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

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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	15	**Table of Contents:**
16	16
17		-{{toc/}}
18	18
19	19
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23		-)))
24	24
25	25
26		-
27		-
28		-
29		-
30		-
31	31	= 1.Introduction =
32	32
33		-
34	34	== 1.1 What is RS485-LN RS485 to LoRaWAN Converter ==
35	35
36	36	(((
37	37	(((
38		-(((
39		-
40		-
41	41	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.
42	42	)))
43		-)))
44	44
45	45	(((
46		-(((
47	47	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.
48	48	)))
49		-)))
50	50
51	51	(((
52		-(((
53	53	(% 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.
54	54	)))
55		-)))
56	56
57	57	(((
58		-(((
59	59	(% 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.
60		-)))
61	61
62		-(((
63	63	(% 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]]
64		-
65		-
66	66	)))
67	67	)))
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69	69
70		-(% aria-label="1653267211009-519.png image widget" contenteditable="false" role="region" tabindex="-1" %)[[image:1653267211009-519.png||data-widget="image" height="419" width="724"]](% style="background-image:url(http://wiki.dragino.com/xwiki/webjars/wiki%3Axwiki/application-ckeditor-webjar/1.61/plugins/widget/images/handle.png); background:rgba(220,220,220,0.5); display:none" %)[[image:data:image/gif;base64,R0lGODlhAQABAPABAP///wAAACH5BAEKAAAALAAAAAABAAEAAAICRAEAOw==||draggable="true" height="15" role="presentation" title="Click and drag to move" width="15"]](% title="Click and drag to resize" %)​
	39	+[[image:1653267211009-519.png||height="419" width="724"]]
71	71
72	72
73		-
74	74	== 1.2 Specifications ==
75	75
76	76
77		-(% style="color:#037691" %)**Hardware System:**
	45	+**Hardware System:**
78	78
79	79	* STM32L072CZT6 MCU
80	80	* SX1276/78 Wireless Chip
...	...	@@ -82,17 +82,13 @@
82	82	** Idle: 32mA@12v
83	83	** 20dB Transmit: 65mA@12v
84	84
	53	+**Interface for Model:**
85	85
86		-
87		-(% style="color:#037691" %)**Interface for Model:**
88		-
89	89	* RS485
90	90	* Power Input 7~~ 24V DC.
91	91
	58	+**LoRa Spec:**
92	92
93		-
94		-(% style="color:#037691" %)**LoRa Spec:**
95		-
96	96	* Frequency Range:
97	97	** Band 1 (HF): 862 ~~ 1020 Mhz
98	98	** Band 2 (LF): 410 ~~ 528 Mhz
...	...	@@ -110,16 +110,12 @@
110	110	* Preamble detection.
111	111	* 127 dB Dynamic Range RSSI.
112	112	* Automatic RF Sense and CAD with ultra-fast AFC.
113		-* Packet engine up to 256 bytes with CRC
	77	+* Packet engine up to 256 bytes with CRC.
114	114
115		-
116		-
117		-
118	118	== 1.3 Features ==
119	119
120		-
121	121	* LoRaWAN Class A & Class C protocol (default Class C)
122		-* Frequency Bands: CN470/EU433/KR920/US915/EU868/AS923/AU915/IN865/RU864/MA869
	82	+* Frequency Bands: CN470/EU433/KR920/US915/EU868/AS923/AU915/IN865/RU864
123	123	* AT Commands to change parameters
124	124	* Remote configure parameters via LoRa Downlink
125	125	* Firmware upgradable via program port
...	...	@@ -127,12 +127,8 @@
127	127	* Support Modbus protocol
128	128	* Support Interrupt uplink (Since hardware version v1.2)
129	129
130		-
131		-
132		-
133	133	== 1.4 Applications ==
134	134
135		-
136	136	* Smart Buildings & Home Automation
137	137	* Logistics and Supply Chain Management
138	138	* Smart Metering
...	...	@@ -140,30 +140,19 @@
140	140	* Smart Cities
141	141	* Smart Factory
142	142
143		-
144		-
145		-
146	146	== 1.5 Firmware Change log ==
147	147
148		-
149	149	[[RS485-LN Image files – Download link and Change log>>url:http://www.dragino.com/downloads/index.php?dir=RS485-LN/]]
150	150
151	151
152		-
153	153	== 1.6 Hardware Change log ==
154	154
155		-
156	156	(((
157	157	(((
158		-(((
159	159	v1.2: Add External Interrupt Pin.
160		-)))
161	161
162		-(((
163	163	v1.0: Release
164		-)))
165	165
166		-
167	167
168	168	)))
169	169	)))
...	...	@@ -170,7 +170,6 @@
170	170
171	171	= 2. Power ON Device =
172	172
173		-
174	174	(((
175	175	The RS485-LN can be powered by 7 ~~ 24V DC power source. Connection as below
176	176
...	...	@@ -181,36 +181,28 @@
181	181	Once there is power, the RS485-LN will be on.
182	182	)))
183	183
184		-(% aria-label="1653268091319-405.png image widget" contenteditable="false" role="region" tabindex="-1" %)[[image:1653268091319-405.png||data-widget="image"]](% style="background-image:url(http://wiki.dragino.com/xwiki/webjars/wiki%3Axwiki/application-ckeditor-webjar/1.61/plugins/widget/images/handle.png); background:rgba(220,220,220,0.5); display:none" %)[[image:data:image/gif;base64,R0lGODlhAQABAPABAP///wAAACH5BAEKAAAALAAAAAABAAEAAAICRAEAOw==||draggable="true" height="15" role="presentation" title="Click and drag to move" width="15"]](% title="Click and drag to resize" %)​
	128	+[[image:1653268091319-405.png]]
185	185
186		-
187	187
188	188	)))
189	189
190	190	= 3. Operation Mode =
191	191
192		-
193	193	== 3.1 How it works? ==
194	194
195		-
196	196	(((
197		-(((
198	198	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.
199		-)))
200	200
201		-
202	202
203	203	)))
204	204
205	205	== 3.2 Example to join LoRaWAN network ==
206	206
207		-
208	208	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.
209	209
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212	212
213		-
214	214	(((
215	215	(((
216	216	The RS485-LN in this example connected to two RS485 devices for demonstration, user can connect to other RS485 devices via the same method. The connection is as below:
...	...	@@ -218,21 +218,16 @@
218	218
219	219	(((
220	220	485A+ and 485B- of the sensor are connected to RS485A and RA485B of RS485-LN respectively.
221		-
222		-
223	223	)))
224	224
225		-(% aria-label="1653268227651-549.png image widget" contenteditable="false" role="region" tabindex="-1" %)[[image:1653268227651-549.png||data-widget="image" height="592" width="720"]](% style="background-image:url(http://wiki.dragino.com/xwiki/webjars/wiki%3Axwiki/application-ckeditor-webjar/1.61/plugins/widget/images/handle.png); background:rgba(220,220,220,0.5); display:none" %)[[image:data:image/gif;base64,R0lGODlhAQABAPABAP///wAAACH5BAEKAAAALAAAAAABAAEAAAICRAEAOw==||draggable="true" height="15" role="presentation" title="Click and drag to move" width="15"]](% title="Click and drag to resize" %)​
	159	+[[image:1653268227651-549.png||height="592" width="720"]]
226	226
227		-
228	228	(((
229		-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:
230		-
231		-
	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:
232	232	)))
233	233
234	234	(((
235		-(% 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.
236	236	)))
237	237
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240	240	)))
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	174	+[[image:1652953462722-299.png]]
244	244
245		-
246	246	(((
247	247	(((
248	248	User can enter this key in their LoRaWAN Server portal. Below is TTN V3 screen shot:
249		-
250		-
251	251	)))
252	252
253	253	(((
254		-**Add APP EUI in the application.**
	182	+Add APP EUI in the application.
255	255	)))
256	256	)))
257	257
258		-(% aria-label="image-20220519174512-1.png image widget" contenteditable="false" role="region" tabindex="-1" %)[[image:image-20220519174512-1.png||data-widget="image"]](% style="background-image:url(http://wiki.dragino.com/xwiki/webjars/wiki%3Axwiki/application-ckeditor-webjar/1.61/plugins/widget/images/handle.png); background:rgba(220,220,220,0.5); display:none" %)[[image:data:image/gif;base64,R0lGODlhAQABAPABAP///wAAACH5BAEKAAAALAAAAAABAAEAAAICRAEAOw==||draggable="true" height="15" role="presentation" title="Click and drag to move" width="15"]](% title="Click and drag to resize" %)​
	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"]]
263	263
264		-(% 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"]]
	192	+[[image:image-20220519174512-4.png]]
265	265
266		-
267		-(% title="Click and drag to resize" %)​
268		-
269	269	You can also choose to create the device manually.
270	270
271		-(% 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"]]
272	272
	198	+Add APP KEY and DEV EUI
273	273
	200	+[[image:1652953553383-907.png||height="514" width="724"]]
274	274
275		-**Add APP KEY and DEV EUI**
276	276
277		-(% 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" %)​
278		-
279		-
280		-
281	281	(((
282		-(% 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.
