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Title

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

Content

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1		-(% style="text-align:center" %)
2		-[[image:1653266934636-343.png||height="385" width="385"]]
	1	+(% aria-label="1653266934636-343.png image widget" contenteditable="false" role="region" tabindex="-1" %)
	2	+(((
	3	+(% data-widget="image" style="text-align:center" %)
	4	+[[image:1653266934636-343.png||height="385" width="385"]](% title="Click and drag to resize" %)​
3	3
	6	+(% style="background-image:url(http://wiki.dragino.com/xwiki/webjars/wiki%3Axwiki/application-ckeditor-webjar/1.61/plugins/widget/images/handle.png); background:rgba(220,220,220,0.5); display:none" %)[[image:data:image/gif;base64,R0lGODlhAQABAPABAP///wAAACH5BAEKAAAALAAAAAABAAEAAAICRAEAOw==||height="15" role="presentation" title="Click and drag to move" width="15"]]
	7	+)))
4	4
5	5
6		-**RS485-LN – RS485 to LoRaWAN Converter User Manual**
7	7
8	8
9	9
10	10
	14	+
11	11	**Table of Contents:**
12	12
13	13	{{toc/}}
14	14
15	15
	20	+(% aria-label="macro:toc widget" contenteditable="false" role="region" tabindex="-1" %)
	21	+(((
	22	+(% style="background-image:url(http://wiki.dragino.com/xwiki/webjars/wiki%3Axwiki/application-ckeditor-webjar/1.61/plugins/widget/images/handle.png); background:rgba(220,220,220,0.5); display:none" %)[[image:data:image/gif;base64,R0lGODlhAQABAPABAP///wAAACH5BAEKAAAALAAAAAABAAEAAAICRAEAOw==||height="15" role="presentation" title="Click and drag to move" width="15"]]
	23	+)))
16	16
17	17
18	18
19	19
20	20
	29	+
	30	+
21	21	= 1.Introduction =
22	22
	33	+
23	23	== 1.1 What is RS485-LN RS485 to LoRaWAN Converter ==
24	24
25	25	(((
26	26	(((
27	27	(((
	39	+
	40	+
28	28	The Dragino RS485-LN is a (% style="color:blue" %)**RS485 to LoRaWAN Converter**(%%). It converts the RS485 signal into LoRaWAN wireless signal which simplify the IoT installation and reduce the installation/maintaining cost.
29	29	)))
30	30	)))
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48	48
49	49	(((
50	50	(% style="color:blue" %)**Demo Dashboard for RS485-LN**(%%) connect to two energy meters: [[https:~~/~~/app.datacake.de/dashboard/d/58844a26-378d-4c5a-aaf5-b5b5b153447a>>url:https://app.datacake.de/dashboard/d/58844a26-378d-4c5a-aaf5-b5b5b153447a]]
	64	+
	65	+
51	51	)))
52	52	)))
53	53	)))
54	54
55		-[[image:1653267211009-519.png||height="419" width="724"]]
	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" %)​
56	56
57	57
	73	+
58	58	== 1.2 Specifications ==
59	59
60	60
61		-**Hardware System:**
	77	+(% style="color:#037691" %)**Hardware System:**
62	62
63	63	* STM32L072CZT6 MCU
64	64	* SX1276/78 Wireless Chip
...	...	@@ -66,13 +66,15 @@
66	66	** Idle: 32mA@12v
67	67	** 20dB Transmit: 65mA@12v
68	68
69		-**Interface for Model:**
70	70
	86	+(% style="color:#037691" %)**Interface for Model:**
	87	+
71	71	* RS485
72	72	* Power Input 7~~ 24V DC.
73	73
74		-**LoRa Spec:**
75	75
	92	+(% style="color:#037691" %)**LoRa Spec:**
	93	+
76	76	* Frequency Range:
77	77	** Band 1 (HF): 862 ~~ 1020 Mhz
78	78	** Band 2 (LF): 410 ~~ 528 Mhz
...	...	@@ -92,10 +92,13 @@
92	92	* Automatic RF Sense and CAD with ultra-fast AFC.
93	93	* Packet engine up to 256 bytes with CRC
94	94
	113	+
	114	+
95	95	== 1.3 Features ==
96	96
	117	+
97	97	* LoRaWAN Class A & Class C protocol (default Class C)
98		-* Frequency Bands: CN470/EU433/KR920/US915/EU868/AS923/AU915/IN865/RU864
	119	+* Frequency Bands: CN470/EU433/KR920/US915/EU868/AS923/AU915/IN865/RU864/MA869
99	99	* AT Commands to change parameters
100	100	* Remote configure parameters via LoRa Downlink
101	101	* Firmware upgradable via program port
...	...	@@ -103,8 +103,11 @@
103	103	* Support Modbus protocol
104	104	* Support Interrupt uplink (Since hardware version v1.2)
105	105
	127	+
	128	+
106	106	== 1.4 Applications ==
107	107
	131	+
108	108	* Smart Buildings & Home Automation
109	109	* Logistics and Supply Chain Management
110	110	* Smart Metering
...	...	@@ -112,19 +112,29 @@
112	112	* Smart Cities
113	113	* Smart Factory
114	114
	139	+
	140	+
115	115	== 1.5 Firmware Change log ==
116	116
	143	+
117	117	[[RS485-LN Image files – Download link and Change log>>url:http://www.dragino.com/downloads/index.php?dir=RS485-LN/]]
118	118
119	119
	147	+
120	120	== 1.6 Hardware Change log ==
121	121
	150	+
122	122	(((
123	123	(((
	153	+(((
124	124	v1.2: Add External Interrupt Pin.
	155	+)))
125	125
	157	+(((
126	126	v1.0: Release
	159	+)))
127	127
	161	+
128	128
129	129	)))
130	130	)))
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131	131
132	132	= 2. Power ON Device =
133	133
	168	+
134	134	(((
135	135	The RS485-LN can be powered by 7 ~~ 24V DC power source. Connection as below
136	136
...	...	@@ -141,28 +141,36 @@
141	141	Once there is power, the RS485-LN will be on.
142	142	)))
143	143
144		-[[image:1653268091319-405.png]]
	179	+(% 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" %)​
145	145
	181	+
146	146
147	147	)))
148	148
149	149	= 3. Operation Mode =
150	150
	187	+
151	151	== 3.1 How it works? ==
152	152
	190	+
153	153	(((
	192	+(((
154	154	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.
	194	+)))
155	155
	196	+
156	156
157	157	)))
158	158
159	159	== 3.2 Example to join LoRaWAN network ==
160	160
	202	+
161	161	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.
162	162
163		-[[image:1653268155545-638.png||height="334" width="724"]]
164	164
	206	+(% aria-label="1653268155545-638.png image widget" contenteditable="false" role="region" tabindex="-1" %)[[image:1653268155545-638.png||data-widget="image" height="334" width="724"]](% style="background-image:url(http://wiki.dragino.com/xwiki/webjars/wiki%3Axwiki/application-ckeditor-webjar/1.61/plugins/widget/images/handle.png); background:rgba(220,220,220,0.5); display:none" %)[[image:data:image/gif;base64,R0lGODlhAQABAPABAP///wAAACH5BAEKAAAALAAAAAABAAEAAAICRAEAOw==||draggable="true" height="15" role="presentation" title="Click and drag to move" width="15"]](% title="Click and drag to resize" %)​
165	165
	208	+
166	166	(((
167	167	(((
168	168	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:
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170	170
171	171	(((
172	172	485A+ and 485B- of the sensor are connected to RS485A and RA485B of RS485-LN respectively.
	216	+
	217	+
173	173	)))
174	174
175		-[[image:1653268227651-549.png||height="592" width="720"]]
	220	+(% 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" %)​
176	176
	222	+
177	177	(((
178	178	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:
	225	+
	226	+
179	179	)))
180	180
181	181	(((
182		-**Step 1**: Create a device in TTN V3 with the OTAA keys from RS485-LN.
	230	+(% style="color:blue" %)**Step 1**(%%): Create a device in TTN V3 with the OTAA keys from RS485-LN.
183	183	)))
184	184
185	185	(((
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187	187	)))
188	188	)))
189	189
190		-[[image:1652953462722-299.png]]
	238	+(% aria-label="1652953462722-299.png image widget" contenteditable="false" role="region" tabindex="-1" %)[[image:1652953462722-299.png||data-widget="image"]](% style="background-image:url(http://wiki.dragino.com/xwiki/webjars/wiki%3Axwiki/application-ckeditor-webjar/1.61/plugins/widget/images/handle.png); background:rgba(220,220,220,0.5); display:none" %)[[image:data:image/gif;base64,R0lGODlhAQABAPABAP///wAAACH5BAEKAAAALAAAAAABAAEAAAICRAEAOw==||draggable="true" height="15" role="presentation" title="Click and drag to move" width="15"]](% title="Click and drag to resize" %)​
191	191
	240	+
192	192	(((
193	193	(((
194	194	User can enter this key in their LoRaWAN Server portal. Below is TTN V3 screen shot:
	244	+
	245	+
195	195	)))
196	196
197	197	(((
198		-Add APP EUI in the application.
