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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"]]
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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" %)
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	22	+(% style="background-image:url(http://wiki.dragino.com/xwiki/webjars/wiki%3Axwiki/application-ckeditor-webjar/1.61/plugins/widget/images/handle.png); background:rgba(220,220,220,0.5); display:none" %)[[image:data:image/gif;base64,R0lGODlhAQABAPABAP///wAAACH5BAEKAAAALAAAAAABAAEAAAICRAEAOw==||height="15" role="presentation" title="Click and drag to move" width="15"]]
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16	16
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	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	(((
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	39	+
	40	+
27	27	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.
28	28	)))
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29	29
30	30	(((
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31	31	RS485-LN allows user to (% style="color:blue" %)**monitor / control RS485 devices**(%%) and reach extremely long ranges. It provides ultra-long range spread spectrum communication and high interference immunity whilst minimizing current consumption. It targets professional wireless sensor network applications such as irrigation systems, smart metering, smart cities, smartphone detection, building automation, and so on.
32	32	)))
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33	33
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35	35	(% style="color:blue" %)**For data uplink**(%%), RS485-LN sends user-defined commands to RS485 devices and gets the return from the RS485 devices. RS485-LN will process these returns according to user-define rules to get the final payload and upload to LoRaWAN server.
36	36	)))
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39	39	(% style="color:blue" %)**For data downlink**(%%), RS485-LN runs in LoRaWAN Class C. When there downlink commands from LoRaWAN server, RS485-LN will forward the commands from LoRaWAN server to RS485 devices.
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40	40
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41	41	(% style="color:blue" %)**Demo Dashboard for RS485-LN**(%%) connect to two energy meters: [[https:~~/~~/app.datacake.de/dashboard/d/58844a26-378d-4c5a-aaf5-b5b5b153447a>>url:https://app.datacake.de/dashboard/d/58844a26-378d-4c5a-aaf5-b5b5b153447a]]
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42	42	)))
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44	44
45		-[[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" %)​
46	46
47	47
	73	+
48	48	== 1.2 Specifications ==
49	49
50	50
51		-**Hardware System:**
	77	+(% style="color:#037691" %)**Hardware System:**
52	52
53	53	* STM32L072CZT6 MCU
54	54	* SX1276/78 Wireless Chip
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56	56	** Idle: 32mA@12v
57	57	** 20dB Transmit: 65mA@12v
58	58
59		-**Interface for Model:**
	85	+(% style="color:#037691" %)**Interface for Model:**
60	60
61	61	* RS485
62	62	* Power Input 7~~ 24V DC.
63	63
64		-**LoRa Spec:**
	90	+(% style="color:#037691" %)**LoRa Spec:**
65	65
66	66	* Frequency Range:
67	67	** Band 1 (HF): 862 ~~ 1020 Mhz
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83	83	* Packet engine up to 256 bytes with CRC
84	84
85	85
	112	+
86	86	== 1.3 Features ==
87	87
	115	+
88	88	* LoRaWAN Class A & Class C protocol (default Class C)
89		-* Frequency Bands: CN470/EU433/KR920/US915/EU868/AS923/AU915/IN865/RU864
	117	+* Frequency Bands: CN470/EU433/KR920/US915/EU868/AS923/AU915/IN865/RU864/MA869
90	90	* AT Commands to change parameters
91	91	* Remote configure parameters via LoRa Downlink
92	92	* Firmware upgradable via program port
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95	95	* Support Interrupt uplink (Since hardware version v1.2)
96	96
97	97
	126	+
98	98	== 1.4 Applications ==
99	99
	129	+
100	100	* Smart Buildings & Home Automation
101	101	* Logistics and Supply Chain Management
102	102	* Smart Metering
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105	105	* Smart Factory
106	106
107	107
	138	+
108	108	== 1.5 Firmware Change log ==
109	109
	141	+
110	110	[[RS485-LN Image files – Download link and Change log>>url:http://www.dragino.com/downloads/index.php?dir=RS485-LN/]]
111	111
112	112
	145	+
113	113	== 1.6 Hardware Change log ==
114	114
	148	+
115	115	(((
116	116	(((
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117	117	v1.2: Add External Interrupt Pin.
	153	+)))
118	118
	155	+(((
119	119	v1.0: Release
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120	120
	159	+
121	121
122	122	)))
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124	124
125	125	= 2. Power ON Device =
126	126
	166	+
127	127	(((
128	128	The RS485-LN can be powered by 7 ~~ 24V DC power source. Connection as below
129	129
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134	134	Once there is power, the RS485-LN will be on.
135	135	)))
136	136
137		-[[image:1653268091319-405.png]]
	177	+(% 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" %)​
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	179	+
139	139
140	140	)))
141	141
142	142	= 3. Operation Mode =
143	143
	185	+
144	144	== 3.1 How it works? ==
145	145
	188	+
146	146	(((
	190	+(((
147	147	The RS485-LN is configured as LoRaWAN OTAA Class C mode by default. It has OTAA keys to join network. To connect a local LoRaWAN network, user just need to input the OTAA keys in the network server and power on the RS485-LN. It will auto join the network via OTAA.
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149	149
150	150	)))
151	151
152	152	== 3.2 Example to join LoRaWAN network ==
153	153
	200	+
154	154	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.
155	155
156		-[[image:1653268155545-638.png||height="334" width="724"]]
157	157
	204	+(% 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" %)​
158	158
	206	+
159	159	(((
160	160	(((
161	161	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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163	163
164	164	(((
165	165	485A+ and 485B- of the sensor are connected to RS485A and RA485B of RS485-LN respectively.
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	215	+
166	166	)))
167	167
168		-[[image:1653268227651-549.png||height="592" width="720"]]
	218	+(% 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" %)​
169	169
	220	+
170	170	(((
171	171	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:
	223	+
	224	+
172	172	)))
173	173
174	174	(((
175		-**Step 1**: Create a device in TTN V3 with the OTAA keys from RS485-LN.
	228	+(% style="color:blue" %)**Step 1**(%%): Create a device in TTN V3 with the OTAA keys from RS485-LN.
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180	180	)))
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182	182
183		-[[image:1652953462722-299.png]]
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184	184
	238	+
185	185	(((
186	186	(((
187	187	User can enter this key in their LoRaWAN Server portal. Below is TTN V3 screen shot:
	242	+
	243	+
188	188	)))
189	189
190	190	(((
191		-Add APP EUI in the application.
	247	+**Add APP EUI in the application.**
192	192	)))
193	193	)))
194	194
195		-[[image:image-20220519174512-1.png]]
	251	+(% 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" %)​
196	196
197		-[[image:image-20220519174512-2.png||height="323" width="720"]]
	253	+(% 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" %)​
198	198
199		-[[image:image-20220519174512-3.png||height="556" width="724"]]
	255	+(% 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" %)​
200	200
201		-[[image:image-20220519174512-4.png]]
	257	+(% 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"]]
202	202
	259	+
	260	+(% title="Click and drag to resize" %)​
	261	+
203	203	You can also choose to create the device manually.
204	204
205		-[[image:1652953542269-423.png||height="710" width="723"]]
	264	+(% 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" %)​
206	206
207		-Add APP KEY and DEV EUI
208	208
209		-[[image:1652953553383-907.png||height="514" width="724"]]
210	210
	268	+**Add APP KEY and DEV EUI**
211	211
	270	+(% 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" %)​
	271	+
	272	+
	273	+
212	212	(((
213		-**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.
	275	+(% 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.
	276	+
	277	+
214	214	)))
215	215
216		-[[image:1652953568895-172.png||height="232" width="724"]]
	280	+(% 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" %)​
217	217
218	218
	283	+
219	219	== 3.3 Configure Commands to read data ==
220	220
	286	+
221	221	(((
222	222	(((
223		-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.
	289	+(((
	290	+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.