283		-
284		-
	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.
285	285	)))
286	286
287		-(% aria-label="1652953568895-172.png image widget" contenteditable="false" role="region" tabindex="-1" %)[[image:1652953568895-172.png||data-widget="image" height="232" width="724"]](% style="background-image:url(http://wiki.dragino.com/xwiki/webjars/wiki%3Axwiki/application-ckeditor-webjar/1.61/plugins/widget/images/handle.png); background:rgba(220,220,220,0.5); display:none" %)[[image:data:image/gif;base64,R0lGODlhAQABAPABAP///wAAACH5BAEKAAAALAAAAAABAAEAAAICRAEAOw==||draggable="true" height="15" role="presentation" title="Click and drag to move" width="15"]](% title="Click and drag to resize" %)​
	207	+[[image:1652953568895-172.png||height="232" width="724"]]
288	288
289	289
290		-
291	291	== 3.3 Configure Commands to read data ==
292	292
293		-
294	294	(((
295	295	(((
296		-(((
297		-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.
298		-
299		-
	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.
300	300	)))
301		-)))
302	302
303	303	(((
304		-(((
305		-(% 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**
306		-)))
	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
307	307
308		-
309	309
310	310	)))
311	311	)))
312	312
313		-=== 3.3.1 Configure UART settings for RS485 or TTL communication ===
	224	+=== 3.3.1 onfigure UART settings for RS485 or TTL communication ===
314	314
315		-
316	316	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:
317	317
318		-
319		-(% border="1" cellspacing="10" style="background-color:#ffffcc; color:green; width:510px" %)
320		-|=(% style="width: 110px;" %)(((
	228	+(% border="1" style="background-color:#ffffcc; color:green; width:782px" %)
	229	+|(% style="width:128px" %)(((
321	321	**AT Commands**
322		-)))|=(% style="width: 190px;" %)(((
	231	+)))|(% style="width:305px" %)(((
323	323	**Description**
324		-)))|=(% style="width: 190px;" %)(((
	233	+)))|(% style="width:346px" %)(((
325	325	**Example**
326	326	)))
327		-|(% style="width:110px" %)(((
	236	+|(% style="width:128px" %)(((
328	328	AT+BAUDR
329		-)))|(% style="width:190px" %)(((
	238	+)))|(% style="width:305px" %)(((
330	330	Set the baud rate (for RS485 connection). Default Value is: 9600.
331		-)))|(% style="width:190px" %)(((
	240	+)))|(% style="width:346px" %)(((
332	332	(((
333	333	AT+BAUDR=9600
334	334	)))
...	...	@@ -337,11 +337,11 @@
337	337	Options: (1200,2400,4800,14400,19200,115200)
338	338	)))
339	339	)))
340		-|(% style="width:110px" %)(((
	249	+|(% style="width:128px" %)(((
341	341	AT+PARITY
342		-)))|(% style="width:190px" %)(((
	251	+)))|(% style="width:305px" %)(((
343	343	Set UART parity (for RS485 connection)
344		-)))|(% style="width:190px" %)(((
	253	+)))|(% style="width:346px" %)(((
345	345	(((
346	346	AT+PARITY=0
347	347	)))
...	...	@@ -350,9 +350,9 @@
350	350	Option: 0: no parity, 1: odd parity, 2: even parity
351	351	)))
352	352	)))
353		-|(% style="width:110px" %)(((
	262	+|(% style="width:128px" %)(((
354	354	AT+STOPBIT
355		-)))|(% style="width:190px" %)(((
	264	+)))|(% style="width:305px" %)(((
356	356	(((
357	357	Set serial stopbit (for RS485 connection)
358	358	)))
...	...	@@ -360,7 +360,7 @@
360	360	(((
361	361
362	362	)))
363		-)))|(% style="width:190px" %)(((
	272	+)))|(% style="width:346px" %)(((
364	364	(((
365	365	AT+STOPBIT=0 for 1bit
366	366	)))
...	...	@@ -374,42 +374,26 @@
374	374	)))
375	375	)))
376	376
377		-
378		-
379		-
380	380	=== 3.3.2 Configure sensors ===
381	381
382		-
383	383	(((
384	384	(((
385		-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.
386		-
387		-
	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.
388	388	)))
389	389	)))
390	390
391		-(% border="1" cellspacing="10" style="background-color:#ffffcc; color:green; width:510px" %)
392		-|=(% style="width: 110px;" %)**AT Commands**|=(% style="width: 190px;" %)**Description**|=(% style="width: 190px;" %)**Example**
393		-|AT+CFGDEV|(% style="width:110px" %)(((
394		-(((
	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" %)(((
395	395	This command is used to configure the RS485/TTL devices; they won’t be used during sampling.
396		-)))
397	397
398		-(((
399	399	AT+CFGDEV=xx xx xx xx xx xx xx xx xx xx xx xx,
400		-)))
401	401
402		-(((
403	403	mm: 0: no CRC, 1: add CRC-16/MODBUS in the end of this command
404		-)))
405		-)))|(% 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
406	406
407		-
408		-
409		-
410	410	=== 3.3.3 Configure read commands for each sampling ===
411	411
412		-
413	413	(((
414	414	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.
415	415
...	...	@@ -420,9 +420,8 @@
420	420	During each sampling, the RS485-LN can support 15 commands to read sensors. And combine the return to one or several uplink payloads.
421	421
422	422
423		-(% style="color:#037691" %)**Each RS485 commands include two parts:**
	316	+**Each RS485 commands include two parts:**
424	424
425		-
426	426	~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.
427	427
428	428	2. How to get wanted value the from RS485 sensors returns from by 1). There are total 15 AT Commands to handle the return, commands are **AT+DATACUT1**,**AT+DATACUT2**,…, **AT+DATACUTF** corresponding to the commands from 1). All commands are of same grammar.
...	...	@@ -432,14 +432,15 @@
432	432
433	433	After we got the valid value from each RS485 commands, we need to combine them together with the command **AT+DATAUP**.
434	434
	327	+
435	435	Below are examples for the how above AT Commands works.
436	436
437	437
438		-(% 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:
439	439
440	440	(% border="1" style="background-color:#4bacc6; color:white; width:499px" %)
441	441	|(% style="width:496px" %)(((
442		-(% 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**
443	443
444	444	**xx xx xx xx xx xx xx xx xx xx xx xx: The RS485 command to be sent**
445	445
...	...	@@ -451,10 +451,10 @@
451	451	In the RS485-LN, we should use this command AT+COMMAND1=01 03 0B B8 00 02,1 for the same.
452	452
453	453
454		-(% style="color:#037691" %)**AT+DATACUTx **(%%)**: **This command defines how to handle the return from AT+COMMANDx, max return length is 100 bytes.
	347	+**AT+DATACUTx : **This command defines how to handle the return from AT+COMMANDx, max return length is 45 bytes.
455	455
456		-(% border="1" style="background-color:#4bacc6; color:white; width:510px" %)
457		-|(% style="width:510px" %)(((
	349	+(% border="1" style="background-color:#4bacc6; color:white; width:725px" %)
	350	+|(% style="width:722px" %)(((
458	458	**AT+DATACUTx=a,b,c**
459	459
460	460	* **a: length for the return of AT+COMMAND**
...	...	@@ -462,33 +462,27 @@
462	462	* **c: define the position for valid value.  **
463	463	)))
464	464
465		-
466	466	**Examples:**
467	467
	360	+* Grab bytes:
468	468
469		-* (% style="color:#037691" %)**Grab bytes**
	362	+[[image:image-20220602153621-1.png]]
470	470
471		-(% 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" %)​
472	472
	365	+* Grab a section.
473	473
	367	+[[image:image-20220602153621-2.png]]
474	474
475		-* (% style="color:#037691" %)**Grab a section**
476	476
477		-(% 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" %)​
	370	+* Grab different sections.
478	478
	372	+[[image:image-20220602153621-3.png]]
479	479
480		-
481		-* (% style="color:#037691" %)**Grab different sections**
482		-
483		-(% 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" %)​
484		-
485		-
486	486
487	487	)))
488	488
489	489	=== 3.3.4 Compose the uplink payload ===
490	490
491		-
492	492	(((
493	493	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.**
494	494
...	...	@@ -506,16 +506,18 @@
506	506	)))
507	507
508	508	(((
509		-Final Payload is (% style="color:#4f81bd" %)**Battery Info+PAYVER + VALID Value from RETURN1 + Valid Value from RETURN2 + … + RETURNx**
	396	+Final Payload is
510	510	)))
511	511
512	512	(((
513		-Where PAYVER is defined by AT+PAYVER, below is an example screen shot.
	400	+(% style="color:#4f81bd" %)**Battery Info+PAYVER + VALID Value from RETURN1 + Valid Value from RETURN2 + … + RETURNx**
	401	+)))
514	514
515		-
	403	+(((
	404	+Where PAYVER is defined by AT+PAYVER, below is an example screen shot.
516	516	)))
517	517
518		-(% 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"]]
519	519
520	520
521	521	(% style="color:#037691" %)**Examples: AT+DATAUP=1**
...	...	@@ -523,8 +523,9 @@
523	523
524	524	Compose the uplink payload with value returns in sequence and send with (% style="color:red" %)**Multiply UPLINKs**.