	249	+**Add APP EUI in the application.**
199	199	)))
200	200	)))
201	201
202		-[[image:image-20220519174512-1.png]]
	253	+(% 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" %)​
203	203
204		-[[image:image-20220519174512-2.png||height="323" width="720"]]
	255	+(% aria-label="image-20220519174512-2.png image widget" contenteditable="false" role="region" tabindex="-1" %)[[image:image-20220519174512-2.png||data-widget="image" height="323" width="720"]](% style="background-image:url(http://wiki.dragino.com/xwiki/webjars/wiki%3Axwiki/application-ckeditor-webjar/1.61/plugins/widget/images/handle.png); background:rgba(220,220,220,0.5); display:none" %)[[image:data:image/gif;base64,R0lGODlhAQABAPABAP///wAAACH5BAEKAAAALAAAAAABAAEAAAICRAEAOw==||draggable="true" height="15" role="presentation" title="Click and drag to move" width="15"]](% title="Click and drag to resize" %)​
205	205
206		-[[image:image-20220519174512-3.png||height="556" width="724"]]
	257	+(% aria-label="image-20220519174512-3.png image widget" contenteditable="false" role="region" tabindex="-1" %)[[image:image-20220519174512-3.png||data-widget="image" height="556" width="724"]](% style="background-image:url(http://wiki.dragino.com/xwiki/webjars/wiki%3Axwiki/application-ckeditor-webjar/1.61/plugins/widget/images/handle.png); background:rgba(220,220,220,0.5); display:none" %)[[image:data:image/gif;base64,R0lGODlhAQABAPABAP///wAAACH5BAEKAAAALAAAAAABAAEAAAICRAEAOw==||draggable="true" height="15" role="presentation" title="Click and drag to move" width="15"]](% title="Click and drag to resize" %)​
207	207
208		-[[image:image-20220519174512-4.png]]
	259	+(% 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"]]
209	209
	261	+
	262	+(% title="Click and drag to resize" %)​
	263	+
210	210	You can also choose to create the device manually.
211	211
212		-[[image:1652953542269-423.png||height="710" width="723"]]
	266	+(% 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" %)​
213	213
214		-Add APP KEY and DEV EUI
215	215
216		-[[image:1652953553383-907.png||height="514" width="724"]]
217	217
	270	+**Add APP KEY and DEV EUI**
218	218
	272	+(% 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" %)​
	273	+
	274	+
	275	+
219	219	(((
220		-**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.
	277	+(% 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.
	278	+
	279	+
221	221	)))
222	222
223		-[[image:1652953568895-172.png||height="232" width="724"]]
	282	+(% 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" %)​
224	224
225	225
	285	+
226	226	== 3.3 Configure Commands to read data ==
227	227
	288	+
228	228	(((
229	229	(((
230		-There are plenty of RS485 devices in the market and each device has different command to read the valid data. To support these devices in flexible, RS485-LN supports flexible command set. User can use [[AT Commands>>||anchor="H3.5ConfigureRS485-BLviaATorDownlink"]] or LoRaWAN Downlink Command to configure what commands RS485-LN should send for each sampling and how to handle the return from RS485 devices.
	291	+(((
	292	+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.
	293	+
	294	+
231	231	)))
	296	+)))
232	232
233	233	(((
234		-(% 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
	299	+(((
	300	+(% 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**
	301	+)))
235	235
	303	+
236	236
237	237	)))
238	238	)))
239	239
240		-=== 3.3.1 onfigure UART settings for RS485 or TTL communication ===
	308	+=== 3.3.1 Configure UART settings for RS485 or TTL communication ===
241	241
	310	+
242	242	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:
243	243
244		-(% border="1" style="background-color:#ffffcc; color:green; width:782px" %)
245		-|(% style="width:128px" %)(((
	313	+
	314	+(% border="1" cellspacing="10" style="background-color:#ffffcc; color:green; width:510px" %)
	315	+|=(% style="width: 110px;" %)(((
246	246	**AT Commands**
247		-)))|(% style="width:305px" %)(((
	317	+)))|=(% style="width: 190px;" %)(((
248	248	**Description**
249		-)))|(% style="width:346px" %)(((
	319	+)))|=(% style="width: 190px;" %)(((
250	250	**Example**
251	251	)))
252		-|(% style="width:128px" %)(((
	322	+|(% style="width:110px" %)(((
253	253	AT+BAUDR
254		-)))|(% style="width:305px" %)(((
	324	+)))|(% style="width:190px" %)(((
255	255	Set the baud rate (for RS485 connection). Default Value is: 9600.
256		-)))|(% style="width:346px" %)(((
	326	+)))|(% style="width:190px" %)(((
257	257	(((
258	258	AT+BAUDR=9600
259	259	)))
...	...	@@ -262,11 +262,11 @@
262	262	Options: (1200,2400,4800,14400,19200,115200)
263	263	)))
264	264	)))
265		-|(% style="width:128px" %)(((
	335	+|(% style="width:110px" %)(((
266	266	AT+PARITY
267		-)))|(% style="width:305px" %)(((
	337	+)))|(% style="width:190px" %)(((
268	268	Set UART parity (for RS485 connection)
269		-)))|(% style="width:346px" %)(((
	339	+)))|(% style="width:190px" %)(((
270	270	(((
271	271	AT+PARITY=0
272	272	)))
...	...	@@ -275,9 +275,9 @@
275	275	Option: 0: no parity, 1: odd parity, 2: even parity
276	276	)))
277	277	)))
278		-|(% style="width:128px" %)(((
	348	+|(% style="width:110px" %)(((
279	279	AT+STOPBIT
280		-)))|(% style="width:305px" %)(((
	350	+)))|(% style="width:190px" %)(((
281	281	(((
282	282	Set serial stopbit (for RS485 connection)
283	283	)))
...	...	@@ -285,7 +285,7 @@
285	285	(((
286	286
287	287	)))
288		-)))|(% style="width:346px" %)(((
	358	+)))|(% style="width:190px" %)(((
289	289	(((
290	290	AT+STOPBIT=0 for 1bit
291	291	)))
...	...	@@ -299,26 +299,40 @@
299	299	)))
300	300	)))
301	301
	372	+
	373	+
302	302	=== 3.3.2 Configure sensors ===
303	303
	376	+
304	304	(((
305	305	(((
306		-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.
	379	+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.
	380	+
	381	+
307	307	)))
308	308	)))
309	309
310		-(% border="1" style="background-color:#ffffcc; color:green; width:806px" %)
311		-|**AT Commands**|(% style="width:418px" %)**Description**|(% style="width:256px" %)**Example**
312		-|AT+CFGDEV|(% style="width:418px" %)(((
	385	+(% border="1" cellspacing="10" style="background-color:#ffffcc; color:green; width:510px" %)
	386	+|=(% style="width: 110px;" %)**AT Commands**|=(% style="width: 190px;" %)**Description**|=(% style="width: 190px;" %)**Example**
	387	+|AT+CFGDEV|(% style="width:110px" %)(((
	388	+(((
313	313	This command is used to configure the RS485/TTL devices; they won’t be used during sampling.
	390	+)))
314	314
	392	+(((
315	315	AT+CFGDEV=xx xx xx xx xx xx xx xx xx xx xx xx,
	394	+)))
316	316
	396	+(((
317	317	mm: 0: no CRC, 1: add CRC-16/MODBUS in the end of this command
318		-)))|(% style="width:256px" %)AT+CFGDEV=xx xx xx xx xx xx xx xx xx xx xx xx,m
	398	+)))
	399	+)))|(% style="width:190px" %)AT+CFGDEV=xx xx xx xx xx xx xx xx xx xx xx xx,m
319	319
	401	+
	402	+
320	320	=== 3.3.3 Configure read commands for each sampling ===
321	321
	405	+
322	322	(((
323	323	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.
324	324
...	...	@@ -329,8 +329,9 @@
329	329	During each sampling, the RS485-LN can support 15 commands to read sensors. And combine the return to one or several uplink payloads.
330	330
331	331
332		-**Each RS485 commands include two parts:**
	416	+(% style="color:#037691" %)**Each RS485 commands include two parts:**
333	333
	418	+
334	334	~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.
335	335
336	336	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.
...	...	@@ -340,15 +340,14 @@
340	340
341	341	After we got the valid value from each RS485 commands, we need to combine them together with the command **AT+DATAUP**.
342	342
343		-
344	344	Below are examples for the how above AT Commands works.
345	345
346	346
347		-**AT+COMMANDx : **This command will be sent to RS485 devices during each sampling, Max command length is 14 bytes. The grammar is:
	431	+(% 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:
348	348
349	349	(% border="1" style="background-color:#4bacc6; color:white; width:499px" %)
350	350	|(% style="width:496px" %)(((
351		-**AT+COMMANDx=xx xx xx xx xx xx xx xx xx xx xx xx,m**
	435	+(% style="color:#037691" %)**AT+COMMANDx=xx xx xx xx xx xx xx xx xx xx xx xx,m**
352	352
353	353	**xx xx xx xx xx xx xx xx xx xx xx xx: The RS485 command to be sent**
354	354
...	...	@@ -360,10 +360,10 @@
360	360	In the RS485-LN, we should use this command AT+COMMAND1=01 03 0B B8 00 02,1 for the same.
361	361
362	362
363		-**AT+DATACUTx : **This command defines how to handle the return from AT+COMMANDx, max return length is 45 bytes.