	291	+
	292	+
224	224	)))
	294	+)))
225	225
226	226	(((
227		-(% 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
	297	+(((
	298	+(% 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	+)))
228	228
	301	+
229	229
230	230	)))
231	231	)))
232	232
233		-=== 3.3.1 onfigure UART settings for RS485 or TTL communication ===
	306	+=== 3.3.1 Configure UART settings for RS485 or TTL communication ===
234	234
	308	+
235	235	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:
236	236
237		-(% border="1" style="background-color:#ffffcc; color:green; width:782px" %)
238		-|(% style="width:128px" %)(((
	311	+
	312	+(% border="1" cellspacing="10" style="background-color:#ffffcc; color:green; width:510px" %)
	313	+|=(% style="width: 110px;" %)(((
239	239	**AT Commands**
240		-)))|(% style="width:305px" %)(((
	315	+)))|=(% style="width: 190px;" %)(((
241	241	**Description**
242		-)))|(% style="width:346px" %)(((
	317	+)))|=(% style="width: 190px;" %)(((
243	243	**Example**
244	244	)))
245		-|(% style="width:128px" %)(((
	320	+|(% style="width:110px" %)(((
246	246	AT+BAUDR
247		-)))|(% style="width:305px" %)(((
	322	+)))|(% style="width:190px" %)(((
248	248	Set the baud rate (for RS485 connection). Default Value is: 9600.
249		-)))|(% style="width:346px" %)(((
	324	+)))|(% style="width:190px" %)(((
250	250	(((
251	251	AT+BAUDR=9600
252	252	)))
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255	255	Options: (1200,2400,4800,14400,19200,115200)
256	256	)))
257	257	)))
258		-|(% style="width:128px" %)(((
	333	+|(% style="width:110px" %)(((
259	259	AT+PARITY
260		-)))|(% style="width:305px" %)(((
	335	+)))|(% style="width:190px" %)(((
261	261	Set UART parity (for RS485 connection)
262		-)))|(% style="width:346px" %)(((
	337	+)))|(% style="width:190px" %)(((
263	263	(((
264	264	AT+PARITY=0
265	265	)))
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268	268	Option: 0: no parity, 1: odd parity, 2: even parity
269	269	)))
270	270	)))
271		-|(% style="width:128px" %)(((
	346	+|(% style="width:110px" %)(((
272	272	AT+STOPBIT
273		-)))|(% style="width:305px" %)(((
	348	+)))|(% style="width:190px" %)(((
274	274	(((
275	275	Set serial stopbit (for RS485 connection)
276	276	)))
...	...	@@ -278,7 +278,7 @@
278	278	(((
279	279
280	280	)))
281		-)))|(% style="width:346px" %)(((
	356	+)))|(% style="width:190px" %)(((
282	282	(((
283	283	AT+STOPBIT=0 for 1bit
284	284	)))
...	...	@@ -296,24 +296,36 @@
296	296
297	297	=== 3.3.2 Configure sensors ===
298	298
	374	+
299	299	(((
300	300	(((
301		-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.
	377	+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.
	378	+
	379	+
302	302	)))
303	303	)))
304	304
305		-(% border="1" style="background-color:#ffffcc; color:green; width:806px" %)
306		-|**AT Commands**|(% style="width:418px" %)**Description**|(% style="width:256px" %)**Example**
307		-|AT+CFGDEV|(% style="width:418px" %)(((
	383	+(% border="1" cellspacing="10" style="background-color:#ffffcc; color:green; width:510px" %)
	384	+|=(% style="width: 110px;" %)**AT Commands**|=(% style="width: 190px;" %)**Description**|=(% style="width: 190px;" %)**Example**
	385	+|AT+CFGDEV|(% style="width:110px" %)(((
	386	+(((
308	308	This command is used to configure the RS485/TTL devices; they won’t be used during sampling.
	388	+)))
309	309
	390	+(((
310	310	AT+CFGDEV=xx xx xx xx xx xx xx xx xx xx xx xx,
	392	+)))
311	311
	394	+(((
312	312	mm: 0: no CRC, 1: add CRC-16/MODBUS in the end of this command
313		-)))|(% style="width:256px" %)AT+CFGDEV=xx xx xx xx xx xx xx xx xx xx xx xx,m
	396	+)))
	397	+)))|(% style="width:190px" %)AT+CFGDEV=xx xx xx xx xx xx xx xx xx xx xx xx,m
314	314
	399	+
	400	+
315	315	=== 3.3.3 Configure read commands for each sampling ===
316	316
	403	+
317	317	(((
318	318	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.
319	319
...	...	@@ -324,8 +324,9 @@
324	324	During each sampling, the RS485-LN can support 15 commands to read sensors. And combine the return to one or several uplink payloads.
325	325
326	326
327		-**Each RS485 commands include two parts:**
	414	+(% style="color:#037691" %)**Each RS485 commands include two parts:**
328	328
	416	+
329	329	~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.
330	330
331	331	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.
...	...	@@ -335,15 +335,14 @@
335	335
336	336	After we got the valid value from each RS485 commands, we need to combine them together with the command **AT+DATAUP**.
337	337
338		-
339	339	Below are examples for the how above AT Commands works.
340	340
341	341
342		-**AT+COMMANDx : **This command will be sent to RS485 devices during each sampling, Max command length is 14 bytes. The grammar is:
	429	+(% 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:
343	343
344	344	(% border="1" style="background-color:#4bacc6; color:white; width:499px" %)
345	345	|(% style="width:496px" %)(((
346		-**AT+COMMANDx=xx xx xx xx xx xx xx xx xx xx xx xx,m**
	433	+(% style="color:#037691" %)**AT+COMMANDx=xx xx xx xx xx xx xx xx xx xx xx xx,m**
347	347
348	348	**xx xx xx xx xx xx xx xx xx xx xx xx: The RS485 command to be sent**
349	349
...	...	@@ -355,10 +355,10 @@
355	355	In the RS485-LN, we should use this command AT+COMMAND1=01 03 0B B8 00 02,1 for the same.
356	356
357	357
358		-**AT+DATACUTx : **This command defines how to handle the return from AT+COMMANDx, max return length is 45 bytes.
	445	+(% style="color:#037691" %)**AT+DATACUTx **(%%)**: **This command defines how to handle the return from AT+COMMANDx, max return length is 100 bytes.
359	359
360		-(% border="1" style="background-color:#4bacc6; color:white; width:725px" %)
361		-|(% style="width:722px" %)(((
	447	+(% border="1" style="background-color:#4bacc6; color:white; width:510px" %)
	448	+|(% style="width:510px" %)(((
362	362	**AT+DATACUTx=a,b,c**
363	363
364	364	* **a: length for the return of AT+COMMAND**
...	...	@@ -368,25 +368,30 @@
368	368
369	369	**Examples:**
370	370
371		-* Grab bytes:
372	372
373		-[[image:image-20220602153621-1.png]]
	459	+* (% style="color:#037691" %)**Grab bytes**
374	374
	461	+(% 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" %)​
375	375
376		-* Grab a section.
377	377
378		-[[image:image-20220602153621-2.png]]
379	379
	465	+* (% style="color:#037691" %)**Grab a section**
380	380
381		-* Grab different sections.
	467	+(% 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" %)​
382	382
383		-[[image:image-20220602153621-3.png]]
384	384
	470	+
	471	+* (% style="color:#037691" %)**Grab different sections**
	472	+
	473	+(% 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" %)​
	474	+
	475	+
385	385
386	386	)))
387	387
388	388	=== 3.3.4 Compose the uplink payload ===
389	389
	481	+
390	390	(((
391	391	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.**
392	392
...	...	@@ -404,18 +404,16 @@
404	404	)))
405	405
406	406	(((
407		-Final Payload is
	499	+Final Payload is (% style="color:#4f81bd" %)**Battery Info+PAYVER + VALID Value from RETURN1 + Valid Value from RETURN2 + … + RETURNx**
408	408	)))
409	409
410	410	(((
411		-(% style="color:#4f81bd" %)**Battery Info+PAYVER + VALID Value from RETURN1 + Valid Value from RETURN2 + … + RETURNx**
412		-)))
413		-
414		-(((
415	415	Where PAYVER is defined by AT+PAYVER, below is an example screen shot.