525	525
526		-Final Payload is (% style="color:#4f81bd" %)**Battery Info+PAYVER + PAYLOAD COUNT + PAYLOAD# + DATA**
	415	+Final Payload is
527	527
	417	+(% style="color:#4f81bd" %)**Battery Info+PAYVER + PAYLOAD COUNT + PAYLOAD# + DATA**
528	528
529	529	1. PAYVER: Defined by AT+PAYVER
530	530	1. PAYLOAD COUNT: Total how many uplinks of this sampling.
...	...	@@ -531,11 +531,9 @@
531	531	1. PAYLOAD#: Number of this uplink. (from 0,1,2,3…,to PAYLOAD COUNT)
532	532	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
533	533
	424	+[[image:image-20220602155039-4.png]]
534	534
535	535
536		-(% 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" %)​
537		-
538		-
539	539	So totally there will be 3 uplinks for this sampling, each uplink include 8 bytes DATA
540	540
541	541	DATA1=RETURN1 Valid Value + the first two of Valid value of RETURN10= **20 20 0a 33 90 41 02 aa**
...	...	@@ -545,9 +545,8 @@
545	545	DATA3=the rest of Valid value of RETURN10= **30**
546	546
547	547
548		-(% 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:**
	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:
549	549
550		-
551	551	~* For AU915/AS923 bands, if UplinkDwell time=0, max 51 bytes for each uplink.
552	552
553	553	* For AU915/AS923 bands, if UplinkDwell time=0, max 11 bytes for each uplink.
...	...	@@ -556,1124 +556,620 @@
556	556
557	557	~* For all other bands: max 51 bytes for each uplink.
558	558
559		-(% style="color:red" %)*** When AT+DATAUP=1, the maximum number of segments is 15, and the maximum total number of bytes is 1500;**
560	560
561		-(% style="color:red" %)** When AT+DATAUP=1 and AT+ADR=0, the maximum number of bytes of each payload is determined by the DR value. (Since v1.4.0)**
562		-
563		-
564		-(% style="color:#4f81bd" %)**If the data is empty, return to the display（Since v1.4.0）**
565		-
566		-1 )  When **(% style="color:blue" %)AT+MOD=1**(%%), if the data intercepted by** AT+DATACUT** or **AT+MBFUN** is empty, it will display **NULL**, and the payload will be filled with **n FFs**.
567		-
568		-
569		-[[image:http://wiki.dragino.com/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/test/WebHome/image-20220824114359-3.png?width=1106&height=297&rev=1.1||alt="image-20220824114359-3.png" height="297" width="1106"]]
570		-
571		-
572		-
573		-2 )  When **(% style="color:blue" %)AT+MOD=2**(%%), if the data intercepted by **AT+DATACUT** or **AT+MBFUN** is empty, it will display **NULL**, and the payload will be filled with **n 00s**.
574		-
575		-
576		-[[image:http://wiki.dragino.com/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/test/WebHome/image-20220824114330-2.png?rev=1.1||alt="image-20220824114330-2.png"]]
577		-
578		-
579		-
580	580	Below are the uplink payloads:
581	581
	449	+[[image:1654157178836-407.png]]
582	582
583		-(% 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" %)​
584	584
585		-
586		-
587	587	=== 3.3.5 Uplink on demand ===
588	588
589		-
590	590	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.
591	591
592		-**(% style="color:blue" %)Downlink control command:**
	456	+Downlink control command:
593	593
594		-**(% style="color:#4472C4" %) 0x08 command**(%%): Poll an uplink with current command set in RS485-LN.
	458	+**0x08 command**: Poll an uplink with current command set in RS485-LN.
595	595
596		-**(% style="color:#4472C4" %) 0xA8 command**(%%): Send a command to RS485-LN and uplink the output from sensors.
	460	+**0xA8 command**: Send a command to RS485-LN and uplink the output from sensors.
597	597
598	598
599	599
600	600	=== 3.3.6 Uplink on Interrupt ===
601	601
602		-
603	603	RS485-LN support external Interrupt uplink since hardware v1.2 release.
604	604
	468	+[[image:1654157342174-798.png]]
605	605
606		-(% 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" %)​
607		-
608	608	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.
609	609
610	610
611		-
612	612	== 3.4 Uplink Payload ==
613	613
	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)
614	614
615		-(% 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"]]
	480	+&
616	616
617		-(% title="Click and drag to resize" %)​
	482	+Interrupt _Flag
	483	+)))|(% style="width:116px" %)(((
	484	+PAYLOAD_VER
618	618
	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	+
619	619	Below is the decoder for the first 3 bytes. The rest bytes are dynamic depends on different RS485 sensors.
620	620
621	621
	492	+== 3.5 Configure RS485-BL via AT or Downlink ==
622	622
623		-== 3.5 Configure RS485-LN via AT or Downlink ==
624		-
625		-
626		-(((
627	627	User can configure RS485-LN via AT Commands or LoRaWAN Downlink Commands
628		-)))
629	629
630		-(((
631	631	There are two kinds of Commands:
632		-)))
633	633
634		-* (((
635		-(% 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]]
636		-)))
	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]]
637	637
638		-* (((
639		-(% style="color:#4f81bd" %)**Sensor Related Commands**(%%): These commands are special designed for RS485-LN.  User can see these commands below:
640		-)))
	500	+* (% style="color:#4f81bd" %)**Sensor Related Commands**(%%): These commands are special designed for RS485-LN.  User can see these commands below:
641	641
642		-(((
643		-
644		-)))
645	645
646	646
647		-
648	648	=== 3.5.1 Common Commands ===
649	649
650		-
651	651	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]]
652	652
653	653
	509	+=== 3.5.2 Sensor related commands: ===
654	654
655		-=== 3.5.2 Downlink Response(Since firmware v1.4) ===
	511	+==== Choose Device Type (RS485 or TTL) ====
656	656
	513	+RS485-BL can connect to either RS485 sensors or TTL sensor. User need to specify what type of sensor need to connect.
657	657
658		-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.
	515	+* AT Command
659	659
660		-(% 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" %)​
	517	+**AT+MOD=1** ~/~/ Set to support RS485-MODBUS type sensors. User can connect multiply RS485 , Modbus sensors to the A / B pins.
661	661
662		-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)
	519	+**AT+MOD=2** ~/~/ Set to support TTL Level sensors, User can connect one TTL Sensor to the TXD/RXD/GND pins.
663	663
664	664
	522	+* Downlink Payload
665	665
666		-=== 3.5.3 Sensor related commands ===
	524	+**0A aa**     à same as AT+MOD=aa
667	667
668	668
669	669
	528	+==== [[RS485 Debug Command>>path:#downlink_A8]] (AT+CFGDEV) ====
670	670
671		-==== (% style="color:blue" %)**RS485 Debug Command**(%%) ====
	530	+This command is used to configure the RS485 or TTL sensors; they won’t be used during sampling.
672	672
	532	+* AT Command
673	673
674		-(((
675		-This command is used to configure the RS485 devices; they won't be used during sampling.
676		-)))
	534	+AT+CFGDEV=xx xx xx xx xx xx xx xx xx xx xx xx,m
677	677
678		-* (((
679		-(% style="color:#037691" %)**AT Command**
	536	+m: 0: no CRC; 1: add CRC-16/MODBUS in the end of this command.
680	680
681		-(((
682		-**(% style="color:#4472C4" %) AT+CFGDEV=xx xx xx xx xx xx xx xx xx xx xx xx,m**  (%%) m: 0: no CRC, 1: add CRC-16/MODBUS in the end of this command
683		-)))
684		-)))
685	685
686		-(((
687		-
688		-)))
689	689
690		-* (((
691		-(% style="color:#037691" %)**Downlink Payload**
692		-)))
	540	+* Downlink Payload
693	693
694		-(((
695		-Format:(%%) **(% style="color:#4472C4" %) A8 MM NN XX XX XX XX YY**
696		-)))
	542	+Format: A8 MM NN XX XX XX XX YY
697	697
698		-(((
699	699	Where:
700		-)))
701	701
702		-* (((
703		-MM: 1: add CRC-16/MODBUS ; 0: no CRC
704		-)))
705		-* (((
706		-NN: The length of RS485 command
707		-)))
708		-* (((
709		-XX XX XX XX: RS485 command total NN bytes
710		-)))
711		-* (((
712		-(((
713		-YY: How many bytes will be uplink from the return of this RS485 command,
714		-)))
	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
715	715
716		-* (((
717		-if YY=0, RS485-LN will execute the downlink command without uplink;
718		-)))
719		-* (((
720		-if YY>0, RS485-LN will uplink total YY bytes from the output of this RS485 command; Fport=200
721		-)))
722		-* (((
723		-if YY=FF, RS485-LN will uplink RS485 output with the downlink command content; Fport=200.