	447	+(% style="color:#037691" %)**AT+DATACUTx **(%%)**: **This command defines how to handle the return from AT+COMMANDx, max return length is 100 bytes.
364	364
365		-(% border="1" style="background-color:#4bacc6; color:white; width:725px" %)
366		-|(% style="width:722px" %)(((
	449	+(% border="1" style="background-color:#4bacc6; color:white; width:510px" %)
	450	+|(% style="width:510px" %)(((
367	367	**AT+DATACUTx=a,b,c**
368	368
369	369	* **a: length for the return of AT+COMMAND**
...	...	@@ -373,25 +373,30 @@
373	373
374	374	**Examples:**
375	375
376		-* Grab bytes:
377	377
378		-[[image:image-20220602153621-1.png]]
	461	+* (% style="color:#037691" %)**Grab bytes**
379	379
	463	+(% 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" %)​
380	380
381		-* Grab a section.
382	382
383		-[[image:image-20220602153621-2.png]]
384	384
	467	+* (% style="color:#037691" %)**Grab a section**
385	385
386		-* Grab different sections.
	469	+(% 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" %)​
387	387
388		-[[image:image-20220602153621-3.png]]
389	389
	472	+
	473	+* (% style="color:#037691" %)**Grab different sections**
	474	+
	475	+(% 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" %)​
	476	+
	477	+
390	390
391	391	)))
392	392
393	393	=== 3.3.4 Compose the uplink payload ===
394	394
	483	+
395	395	(((
396	396	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.**
397	397
...	...	@@ -409,18 +409,16 @@
409	409	)))
410	410
411	411	(((
412		-Final Payload is
	501	+Final Payload is (% style="color:#4f81bd" %)**Battery Info+PAYVER + VALID Value from RETURN1 + Valid Value from RETURN2 + … + RETURNx**
413	413	)))
414	414
415	415	(((
416		-(% style="color:#4f81bd" %)**Battery Info+PAYVER + VALID Value from RETURN1 + Valid Value from RETURN2 + … + RETURNx**
417		-)))
418		-
419		-(((
420	420	Where PAYVER is defined by AT+PAYVER, below is an example screen shot.
	506	+
	507	+
421	421	)))
422	422
423		-[[image:1653269759169-150.png||height="513" width="716"]]
	510	+(% 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" %)​
424	424
425	425
426	426	(% style="color:#037691" %)**Examples: AT+DATAUP=1**
...	...	@@ -428,19 +428,18 @@
428	428
429	429	Compose the uplink payload with value returns in sequence and send with (% style="color:red" %)**Multiply UPLINKs**.
430	430
431		-Final Payload is
	518	+Final Payload is (% style="color:#4f81bd" %)**Battery Info+PAYVER + PAYLOAD COUNT + PAYLOAD# + DATA**
432	432
433		-(% style="color:#4f81bd" %)**Battery Info+PAYVER + PAYLOAD COUNT + PAYLOAD# + DATA**
434	434
435		-
436	436	1. PAYVER: Defined by AT+PAYVER
437	437	1. PAYLOAD COUNT: Total how many uplinks of this sampling.
438	438	1. PAYLOAD#: Number of this uplink. (from 0,1,2,3…,to PAYLOAD COUNT)
439	439	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
440	440
441		-[[image:image-20220602155039-4.png]]
442	442
	527	+(% 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" %)​
443	443
	529	+
444	444	So totally there will be 3 uplinks for this sampling, each uplink include 8 bytes DATA
445	445
446	446	DATA1=RETURN1 Valid Value + the first two of Valid value of RETURN10= **20 20 0a 33 90 41 02 aa**
...	...	@@ -450,8 +450,9 @@
450	450	DATA3=the rest of Valid value of RETURN10= **30**
451	451
452	452
453		-(% 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:
	539	+(% 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:**
454	454
	541	+
455	455	~* For AU915/AS923 bands, if UplinkDwell time=0, max 51 bytes for each uplink.
456	456
457	457	* For AU915/AS923 bands, if UplinkDwell time=0, max 11 bytes for each uplink.
...	...	@@ -460,598 +460,1156 @@
460	460
461	461	~* For all other bands: max 51 bytes for each uplink.
462	462
	550	+(% style="color:red" %)*** When AT+DATAUP=1, the maximum number of segments is 15, and the maximum total number of bytes is 1500;**
463	463
	552	+(% 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)**
	553	+
	554	+
	555	+(% style="color:#4f81bd" %)**If the data is empty, return to the display（Since v1.4.0）**
	556	+
	557	+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**.
	558	+
	559	+
	560	+[[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"]]
	561	+
	562	+
	563	+
	564	+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**.
	565	+
	566	+
	567	+[[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"]]
	568	+
	569	+
	570	+
464	464	Below are the uplink payloads:
465	465
466		-[[image:1654157178836-407.png]]
467	467
	574	+(% 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" %)​
468	468
	576	+
	577	+
469	469	=== 3.3.5 Uplink on demand ===
470	470
	580	+
471	471	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.
472	472
473		-Downlink control command:
	583	+(% style="color:blue" %)**Downlink control command:**
474	474
475		-**0x08 command**: Poll an uplink with current command set in RS485-LN.
	585	+(% style="color:#4472c4" %)** 0x08 command**(%%): Poll an uplink with current command set in RS485-LN.
476	476
477		-**0xA8 command**: Send a command to RS485-LN and uplink the output from sensors.
	587	+(% style="color:#4472c4" %)** 0xA8 command**(%%): Send a command to RS485-LN and uplink the output from sensors.
478	478
479	479
480	480
481	481	=== 3.3.6 Uplink on Interrupt ===
482	482
	593	+
483	483	RS485-LN support external Interrupt uplink since hardware v1.2 release.
484	484
485		-[[image:1654157342174-798.png]]
486	486
	597	+(% 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" %)​
	598	+
487	487	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.
488	488
489	489
	602	+
490	490	== 3.4 Uplink Payload ==
491	491
492		-(% border="1" style="background-color:#4bacc6; color:white; width:734px" %)
493		-|**Size(bytes)**|(% style="width:120px" %)**2**|(% style="width:116px" %)**1**|(% style="width:386px" %)**Length depends on the return from the commands**
494		-|Value|(% style="width:120px" %)(((
495		-Battery(mV)
496	496
497		-&
	606	+(% 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"]]
498	498
499		-Interrupt _Flag
500		-)))|(% style="width:116px" %)(((
501		-PAYLOAD_VER
	608	+(% title="Click and drag to resize" %)​
502	502
503		-
504		-)))|(% 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.
505		-
506	506	Below is the decoder for the first 3 bytes. The rest bytes are dynamic depends on different RS485 sensors.
507	507
508	508
509		-== 3.5 Configure RS485-BL via AT or Downlink ==
510	510
	614	+== 3.5 Configure RS485-LN via AT or Downlink ==
	615	+
	616	+
	617	+(((
511	511	User can configure RS485-LN via AT Commands or LoRaWAN Downlink Commands
	619	+)))
512	512
	621	+(((
513	513	There are two kinds of Commands:
	623	+)))
514	514
515		-* (% 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]]
	625	+* (((
	626	+(% 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]]
	627	+)))
516	516
517		-* (% style="color:#4f81bd" %)**Sensor Related Commands**(%%): These commands are special designed for RS485-LN.  User can see these commands below:
	629	+* (((
	630	+(% style="color:#4f81bd" %)**Sensor Related Commands**(%%): These commands are special designed for RS485-LN.  User can see these commands below:
	631	+)))
518	518
	633	+(((
	634	+
	635	+)))
	636	+
	637	+
	638	+
519	519	=== 3.5.1 Common Commands ===
520	520
	641	+
521	521	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]]
522	522
523	523
524		-=== 3.5.2 Sensor related commands ===
525	525
	646	+=== 3.5.2 Downlink Response(Since firmware v1.4) ===
	647	+
	648	+
526	526	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.
527	527
528		-[[image:image-20220602163333-5.png||height="263" width="1160"]]
	651	+(% 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" %)​
529	529
530	530	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)
531	531
532	532
	656	+
533	533	=== 3.5.3 Sensor related commands ===
534	534
535	535
536	536
537		-==== **RS485 Debug Command** ====
538	538
539		-This command is used to configure the RS485 devices; they won’t be used during sampling.
	662	+==== (% style="color:blue" %)**RS485 Debug Command**(%%) ====
540	540
541		-* **AT Command**
542	542
543		-(% class="box infomessage" %)
544	544	(((
545		-**AT+CFGDEV=xx xx xx xx xx xx xx xx xx xx xx xx,m**
	666	+This command is used to configure the RS485 devices; they won't be used during sampling.