	504	+
	505	+
416	416	)))
417	417
418		-[[image:1653269759169-150.png||height="513" width="716"]]
	508	+[[image:image-20220929111027-1.png||height="509" width="685"]](% title="Click and drag to resize" %)​
419	419
420	420
421	421	(% style="color:#037691" %)**Examples: AT+DATAUP=1**
...	...	@@ -423,9 +423,8 @@
423	423
424	424	Compose the uplink payload with value returns in sequence and send with (% style="color:red" %)**Multiply UPLINKs**.
425	425
426		-Final Payload is
	516	+Final Payload is (% style="color:#4f81bd" %)**PAYVER + PAYLOAD COUNT + PAYLOAD# + DATA**
427	427
428		-(% style="color:#4f81bd" %)**Battery Info+PAYVER + PAYLOAD COUNT + PAYLOAD# + DATA**
429	429
430	430	1. PAYVER: Defined by AT+PAYVER
431	431	1. PAYLOAD COUNT: Total how many uplinks of this sampling.
...	...	@@ -432,7 +432,7 @@
432	432	1. PAYLOAD#: Number of this uplink. (from 0,1,2,3…,to PAYLOAD COUNT)
433	433	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
434	434
435		-[[image:image-20220602155039-4.png]]
	524	+(% 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" %)​
436	436
437	437
438	438	So totally there will be 3 uplinks for this sampling, each uplink include 8 bytes DATA
...	...	@@ -444,8 +444,9 @@
444	444	DATA3=the rest of Valid value of RETURN10= **30**
445	445
446	446
447		-(% 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:
	536	+(% 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:**
448	448
	538	+
449	449	~* For AU915/AS923 bands, if UplinkDwell time=0, max 51 bytes for each uplink.
450	450
451	451	* For AU915/AS923 bands, if UplinkDwell time=0, max 11 bytes for each uplink.
...	...	@@ -455,594 +455,1193 @@
455	455	~* For all other bands: max 51 bytes for each uplink.
456	456
457	457
	548	+(% style="color:red" %)** When AT+DATAUP=1, the maximum number of segments is 15, and the maximum total number of bytes is 1500;**
	549	+
	550	+(% 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)**
	551	+
	552	+
	553	+
458	458	Below are the uplink payloads:
459	459
460		-[[image:1654157178836-407.png]]
461	461
	557	+(% 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" %)​
462	462
	559	+
	560	+
463	463	=== 3.3.5 Uplink on demand ===
464	464
	563	+
465	465	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.
466	466
467		-Downlink control command:
	566	+(% style="color:blue" %)**Downlink control command:**
468	468
469		-**0x08 command**: Poll an uplink with current command set in RS485-LN.
	568	+(% style="color:#4472c4" %)** 0x08 command**(%%): Poll an uplink with current command set in RS485-LN.
470	470
471		-**0xA8 command**: Send a command to RS485-LN and uplink the output from sensors.
	570	+(% style="color:#4472c4" %)** 0xA8 command**(%%): Send a command to RS485-LN and uplink the output from sensors.
472	472
473	473
474	474
475	475	=== 3.3.6 Uplink on Interrupt ===
476	476
	576	+
477	477	RS485-LN support external Interrupt uplink since hardware v1.2 release.
478	478
479		-[[image:1654157342174-798.png]]
480	480
	580	+(% 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" %)​
	581	+
481	481	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.
482	482
483	483
	585	+
484	484	== 3.4 Uplink Payload ==
485	485
486		-(% border="1" style="background-color:#4bacc6; color:white; width:734px" %)
487		-|**Size(bytes)**|(% style="width:120px" %)**2**|(% style="width:116px" %)**1**|(% style="width:386px" %)**Length depends on the return from the commands**
488		-|Value|(% style="width:120px" %)(((
489		-Battery(mV)
490	490
491		-&
492		-
493		-Interrupt _Flag
494		-)))|(% style="width:116px" %)(((
	589	+(% border="1" cellspacing="10" style="background-color:#ffffcc; color:green; width:520px" %)
	590	+|(% style="width:90px" %)(((
	591	+Size(bytes)
	592	+)))|(% style="width:114px" %)1|(% style="width:353px" %)(((
	593	+Length depends on the return from the commands
	594	+)))
	595	+|(% style="width:90px" %)(((
	596	+Value
	597	+)))|(% style="width:114px" %)(((
495	495	PAYLOAD_VER
	599	+)))|(% style="width:353px" %)(((
	600	+If the valid payload is too long and exceed the maximum
496	496
497		-
498		-)))|(% 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.
	602	+support payload length in server, server will show payload not
499	499
	604	+provided in the LoRaWAN server.
	605	+)))
	606	+
	607	+(% 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"]]
	608	+
	609	+(% title="Click and drag to resize" %)​
	610	+
500	500	Below is the decoder for the first 3 bytes. The rest bytes are dynamic depends on different RS485 sensors.
501	501
502	502
503		-== 3.5 Configure RS485-BL via AT or Downlink ==
504	504
	615	+== 3.5 Configure RS485-LN via AT or Downlink ==
	616	+
	617	+
	618	+(((
505	505	User can configure RS485-LN via AT Commands or LoRaWAN Downlink Commands
	620	+)))
506	506
	622	+(((
507	507	There are two kinds of Commands:
	624	+)))
508	508
509		-* (% style="color:#4f81bd" %)**Common Commands**(%%): They should be available for each sensor, such as: change uplink interval, reset device. For firmware v1.3, user can find what common commands it supports: [[End Device AT Commands and Downlink Command>>doc:Main.End Device AT Commands and Downlink Command.WebHome]]
	626	+* (((
	627	+(% 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]]
	628	+)))
510	510
511		-* (% style="color:#4f81bd" %)**Sensor Related Commands**(%%): These commands are special designed for RS485-LN.  User can see these commands below:
	630	+* (((
	631	+(% style="color:#4f81bd" %)**Sensor Related Commands**(%%): These commands are special designed for RS485-LN.  User can see these commands below:
	632	+)))
512	512
	634	+(((
	635	+
	636	+)))
	637	+
	638	+
	639	+
513	513	=== 3.5.1 Common Commands ===
514	514
	642	+
515	515	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]]
516	516
517	517
518		-=== 3.5.2 Sensor related commands ===
519	519
	647	+=== 3.5.2 Downlink Response(Since firmware v1.4) ===
	648	+
	649	+
520	520	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.
521	521
522		-[[image:image-20220602163333-5.png||height="263" width="1160"]]
523	523
	653	+(% 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"]]
	654	+
	655	+(% title="Click and drag to resize" %)​
	656	+
524	524	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)
525	525
526	526
	660	+
527	527	=== 3.5.3 Sensor related commands ===
528	528
529	529
530	530
531		-==== **RS485 Debug Command** ====
532	532
533		-This command is used to configure the RS485 devices; they won’t be used during sampling.
	666	+==== (% style="color:blue" %)**RS485 Debug Command**(%%) ====
534	534
535		-* **AT Command**
536	536
537		-(% class="box infomessage" %)
538	538	(((
539		-**AT+CFGDEV=xx xx xx xx xx xx xx xx xx xx xx xx,m**
	670	+This command is used to configure the RS485 devices; they won't be used during sampling. Max Length of AT+CFGDEV is **40 bytes**.