724		-)))
725		-)))
	551	+**Example 1:**
726	726
727		-(((
728		-
729		-
730		-(% style="color:blue" %)**Example 1:**  (%%) ~-~-> Configure without ask for uplink (YY=0)
731		-)))
732		-
733		-(((
734	734	To connect a Modbus Alarm with below commands.
735		-)))
736	736
737		-* (((
738		-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.
739		-)))
	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.
740	740
741		-* (((
742		-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.
743		-)))
	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.
744	744
745		-(((
746		-
747		-
748	748	So if user want to use downlink command to control to RS485 Alarm, he can use:
749		-)))
750	750
751		-(((
752		-(% style="color:#4f81bd" %)**A8 01 06 0A 05 00 04 00 01 00**(%%): to activate the RS485 Alarm
753		-)))
	561	+**A8 01 06 0A 05 00 04 00 01 00**: to activate the RS485 Alarm
754	754
755		-(((
756		-(% style="color:#4f81bd" %)**A8 01 06 0A 05 00 04 00 00 00**(%%): to deactivate the RS485 Alarm
757		-)))
	563	+**A8 01 06 0A 05 00 04 00 00 00**: to deactivate the RS485 Alarm
758	758
759		-(((
760	760	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.
761		-)))
762	762
763		-(((
764		-
765		-)))
766	766
767		-(((
768		-(% style="color:blue" %)**Example 2:**  (%%) ~-~-> Configure with requesting uplink and original downlink command (**YY=FF**)
769		-)))
	568	+**Example 2:**
770	770
771		-(((
772		-User in IoT server send a downlink command: (% style="color:#4f81bd" %)**A8 01 06 0A 08 00 04 00 01 YY**
773		-)))
	570	+Check TTL Sensor return:
774	774
775		-(((
776		-
777		-)))
	572	+[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image024.png]]
778	778
779		-(((
780		-(((
781		-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**
782		-)))
783	783
784		-
785		-)))
786	786
787		-(((
788		- (% 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" %)​
789		-)))
790	790
	577	+==== Set Payload version ====
791	791
	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.
792	792
	581	+* AT Command:
793	793
794		-==== (% style="color:blue" %)**Set Payload version**(%%) ====
	583	+AT+PAYVER: Set PAYVER field = 1
795	795
796	796
797		-(((
798		-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.
799		-)))
	586	+* Downlink Payload:
800	800
801		-* (((
802		-(% style="color:#037691" %)**AT Command:**
	588	+0xAE 01   à Set PAYVER field =  0x01
803	803
804		-**(% style="color:#4472C4" %) AT+PAYVER:    ** (%%) Set PAYVER field = 1
	590	+0xAE 0F   à Set PAYVER field =  0x0F
805	805
806		-
807		-)))
808		-* (((
809		-(% style="color:#037691" %)**Downlink Payload:**
810		-)))
811	811
812		-(((
813		-**(% style="color:#4472C4" %) 0xAE 01** (%%)  ~-~->  Set PAYVER field =  0x01
814		-)))
	593	+==== Set RS485 Sampling Commands ====
815	815
816		-(((
817		-**(% style="color:#4472C4" %) 0xAE 0F**   (%%) ~-~->  Set PAYVER field =  0x0F
818		-)))
	595	+AT+COMMANDx, AT+DATACUTx and AT+SEARCHx
819	819
	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]].
820	820
821		-1) Add the interrupt flag at the highest bit of the Payver byte, that is, Byte7 of the first byte. (Since v1.4.0)[[image:image-20220824145428-2.png||height="168" width="1300"]]
822	822
	600	+* AT Command:
823	823
824		-2) if the data intercepted by AT+DATACUT or AT+MBFUN is empty, it will display NULL, and the payload will be filled with n FFs.
	602	+AT+COMMANDx: Configure RS485 read command to sensor.
825	825
826		-[[image:image-20220824145428-3.png||height="308" width="1200"]]
	604	+AT+DATACUTx: Configure how to handle return from RS485 devices.
827	827
	606	+AT+SEARCHx: Configure search command
828	828
829		-==== (% style="color:blue" %)**Set RS485 Sampling Commands**(%%) ====
830	830
	609	+* Downlink Payload:
831	831
832		-(((
833		-AT+COMMANDx or AT+DATACUTx
834		-)))
	611	+0xAF downlink command can be used to set AT+COMMANDx or AT+DATACUTx.
835	835
836		-(((
837		-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"]].
838		-)))
	613	+Note: if user use AT+COMMANDx to add a new command, he also need to send AT+DATACUTx downlink.
839	839
840		-(((
841		-
842		-)))
	615	+Format: AF MM NN LL XX XX XX XX YY
843	843
844		-* (((
845		-(% style="color:#037691" %)**AT Command:**
846		-)))
	617	+Where:
847	847
848		-**(% style="color:#4472C4" %) AT+COMMANDx:    ** (%%) Configure RS485 read command to sensor.
	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.
849	849
850		-**(% style="color:#4472C4" %) AT+DATACUTx:        **(%%) Configure how to handle return from RS485 devices.
	625	+Example:
851	851
	627	+**AF 03 01 06 0A 05 00 04 00 01 00**: Same as AT+COMMAND3=0A 05 00 04 00 01,1
852	852
853		-* (((
854		-(% style="color:#037691" %)**Downlink Payload:**
855		-)))
	629	+**AF 03 02 06 10 01 05 06 09 0A 00**: Same as AT+DATACUT3=**16**,**1**,**5+6+9+10**
856	856
857		-(((
858		-**(% style="color:#4472C4" %) 0xAF**(%%) downlink command can be used to set AT+COMMANDx or AT+DATACUTx.
	631	+**AF 03 02 06 0B 02 05 07 08 0A 00**: Same as AT+DATACUT3=**11**,**2**,**5~~7+8~~10**
859	859
860		-
861		-)))
862	862
863		-(((
864		-(% style="color:red" %)**Note : if user use AT+COMMANDx to add a new command, he also need to send AT+DATACUTx downlink.**
	634	+0xAB downlink command can be used for set AT+SEARCHx
865	865
866		-
867		-)))
	636	+Example: **AB aa 01 03 xx xx xx** (03 here means there are total 3 bytes after 03) So
868	868
869		-(((
870		-Format: (%%)**(% style="color:#4472C4" %) AF MM NN LL XX XX XX XX YY**
871		-)))
	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
872	872
873		-(((
874		-Where:
875		-)))
	641	+**AB aa 02 03 xx xx xx 02 yy yy**  same as **AT+SEARCHaa=2,xx xx xx+yy yy**
876	876
877		-* (((
878		-MM: the ATCOMMAND or AT+DATACUT to be set. Value from 01 ~~ 0F,
879		-)))
880		-* (((
881		-NN:  0: no CRC; 1: add CRC-16/MODBUS ; 2: set the AT+DATACUT value.
882		-)))
883		-* (((
884		-LL:  The length of AT+COMMAND or AT+DATACUT command
885		-)))
886		-* (((
887		-XX XX XX XX: AT+COMMAND or AT+DATACUT command
888		-)))
889		-* (((
890		-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.
891		-)))
892	892
893		-(((
894		-
	644	+==== Fast command to handle MODBUS device ====
895	895
896		-**Example:**
897		-)))
	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]].
898	898
899		-(((
900		-(% 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
901		-)))
	648	+This command is valid since v1.3 firmware version
902	902
903		-(((
904		-(% 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**
905		-)))
906	906
907		-(((
908		-(% 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**
909		-)))
	651	+AT+MBFUN has only two value:
910	910
	653	+* AT+MBFUN=1: Enable Modbus reading. And get response base on the MODBUS return
911	911
	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.
912	912
	657	+* AT+MBFUN=0: Disable Modbus fast reading.
913	913
914		-==== (% style="color:blue" %)**Fast command to handle MODBUS device**(%%) ====
	659	+Example:
915	915
	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.
916	916
917		-(((
918		-**(% style="color:#4472C4" %) AT+MBFUN**(%%) is valid since v1.3 firmware version. The command is for fast configure to read Modbus devices. It is only valid for the devices which follow the [[MODBUS-RTU protocol>>url:https://www.modbustools.com/modbus.html]].
919		-)))
	665	+[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image025.png]]
920	920
921		-(((
922		-This command is valid since v1.3 firmware version
923		-)))
924	924
925		-(((
926		-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.
927		-)))
	668	+[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image026.png]]
928	928
929		-(((
930		-
931		-)))
932	932
933		-(((
934		-**Example:**
935		-)))
	671	+* Downlink Commands:
936	936
937		-* (((
938		-AT+MBFUN=1 and AT+DATACUT1/AT+DATACUT2  are not configure (0,0,0). So RS485-LN.
939		-)))
940		-* (((
941		-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.
942		-)))
943		-* (((
944		-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.
	673	+A9 aa -à Same as AT+MBFUN=aa
945	945
946		-
947		-)))
948	948
949		-(% 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" %)​
	676	+==== RS485 command timeout ====
950	950
951		-(% 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	+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.
952	952
	680	+Default value: 0, range:  0 ~~ 5 seconds
953	953
954	954
	683	+* AT Command:
955	955
956		-==== (% style="color:blue" %)**RS485 command timeout**(%%) ====
	685	+AT+CMDDLaa=hex(bb cc)
957	957
	687	+Example:
958	958
959		-(((
960		-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.