546	546	)))
547	547
548		-m: 0: no CRC, 1: add CRC-16/MODBUS in the end of this command
	669	+* (((
	670	+(% style="color:#037691" %)**AT Command**
549	549
550		-* **Downlink Payload**
	672	+(((
	673	+(% 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
	674	+)))
	675	+)))
551	551
552		-Format: A8 MM NN XX XX XX XX YY
	677	+(((
	678	+
	679	+)))
553	553
	681	+* (((
	682	+(% style="color:#037691" %)**Downlink Payload**
	683	+)))
	684	+
	685	+(((
	686	+Format: (% style="color:#4472c4" %)** A8 MM NN XX XX XX XX YY**
	687	+)))
	688	+
	689	+(((
554	554	Where:
	691	+)))
555	555
556		-* MM: 1: add CRC-16/MODBUS ; 0: no CRC
557		-* NN: The length of RS485 command
558		-* XX XX XX XX: RS485 command total NN bytes
559		-* YY: How many bytes will be uplink from the return of this RS485 command,
560		-** if YY=0, RS485-LN will execute the downlink command without uplink;
561		-** if YY>0, RS485-LN will uplink total YY bytes from the output of this RS485 command; Fport=200
562		-** if YY=FF, RS485-LN will uplink RS485 output with the downlink command content; Fport=200.
	693	+* (((
	694	+MM: 1: add CRC-16/MODBUS ; 0: no CRC
	695	+)))
	696	+* (((
	697	+NN: The length of RS485 command
	698	+)))
	699	+* (((
	700	+XX XX XX XX: RS485 command total NN bytes
	701	+)))
	702	+* (((
	703	+(((
	704	+YY: How many bytes will be uplink from the return of this RS485 command,
	705	+)))
563	563
564		-**Example 1** ~-~-> Configure without ask for uplink (YY=0)
	707	+* (((
	708	+if YY=0, RS485-LN will execute the downlink command without uplink;
	709	+)))
	710	+* (((
	711	+if YY>0, RS485-LN will uplink total YY bytes from the output of this RS485 command; Fport=200
	712	+)))
	713	+* (((
	714	+if YY=FF, RS485-LN will uplink RS485 output with the downlink command content; Fport=200.
	715	+)))
	716	+)))
565	565
	718	+(((
	719	+
	720	+
	721	+(% style="color:blue" %)**Example 1:**  (%%) ~-~-> Configure without ask for uplink (YY=0)
	722	+)))
	723	+
	724	+(((
566	566	To connect a Modbus Alarm with below commands.
	726	+)))
567	567
568		-* 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.
	728	+* (((
	729	+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.
	730	+)))
569	569
570		-* 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.
	732	+* (((
	733	+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.
	734	+)))
571	571
	736	+(((
	737	+
	738	+
572	572	So if user want to use downlink command to control to RS485 Alarm, he can use:
	740	+)))
573	573
	742	+(((
574	574	(% style="color:#4f81bd" %)**A8 01 06 0A 05 00 04 00 01 00**(%%): to activate the RS485 Alarm
	744	+)))
575	575
	746	+(((
576	576	(% style="color:#4f81bd" %)**A8 01 06 0A 05 00 04 00 00 00**(%%): to deactivate the RS485 Alarm
	748	+)))
577	577
	750	+(((
578	578	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.
	752	+)))
579	579
	754	+(((
	755	+
	756	+)))
580	580
581		-**Example 2** ~-~-> Configure with requesting uplink and original downlink command (**YY=FF**)
	758	+(((
	759	+(% style="color:blue" %)**Example 2:**  (%%) ~-~-> Configure with requesting uplink and original downlink command (**YY=FF**)
	760	+)))
582	582
	762	+(((
583	583	User in IoT server send a downlink command: (% style="color:#4f81bd" %)**A8 01 06 0A 08 00 04 00 01 YY**
	764	+)))
584	584
	766	+(((
	767	+
	768	+)))
585	585
586		-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:
	770	+(((
	771	+(((
	772	+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**
	773	+)))
587	587
588		- **A8** (% style="color:#4f81bd" %)**0A 08 00 04 00  **(% style="color:red" %)**01 06** ** **(% style="color:green" %)**0A 08 00 04 00 00**
	775	+
	776	+)))
589	589
590		- [[image:1654159460680-153.png]]
	778	+(((
	779	+ (% 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" %)​
	780	+)))
591	591
592	592
593	593
594		-==== **Set Payload version** ====
595	595
596		-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.
	785	+==== (% style="color:blue" %)**Set Payload version**(%%) ====
597	597
598		-* **AT Command:**
599	599
600		-(% class="box infomessage" %)
601	601	(((
602		-**AT+PAYVER: Set PAYVER field = 1**
	789	+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.
603	603	)))
604	604
605		-* **Downlink Payload:**
	792	+* (((
	793	+(% style="color:#037691" %)**AT Command:**
606	606
607		-**0xAE 01**  ~-~-> Set PAYVER field =  0x01
	795	+(% style="color:#4472c4" %)** AT+PAYVER:    ** (%%) Set PAYVER field = 1
608	608
609		-**0xAE 0F**   ~-~-> Set PAYVER field =  0x0F
	797	+
	798	+)))
	799	+* (((
	800	+(% style="color:#037691" %)**Downlink Payload:**
	801	+)))
610	610
	803	+(((
	804	+(% style="color:#4472c4" %)** 0xAE 01** (%%) ~-~->  Set PAYVER field =  0x01
	805	+)))
611	611
	807	+(((
	808	+(% style="color:#4472c4" %)** 0xAE 0F**   (%%) ~-~->  Set PAYVER field =  0x0F
	809	+)))
612	612
613		-==== **Set RS485 Sampling Commands** ====
614	614
615		-AT+COMMANDx or AT+DATACUTx
	812	+1 )  Add the interrupt flag at the highest bit of the Payver byte, that is, Byte7 of the first byte. (Since v1.4.0)
616	616
617		-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"]].
	814	+[[image:image-20220824145428-2.png||height="168" width="1300"]]
618	618
619	619
620		-* **AT Command:**
	817	+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.
621	621
622		-(% class="box infomessage" %)
	819	+
	820	+[[image:image-20220824145428-3.png||height="308" width="1200"]]
	821	+
	822	+
	823	+
	824	+
	825	+==== (% style="color:blue" %)**Set RS485 Sampling Commands**(%%) ====
	826	+
	827	+
623	623	(((
624		-**AT+COMMANDx: Configure RS485 read command to sensor.**
	829	+AT+COMMANDx or AT+DATACUTx
625	625	)))
626	626
627		-(% class="box infomessage" %)
628	628	(((
629		-**AT+DATACUTx: Configure how to handle return from RS485 devices.**
	833	+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"]].
630	630	)))
631	631
	836	+(((
	837	+
	838	+)))
632	632
633		-* **Downlink Payload:**
	840	+* (((
	841	+(% style="color:#037691" %)**AT Command:**
	842	+)))
634	634
635		-**0xAF** downlink command can be used to set AT+COMMANDx or AT+DATACUTx.
	844	+(% style="color:#4472c4" %)** AT+COMMANDx:    ** (%%) Configure RS485 read command to sensor.
636	636
637		-(% style="color:red" %)**Note**(%%): if user use AT+COMMANDx to add a new command, he also need to send AT+DATACUTx downlink.
	846	+(% style="color:#4472c4" %)** AT+DATACUTx:        **(%%) Configure how to handle return from RS485 devices.
638	638
639		-Format: AF MM NN LL XX XX XX XX YY
640	640
	849	+* (((
	850	+(% style="color:#037691" %)**Downlink Payload:**
	851	+)))
	852	+
	853	+(((
	854	+(% style="color:#4472c4" %)** 0xAF**(%%) downlink command can be used to set AT+COMMANDx or AT+DATACUTx.
	855	+
	856	+
	857	+)))
	858	+
	859	+(((
	860	+(% style="color:red" %)**Note : if user use AT+COMMANDx to add a new command, he also need to send AT+DATACUTx downlink.**
	861	+
	862	+
	863	+)))
	864	+
	865	+(((
	866	+Format: (% style="color:#4472c4" %)** AF MM NN LL XX XX XX XX YY**
	867	+)))
	868	+
	869	+(((
641	641	Where:
	871	+)))
642	642
643		-* MM: the ATCOMMAND or AT+DATACUT to be set. Value from 01 ~~ 0F,
644		-* NN:  0: no CRC; 1: add CRC-16/MODBUS ; 2: set the AT+DATACUT value.
645		-* LL:  The length of AT+COMMAND or AT+DATACUT command
646		-* XX XX XX XX: AT+COMMAND or AT+DATACUT command
647		-* YY:  If YY=0, RS485-BL will execute the downlink command without uplink; if YY=1, RS485-LN will execute an uplink after got this command.
	873	+* (((
	874	+MM: the ATCOMMAND or AT+DATACUT to be set. Value from 01 ~~ 0F,
	875	+)))
	876	+* (((
	877	+NN:  0: no CRC; 1: add CRC-16/MODBUS ; 2: set the AT+DATACUT value.
	878	+)))
	879	+* (((
	880	+LL:  The length of AT+COMMAND or AT+DATACUT command
	881	+)))
	882	+* (((
	883	+XX XX XX XX: AT+COMMAND or AT+DATACUT command
	884	+)))
	885	+* (((
	886	+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.
	887	+)))
648	648
	889	+(((
	890	+
	891	+
649	649	**Example:**
	893	+)))
650	650
	895	+(((
651	651	(% 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
	897	+)))
652	652
	899	+(((
653	653	(% 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**
	901	+)))
654	654
	903	+(((
655	655	(% 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**
	905	+)))
656	656
657	657
658	658
659		-==== **Fast command to handle MODBUS device** ====
660	660
661		-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]].