540	540	)))
541	541
542		-m: 0: no CRC, 1: add CRC-16/MODBUS in the end of this command
	673	+(((
	674	+* (% style="color:#037691" %)**AT Command**
543	543
544		-* **Downlink Payload**
	676	+(((
	677	+(% 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
	678	+)))
	679	+)))
545	545
546		-Format: A8 MM NN XX XX XX XX YY
	681	+(((
	682	+
	683	+)))
547	547
	685	+* (((
	686	+(% style="color:#037691" %)**Downlink Payload**
	687	+)))
	688	+
	689	+(((
	690	+Format: (% style="color:#4472c4" %)** A8 MM NN XX XX XX XX YY**
	691	+)))
	692	+
	693	+(((
548	548	Where:
	695	+)))
549	549
550		-* MM: 1: add CRC-16/MODBUS ; 0: no CRC
551		-* NN: The length of RS485 command
552		-* XX XX XX XX: RS485 command total NN bytes
553		-* YY: How many bytes will be uplink from the return of this RS485 command,
554		-** if YY=0, RS485-LN will execute the downlink command without uplink;
555		-** if YY>0, RS485-LN will uplink total YY bytes from the output of this RS485 command; Fport=200
556		-** if YY=FF, RS485-LN will uplink RS485 output with the downlink command content; Fport=200.
	697	+* (((
	698	+MM: 1: add CRC-16/MODBUS ; 0: no CRC
	699	+)))
	700	+* (((
	701	+NN: The length of RS485 command
	702	+)))
	703	+* (((
	704	+XX XX XX XX: RS485 command total NN bytes
	705	+)))
	706	+* (((
	707	+(((
	708	+YY: How many bytes will be uplink from the return of this RS485 command,
	709	+)))
557	557
558		-**Example 1** ~-~-> Configure without ask for uplink (YY=0)
	711	+* (((
	712	+if YY=0, RS485-LN will execute the downlink command without uplink;
	713	+)))
	714	+* (((
	715	+if YY>0, RS485-LN will uplink total YY bytes from the output of this RS485 command; Fport=200
	716	+)))
	717	+* (((
	718	+if YY=FF, RS485-LN will uplink RS485 output with the downlink command content; Fport=200.
	719	+)))
	720	+)))
559	559
	722	+(((
	723	+
	724	+
	725	+(% style="color:blue" %)**Example 1:**  (%%) ~-~-> Configure without ask for uplink (YY=0)
	726	+)))
	727	+
	728	+(((
560	560	To connect a Modbus Alarm with below commands.
	730	+)))
561	561
562		-* 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.
	732	+* (((
	733	+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.
	734	+)))
563	563
564		-* 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.
	736	+* (((
	737	+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.
	738	+)))
565	565
	740	+(((
	741	+
	742	+
566	566	So if user want to use downlink command to control to RS485 Alarm, he can use:
	744	+)))
567	567
	746	+(((
568	568	(% style="color:#4f81bd" %)**A8 01 06 0A 05 00 04 00 01 00**(%%): to activate the RS485 Alarm
	748	+)))
569	569
	750	+(((
570	570	(% style="color:#4f81bd" %)**A8 01 06 0A 05 00 04 00 00 00**(%%): to deactivate the RS485 Alarm
	752	+)))
571	571
	754	+(((
572	572	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.
	756	+)))
573	573
	758	+(((
	759	+
	760	+)))
574	574
575		-**Example 2** ~-~-> Configure with requesting uplink and original downlink command (**YY=FF**)
	762	+(((
	763	+(% style="color:blue" %)**Example 2:**  (%%) ~-~-> Configure with requesting uplink and original downlink command (**YY=FF**)
	764	+)))
576	576
	766	+(((
577	577	User in IoT server send a downlink command: (% style="color:#4f81bd" %)**A8 01 06 0A 08 00 04 00 01 YY**
	768	+)))
578	578
	770	+(((
	771	+
	772	+)))
579	579
580		-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:
	774	+(((
	775	+(((
	776	+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**
	777	+)))
581	581
582		- **A8** (% style="color:#4f81bd" %)**0A 08 00 04 00  **(% style="color:red" %)**01 06** ** **(% style="color:green" %)**0A 08 00 04 00 00**
	779	+
	780	+)))
583	583
584		- [[image:1654159460680-153.png]]
	782	+(((
	783	+ (% 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" %)​
	784	+)))
585	585
586	586
587	587
588		-==== **Set Payload version** ====
589	589
590		-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.
	789	+==== (% style="color:blue" %)**Set Payload version**(%%) ====
591	591
592		-* **AT Command:**
593	593
594		-(% class="box infomessage" %)
595	595	(((
596		-**AT+PAYVER: Set PAYVER field = 1**
	793	+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.
597	597	)))
598	598
599		-* **Downlink Payload:**
	796	+(((
	797	+* (% style="color:#037691" %)**AT Command:**
600	600
601		-**0xAE 01**  ~-~-> Set PAYVER field =  0x01
	799	+(% style="color:#4472c4" %)** AT+PAYVER:    ** (%%) Set PAYVER field = 1
602	602
603		-**0xAE 0F**   ~-~-> Set PAYVER field =  0x0F
	801	+
	802	+)))
604	604
	804	+* (((
	805	+(% style="color:#037691" %)**Downlink Payload:**
	806	+)))
605	605
	808	+(((
	809	+(% style="color:#4472c4" %)** 0xAE 01** (%%) ~-~->  Set PAYVER field =  0x01
	810	+)))
606	606
607		-==== **Set RS485 Sampling Commands** ====
	812	+(((
	813	+(% style="color:#4472c4" %)** 0xAE 0F**   (%%) ~-~->  Set PAYVER field =  0x0F
	814	+)))
608	608
609		-AT+COMMANDx or AT+DATACUTx
610	610
611		-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"]].
	817	+**1 )  Add the interrupt flag at the highest bit of the Payver byte, that is, Byte7 of the first byte. (Since v1.4.0)**
612	612
613	613
614		-* **AT Command:**
	820	+[[image:image-20220824145428-2.png||height="168" width="1300"]]
615	615
616		-(% class="box infomessage" %)
	822	+
	823	+
	824	+**2 )  if the data intercepted by AT+DATACUT or AT+MBFUN is empty, it will display NULL, and the payload will be filled with n FFs.**
	825	+
	826	+
	827	+[[image:image-20220824145428-3.png||height="308" width="1200"]]
	828	+
	829	+
	830	+
	831	+
	832	+==== (% style="color:blue" %)**Set RS485 Sampling Commands**(%%) ====
	833	+
	834	+
617	617	(((
618		-**AT+COMMANDx: Configure RS485 read command to sensor.**
	836	+AT+COMMANDx or AT+DATACUTx
619	619	)))
620	620
621		-(% class="box infomessage" %)
622	622	(((
623		-**AT+DATACUTx: Configure how to handle return from RS485 devices.**
	840	+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"]].
624	624	)))
625	625
	843	+(((
	844	+
	845	+)))
626	626
627		-* **Downlink Payload:**
	847	+* (((
	848	+(% style="color:#037691" %)**AT Command:**
	849	+)))
628	628
629		-**0xAF** downlink command can be used to set AT+COMMANDx or AT+DATACUTx.
	851	+(% style="color:#4472c4" %)** AT+COMMANDx:    ** (%%) Configure RS485 read command to sensor.
630	630
631		-(% style="color:red" %)**Note**(%%): if user use AT+COMMANDx to add a new command, he also need to send AT+DATACUTx downlink.
	853	+(% style="color:#4472c4" %)** AT+DATACUTx:        **(%%) Configure how to handle return from RS485 devices.
632	632
633		-Format: AF MM NN LL XX XX XX XX YY
634	634
	856	+* (((
	857	+(% style="color:#037691" %)**Downlink Payload:**
	858	+)))
	859	+
	860	+(((
	861	+(% style="color:#4472c4" %)** 0xAF**(%%) downlink command can be used to set AT+COMMANDx or AT+DATACUTx.
	862	+
	863	+
	864	+)))
	865	+
	866	+(((
	867	+(% style="color:red" %)**Note : if user use AT+COMMANDx to add a new command, he also need to send AT+DATACUTx downlink.**
	868	+
	869	+
	870	+)))
	871	+
	872	+(((
	873	+Format: (% style="color:#4472c4" %)** AF MM NN LL XX XX XX XX YY**
	874	+)))
	875	+
	876	+(((
635	635	Where:
	878	+)))
636	636
637		-* MM: the ATCOMMAND or AT+DATACUT to be set. Value from 01 ~~ 0F,
638		-* NN:  0: no CRC; 1: add CRC-16/MODBUS ; 2: set the AT+DATACUT value.