961		-)))
	689	+**AT+CMDDL1=1000** to send the open time to 1000ms
962	962
963		-(((
964		-Default value: 0, range:  0 ~~ 65 seconds
965		-)))
966	966
967		-* (((
968		-(% style="color:#037691" %)** AT Command:**
	692	+* Downlink Payload:
969	969
970		-**(% style="color:#4472C4" %) AT+CMDDLaa=hex(bb cc)*1000**
971		-)))
	694	+0x AA aa bb cc
972	972
973		-(((
974		-
	696	+Same as: AT+CMDDLaa=hex(bb cc)
975	975
976		-**Example:**
977		-)))
	698	+ Example:
978	978
979		-(((
980		-**(% style="color:#4472C4" %) AT+CMDDL1=1000** (%%)to send the open time to 1000ms
981		-)))
	700	+ 0xAA 01 03 E8  à Same as **AT+CMDDL1=1000 ms**
982	982
983		-(((
984		-
985		-)))
986	986
987		-* (((
988		-(% style="color:#037691" %)** Downlink Payload:**
989		-)))
	703	+==== [[Uplink>>path:#downlink_A8]] payload mode ====
990	990
991		-(((
992		-**(% style="color:#4472C4" %) 0x AA aa bb cc**
993		-)))
994		-
995		-(((
996		-Same as: AT+CMDDLaa=hex(bb cc)*1000
997		-)))
998		-
999		-(((
1000		-**Example:**
1001		-)))
1002		-
1003		-(((
1004		-**0xAA 01 00 01**  ~-~-> Same as  **AT+CMDDL1=1000 ms**
1005		-)))
1006		-
1007		-
1008		-==== (% style="color:blue" %)**Uplink payload mode**(%%) ====
1009		-
1010		-
1011		-(((
1012	1012	Define to use one uplink or multiple uplinks for the sampling.
1013		-)))
1014	1014
1015		-(((
1016		-The use of this command please see: [[Compose Uplink payload>>||anchor="H3.3.4Composetheuplinkpayload"]]
	707	+The use of this command please see: [[Compose Uplink payload>>path:#DataUP]]
1017	1017
1018		-
1019		-)))
	709	+* AT Command:
1020	1020
1021		-* (((
1022		-(% style="color:#037691" %)** AT Command:**
	711	+AT+DATAUP=0
1023	1023
1024		-**(% style="color:#4472C4" %) AT+DATAUP=0**
	713	+AT+DATAUP=1
1025	1025
1026		-**(% style="color:#4472C4" %) AT+DATAUP=1**
1027	1027
1028		-
1029		-)))
	716	+* Downlink Payload:
1030	1030
1031		-**(% style="color:#4472C4" %) 0xAD 01 00 00 14** (%%) **~-~->** Same as AT+DATAUP=1，20000 ~/~/(00 00 14 is 20 seconds)
	718	+0xAD 00   à Same as AT+DATAUP=0
1032	1032
1033		-Each uplink is sent to the server at 20-second intervals when segmented.
	720	+0xAD 01   à Same as AT+DATAUP=1
1034	1034
1035	1035
1036		-* (((
1037		-(% style="color:#037691" %)** Downlink Payload:**
1038		-)))
	723	+==== Manually trigger an Uplink ====
1039	1039
1040		-**(% style="color:#4472C4" %) 0xAD 00** (%%) **~-~->** Same as AT+DATAUP=0
1041		-
1042		-**(% style="color:#4472C4" %) 0xAD 01**  (%%) **~-~->** Same as AT+DATAUP=1  ~/~/Each uplink is sent to the server one after the other as it is segmented.
1043		-
1044		-
1045		-* (((
1046		-(% style="color:#037691" %)** AT Command:**
1047		-)))
1048		-
1049		-**(% style="color:#4472C4" %) AT+DATAUP=1,Timeout**
1050		-
1051		-
1052		-* (((
1053		-(% style="color:#037691" %)** Downlink Payload:**
1054		-)))
1055		-
1056		-**(% style="color:#4472C4" %) 0xAD 01 00 00 14** (%%) **~-~->** Same as AT+DATAUP=1，20000 ~/~/(00 00 14 is 20 seconds)
1057		-
1058		-Each uplink is sent to the server at 20-second intervals when segmented.
1059		-
1060		-
1061		-
1062		-==== (% style="color:blue" %)**Manually trigger an Uplink**(%%) ====
1063		-
1064		-
1065		-(((
1066	1066	Ask device to send an uplink immediately.
1067		-)))
1068	1068
1069		-* (((
1070		-(% style="color:#037691" %)** AT Command:**
1071		-)))
	727	+* Downlink Payload:
1072	1072
1073		-(((
1074		-No AT Command for this, user can press the [[ACT button>>||anchor="H3.7Buttons"]] for 1 second for the same.
1075		-)))
	729	+0x08 FF, RS485-BL will immediately send an uplink.
1076	1076
1077		-(((
1078		-
1079		-)))
1080	1080
1081		-* (((
1082		-(% style="color:#037691" %)** Downlink Payload:**
1083		-)))
	732	+==== Clear RS485 Command ====
1084	1084
1085		-(((
1086		-**(% style="color:#4472C4" %) 0x08 FF**(%%), RS485-LN will immediately send an uplink.
1087		-)))
1088		-
1089		-
1090		-
1091		-
1092		-==== (% style="color:blue" %)**Clear RS485 Command**(%%) ====
1093		-
1094		-
1095		-(((
1096	1096	The AT+COMMANDx and AT+DATACUTx settings are stored in special location, user can use below command to clear them.
1097	1097
1098		-
1099		-)))
1100	1100
1101		-* (((
1102		-(% style="color:#037691" %)** AT Command:**
1103		-)))
	737	+* AT Command:
1104	1104
1105		-(((
1106		-**(% style="color:#4472C4" %) AT+CMDEAR=mm,nn** (%%)  mm: start position of erase ,nn: stop position of erase
1107		-)))
	739	+**AT+CMDEAR=mm,nn**   mm: start position of erase ,nn: stop position of erase
1108	1108
1109		-(((
1110	1110	Etc. AT+CMDEAR=1,10 means erase AT+COMMAND1/AT+DATACUT1 to AT+COMMAND10/AT+DATACUT10
1111		-)))
1112	1112
1113		-(((
1114	1114	Example screen shot after clear all RS485 commands.
1115		-)))
1116	1116
1117		-(((
1118		-
1119		-)))
1120	1120
1121		-(((
	746	+
1122	1122	The uplink screen shot is:
1123		-)))
1124	1124
1125		-(% 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]]
1126	1126
1127	1127
1128		-* (((
1129		-(% style="color:#037691" %)** Downlink Payload:**
1130		-)))
	752	+* Downlink Payload:
1131	1131
1132		-(((
1133		-**(% style="color:#4472C4" %) 0x09 aa bb** (%%) same as AT+CMDEAR=aa,bb
1134		-)))
	754	+0x09 aa bb same as AT+CMDEAR=aa,bb
1135	1135
1136	1136
	757	+==== Set Serial Communication Parameters ====
1137	1137
1138		-
1139		-==== (% style="color:blue" %)**Set Serial Communication Parameters**(%%) ====
1140		-
1141		-
1142		-(((
1143	1143	Set the Rs485 serial communication parameters:
1144	1144
1145		-
1146		-)))
	761	+* AT Command:
1147	1147
1148		-* (((
1149		-(% style="color:#037691" %)** AT Command:**
1150		-)))
	763	+Set Baud Rate:
1151	1151
1152		-(((
1153		-* Set Baud Rate
1154		-)))
	765	+AT+BAUDR=9600    ~/~/ Options: (1200,2400,4800,14400,19200,115200)
1155	1155
1156		-**(% style="color:#4472C4" %) AT+BAUDR=9600** (%%)   ~/~/ Options: (200~~115200)  When using low baud rate or receiving multiple bytes, you need to use AT+CMDDL to increase the receive timeout (the default receive timeout is 400ms), otherwise data will be lost
1157	1157
	768	+Set UART parity
1158	1158
1159		-(((
1160		-* Set UART Parity
1161		-)))
	770	+AT+PARITY=0    ~/~/ Option: 0: no parity, 1: odd parity, 2: even parity
1162	1162
1163		-**(% style="color:#4472C4" %) AT+PARITY=0** (%%)   ~/~/ Option: 0: no parity, 1: odd parity, 2: even parity
1164	1164
	773	+Set STOPBIT
1165	1165
1166		-(((
1167		-* Set STOPBIT
1168		-)))
	775	+AT+STOPBIT=0    ~/~/ Option: 0 for 1bit; 1 for 1.5 bit ; 2 for 2 bits
1169	1169
1170		-**AT+STOPBIT=0**    ~/~/ Option: 0 for 1bit; 1 for 1.5 bit ; 2 for 2 bits
1171	1171
	778	+* Downlink Payload:
1172	1172
	780	+A7 01 aa bb: Same  AT+BAUDR=hex(aa bb)*100
1173	1173
1174		-* (((
1175		-(% style="color:#037691" %)** Downlink Payload:**
1176		-)))
	782	+Example:
1177	1177
1178		-(((
1179		-**A7 01 aa bb**:  Same  AT+BAUDR=hex(aa bb)*100
1180		-)))
	784	+* A7 01 00 60   same as AT+BAUDR=9600
	785	+* A7 01 04 80  same as AT+BAUDR=115200
1181	1181
1182		-(((
1183		-**Example:**
1184		-)))
	787	+A7 02 aa: Same as  AT+PARITY=aa  (aa value: 00 , 01 or 02)
1185	1185
1186		-* (((
1187		-A7 01 00 60   same as AT+BAUDR=9600
1188		-)))
1189		-* (((
1190		-A7 01 04 80  same as AT+BAUDR=115200
1191		-)))
	789	+A7 03 aa: Same as  AT+STOPBIT=aa  (aa value: 00 , 01 or 02)
1192	1192
1193		-(((
1194		-A7 02 aa:  Same as  AT+PARITY=aa  (aa value: 00 , 01 or 02)
1195		-)))
1196	1196
1197		-(((
1198		-A7 03 aa:  Same as  AT+STOPBIT=aa  (aa value: 00 , 01 or 02)
1199		-)))
	792	+==== Control output power duration ====
1200	1200
	794	+User can set the output power duration before each sampling.