	910	+==== (% style="color:blue" %)**Fast command to handle MODBUS device**(%%) ====
662	662
	912	+
	913	+(((
	914	+(% 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]].
	915	+)))
	916	+
	917	+(((
663	663	This command is valid since v1.3 firmware version
	919	+)))
664	664
	921	+(((
665	665	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.
	923	+)))
666	666
	925	+(((
	926	+
	927	+)))
667	667
	929	+(((
668	668	**Example:**
	931	+)))
669	669
670		-* AT+MBFUN=1 and AT+DATACUT1/AT+DATACUT2 are not configure (0,0,0). So RS485-LN.
671		-* 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.
672		-* 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.
	933	+* (((
	934	+AT+MBFUN=1 and AT+DATACUT1/AT+DATACUT2  are not configure (0,0,0). So RS485-LN.
	935	+)))
	936	+* (((
	937	+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.
	938	+)))
	939	+* (((
	940	+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	673
674		-[[image:image-20220602165351-6.png]]
	942	+
	943	+)))
675	675
676		-[[image:image-20220602165351-7.png]]
	945	+(% 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" %)​
677	677
	947	+(% aria-label="image-20220602165351-7.png image widget" contenteditable="false" role="region" tabindex="-1" %)[[image:image-20220602165351-7.png||data-widget="image"]](% title="Click and drag to resize" %)​
678	678
679	679
680		-==== **RS485 command timeout** ====
681	681
	951	+
	952	+==== (% style="color:blue" %)**RS485 command timeout**(%%) ====
	953	+
	954	+
	955	+(((
682	682	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.
	957	+)))
683	683
	959	+(((
684	684	Default value: 0, range:  0 ~~ 65 seconds
	961	+)))
685	685
686		-* **AT Command:**
687		-
688		-(% class="box infomessage" %)
689	689	(((
690		-**AT+CMDDLaa=hex(bb cc)*1000**
	964	+* (% style="color:#037691" %)** AT Command:**
	965	+
	966	+
	967	+(% style="color:#4472c4" %)** AT+CMDDLaa=hex(bb cc)*1000**
691	691	)))
692	692
	970	+(((
	971	+
	972	+
693	693	**Example:**
	974	+)))
694	694
695		-**AT+CMDDL1=1000** to send the open time to 1000ms
	976	+(((
	977	+(% style="color:#4472c4" %)** AT+CMDDL1=1000** (%%)to send the open time to 1000ms
	978	+)))
696	696
	980	+(((
	981	+
	982	+)))
697	697
698		-* **Downlink Payload:**
	984	+* (((
	985	+(% style="color:#037691" %)** Downlink Payload:**
	986	+)))
699	699
700		-**0x AA aa bb cc**
	988	+(((
	989	+(% style="color:#4472c4" %)** 0x AA aa bb cc**(%%) Same as: AT+CMDDLaa=hex(bb cc)*1000
	990	+)))
701	701
702		-Same as: AT+CMDDLaa=hex(bb cc)*1000
	992	+(((
	993	+
703	703
704		- **Example:**
	995	+**Example:**
	996	+)))
705	705
706		- 0xAA 01 00 01  ~-~-> Same as **AT+CMDDL1=1000 ms**
	998	+(((
	999	+**0xAA 01 00 01**  ~-~-> Same as  **AT+CMDDL1=1000 ms**
	1000	+)))
707	707
708	708
709	709
710		-==== **Uplink payload mode** ====
711	711
	1005	+==== (% style="color:blue" %)**Uplink payload mode**(%%) ====
	1006	+
	1007	+
	1008	+(((
712	712	Define to use one uplink or multiple uplinks for the sampling.
	1010	+)))
713	713
	1012	+(((
714	714	The use of this command please see: [[Compose Uplink payload>>||anchor="H3.3.4Composetheuplinkpayload"]]
715	715
716		-* **AT Command:**
	1015	+
	1016	+)))
717	717
718		-(% class="box infomessage" %)
719	719	(((
720		-**AT+DATAUP=0**
	1019	+* (% style="color:#037691" %)** AT Command:**
	1020	+
	1021	+
	1022	+(% style="color:#4472c4" %)** AT+DATAUP=0**
	1023	+
	1024	+(% style="color:#4472c4" %)** AT+DATAUP=1**
	1025	+
	1026	+
721	721	)))
722	722
723		-(% class="box infomessage" %)
724		-(((
725		-**AT+DATAUP=1**
	1029	+(% style="color:#4472c4" %)** 0xAD 01 00 00 14** (%%) **~-~->** Same as AT+DATAUP=1，20000  ~/~/  (00 00 14 is 20 seconds)
	1030	+
	1031	+Each uplink is sent to the server at 20-second intervals when segmented.
	1032	+
	1033	+
	1034	+* (((
	1035	+(% style="color:#037691" %)** Downlink Payload:**
726	726	)))
727	727
	1038	+(% style="color:#4472c4" %)** 0xAD 00** (%%) **~-~->** Same as AT+DATAUP=0
728	728
729		-* **Downlink Payload:**
	1040	+(% 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.
730	730
731		-**0xAD 00**  **~-~->** Same as AT+DATAUP=0
732	732
733		-**0xAD 01**  **~-~->** Same as AT+DATAUP=1
	1043	+* (((
	1044	+(% style="color:#037691" %)** AT Command:**
	1045	+)))
734	734
	1047	+(% style="color:#4472c4" %)** AT+DATAUP=1,Timeout**
735	735
736	736
737		-==== **Manually trigger an Uplink** ====
	1050	+* (((
	1051	+(% style="color:#037691" %)** Downlink Payload:**
	1052	+)))
738	738
	1054	+(% style="color:#4472c4" %)** 0xAD 01 00 00 14** (%%) **~-~->** Same as AT+DATAUP=1，20000  ~/~/  (00 00 14 is 20 seconds)
	1055	+
	1056	+Each uplink is sent to the server at 20-second intervals when segmented.
	1057	+
	1058	+
	1059	+
	1060	+
	1061	+==== (% style="color:blue" %)**Manually trigger an Uplink**(%%) ====
	1062	+
	1063	+
	1064	+(((
739	739	Ask device to send an uplink immediately.
	1066	+)))
740	740
741		-* **AT Command:**
	1068	+* (((
	1069	+(% style="color:#037691" %)** AT Command:**
	1070	+)))
742	742
	1072	+(((
743	743	No AT Command for this, user can press the [[ACT button>>||anchor="H3.7Buttons"]] for 1 second for the same.
	1074	+)))
744	744
	1076	+(((
	1077	+
	1078	+)))
745	745
746		-* **Downlink Payload:**
	1080	+* (((
	1081	+(% style="color:#037691" %)** Downlink Payload:**
	1082	+)))
747	747
748		-**0x08 FF**, RS485-LN will immediately send an uplink.
	1084	+(((
	1085	+(% style="color:#4472c4" %)** 0x08 FF**(%%), RS485-LN will immediately send an uplink.
	1086	+)))
749	749
750	750
751	751
752		-==== **Clear RS485 Command** ====
753	753
	1091	+==== (% style="color:blue" %)**Clear RS485 Command**(%%) ====
	1092	+
	1093	+
	1094	+(((
754	754	The AT+COMMANDx and AT+DATACUTx settings are stored in special location, user can use below command to clear them.
755	755
756		-* **AT Command:**
	1097	+
	1098	+)))
757	757
758		-**AT+CMDEAR=mm,nn**   mm: start position of erase ,nn: stop position of erase
	1100	+* (((
	1101	+(% style="color:#037691" %)** AT Command:**
	1102	+)))
759	759
	1104	+(((
	1105	+(% style="color:#4472c4" %)** AT+CMDEAR=mm,nn** (%%) mm: start position of erase ,nn: stop position of erase
	1106	+)))
	1107	+
	1108	+(((
	1109	+
	1110	+
760	760	Etc. AT+CMDEAR=1,10 means erase AT+COMMAND1/AT+DATACUT1 to AT+COMMAND10/AT+DATACUT10
	1112	+)))
761	761
	1114	+(((
762	762	Example screen shot after clear all RS485 commands.