639		-* LL:  The length of AT+COMMAND or AT+DATACUT command
640		-* XX XX XX XX: AT+COMMAND or AT+DATACUT command
641		-* 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.
	880	+* (((
	881	+MM: the ATCOMMAND or AT+DATACUT to be set. Value from 01 ~~ 0F,
	882	+)))
	883	+* (((
	884	+NN:  0: no CRC; 1: add CRC-16/MODBUS ; 2: set the AT+DATACUT value.
	885	+)))
	886	+* (((
	887	+LL:  The length of AT+COMMAND or AT+DATACUT command
	888	+)))
	889	+* (((
	890	+XX XX XX XX: AT+COMMAND or AT+DATACUT command
	891	+)))
	892	+* (((
	893	+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.
	894	+)))
642	642
	896	+(((
	897	+
	898	+
643	643	**Example:**
	900	+)))
644	644
	902	+(((
645	645	(% 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
	904	+)))
646	646
	906	+(((
647	647	(% 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**
	908	+)))
648	648
	910	+(((
649	649	(% 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**
	912	+)))
650	650
651	651
652	652
653		-==== **Fast command to handle MODBUS device** ====
654	654
655		-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]].
	917	+==== (% style="color:blue" %)**Fast command to handle MODBUS device**(%%) ====
656	656
	919	+
	920	+(((
	921	+(% 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]].
	922	+)))
	923	+
	924	+(((
657	657	This command is valid since v1.3 firmware version
	926	+)))
658	658
	928	+(((
659	659	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.
	930	+)))
660	660
	932	+(((
	933	+
	934	+)))
661	661
	936	+(((
662	662	**Example:**
	938	+)))
663	663
664		-* AT+MBFUN=1 and AT+DATACUT1/AT+DATACUT2 are not configure (0,0,0). So RS485-LN.
665		-* 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.
666		-* 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.
	940	+* (((
	941	+AT+MBFUN=1 and AT+DATACUT1/AT+DATACUT2  are not configure (0,0,0). So RS485-LN.
	942	+)))
	943	+* (((
	944	+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.
	945	+)))
	946	+* (((
	947	+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.
667	667
668		-[[image:image-20220602165351-6.png]]
	949	+
	950	+)))
669	669
670		-[[image:image-20220602165351-7.png]]
	952	+(% aria-label="image-20220602165351-6.png image widget" contenteditable="false" role="region" tabindex="-1" %)[[image:image-20220602165351-6.png||data-widget="image"]]
671	671
	954	+(% title="Click and drag to resize" %)​
672	672
	956	+(% 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" %)​
673	673
674		-==== **RS485 command timeout** ====
675	675
	959	+
	960	+
	961	+==== (% style="color:blue" %)**RS485 command timeout**(%%) ====
	962	+
	963	+
	964	+(((
676	676	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.
	966	+)))
677	677
	968	+(((
678	678	Default value: 0, range:  0 ~~ 65 seconds
	970	+)))
679	679
680		-* **AT Command:**
681		-
682		-(% class="box infomessage" %)
683	683	(((
684		-**AT+CMDDLaa=hex(bb cc)*1000**
	973	+* (% style="color:#037691" %)** AT Command:**
	974	+
	975	+(% style="color:#4472c4" %)** AT+CMDDLaa=hex(bb cc)*1000**
685	685	)))
686	686
	978	+(((
	979	+
	980	+
687	687	**Example:**
	982	+)))
688	688
689		-**AT+CMDDL1=1000** to send the open time to 1000ms
	984	+(((
	985	+(% style="color:#4472c4" %)** AT+CMDDL1=1000** (%%)to send the open time to 1000ms
	986	+)))
690	690
	988	+(((
	989	+
	990	+)))
691	691
692		-* **Downlink Payload:**
	992	+* (((
	993	+(% style="color:#037691" %)** Downlink Payload:**
	994	+)))
693	693
694		-**0x AA aa bb cc**
	996	+(((
	997	+(% style="color:#4472c4" %)** 0x AA aa bb cc**(%%) Same as: AT+CMDDLaa=hex(bb cc)*1000
	998	+)))
695	695
696		-Same as: AT+CMDDLaa=hex(bb cc)*1000
	1000	+(((
	1001	+
697	697
698		- **Example:**
	1003	+**Example:**
	1004	+)))
699	699
700		- 0xAA 01 00 01  ~-~-> Same as **AT+CMDDL1=1000 ms**
	1006	+(((
	1007	+**0xAA 01 00 01**  ~-~-> Same as  **AT+CMDDL1=1000 ms**
	1008	+)))
701	701
702	702
703	703
704		-==== **Uplink payload mode** ====
705	705
	1013	+==== (% style="color:blue" %)**Uplink payload mode**(%%) ====
	1014	+
	1015	+
	1016	+(((
706	706	Define to use one uplink or multiple uplinks for the sampling.
	1018	+)))
707	707
	1020	+(((
708	708	The use of this command please see: [[Compose Uplink payload>>||anchor="H3.3.4Composetheuplinkpayload"]]
709	709
710		-* **AT Command:**
	1023	+
	1024	+)))
711	711
712		-(% class="box infomessage" %)
713	713	(((
714		-**AT+DATAUP=0**
	1027	+* (% style="color:#037691" %)** AT Command:**
	1028	+
	1029	+(% style="color:#4472c4" %)** AT+DATAUP=0**
	1030	+
	1031	+(% style="color:#4472c4" %)** AT+DATAUP=1**
	1032	+
	1033	+
715	715	)))
716	716
717		-(% class="box infomessage" %)
718		-(((
719		-**AT+DATAUP=1**
	1036	+(% style="color:#4472c4" %)** 0xAD 01 00 00 14** (%%) **~-~->** Same as AT+DATAUP=1，20000  ~/~/  (00 00 14 is 20 seconds)
	1037	+
	1038	+Each uplink is sent to the server at 20-second intervals when segmented.
	1039	+
	1040	+
	1041	+* (((
	1042	+(% style="color:#037691" %)** Downlink Payload:**
720	720	)))
721	721
	1045	+(% style="color:#4472c4" %)** 0xAD 00** (%%) **~-~->** Same as AT+DATAUP=0
722	722
723		-* **Downlink Payload:**
	1047	+(% 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.
724	724
725		-**0xAD 00**  **~-~->** Same as AT+DATAUP=0
726	726
727		-**0xAD 01**  **~-~->** Same as AT+DATAUP=1
	1050	+* (((
	1051	+(% style="color:#037691" %)** AT Command:**
	1052	+)))
728	728
	1054	+(% style="color:#4472c4" %)** AT+DATAUP=1,Timeout**
729	729
730	730
731		-==== **Manually trigger an Uplink** ====
	1057	+* (((
	1058	+(% style="color:#037691" %)** Downlink Payload:**
	1059	+)))
732	732
	1061	+(% style="color:#4472c4" %)** 0xAD 01 00 00 14** (%%) **~-~->** Same as AT+DATAUP=1，20000  ~/~/  (00 00 14 is 20 seconds)
	1062	+
	1063	+Each uplink is sent to the server at 20-second intervals when segmented.
	1064	+
	1065	+
	1066	+
	1067	+
	1068	+==== (% style="color:blue" %)**Manually trigger an Uplink**(%%) ====
	1069	+
	1070	+
	1071	+(((
733	733	Ask device to send an uplink immediately.
	1073	+)))
734	734
735		-* **AT Command:**
	1075	+* (((
	1076	+(% style="color:#037691" %)** AT Command:**
	1077	+)))
736	736
737		-No AT Command for this, user can press the [[ACT button>>path:#Button]] for 1 second for the same.
	1079	+(((
	1080	+No AT Command for this, user can press the [[ACT button>>||anchor="H3.7Buttons"]] for 1 second for the same.