1201	1201
1202		-==== (% style="color:blue" %)**Encrypted payload**(%%) ====
	796	+* AT Command:
1203	1203
1204		-(((
1205		-
1206		-)))
	798	+Example:
1207	1207
1208		-* (((
1209		-(% style="color:#037691" %)** AT Command:**
1210		-)))
	800	+AT+3V3T=1000 ~/~/ 3V3 output power will open 1s before each sampling.
1211	1211
1212		-**AT+DECRYPT=1  **~/~/ The payload is uploaded without encryption
	802	+AT+5VT=1000 ~/~/ +5V output power will open 1s before each sampling.
1213	1213
1214		-**AT+DECRYPT=0  **~/~/Encrypt when uploading payload (default)
1215	1215
	805	+* LoRaWAN Downlink Command:
1216	1216
1217		-==== (% style="color:blue" %)**Get sensor value**(%%) ====
	807	+07 01 aa bb  Same as AT+5VT=(aa bb)
1218	1218
	809	+07 02 aa bb  Same as AT+3V3T=(aa bb)
1219	1219
1220		-* (((
1221		-(% style="color:#037691" %)** AT Command:**
1222		-)))
1223	1223
1224		-**AT+GETSENSORVALUE=0  **~/~/ The serial port gets the reading of the current sensor
1225	1225
1226		-**AT+GETSENSORVALUE=1  **~/~/The serial port gets the current sensor reading and uploads it.
1227	1227
	814	+1.
	815	+11. Buttons
1228	1228
1229		-==== (% style="color:blue" %)**Resets the downlink packet count**(%%) ====
	817	+|**Button**|**Feature**
	818	+|**RST**|Reboot RS485-BL
1230	1230
	820	+1.
	821	+11. +3V3 Output
1231	1231
1232		-* (((
1233		-(% style="color:#037691" %)** AT Command:**
1234		-)))
	823	+RS485-BL has a Controllable +3V3 output, user can use this output to power external sensor.
1235	1235
1236		-**AT+DISFCNTCHECK=0  **~/~/ When the downlink packet count sent by the server is less than the node downlink packet count or exceeds 16384, the node will no longer receive downlink packets (default)
	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.
1237	1237
1238		-**AT+DISFCNTCHECK=1  **~/~/When the downlink packet count sent by the server is less than the node downlink packet count or exceeds 16384, the node resets the downlink packet count and keeps it consistent with the server downlink packet count.
1239	1239
	828	+The +3V3 output time can be controlled by AT Command.
1240	1240
1241		-==== (% style="color:blue" %)**When the limit bytes are exceeded, upload in batches**(%%) ====
	830	+**AT+3V3T=1000**
1242	1242
	832	+Means set +3v3 valid time to have 1000ms. So, the real +3v3 output will actually have 1000ms + sampling time for other sensors.
1243	1243
1244		-* (((
1245		-(% style="color:#037691" %)** AT Command:**
1246		-)))
1247	1247
1248		- **AT+DISMACANS=0**  ~/~/ When the MACANS of the reply server plus the payload exceeds the maximum number of bytes of 11 bytes (DR0 of US915, DR2 of AS923, DR2 of AU195), the node will send a packet with a payload of 00 and a port of 4. (default)
	835	+By default, the AT+3V3T=0. This is a special case, means the +3V3 output is always on at any time
1249	1249
1250		- **AT+DISMACANS=1**      ~/~/ When the MACANS of the reply server plus the payload exceeds the maximum number of bytes of the DR, the node will ignore the MACANS and not reply, and only upload the payload part.
1251	1251
	838	+1.
	839	+11. +5V Output
1252	1252
1253		-* (((
1254		-(% style="color:#037691" %)** Downlink Payload:**
1255		-)))
	841	+RS485-BL has a Controllable +5V output, user can use this output to power external sensor.
1256	1256
1257		-**0x21 00 01 ** ~/~/ Set  the DISMACANS=1
	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.
1258	1258
1259	1259
1260		-==== (% style="color:blue" %)** Copy downlink to uplink **(%%) ====
	846	+The 5V output time can be controlled by AT Command.
1261	1261
	848	+**AT+5VT=1000**
1262	1262
1263		-* (((
1264		-(% style="color:#037691" %)** AT Command:**
1265		-)))
	850	+Means set 5V valid time to have 1000ms. So, the real 5V output will actually have 1000ms + sampling time for other sensors.
1266	1266
1267		-**AT+RPL=5**  ~/~/ After receiving the package from the server, it will immediately upload the content of the package to the server, the port number is 100.
1268	1268
1269		-Example：**aa xx xx xx xx**         ~/~/ aa indicates whether the configuration has changed, 00 is yes, 01 is no; xx xx xx xx are the bytes sent.
	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.
1270	1270
1271		-[[image:http://wiki.dragino.com/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LSN50%20%26%20LSN50-V2%20-%20LoRaWAN%20Sensor%20Node%20User%20Manual/WebHome/image-20220823173747-6.png?width=1124&height=165&rev=1.1||alt="image-20220823173747-6.png"]]
1272	1272
1273		-For example, sending 11 22 33 44 55 66 77 will return invalid configuration 00 11 22 33 44 55 66 77.
1274	1274
1275		-[[image:http://wiki.dragino.com/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LSN50%20%26%20LSN50-V2%20-%20LoRaWAN%20Sensor%20Node%20User%20Manual/WebHome/image-20220823173833-7.png?width=1124&height=149&rev=1.1||alt="image-20220823173833-7.png"]]
1276	1276
1277		-For example, if 01 00 02 58 is issued, a valid configuration of 01 01 00 02 58 will be returned.
	858	+1.
	859	+11. LEDs
1278	1278
	861	+|**LEDs**|**Feature**
	862	+|**LED1**|Blink when device transmit a packet.
1279	1279
1280		-==== (% style="color:blue" %)**Query version number and frequency band 、TDC**(%%) ====
	864	+1.
	865	+11. Switch Jumper
1281	1281
	867	+|**Switch Jumper**|**Feature**
	868	+|**SW1**|(((
	869	+ISP position: Upgrade firmware via UART
1282	1282
1283		-* (((
1284		-(% style="color:#037691" %)**Downlink Payload:**
1285		-
1286		-**26 01  ** ~/~/ Downlink 26 01 can query device upload frequency, frequency band, software version number, TDC time.
	871	+Flash position: Configure device, check running status.
1287	1287	)))
	873	+|**SW2**|(((
	874	+5V position: set to compatible with 5v I/O.
1288	1288
1289		-Example：
1290		-
1291		-[[image:http://wiki.dragino.com/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LSN50%20%26%20LSN50-V2%20-%20LoRaWAN%20Sensor%20Node%20User%20Manual/WebHome/image-20220823173929-8.png?width=1205&height=76&rev=1.1||alt="image-20220823173929-8.png"]]
1292		-
1293		-==== ====
1294		-
1295		-==== (% style="color:blue" %)** Monitor RS485 communication of other devices**(%%) ====
1296		-
1297		-
1298		-* (((
1299		-(% style="color:#037691" %)** AT Command:**
	876	+3.3v position: set to compatible with 3.3v I/O.,
1300	1300	)))
1301	1301
1302		-**~ ​AT+RXMODE=1,10**  ~/~/ When the RS485-LN receives more than 10 bytes from the RS485, it immediately sends the uplink of the received data.
	879	++3.3V: is always ON
1303	1303
1304		-**~ ​AT+RXMODE=2,500    ** ~/~/RS485-LN uploads data as uplink from the first byte received by RS485 to the data received within 500ms after that.
	881	++5V: Only open before every sampling. The time is by default, it is AT+5VT=0.  Max open time. 5000 ms.
1305	1305
1306		- **AT+RXMODE=0,0  ** ~/~/Disable this mode (default)
	883	+1. Case Study
1307	1307
	885	+User can check this URL for some case studies.