	1116	+)))
763	763
	1118	+(((
	1119	+
	1120	+)))
764	764
	1122	+(((
765	765	The uplink screen shot is:
	1124	+)))
766	766
767		-[[image:1654160691922-496.png]]
	1126	+(% 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" %)​
768	768
769	769
770		-* **Downlink Payload:**
	1129	+* (((
	1130	+(% style="color:#037691" %)** Downlink Payload:**
	1131	+)))
771	771
772		-**0x09 aa bb** same as AT+CMDEAR=aa,bb
	1133	+(((
	1134	+(% style="color:#4472c4" %)** 0x09 aa bb** (%%) same as AT+CMDEAR=aa,bb
	1135	+)))
773	773
774	774
775	775
776		-==== **Set Serial Communication Parameters** ====
777	777
	1140	+==== (% style="color:blue" %)**Set Serial Communication Parameters**(%%) ====
	1141	+
	1142	+
	1143	+(((
778	778	Set the Rs485 serial communication parameters:
779	779
780		-* **AT Command:**
	1146	+
	1147	+)))
781	781
782		-Set Baud Rate:
	1149	+* (((
	1150	+(% style="color:#037691" %)** AT Command:**
783	783
784		-(% class="box infomessage" %)
	1152	+
	1153	+
	1154	+)))
	1155	+
785	785	(((
786		-**AT+BAUDR=9600**    ~/~/ Options: (1200,2400,4800,14400,19200,115200)
	1157	+* Set Baud Rate
787	787	)))
788	788
789		-Set UART Parity
	1160	+(% 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
790	790
791		-(% class="box infomessage" %)
	1162	+
792	792	(((
793		-**AT+PARITY=0**    ~/~/ Option: 0: no parity, 1: odd parity, 2: even parity
	1164	+* Set UART Parity
794	794	)))
795	795
796		-Set STOPBIT
	1167	+(% style="color:#4472c4" %)** AT+PARITY=0** (%%) ~/~/  Option: 0: no parity, 1: odd parity, 2: even parity
797	797
798		-(% class="box infomessage" %)
	1169	+
799	799	(((
800		-**AT+STOPBIT=0**    ~/~/ Option: 0 for 1bit; 1 for 1.5 bit ; 2 for 2 bits
	1171	+* Set STOPBIT
801	801	)))
802	802
	1174	+(% style="color:#4472c4" %)** AT+STOPBIT=0** (%%) ~/~/  Option: 0 for 1bit; 1 for 1.5 bit ; 2 for 2 bits
803	803
804		-* **Downlink Payload:**
805	805
806		-**A7 01 aa bb**: Same  AT+BAUDR=hex(aa bb)*100
807	807
	1178	+* (((
	1179	+(% style="color:#037691" %)** Downlink Payload:**
	1180	+)))
	1181	+
	1182	+(((
	1183	+(% style="color:#4472c4" %)** A7 01 aa bb**:   (%%) Same  AT+BAUDR=hex(aa bb)*100
	1184	+)))
	1185	+
	1186	+(((
	1187	+
	1188	+
808	808	**Example:**
	1190	+)))
809	809
810		-* A7 01 00 60   same as AT+BAUDR=9600
811		-* A7 01 04 80  same as AT+BAUDR=115200
	1192	+* (((
	1193	+A7 01 00 60  same as AT+BAUDR=9600
	1194	+)))
	1195	+* (((
	1196	+A7 01 04 80  same as AT+BAUDR=115200
	1197	+)))
812	812
813		-A7 02 aa: Same as  AT+PARITY=aa  (aa value: 00 , 01 or 02)
	1199	+(((
	1200	+* A7 02 aa:  Same as  AT+PARITY=aa  (aa value: 00 , 01 or 02)
	1201	+)))
814	814
815		-A7 03 aa: Same as  AT+STOPBIT=aa  (aa value: 00 , 01 or 02)
	1203	+(((
	1204	+* A7 03 aa:  Same as  AT+STOPBIT=aa  (aa value: 00 , 01 or 02)
	1205	+)))
816	816
817	817
	1208	+
	1209	+
	1210	+
	1211	+==== (% style="color:blue" %)**Encrypted payload**(%%) ====
	1212	+
	1213	+(((
	1214	+
	1215	+)))
	1216	+
	1217	+* (((
	1218	+(% style="color:#037691" %)** AT Command:**
	1219	+)))
	1220	+
	1221	+(% style="color:#4472c4" %)** AT+DECRYPT=1  ** (%%) ~/~/ The payload is uploaded without encryption
	1222	+
	1223	+(% style="color:#4472c4" %)** AT+DECRYPT=0  ** (%%) ~/~/ Encrypt when uploading payload (default)
	1224	+
	1225	+
	1226	+
	1227	+
	1228	+==== (% style="color:blue" %)**Get sensor value**(%%) ====
	1229	+
	1230	+
	1231	+* (((
	1232	+(% style="color:#037691" %)** AT Command:**
	1233	+)))
	1234	+
	1235	+(% style="color:#4472c4" %)** AT+GETSENSORVALUE=0  **(%%) ~/~/ The serial port gets the reading of the current sensor
	1236	+
	1237	+(% style="color:#4472c4" %)** AT+GETSENSORVALUE=1  **(%%) ~/~/ The serial port gets the current sensor reading and uploads it.
	1238	+
	1239	+
	1240	+
	1241	+
	1242	+==== (% style="color:blue" %)**Resets the downlink packet count**(%%) ====
	1243	+
	1244	+
	1245	+* (((
	1246	+(% style="color:#037691" %)** AT Command:**
	1247	+)))
	1248	+
	1249	+(% style="color:#4472c4" %)** 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)
	1250	+
	1251	+(% style="color:#4472c4" %)** 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.
	1252	+
	1253	+
	1254	+
	1255	+
	1256	+==== (% style="color:blue" %)**When the limit bytes are exceeded, upload in batches**(%%) ====
	1257	+
	1258	+
	1259	+* (((
	1260	+(% style="color:#037691" %)** AT Command:**
	1261	+)))
	1262	+
	1263	+ (% style="color:#4472c4" %)** 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)
	1264	+
	1265	+ (% style="color:#4472c4" %)** 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.
	1266	+
	1267	+
	1268	+* (((
	1269	+(% style="color:#037691" %)** Downlink Payload:**
	1270	+)))
	1271	+
	1272	+(% style="color:#4472c4" %)** 0x21 00 01 ** (%%) ~/~/ Set  the DISMACANS=1
	1273	+
	1274	+
	1275	+
	1276	+
	1277	+==== (% style="color:blue" %)** Copy downlink to uplink **(%%) ====
	1278	+
	1279	+
	1280	+* (((
	1281	+(% style="color:#037691" %)** AT Command:**
	1282	+)))
	1283	+
	1284	+(% style="color:#4472c4" %)** 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.
	1285	+
	1286	+
	1287	+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.
	1288	+
	1289	+
	1290	+[[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"]]
	1291	+
	1292	+
	1293	+
	1294	+For example, sending 11 22 33 44 55 66 77 will return invalid configuration 00 11 22 33 44 55 66 77.
	1295	+
	1296	+
	1297	+[[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"]]
	1298	+
	1299	+
	1300	+For example, if 01 00 02 58 is issued, a valid configuration of 01 01 00 02 58 will be returned.
	1301	+
	1302	+
	1303	+
	1304	+
	1305	+==== (% style="color:blue" %)**Query version number and frequency band 、TDC**(%%) ====
	1306	+
	1307	+
	1308	+(((
	1309	+* (% style="color:#037691" %)**Downlink Payload:**
	1310	+
	1311	+
	1312	+(% style="color:#4472c4" %)** 26 01  ** (%%) ~/~/  Downlink 26 01 can query device upload frequency, frequency band, software version number, TDC time.
	1313	+)))
	1314	+
	1315	+
	1316	+Example：
	1317	+
	1318	+
	1319	+[[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"]]
	1320	+
	1321	+
	1322	+
	1323	+
	1324	+==== (% style="color:blue" %)** Monitor RS485 communication of other devices**(%%) ====
	1325	+
	1326	+
	1327	+* (((
	1328	+(% style="color:#037691" %)** AT Command:**
	1329	+)))
	1330	+
	1331	+(% style="color:#4472c4" %)**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.
	1332	+
	1333	+(% style="color:#4472c4" %)**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.
	1334	+
	1335	+(% style="color:#4472c4" %)**AT+RXMODE=0,0  ** (%%) ~/~/ Disable this mode (default)
	1336	+
	1337	+
	1338	+* (((
	1339	+(% style="color:#037691" %)**Downlink Payload:**
	1340	+)))
	1341	+
	1342	+(% style="color:#4472c4" %)** A6 aa bb bb               ** (%%) ~/~/same as AT+RXMODE=aa,bb
	1343	+
	1344	+[[image:image-20220824144240-1.png]]
	1345	+
	1346	+
	1347	+
818	818	== 3.6 Listening mode for RS485 network ==
819	819
	1350	+
	1351	+(((
820	820	This feature support since firmware v1.4
	1353	+)))
821	821
	1355	+(((
822	822	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.
823	823
824		-[[image:image-20220602171200-8.png||height="567" width="1007"]]
	1358	+
	1359	+)))
825	825
	1361	+(% 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" %)​
	1362	+
	1363	+(((
826	826	To enable the listening mode, use can run the command AT+RXMODE.
	1365	+)))
827	827
	1367	+(((
	1368	+
	1369	+)))
828	828
829		-(% border="1" style="background-color:#ffffcc; width:500px" %)
830		-|=(% style="width: 161px;" %)**Command example:**|=(% style="width: 337px;" %)**Function**
831		-|(% style="width:161px" %)AT+RXMODE=1,10 |(% style="width:337px" %)Enable listening mode 1, if RS485-LN has received more than 10 RS485 commands from the network. RS485-LN will send these commands via LoRaWAN uplinks.
832		-|(% style="width:161px" %)AT+RXMODE=2,500|(% style="width:337px" %)Enable listening mode 2, RS485-LN will capture and send a 500ms content once from the first detect of character. Max value is 65535 ms
833		-|(% style="width:161px" %)AT+RXMODE=0,0|(% style="width:337px" %)Disable listening mode. This is the default settings.
