	1396
1397		-* RS485-LN x 1
1398		-* Stick Antenna for LoRa RF part x 1
1399		-* Program cable x 1
	1023	+Please see this link for debug:
1400	1400
1401		-**Dimension and weight**:
	1025	+[[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]]
1402	1402
1403		-* Device Size: 13.5 x 7 x 3 cm
1404		-* Device Weight: 105g
1405		-* Package Size / pcs : 14.5 x 8 x 5 cm
1406		-* Weight / pcs : 170g
1407	1407
1408		-= 10. FCC Caution for RS485LN-US915 =
1409	1409
1410		-(((
1411		-Any Changes or modifications not expressly approved by the party responsible for compliance could void the user's authority to operate the equipment.
1412		-)))
	1029	+1.
	1030	+11. Why I can’t join TTN V3 in US915 /AU915 bands?
1413	1413
1414		-(((
1415		-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.
1416		-)))
	1032	+It might about the channels mapping. Please see for detail.
1417	1417
1418		-(((
1419		-
1420		-)))
	1034	+[[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]]
1421	1421
1422		-(((
1423		-(% style="color:red" %)**IMPORTANT NOTE:**
1424		-)))
1425	1425
1426		-(((
1427		-**Note: **This equipment has been tested and found to comply with the limits for a Class B digital device, pursuant to part 15 of the FCC Rules. These limits are designed to provide reasonable protection against harmful interference in a residential installation. This equipment generates, uses and can radiate radio frequency energy and, if not installed and used in accordance with the instructions, may cause harmful interference to radio communications. However, there is no guarantee that interference will not occur in a particular installation. If this equipment does cause harmful interference to radio or television reception, which can be determined by turning the equipment off and on, the user is encouraged to try to correct the interference by one or more of the following measures:
1428		-)))
1429	1429
1430		-(((
1431		-—Reorient or relocate the receiving antenna.
1432		-)))
	1038	+1. Order Info
1433	1433
1434		-(((
1435		-—Increase the separation between the equipment and receiver.
1436		-)))
	1040	+**Part Number: RS485-BL-XXX**
1437	1437
1438		-(((
1439		-—Connect the equipment into an outlet on a circuit different from that to which the receiver is connected.
1440		-)))
	1042	+**XXX:**
1441	1441
1442		-(((
1443		-—Consult the dealer or an experienced radio/TV technician for help.
1444		-)))
	1044	+* **EU433**: frequency bands EU433
	1045	+* **EU868**: frequency bands EU868
	1046	+* **KR920**: frequency bands KR920
	1047	+* **CN470**: frequency bands CN470
	1048	+* **AS923**: frequency bands AS923
	1049	+* **AU915**: frequency bands AU915
	1050	+* **US915**: frequency bands US915
	1051	+* **IN865**: frequency bands IN865
	1052	+* **RU864**: frequency bands RU864
	1053	+* **KZ865: **frequency bands KZ865
1445	1445
1446		-(((
1447		-
1448		-)))
	1055	+1. Packing Info
1449	1449
1450		-(((
1451		-(% style="color:red" %)**FCC Radiation Exposure Statement:**
1452		-)))
	1057	+**Package Includes**:
1453	1453
1454		-(((
1455		-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.
1456		-)))
	1059	+* RS485-BL x 1
	1060	+* Stick Antenna for LoRa RF part x 1
	1061	+* Program cable x 1
1457	1457
	1063	+**Dimension and weight**:
1458	1458
1459		-= 11. Support =
	1065	+* Device Size: 13.5 x 7 x 3 cm
	1066	+* Device Weight: 105g
	1067	+* Package Size / pcs : 14.5 x 8 x 5 cm
	1068	+* Weight / pcs : 170g
1460	1460
1461		-* (((
1462		-Support is provided Monday to Friday, from 09:00 to 18:00 GMT+8. Due to different timezones we cannot offer live support. However, your questions will be answered as soon as possible in the before-mentioned schedule.
1463		-)))
1464		-* (((
1465		-Provide as much information as possible regarding your enquiry (product models, accurately describe your problem and steps to replicate it etc) and send a mail to [[support@dragino.com>>url:file:///D:/市场资料/说明书/LoRa/LT系列/support@dragino.com]].
1466		-)))
	1070	+1. Support
	1071	+
	1072	+* 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.
	1073	+* 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
	1074	+
	1075	+[[support@dragino.com>>url:file:///D:/市场资料/说明书/LoRa/LT系列/support@dragino.com]]

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