1308	1308
1309		-* (((
1310		-(% style="color:#037691" %)**Downlink Payload:**
1311		-)))
	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]]
1312	1312
1313		-**A6 aa bb bb                   ** ~/~/same as AT+RXMODE=aa,bb
1314	1314
1315		-[[image:image-20220824144240-1.png]]
1316	1316
1317	1317
	892	+1. Use AT Command
	893	+11. Access AT Command
1318	1318
1319		-== 3.6 Listening mode for RS485 network ==
	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.
1320	1320
	897	+[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image027.png]]
1321	1321
1322		-(((
1323		-This feature support since firmware v1.4
1324		-)))
1325	1325
1326		-(((
1327		-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.
	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:
1328	1328
1329		-
1330		-)))
	902	+[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image028.png]]
1331	1331
1332		-(% 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" %)​
1333	1333
1334		-(((
1335		-To enable the listening mode, use can run the command AT+RXMODE.
1336		-)))
1337	1337
1338		-(((
1339		-
1340		-)))
	906	+More detail AT Command manual can be found at [[AT Command Manual>>path:#AT_COMMAND]]
1341	1341
1342		-(% border="1" cellspacing="10" style="background-color:#ffffcc; width:500px" %)
1343		-|=(% style="width: 100px;" %)(((
1344		-**Command example**
1345		-)))|=(% style="width: 400px;" %)(((
1346		-**Function**
1347		-)))
1348		-|(% style="width:100px" %)(((
1349		-AT+RXMODE=1,10
1350		-)))|(% style="width:400px" %)(((
1351		-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.
1352		-)))
1353		-|(% style="width:100px" %)(((
1354		-AT+RXMODE=2,500
1355		-)))|(% style="width:400px" %)(((
1356		-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
1357		-)))
1358		-|(% style="width:100px" %)(((
1359		-AT+RXMODE=0,0
1360		-)))|(% style="width:400px" %)(((
1361		-Disable listening mode. This is the default settings.
1362		-)))
1363		-|(% style="width:100px" %)(((
1364		-
1365		-)))|(% style="width:400px" %)(((
1366		-A6 aa bb cc  same as AT+RXMODE=aa,(bb<<8 | cc)
1367		-)))
1368	1368
1369		-(((
1370		-(% style="color:#037691" %)** Downlink Command:**
1371		-)))
1372	1372
1373		-(((
1374		-**0xA6 aa bb cc ** same as AT+RXMODE=aa,(bb<<8 | cc)
1375		-)))
	910	+1.
	911	+11. Common AT Command Sequence
	912	+111. Multi-channel ABP mode (Use with SX1301/LG308)
1376	1376
1377		-(((
1378		-
1379		-)))
	914	+If device has not joined network yet:
1380	1380
1381		-(((
1382		-**Example**:
1383		-)))
	916	+AT+FDR
1384	1384
1385		-(((
1386		-The RS485-LN is set to AT+RXMODE=2,1000
1387		-)))
	918	+AT+NJM=0
1388	1388
1389		-(((
1390		-There is a two Modbus commands in the RS485 network as below:
1391		-)))
	920	+ATZ
1392	1392
1393		-(((
1394		-The Modbus master send a command: (% style="background-color:#ffc000" %)01 03 00 00 00 02 c4 0b
1395		-)))
1396	1396
1397		-(((
1398		-And Modbus slave reply with: (% style="background-color:green" %)01 03 04 00 00 00 00 fa 33
1399		-)))
	923	+If device already joined network:
1400	1400
1401		-(((
1402		-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
1403		-)))
	925	+AT+NJM=0
1404	1404
1405		-(((
1406		-(% 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" %)​
1407		-)))
	927	+ATZ
1408	1408
1409		-(((
1410		-
1411		-)))
	929	+1.
	930	+11.
	931	+111. Single-channel ABP mode (Use with LG01/LG02)
1412	1412
1413		-(((
1414		-(((
1415		-(% 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.**
1416		-)))
1417		-)))
	933	+AT+FDR   Reset Parameters to Factory Default, Keys Reserve
1418	1418
	935	+AT+NJM=0 Set to ABP mode
1419	1419
	937	+AT+ADR=0 Set the Adaptive Data Rate Off
1420	1420
1421		-== 3.7 Buttons ==
	939	+AT+DR=5  Set Data Rate
1422	1422
	941	+AT+TDC=60000  Set transmit interval to 60 seconds
1423	1423
1424		-(% border="1" cellspacing="10" style="background-color:#f7faff; width:430px" %)
1425		-|=(% style="width: 50px;" %)**Button**|=(% style="width: 361px;" %)**Feature**
1426		-|(% 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**
1427		-|(% style="width:50px" %)**RST**|(% style="width:361px" %)Reboot RS485
1428		-|(% style="width:50px" %)**PRO**|(% style="width:361px" %)Use for upload image, see [[How to Update Image>>||anchor="H6.1Howtoupgradetheimage3F"]]
	943	+AT+CHS=868400000 Set transmit frequency to 868.4Mhz
1429	1429
1430		-== 3.8 LEDs ==
	945	+AT+RX2FQ=868400000 Set RX2Frequency to 868.4Mhz (according to the result from server)
1431	1431
	947	+AT+RX2DR=5  Set RX2DR to match the downlink DR from server. see below
1432	1432
1433		-(% border="1" cellspacing="10" style="background-color:#f7faff; width:430px" %)
1434		-|=(% style="width: 50px;" %)**LEDs**|=(% style="width: 380px;" %)**Feature**
1435		-|**PWR**|Always on if there is power
1436		-|**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.
	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.
1437	1437
1438		-= 4. Case Study =
	951	+ATZ          Reset MCU
1439	1439
	953	+**Note:**
1440	1440
1441		-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]]
	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
1442	1442
	960	+[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image029.png]]
1443	1443
1444	1444
1445		-= 5. Use AT Command =
	963	+1. FAQ
	964	+11. How to upgrade the image?
1446	1446
	966	+The RS485-BL LoRaWAN Controller is shipped with a 3.5mm cable, the cable is used to upload image to RS485-BL to:
1447	1447
1448		-== 5.1 Access AT Command ==
	968	+* Support new features
	969	+* For bug fix
	970	+* Change LoRaWAN bands.
1449	1449
	972	+Below shows the hardware connection for how to upload an image to RS485-BL:
1450	1450
1451		-(((
1452		-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.
1453		-)))
	974	+[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image030.png]]
1454	1454
1455		-(% 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" %)​
	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]].
1456	1456
	978	+**Step2**: Download the [[LT Image files>>url:http://www.dragino.com/downloads/index.php?dir=LT_LoRa_IO_Controller/LT33222-L/image/]].
1457	1457
1458		-(((
1459		-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:
1460		-)))
	980	+**Step3: **Open flashloader; choose the correct COM port to update.
1461	1461
1462		-(% 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" %)​
1463	1463
1464		-
1465		-(((
1466		-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/]]
	983	+|(((
	984	+HOLD PRO then press the RST button, SYS will be ON, then click next
1467	1467	)))
1468	1468
1469		-
1470		-
1471		-== 5.2 Common AT Command Sequence ==
1472		-
1473		-
1474		-=== 5.2.1 Multi-channel ABP mode (Use with SX1301/LG308) ===
1475		-
1476		-
1477		-If device has not joined network yet:
1478		-
1479		-* (% style="color:#037691" %)**AT+FDR**
1480		-* (% style="color:#037691" %)**AT+NJM=0**
1481		-* (% style="color:#037691" %)**ATZ**
1482		-
1483		-(((
1484		-
1485		-
1486		-If device already joined network:
1487		-
1488		-* (% style="color:#037691" %)**AT+NJM=0**
1489		-* (% style="color:#037691" %)**ATZ**
1490		-
1491		-
	987	+|(((
	988	+Board detected
1492	1492	)))
1493	1493
1494		-
1495		-
1496		-=== 5.5.2 Single-channel ABP mode (Use with LG01/LG02) ===
1497		-
1498		-
1499		-(% style="background-color:#dcdcdc" %)**AT+FDR** (%%) Reset Parameters to Factory Default, Keys Reserve
1500		-
1501		-(% style="background-color:#dcdcdc" %)**AT+NJM=0 **(%%) Set to ABP mode
1502		-
1503		-(% style="background-color:#dcdcdc" %)**AT+ADR=0** (%%) Set the Adaptive Data Rate Off
1504		-
1505		-(% style="background-color:#dcdcdc" %)**AT+DR=5**   (%%) Set Data Rate
1506		-
1507		-(% style="background-color:#dcdcdc" %)**AT+TDC=60000** (%%) Set transmit interval to 60 seconds
1508		-
1509		-(% style="background-color:#dcdcdc" %)**AT+CHS=868400000**(%%)  Set transmit frequency to 868.4Mhz
1510		-
1511		-(% style="background-color:#dcdcdc" %)**AT+RX2FQ=868400000** (%%) Set RX2Frequency to 868.4Mhz (according to the result from server)
1512		-
1513		-(% style="background-color:#dcdcdc" %)**AT+RX2DR=5**  (%%) Set RX2DR to match the downlink DR from server. see below
1514		-
1515		-(% 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.