834		-|(% style="width:161px" %) |(% style="width:337px" %)A6 aa bb cc  same as AT+RXMODE=aa,(bb<<8 ~| cc)
	1371	+(% border="1" cellspacing="10" style="background-color:#ffffcc; width:500px" %)
	1372	+|=(% style="width: 100px;" %)(((
	1373	+**Command example**
	1374	+)))|=(% style="width: 400px;" %)(((
	1375	+**Function**
	1376	+)))
	1377	+|(% style="width:100px" %)(((
	1378	+AT+RXMODE=1,10
	1379	+)))|(% style="width:400px" %)(((
	1380	+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.
	1381	+)))
	1382	+|(% style="width:100px" %)(((
	1383	+AT+RXMODE=2,500
	1384	+)))|(% style="width:400px" %)(((
	1385	+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
	1386	+)))
	1387	+|(% style="width:100px" %)(((
	1388	+AT+RXMODE=0,0
	1389	+)))|(% style="width:400px" %)(((
	1390	+Disable listening mode. This is the default settings.
	1391	+)))
	1392	+|(% style="width:100px" %)(((
	1393	+
	1394	+)))|(% style="width:400px" %)(((
	1395	+A6 aa bb cc  same as AT+RXMODE=aa,(bb<<8 | cc)
	1396	+)))
835	835
836		-**Downlink Command:**
	1398	+(((
	1399	+(% style="color:#037691" %)** Downlink Command:**
	1400	+)))
837	837
	1402	+(((
838	838	**0xA6 aa bb cc ** same as AT+RXMODE=aa,(bb<<8 | cc)
	1404	+)))
839	839
	1406	+(((
	1407	+
	1408	+)))
840	840
	1410	+(((
841	841	**Example**:
	1412	+)))
842	842
	1414	+(((
843	843	The RS485-LN is set to AT+RXMODE=2,1000
	1416	+)))
844	844
	1418	+(((
845	845	There is a two Modbus commands in the RS485 network as below:
	1420	+)))
846	846
	1422	+(((
847	847	The Modbus master send a command: (% style="background-color:#ffc000" %)01 03 00 00 00 02 c4 0b
	1424	+)))
848	848
	1426	+(((
849	849	And Modbus slave reply with: (% style="background-color:green" %)01 03 04 00 00 00 00 fa 33
	1428	+)))
850	850
	1430	+(((
851	851	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
	1432	+)))
852	852
853		-[[image:image-20220602171200-9.png]]
	1434	+(((
	1435	+(% 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" %)​
	1436	+)))
854	854
	1438	+(((
	1439	+
	1440	+)))
855	855
856		-(% 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.
	1442	+(((
	1443	+(((
	1444	+(% 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.**
	1445	+)))
	1446	+)))
857	857
858	858
	1449	+
859	859	== 3.7 Buttons ==
860	860
861	861
862		-(% border="1" style="background-color:#f7faff; width:500px" %)
863		-|=**Button**|=(% style="width: 1420px;" %)**Feature**
864		-|**ACT**|(% style="width:1420px" %)If RS485 joined in network, press this button for more than 1 second, RS485 will upload a packet, and the SYS LED will give a (% style="color:blue" %)**Blue blink**
865		-|**RST**|(% style="width:1420px" %)Reboot RS485
866		-|**PRO**|(% style="width:1420px" %)Use for upload image, see [[How to Update Image>>||anchor="H6.1Howtoupgradetheimage3F"]]
	1453	+(% border="1" cellspacing="10" style="background-color:#f7faff; width:430px" %)
	1454	+|=(% style="width: 50px;" %)**Button**|=(% style="width: 361px;" %)**Feature**
	1455	+|(% 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**
	1456	+|(% style="width:50px" %)**RST**|(% style="width:361px" %)Reboot RS485
	1457	+|(% style="width:50px" %)**PRO**|(% style="width:361px" %)Use for upload image, see [[How to Update Image>>||anchor="H6.1Howtoupgradetheimage3F"]]
867	867
868		-
869	869	== 3.8 LEDs ==
870	870
871		-(% border="1" style="background-color:#f7faff; width:500px" %)
872		-|=**LEDs**|=**Feature**
	1461	+
	1462	+(% border="1" cellspacing="10" style="background-color:#f7faff; width:430px" %)
	1463	+|=(% style="width: 50px;" %)**LEDs**|=(% style="width: 380px;" %)**Feature**
873	873	|**PWR**|Always on if there is power
874		-|**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.
	1465	+|**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.
875	875
876		-
877	877	= 4. Case Study =
878	878
	1469	+
879	879	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]]
880	880
881	881
	1473	+
882	882	= 5. Use AT Command =
883	883
	1476	+
884	884	== 5.1 Access AT Command ==
885	885
886		-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.
887	887
888		-[[image:1654162355560-817.png]]
	1480	+(((
	1481	+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.
	1482	+)))
889	889
	1484	+(% 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" %)​
890	890
891		-In PC, User needs to set (% style="color:blue" %)**serial tool**(%%)(such as [[putty>>url:https://www.chiark.greenend.org.uk/~~sgtatham/putty/latest.html]], SecureCRT) baud rate to (% style="color:green" %)**9600**(%%) to access to access serial console of RS485-BL. The default password is 123456. Below is the output for reference:
892	892
893		-[[image:1654162368066-342.png]]
	1487	+(((
	1488	+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:
	1489	+)))
894	894
	1491	+(% 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" %)​
895	895
	1493	+
	1494	+(((
896	896	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/]]
	1496	+)))
897	897
898	898
	1499	+
899	899	== 5.2 Common AT Command Sequence ==
900	900
	1502	+
901	901	=== 5.2.1 Multi-channel ABP mode (Use with SX1301/LG308) ===
902	902
	1505	+
903	903	If device has not joined network yet:
904	904
905		-(% class="box infomessage" %)
906		-(((
907		-**AT+FDR**
908		-)))
	1508	+* (% style="color:#037691" %)**AT+FDR**
	1509	+* (% style="color:#037691" %)**AT+NJM=0**
	1510	+* (% style="color:#037691" %)**ATZ**
909	909
910		-(% class="box infomessage" %)
911	911	(((
912		-**AT+NJM=0**
913		-)))
	1513	+
914	914
915		-(% class="box infomessage" %)
916		-(((
917		-**ATZ**
918		-)))
919		-
920		-
921	921	If device already joined network:
922	922
923		-(% class="box infomessage" %)
924		-(((
925		-**AT+NJM=0**
926		-)))
	1517	+* (% style="color:#037691" %)**AT+NJM=0**
	1518	+* (% style="color:#037691" %)**ATZ**
927	927
928		-(% class="box infomessage" %)
929		-(((
930		-**ATZ**
	1520	+
931	931	)))
932	932
933	933
	1524	+
934	934	=== 5.5.2 Single-channel ABP mode (Use with LG01/LG02) ===
935	935
936	936
937		-(% style="background-color:#dcdcdc" %)**AT+FDR** (%%) Reset Parameters to Factory Default, Keys Reserve
	1528	+(% style="background-color:#dcdcdc" %)**AT+FDR** (%%) Reset Parameters to Factory Default, Keys Reserve
938	938
939		-(% style="background-color:#dcdcdc" %)**AT+NJM=0 **(%%)Set to ABP mode
	1530	+(% style="background-color:#dcdcdc" %)**AT+NJM=0 **(%%) Set to ABP mode
940	940
941		-(% style="background-color:#dcdcdc" %)**AT+ADR=0** (%%)Set the Adaptive Data Rate Off
	1532	+(% style="background-color:#dcdcdc" %)**AT+ADR=0** (%%) Set the Adaptive Data Rate Off
942	942
943		-(% style="background-color:#dcdcdc" %)**AT+DR=5**   (%%)Set Data Rate
	1534	+(% style="background-color:#dcdcdc" %)**AT+DR=5**   (%%) Set Data Rate
944	944
945		-(% style="background-color:#dcdcdc" %)**AT+TDC=60000** (%%) Set transmit interval to 60 seconds
	1536	+(% style="background-color:#dcdcdc" %)**AT+TDC=60000** (%%) Set transmit interval to 60 seconds
946	946
947		-(% style="background-color:#dcdcdc" %)**AT+CHS=868400000**(%%) Set transmit frequency to 868.4Mhz
	1538	+(% style="background-color:#dcdcdc" %)**AT+CHS=868400000**(%%)  Set transmit frequency to 868.4Mhz
948	948
949		-(% style="background-color:#dcdcdc" %)**AT+RX2FQ=868400000** (%%) Set RX2Frequency to 868.4Mhz (according to the result from server)
	1540	+(% style="background-color:#dcdcdc" %)**AT+RX2FQ=868400000** (%%) Set RX2Frequency to 868.4Mhz (according to the result from server)
950	950
951		-(% style="background-color:#dcdcdc" %)**AT+RX2DR=5**  (%%) Set RX2DR to match the downlink DR from server. see below
	1542	+(% style="background-color:#dcdcdc" %)**AT+RX2DR=5**  (%%) Set RX2DR to match the downlink DR from server. see below
952	952
953		-(% 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.
	1544	+(% 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.
954	954
955		-(% style="background-color:#dcdcdc" %)**ATZ**       (%%) Reset MCU
	1546	+(% style="background-color:#dcdcdc" %)**ATZ**       (%%) Reset MCU
956	956
957	957
958	958	(% style="color:red" %)**Note:**
959	959
	1551	+(((
960	960	(% style="color:red" %)1. Make sure the device is set to ABP mode in the IoT Server.