	1081	+)))
738	738
	1083	+(((
	1084	+
	1085	+)))
739	739
740		-* **Downlink Payload:**
	1087	+* (((
	1088	+(% style="color:#037691" %)** Downlink Payload:**
	1089	+)))
741	741
742		-**0x08 FF**, RS485-LN will immediately send an uplink.
	1091	+(((
	1092	+(% style="color:#4472c4" %)** 0x08 FF**(%%), RS485-LN will immediately send an uplink.
	1093	+)))
743	743
744	744
745	745
746		-==== **Clear RS485 Command** ====
747	747
	1098	+==== (% style="color:blue" %)**Clear RS485 Command**(%%) ====
	1099	+
	1100	+
	1101	+(((
748	748	The AT+COMMANDx and AT+DATACUTx settings are stored in special location, user can use below command to clear them.
749	749
750		-* **AT Command:**
	1104	+
	1105	+)))
751	751
752		-**AT+CMDEAR=mm,nn**   mm: start position of erase ,nn: stop position of erase
	1107	+* (((
	1108	+(% style="color:#037691" %)** AT Command:**
	1109	+)))
753	753
	1111	+(((
	1112	+(% style="color:#4472c4" %)** AT+CMDEAR=mm,nn** (%%) mm: start position of erase ,nn: stop position of erase
	1113	+)))
	1114	+
	1115	+(((
	1116	+
	1117	+
754	754	Etc. AT+CMDEAR=1,10 means erase AT+COMMAND1/AT+DATACUT1 to AT+COMMAND10/AT+DATACUT10
	1119	+)))
755	755
	1121	+(((
756	756	Example screen shot after clear all RS485 commands.
	1123	+)))
757	757
	1125	+(((
	1126	+
	1127	+)))
758	758
	1129	+(((
759	759	The uplink screen shot is:
	1131	+)))
760	760
761		-[[image:1654160691922-496.png]][[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image001.png]]
	1133	+(% 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" %)​
762	762
763	763
764		-* **Downlink Payload:**
	1136	+* (((
	1137	+(% style="color:#037691" %)** Downlink Payload:**
	1138	+)))
765	765
766		-**0x09 aa bb** same as AT+CMDEAR=aa,bb
	1140	+(((
	1141	+(% style="color:#4472c4" %)** 0x09 aa bb** (%%) same as AT+CMDEAR=aa,bb
	1142	+)))
767	767
768	768
769	769
770		-==== **Set Serial Communication Parameters** ====
771	771
772		-Set the Rs485 serial communication parameters:
	1147	+==== (% style="color:blue" %)**Set Serial Communication Parameters**(%%) ====
773	773
774		-* **AT Command:**
775	775
776		-Set Baud Rate:
	1150	+(((
	1151	+Set the Rs485 serial communication parameters:
	1152	+)))
777	777
778		-(% class="box infomessage" %)
779	779	(((
780		-**AT+BAUDR=9600**    ~/~/ Options: (1200,2400,4800,14400,19200,115200)
	1155	+(% style="color:#037691" %)**AT Command:**
781	781	)))
782	782
783		-Set UART Parity
	1158	+(((
	1159	+* Set Baud Rate
	1160	+)))
784	784
785		-(% class="box infomessage" %)
	1162	+(% 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
	1163	+
	1164	+
786	786	(((
787		-**AT+PARITY=0**    ~/~/ Option: 0: no parity, 1: odd parity, 2: even parity
	1166	+* Set UART Parity
788	788	)))
789	789
790		-Set STOPBIT
	1169	+(% style="color:#4472c4" %)** AT+PARITY=0** (%%) ~/~/  Option: 0: no parity, 1: odd parity, 2: even parity
791	791
792		-(% class="box infomessage" %)
	1171	+
793	793	(((
794		-**AT+STOPBIT=0**    ~/~/ Option: 0 for 1bit; 1 for 1.5 bit ; 2 for 2 bits
	1173	+* Set STOPBIT
795	795	)))
796	796
	1176	+(% style="color:#4472c4" %)** AT+STOPBIT=0** (%%) ~/~/  Option: 0 for 1bit; 1 for 1.5 bit ; 2 for 2 bits
797	797
798		-* **Downlink Payload:**
799	799
800		-**A7 01 aa bb**: Same  AT+BAUDR=hex(aa bb)*100
	1179	+(((
	1180	+(% style="color:#037691" %)**Downlink Payload:**
	1181	+)))
801	801
	1183	+(((
	1184	+(% style="color:#4472c4" %)** A7 01 aa bb**:   (%%) Same  AT+BAUDR=hex(aa bb)*100
	1185	+)))
	1186	+
	1187	+(((
802	802	**Example:**
	1189	+)))
803	803
804		-* A7 01 00 60   same as AT+BAUDR=9600
805		-* A7 01 04 80  same as AT+BAUDR=115200
	1191	+* (((
	1192	+A7 01 00 60  same as AT+BAUDR=9600
	1193	+)))
	1194	+* (((
	1195	+A7 01 04 80  same as AT+BAUDR=115200
	1196	+)))
806	806
807		-A7 02 aa: Same as  AT+PARITY=aa  (aa value: 00 , 01 or 02)
	1198	+(((
	1199	+* A7 02 aa:  Same as  AT+PARITY=aa  (aa value: 00 , 01 or 02)
	1200	+)))
808	808
809		-A7 03 aa: Same as  AT+STOPBIT=aa  (aa value: 00 , 01 or 02)
	1202	+(((
	1203	+* A7 03 aa:  Same as  AT+STOPBIT=aa  (aa value: 00 , 01 or 02)
	1204	+)))
810	810
811	811
	1207	+==== (% style="color:blue" %)**Configure Databit (Since Version 1.4.0)**(%%) ====
	1208	+
	1209	+* (((
	1210	+(% style="color:#037691" %)** AT Command:**
	1211	+)))
	1212	+
	1213	+**~ AT+DATABIT=7  **~/~/ Set the data bits to 7
	1214	+
	1215	+**~ AT+DATABIT=8  **~/~/ Set the data bits to 8
	1216	+
	1217	+* (((
	1218	+(% style="color:#037691" %)**Downlink Payload:**
	1219	+)))
	1220	+
	1221	+**~ A7 04 07**: Same as  AT+DATABIT=7
	1222	+
	1223	+**~ A7 04 08**: Same as  AT+DATABIT=8
	1224	+
	1225	+
	1226	+
	1227	+==== (% style="color:blue" %)**Encrypted payload**(%%) ====
	1228	+
	1229	+(((
	1230	+
	1231	+)))
	1232	+
	1233	+* (((
	1234	+(% style="color:#037691" %)** AT Command:**
	1235	+)))
	1236	+
	1237	+(% style="color:#4472c4" %)** AT+DECRYPT=1  ** (%%) ~/~/ The payload is uploaded without encryption
	1238	+
	1239	+(% style="color:#4472c4" %)** AT+DECRYPT=0  ** (%%) ~/~/ Encrypt when uploading payload (default)
	1240	+
	1241	+
	1242	+
	1243	+
	1244	+==== (% style="color:blue" %)**Get sensor value**(%%) ====
	1245	+
	1246	+
	1247	+* (((
	1248	+(% style="color:#037691" %)** AT Command:**
	1249	+)))
	1250	+
	1251	+(% style="color:#4472c4" %)** AT+GETSENSORVALUE=0  **(%%) ~/~/ The serial port gets the reading of the current sensor
	1252	+
	1253	+(% style="color:#4472c4" %)** AT+GETSENSORVALUE=1  **(%%) ~/~/ The serial port gets the current sensor reading and uploads it.
	1254	+
	1255	+
	1256	+
	1257	+
	1258	+==== (% style="color:blue" %)**Resets the downlink packet count**(%%) ====
	1259	+
	1260	+
	1261	+* (((
	1262	+(% style="color:#037691" %)** AT Command:**
	1263	+)))
	1264	+
	1265	+(% 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)
	1266	+
	1267	+(% 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.