1516		-
1517		-(% style="background-color:#dcdcdc" %)**ATZ**       (%%) Reset MCU
1518		-
1519		-
1520		-(% style="color:red" %)**Note:**
1521		-
1522		-(((
1523		-(% style="color:red" %)1. Make sure the device is set to ABP mode in the IoT Server.
1524		-2. Make sure the LG01/02 gateway RX frequency is exactly the same as AT+CHS setting.
1525		-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.
1526		-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
1527		-
	991	+|(((
1528	1528
1529	1529	)))
1530	1530
1531		-(% 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" %)​
	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]]
1532	1532
1533	1533
1534	1534
1535		-= 6. FAQ =
	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]]
1536	1536
1537	1537
1538		-== 6.1 How to upgrade the image? ==
	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]]
1539	1539
1540	1540
1541		-(((
1542		-The RS485-LN LoRaWAN Controller is shipped with a 3.5mm cable, the cable is used to upload image to RS485-LN to:
1543		-)))
	1005	+1.
	1006	+11. How to change the LoRa Frequency Bands/Region?
1544	1544
1545		-* (((
1546		-Support new features
1547		-)))
1548		-* (((
1549		-For bug fix
1550		-)))
1551		-* (((
1552		-Change LoRaWAN bands.
1553		-)))
	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.
1554	1554
1555		-(((
1556		-Below shows the hardware connection for how to upload an image to RS485-LN:
1557		-)))
1558	1558
1559		-(% 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"]]
1560	1560
1561		-(% title="Click and drag to resize" %)​
	1012	+1.
	1013	+11. How many RS485-Slave can RS485-BL connects?
1562	1562
1563		-(((
1564		-(% 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]].
1565		-)))
	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]].
1566	1566
1567		-(((
1568		-(% style="color:blue" %)**Step2**(%%)**:** Download the [[LT Image files>>url:https://www.dropbox.com/sh/g99v0fxcltn9r1y/AACP33wo_ZQLsxW2MJ70oUoba/RS485-LN/Firmware?dl=0&subfolder_nav_tracking=1]].
1569		-)))
1570	1570
1571		-(((
1572		-(% style="color:blue" %)**Step3**(%%)**: **Open flashloader; choose the correct COM port to update.
1573		-)))
1574	1574
1575		-(((
1576		-(((
1577		-(((
1578		-(% 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.
1579		-)))
1580		-)))
1581		-)))
1582	1582
	1020	+1. Trouble Shooting
	1021	+11. Downlink doesn’t work, how to solve it?
1583	1583
1584		-(% 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" %)​
	1023	+Please see this link for debug:
1585	1585
	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]]
1586	1586
1587		-(% 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" %)​
1588	1588
1589	1589
1590		-(% 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" %)​
	1029	+1.
	1030	+11. Why I can’t join TTN V3 in US915 /AU915 bands?
1591	1591
	1032	+It might about the channels mapping. Please see for detail.
1592	1592
1593		-(% 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:**
	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]]
1594	1594
1595		-(% 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" %)​
1596	1596
1597	1597
	1038	+1. Order Info
1598	1598
1599		-== 6.2 How to change the LoRa Frequency Bands/Region? ==
	1040	+**Part Number: RS485-BL-XXX**
1600	1600
	1042	+**XXX:**
1601	1601
1602		-User can follow the introduction for [[how to upgrade image>>||anchor="H6.1Howtoupgradetheimage3F"]]. When download the images, choose the required image file for download.
	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
1603	1603
	1055	+1. Packing Info
1604	1604
1605		-
1606		-== 6.3 How many RS485-Slave can RS485-LN connects? ==
1607		-
1608		-
1609		-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"]].
1610		-
1611		-
1612		-
1613		-== 6.4 Compatible question to ChirpStack and TTI LoRaWAN server ? ==
1614		-
1615		-
1616		-When user need to use with ChirpStack or TTI. Please set AT+RPL=4.
1617		-
1618		-Detail info check this link: [[Set Packet Receiving Response Level>>doc:Main.End Device AT Commands and Downlink Command.WebHome||anchor="H7.23SetPacketReceivingResponseLevel"]]
1619		-
1620		-
1621		-
1622		-== 6.5 Can i use point to point communication for RS485-LN? ==
1623		-
1624		-
1625		-Yes, please refer [[Point to Point Communication for RS485-LN>>Point to Point Communication for RS485-LN]].
1626		-
1627		-
1628		-
1629		-== 6.6 How to Use RS485-LN  to connect to RS232 devices? ==
1630		-
1631		-
1632		-[[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/]]
1633		-
1634		-
1635		-
1636		-= 7. Trouble Shooting =
1637		-
1638		-
1639		-== 7.1 Downlink doesn't work, how to solve it? ==
1640		-
1641		-
1642		-Please see this link for debug: [[LoRaWAN Communication Debug>>doc:Main.LoRaWAN Communication Debug.WebHome]]
1643		-
1644		-
1645		-
1646		-== 7.2 Why I can't join TTN V3 in US915 /AU915 bands? ==
1647		-
1648		-
1649		-It might about the channels mapping. Please see for detail: [[Notice of Frequency band>>doc:Main.LoRaWAN Communication Debug.WebHome||anchor="H2.NoticeofUS9152FCN4702FAU915Frequencyband"]]
1650		-
1651		-
1652		-
1653		-= 8. Order Info =
1654		-
1655		-
1656		-(% style="color:blue" %)**Part Number: RS485-LN-XXX**
1657		-
1658		-(% style="color:blue" %)**XXX:**
1659		-
1660		-* (% style="color:red" %)**EU433**(%%):  frequency bands EU433
1661		-* (% style="color:red" %)**EU868**(%%):  frequency bands EU868
1662		-* (% style="color:red" %)**KR920**(%%):  frequency bands KR920
1663		-* (% style="color:red" %)**CN470**(%%):  frequency bands CN470
1664		-* (% style="color:red" %)**AS923**(%%):  frequency bands AS923
1665		-* (% style="color:red" %)**AU915**(%%):  frequency bands AU915
1666		-* (% style="color:red" %)**US915**(%%):  frequency bands US915
1667		-* (% style="color:red" %)**IN865**(%%):  frequency bands IN865
1668		-* (% style="color:red" %)**RU864**(%%):  frequency bands RU864
1669		-* (% style="color:red" %)**KZ865**(%%):  frequency bands KZ865
1670		-
1671		-= 9.Packing Info =
1672		-
1673		-
1674	1674	**Package Includes**:
1675	1675
1676		-* RS485-LN x 1
	1059	+* RS485-BL x 1
1677	1677	* Stick Antenna for LoRa RF part x 1
1678	1678	* Program cable x 1
1679	1679
...	...	@@ -1684,68 +1684,9 @@
1684	1684	* Package Size / pcs : 14.5 x 8 x 5 cm
1685	1685	* Weight / pcs : 170g
1686	1686
1687		-= 10. FCC Caution for RS485LN-US915 =
	1070	+1. Support
1688	1688
	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
1689	1689
1690		-(((
1691		-Any Changes or modifications not expressly approved by the party responsible for compliance could void the user's authority to operate the equipment.
1692		-)))
1693		-
1694		-(((
1695		-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.
1696		-)))
1697		-
1698		-(((
1699		-
1700		-)))
1701		-
1702		-(((
1703		-(% style="color:red" %)**IMPORTANT NOTE:**
1704		-)))
1705		-
1706		-(((
1707		-(% style="color:red" %)**Note: **(%%)This equipment has been tested and found to comply with the limits for a Class B digital device, pursuant to part 15 of the FCC Rules. These limits are designed to provide reasonable protection against harmful interference in a residential installation. This equipment generates, uses and can radiate radio frequency energy and, if not installed and used in accordance with the instructions, may cause harmful interference to radio communications. However, there is no guarantee that interference will not occur in a particular installation. If this equipment does cause harmful interference to radio or television reception, which can be determined by turning the equipment off and on, the user is encouraged to try to correct the interference by one or more of the following measures:
1708		-)))
1709		-
1710		-(((
1711		-—Reorient or relocate the receiving antenna.
1712		-)))
1713		-
1714		-(((
1715		-—Increase the separation between the equipment and receiver.
1716		-)))
1717		-
1718		-(((
1719		-—Connect the equipment into an outlet on a circuit different from that to which the receiver is connected.
1720		-)))
1721		-
1722		-(((
1723		-—Consult the dealer or an experienced radio/TV technician for help.
1724		-)))
1725		-
1726		-(((
1727		-
1728		-)))
1729		-
1730		-(((
1731		-(% style="color:red" %)**FCC Radiation Exposure Statement:**
1732		-)))
1733		-
1734		-(((
1735		-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.
1736		-)))
1737		-
1738		-
1739		-
1740		-= 11. Support =
1741		-
1742		-
1743		-* (((
1744		-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.
1745		-)))
1746		-* (((
1747		-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]].
1748		-
1749		-
1750		-
1751		-)))
	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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