961	961	2. Make sure the LG01/02 gateway RX frequency is exactly the same as AT+CHS setting.
962	962	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.
963	963	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
964	964
965		-[[image:1654162478620-421.png]]
	1557	+
	1558	+)))
966	966
	1560	+(% 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" %)​
967	967
	1562	+
	1563	+
968	968	= 6. FAQ =
969	969
	1566	+
970	970	== 6.1 How to upgrade the image? ==
971	971
	1569	+
	1570	+(((
972	972	The RS485-LN LoRaWAN Controller is shipped with a 3.5mm cable, the cable is used to upload image to RS485-LN to:
	1572	+)))
973	973
974		-* Support new features
975		-* For bug fix
976		-* Change LoRaWAN bands.
	1574	+* (((
	1575	+Support new features
	1576	+)))
	1577	+* (((
	1578	+For bug fix
	1579	+)))
	1580	+* (((
	1581	+Change LoRaWAN bands.
	1582	+)))
977	977
	1584	+(((
978	978	Below shows the hardware connection for how to upload an image to RS485-LN:
	1586	+)))
979	979
980		-[[image:1654162535040-878.png]]
	1588	+(% 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"]]
981	981
982		-**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]].
	1590	+(% title="Click and drag to resize" %)​
983	983
984		-**Step2**: Download the [[LT Image files>>url:http://www.dragino.com/downloads/index.php?dir=LT_LoRa_IO_Controller/LT33222-L/image/]].
	1592	+(((
	1593	+(% 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]].
	1594	+)))
985	985
986		-**Step3: **Open flashloader; choose the correct COM port to update.
	1596	+(((
	1597	+(% 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]].
	1598	+)))
987	987
988	988	(((
	1601	+(% style="color:blue" %)**Step3**(%%)**: **Open flashloader; choose the correct COM port to update.
	1602	+)))
	1603	+
	1604	+(((
	1605	+(((
	1606	+(((
989	989	(% 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.
990	990	)))
	1609	+)))
	1610	+)))
991	991
992	992
993		-[[image:image-20220602175818-12.png]]
	1613	+(% 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" %)​
994	994
995	995
996		-[[image:image-20220602175848-13.png]]
	1616	+(% 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" %)​
997	997
998	998
999		-[[image:image-20220602175912-14.png]]
	1619	+(% 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" %)​
1000	1000
1001	1001
1002		-**Notice**: In case user has lost the program cable. User can hand made one from a 3.5mm cable. The pin mapping is:
	1622	+(% 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:**
1003	1003
1004		-[[image:image-20220602175638-10.png]]
	1624	+(% 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" %)​
1005	1005
1006	1006
	1627	+
1007	1007	== 6.2 How to change the LoRa Frequency Bands/Region? ==
1008	1008
	1630	+
1009	1009	User can follow the introduction for [[how to upgrade image>>||anchor="H6.1Howtoupgradetheimage3F"]]. When download the images, choose the required image file for download.
1010	1010
1011	1011
1012		-== 6.3 How many RS485-Slave can RS485-BL connects? ==
1013	1013
1014		-The RS485-BL can support max 32 RS485 devices. Each uplink command of RS485-BL can support max 16 different RS485 command. So RS485-BL can support max 16 RS485 devices pre-program in the device for uplink. For other devices no pre-program, user can use the [[downlink message (type code 0xA8) to poll their info>>||anchor="H3.3.3Configurereadcommandsforeachsampling"]].
	1635	+== 6.3 How many RS485-Slave can RS485-LN connects? ==
1015	1015
1016	1016
	1638	+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"]].
	1639	+
	1640	+
	1641	+
1017	1017	== 6.4 Compatible question to ChirpStack and TTI LoRaWAN server ? ==
1018	1018
	1644	+
1019	1019	When user need to use with ChirpStack or TTI. Please set AT+RPL=4.
1020	1020
1021	1021	Detail info check this link: [[Set Packet Receiving Response Level>>doc:Main.End Device AT Commands and Downlink Command.WebHome||anchor="H7.23SetPacketReceivingResponseLevel"]]
1022	1022
1023	1023
	1650	+
	1651	+== 6.5 Can i use point to point communication for RS485-LN? ==
	1652	+
	1653	+
	1654	+Yes, please refer [[Point to Point Communication for RS485-LN>>Point to Point Communication for RS485-LN]].
	1655	+
	1656	+
	1657	+
	1658	+== 6.6 How to Use RS485-LN  to connect to RS232 devices? ==
	1659	+
	1660	+
	1661	+[[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/]]
	1662	+
	1663	+
	1664	+
1024	1024	= 7. Trouble Shooting =
1025	1025
1026		-== 7.1 Downlink doesn’t work, how to solve it? ==
1027	1027
	1668	+== 7.1 Downlink doesn't work, how to solve it? ==
	1669	+
	1670	+
1028	1028	Please see this link for debug: [[LoRaWAN Communication Debug>>doc:Main.LoRaWAN Communication Debug.WebHome]]
1029	1029
1030	1030
1031		-== 7.2 Why I can’t join TTN V3 in US915 /AU915 bands? ==
1032	1032
	1675	+== 7.2 Why I can't join TTN V3 in US915 /AU915 bands? ==
	1676	+
	1677	+
1033	1033	It might about the channels mapping. Please see for detail: [[Notice of Frequency band>>doc:Main.LoRaWAN Communication Debug.WebHome||anchor="H2.NoticeofUS9152FCN4702FAU915Frequencyband"]]
1034	1034
1035	1035
	1681	+
1036	1036	= 8. Order Info =
1037	1037
	1684	+
1038	1038	(% style="color:blue" %)**Part Number: RS485-LN-XXX**
1039	1039
1040	1040	(% style="color:blue" %)**XXX:**
1041	1041
1042		-* (% style="color:blue" %)**EU433**(%%): frequency bands EU433
1043		-* (% style="color:blue" %)**EU868**(%%): frequency bands EU868
1044		-* (% style="color:blue" %)**KR920**(%%): frequency bands KR920
1045		-* (% style="color:blue" %)**CN470**(%%): frequency bands CN470
1046		-* (% style="color:blue" %)**AS923**(%%): frequency bands AS923
1047		-* (% style="color:blue" %)**AU915**(%%): frequency bands AU915
1048		-* (% style="color:blue" %)**US915**(%%): frequency bands US915
1049		-* (% style="color:blue" %)**IN865**(%%): frequency bands IN865
1050		-* (% style="color:blue" %)**RU864**(%%): frequency bands RU864
1051		-* (% style="color:blue" %)**KZ865**(%%): frequency bands KZ865
	1689	+* (% style="color:red" %)**EU433**(%%):  frequency bands EU433
	1690	+* (% style="color:red" %)**EU868**(%%):  frequency bands EU868
	1691	+* (% style="color:red" %)**KR920**(%%):  frequency bands KR920
	1692	+* (% style="color:red" %)**CN470**(%%):  frequency bands CN470
	1693	+* (% style="color:red" %)**AS923**(%%):  frequency bands AS923
	1694	+* (% style="color:red" %)**AU915**(%%):  frequency bands AU915
	1695	+* (% style="color:red" %)**US915**(%%):  frequency bands US915
	1696	+* (% style="color:red" %)**IN865**(%%):  frequency bands IN865
	1697	+* (% style="color:red" %)**RU864**(%%):  frequency bands RU864
	1698	+* (% style="color:red" %)**KZ865**(%%):  frequency bands KZ865
1052	1052
1053		-
1054		-
1055	1055	= 9.Packing Info =
1056	1056
1057	1057
...	...	@@ -1068,10 +1068,9 @@
1068	1068	* Package Size / pcs : 14.5 x 8 x 5 cm
1069	1069	* Weight / pcs : 170g
1070	1070
1071		-
1072		-
1073	1073	= 10. FCC Caution for RS485LN-US915 =
1074	1074
	1718	+
1075	1075	(((
1076	1076	Any Changes or modifications not expressly approved by the party responsible for compliance could void the user's authority to operate the equipment.
1077	1077	)))
...	...	@@ -1085,11 +1085,11 @@
1085	1085	)))
1086	1086
1087	1087	(((
1088		-**IMPORTANT NOTE:**
	1732	+(% style="color:red" %)**IMPORTANT NOTE:**
1089	1089	)))
1090	1090
1091	1091	(((
1092		-**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:
	1736	+(% 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:
1093	1093	)))
1094	1094
1095	1095	(((
...	...	@@ -1113,7 +1113,7 @@
1113	1113	)))
1114	1114
1115	1115	(((
1116		-**FCC Radiation Exposure Statement:**
	1760	+(% style="color:red" %)**FCC Radiation Exposure Statement:**
1117	1117	)))
1118	1118
1119	1119	(((
...	...	@@ -1121,11 +1121,16 @@
1121	1121	)))
1122	1122
1123	1123
	1768	+
1124	1124	= 11. Support =
1125	1125
	1771	+
1126	1126	* (((
1127	1127	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.
1128	1128	)))
1129	1129	* (((
1130	1130	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]].
	1777	+
	1778	+
	1779	+
1131	1131	)))