	1268	+
	1269	+
	1270	+
	1271	+
	1272	+==== (% style="color:blue" %)**When the limit bytes are exceeded, upload in batches**(%%) ====
	1273	+
	1274	+
	1275	+* (((
	1276	+(% style="color:#037691" %)** AT Command:**
	1277	+)))
	1278	+
	1279	+ (% 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)
	1280	+
	1281	+ (% 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.
	1282	+
	1283	+
	1284	+* (((
	1285	+(% style="color:#037691" %)** Downlink Payload:**
	1286	+)))
	1287	+
	1288	+(% style="color:#4472c4" %)** 0x21 00 01 ** (%%) ~/~/ Set  the DISMACANS=1
	1289	+
	1290	+
	1291	+
	1292	+
	1293	+==== (% style="color:blue" %)** Copy downlink to uplink **(%%) ====
	1294	+
	1295	+
	1296	+* (((
	1297	+(% style="color:#037691" %)** AT Command:**
	1298	+)))
	1299	+
	1300	+(% 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.
	1301	+
	1302	+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.
	1303	+
	1304	+
	1305	+[[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"]]
	1306	+
	1307	+For example, sending 11 22 33 44 55 66 77 will return invalid configuration 00 11 22 33 44 55 66 77.
	1308	+
	1309	+
	1310	+
	1311	+[[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"]]
	1312	+
	1313	+For example, if 01 00 02 58 is issued, a valid configuration of 01 01 00 02 58 will be returned.
	1314	+
	1315	+
	1316	+
	1317	+
	1318	+==== (% style="color:blue" %)**Query version number and frequency band 、TDC**(%%) ====
	1319	+
	1320	+
	1321	+(((
	1322	+* (% style="color:#037691" %)**Downlink Payload:**
	1323	+
	1324	+(% style="color:#4472c4" %)** 26 01  ** (%%) ~/~/  Downlink 26 01 can query device upload frequency, frequency band, software version number, TDC time.
	1325	+)))
	1326	+
	1327	+
	1328	+Example：
	1329	+
	1330	+
	1331	+[[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"]]
	1332	+
	1333	+
	1334	+
	1335	+
	1336	+==== (% style="color:blue" %)** Monitor RS485 communication of other devices**(%%) ====
	1337	+
	1338	+
	1339	+* (((
	1340	+(% style="color:#037691" %)** AT Command:**
	1341	+)))
	1342	+
	1343	+(% 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.
	1344	+
	1345	+(% 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.
	1346	+
	1347	+(% style="color:#4472c4" %)**AT+RXMODE=0,0  ** (%%) ~/~/  Disable this mode (default)
	1348	+
	1349	+
	1350	+* (((
	1351	+(% style="color:#037691" %)**Downlink Payload:**
	1352	+)))
	1353	+
	1354	+(% style="color:#4472c4" %)** A6 aa bb bb               ** (%%) ~/~/ same as AT+RXMODE=aa,bb
	1355	+
	1356	+[[image:image-20220824144240-1.png]]
	1357	+
	1358	+
	1359	+
812	812	== 3.6 Listening mode for RS485 network ==
813	813
	1362	+
	1363	+(((
814	814	This feature support since firmware v1.4
	1365	+)))
815	815
	1367	+(((
816	816	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.
817	817
818		-[[image:image-20220602171200-8.png||height="567" width="1007"]]
	1370	+
	1371	+)))
819	819
820		-To enable the listening mode, use can run the command AT+RXMODE.
	1373	+(% 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"]]
821	821
	1375	+(% title="Click and drag to resize" %)​
822	822
823		-(% border="1" style="background-color:#ffffcc; width:500px" %)
824		-|=(% style="width: 161px;" %)**Command example:**|=(% style="width: 337px;" %)**Function**
825		-|(% 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.
826		-|(% 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
827		-|(% style="width:161px" %)AT+RXMODE=0,0|(% style="width:337px" %)Disable listening mode. This is the default settings.
828		-|(% style="width:161px" %) |(% style="width:337px" %)A6 aa bb cc  same as AT+RXMODE=aa,(bb<<8 ~| cc)
	1377	+(((
	1378	+To enable the listening mode, use can run the command (% style="color:#4472c4" %)** AT+RXMODE**.
	1379	+)))
829	829
830		-**Downlink Command:**
	1381	+(((
	1382	+
	1383	+)))
831	831
832		-**0xA6 aa bb cc ** same as AT+RXMODE=aa,(bb<<8 | cc)
	1385	+(% border="1" cellspacing="10" style="background-color:#ffffcc; width:500px" %)
	1386	+|=(% style="width: 100px;" %)(((
	1387	+**Command example**
	1388	+)))|=(% style="width: 400px;" %)(((
	1389	+**Function**
	1390	+)))
	1391	+|(% style="width:100px" %)(((
	1392	+AT+RXMODE=1,10
	1393	+)))|(% style="width:400px" %)(((
	1394	+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.
	1395	+)))
	1396	+|(% style="width:100px" %)(((
	1397	+AT+RXMODE=2,500
	1398	+)))|(% style="width:400px" %)(((
	1399	+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
	1400	+)))
	1401	+|(% style="width:100px" %)(((
	1402	+AT+RXMODE=0,0
	1403	+)))|(% style="width:400px" %)(((
	1404	+Disable listening mode. This is the default settings.
	1405	+)))
	1406	+|(% style="width:100px" %)(((
	1407	+
	1408	+)))|(% style="width:400px" %)(((
	1409	+A6 aa bb cc  same as AT+RXMODE=aa,(bb<<8 | cc)
	1410	+)))
833	833
	1412	+(((
	1413	+
834	834
	1415	+(% style="color:#037691" %)**Downlink Command:**
	1416	+)))
	1417	+
	1418	+(((
	1419	+(% style="color:#4472c4" %)** 0xA6 aa bb cc **(%%) same as AT+RXMODE=aa,(bb<<8 | cc)
	1420	+)))
	1421	+
	1422	+(((
	1423	+
	1424	+)))
	1425	+
	1426	+(((
835	835	**Example**:
	1428	+)))
836	836
	1430	+(((
837	837	The RS485-LN is set to AT+RXMODE=2,1000
	1432	+)))
838	838
	1434	+(((
839	839	There is a two Modbus commands in the RS485 network as below:
	1436	+)))
840	840
	1438	+(((
841	841	The Modbus master send a command: (% style="background-color:#ffc000" %)01 03 00 00 00 02 c4 0b
	1440	+)))
842	842
	1442	+(((
843	843	And Modbus slave reply with: (% style="background-color:green" %)01 03 04 00 00 00 00 fa 33
	1444	+)))
844	844
	1446	+(((
845	845	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
846	846
847		-[[image:image-20220602171200-9.png]]
	1449	+
	1450	+)))
848	848
	1452	+(((
	1453	+(% 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" %)​
	1454	+)))
849	849
850		-(% 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.
	1456	+(((
	1457	+
	1458	+)))
851	851
	1460	+(((
	1461	+(((
	1462	+(% 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.**
	1463	+)))
	1464	+)))
852	852
	1466	+
	1467	+
853	853	== 3.7 Buttons ==
854	854
855	855
856		-(% border="1" style="background-color:#f7faff; width:500px" %)
857		-|=**Button**|=(% style="width: 1420px;" %)**Feature**
858		-|**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**
859		-|**RST**|(% style="width:1420px" %)Reboot RS485
860		-|**PRO**|(% style="width:1420px" %)Use for upload image, see [[How to Update Image>>path:#upgrade_image]]
	1471	+(% border="1.5" cellspacing="4" style="background-color:#ffffcc; width:430px" %)
	1472	+|=(% style="width: 50px;" %)**Button**|=(% style="width: 361px;" %)**Feature**
	1473	+|(% 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**
	1474	+|(% style="width:50px" %)**RST**|(% style="width:361px" %)Reboot RS485
	1475	+|(% style="width:50px" %)**PRO**|(% style="width:361px" %)Use for upload image, see [[How to Update Image>>||anchor="H6.1Howtoupgradetheimage3F"]]
861	861
862	862
	1478	+
863	863	== 3.8 LEDs ==
864	864
865		-(% border="1" style="background-color:#f7faff; width:500px" %)
866		-|=**LEDs**|=**Feature**
	1481	+
	1482	+(% border="1.5" cellspacing="4" style="background-color:#ffffcc; width:430px" %)
	1483	+|=(% style="width: 50px;" %)**LEDs**|=(% style="width: 380px;" %)**Feature**
867	867	|**PWR**|Always on if there is power
868		-|**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.
	1485	+|**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.
869	869
870	870
	1488	+
871	871	= 4. Case Study =
872	872
	1491	+
873	873	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]]
874	874
875	875
	1495	+
876	876	= 5. Use AT Command =
877	877
	1498	+
878	878	== 5.1 Access AT Command ==
879	879
880		-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.
881	881
882		-[[image:1654162355560-817.png]]
	1502	+(((
	1503	+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.
883	883
	1505	+
	1506	+)))
884	884
885		-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:
	1508	+(% 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" %)​
886	886
887		-[[image:1654162368066-342.png]]
888	888
889	889
890		-More detail AT Command manual can be found at [[AT Command Manual>>||anchor="3.5ConfigureRS485-BLviaATorDownlink"]]
	1512	+(((
	1513	+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:
891	891
	1515	+
	1516	+)))
892	892
	1518	+(% 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" %)​
	1519	+
	1520	+
	1521	+(((
	1522	+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/]]
	1523	+)))
	1524	+
	1525	+
	1526	+
893	893	== 5.2 Common AT Command Sequence ==
894	894
	1529	+
895	895	=== 5.2.1 Multi-channel ABP mode (Use with SX1301/LG308) ===
896	896
	1532	+
897	897	If device has not joined network yet:
898	898
899		-(% class="box infomessage" %)
900		-(((
901		-**AT+FDR**
902		-)))
	1535	+* (% style="color:#037691" %)**AT+FDR**
	1536	+* (% style="color:#037691" %)**AT+NJM=0**
	1537	+* (% style="color:#037691" %)**ATZ**
903	903
904		-(% class="box infomessage" %)
905	905	(((
906		-**AT+NJM=0**
907		-)))
	1540	+
908	908
909		-(% class="box infomessage" %)
910		-(((
911		-**ATZ**
912		-)))
913		-
914		-
915	915	If device already joined network:
916	916
917		-(% class="box infomessage" %)
918		-(((
919		-**AT+NJM=0**
920		-)))
	1544	+* (% style="color:#037691" %)**AT+NJM=0**
	1545	+* (% style="color:#037691" %)**ATZ**
921	921
922		-(% class="box infomessage" %)
923		-(((
924		-**ATZ**
	1547	+
925	925	)))
926	926
927	927
	1551	+
928	928	=== 5.5.2 Single-channel ABP mode (Use with LG01/LG02) ===
929	929
930	930
931		-(% style="background-color:#dcdcdc" %)**AT+FDR** (%%) Reset Parameters to Factory Default, Keys Reserve
	1555	+(% style="background-color:#dcdcdc" %)**AT+FDR** (%%) Reset Parameters to Factory Default, Keys Reserve
932	932
933		-(% style="background-color:#dcdcdc" %)**AT+NJM=0 **(%%)Set to ABP mode
	1557	+(% style="background-color:#dcdcdc" %)**AT+NJM=0 **(%%) Set to ABP mode
934	934
935		-(% style="background-color:#dcdcdc" %)**AT+ADR=0** (%%)Set the Adaptive Data Rate Off
	1559	+(% style="background-color:#dcdcdc" %)**AT+ADR=0** (%%) Set the Adaptive Data Rate Off
936	936
937		-(% style="background-color:#dcdcdc" %)**AT+DR=5**   (%%)Set Data Rate
	1561	+(% style="background-color:#dcdcdc" %)**AT+DR=5**   (%%) Set Data Rate
938	938
939		-(% style="background-color:#dcdcdc" %)**AT+TDC=60000** (%%) Set transmit interval to 60 seconds
	1563	+(% style="background-color:#dcdcdc" %)**AT+TDC=60000** (%%) Set transmit interval to 60 seconds
940	940
941		-(% style="background-color:#dcdcdc" %)**AT+CHS=868400000**(%%) Set transmit frequency to 868.4Mhz
	1565	+(% style="background-color:#dcdcdc" %)**AT+CHS=868400000**(%%)  Set transmit frequency to 868.4Mhz
942	942
943		-(% style="background-color:#dcdcdc" %)**AT+RX2FQ=868400000** (%%) Set RX2Frequency to 868.4Mhz (according to the result from server)
	1567	+(% style="background-color:#dcdcdc" %)**AT+RX2FQ=868400000** (%%) Set RX2Frequency to 868.4Mhz (according to the result from server)
944	944
945		-(% style="background-color:#dcdcdc" %)**AT+RX2DR=5**  (%%) Set RX2DR to match the downlink DR from server. see below
	1569	+(% style="background-color:#dcdcdc" %)**AT+RX2DR=5**  (%%) Set RX2DR to match the downlink DR from server. see below
946	946
947		-(% 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.
	1571	+(% 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.
948	948
949		-(% style="background-color:#dcdcdc" %)**ATZ**       (%%) Reset MCU
	1573	+(% style="background-color:#dcdcdc" %)**ATZ**       (%%) Reset MCU
950	950
951	951
952	952	(% style="color:red" %)**Note:**
953	953
	1578	+(((
954	954	(% style="color:red" %)1. Make sure the device is set to ABP mode in the IoT Server.
955	955	2. Make sure the LG01/02 gateway RX frequency is exactly the same as AT+CHS setting.
956	956	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.
957	957	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
958	958
959		-[[image:1654162478620-421.png]]
	1584	+
	1585	+)))
960	960
	1587	+(% 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" %)​
961	961
	1589	+
	1590	+
962	962	= 6. FAQ =
963	963
	1593	+
964	964	== 6.1 How to upgrade the image? ==
965	965
	1596	+
	1597	+(((
966	966	The RS485-LN LoRaWAN Controller is shipped with a 3.5mm cable, the cable is used to upload image to RS485-LN to:
	1599	+)))
967	967
968		-* Support new features
969		-* For bug fix
970		-* Change LoRaWAN bands.
	1601	+* (((
	1602	+Support new features
	1603	+)))
	1604	+* (((
	1605	+For bug fix
	1606	+)))
	1607	+* (((
	1608	+Change LoRaWAN bands.
	1609	+)))
971	971
	1611	+(((
972	972	Below shows the hardware connection for how to upload an image to RS485-LN:
	1613	+)))
973	973
974		-[[image:1654162535040-878.png]]
	1615	+(% 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"]]
975	975
976		-**Step1:** Download [[flash loader>>url:https://www.st.com/content/st_com/en/products/development-tools/software-development-tools/stm32-software-development-tools/stm32-programmers/flasher-stm32.html]].
	1617	+(% title="Click and drag to resize" %)​
977	977
978		-**Step2**: Download the [[LT Image files>>url:http://www.dragino.com/downloads/index.php?dir=LT_LoRa_IO_Controller/LT33222-L/image/]].
	1619	+(((
	1620	+(% 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]].
979	979
980		-**Step3: **Open flashloader; choose the correct COM port to update.
	1622	+
	1623	+)))
981	981
	1625	+(((
	1626	+(% 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]].
	1627	+
	1628	+
	1629	+)))
	1630	+
	1631	+(((
	1632	+(% style="color:blue" %)**Step3**(%%)**: **Open flashloader; choose the correct COM port to update.
	1633	+
	1634	+
	1635	+)))
	1636	+
	1637	+(((
	1638	+(((
	1639	+(((
982	982	(% 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.
	1641	+)))
	1642	+)))
	1643	+)))
983	983
984	984
985		-[[image:image-20220602175818-12.png]]
	1646	+(% 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" %)​
986	986
987	987
988		-[[image:image-20220602175848-13.png]]
	1649	+(% 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" %)​
989	989
990	990
991		-[[image:image-20220602175912-14.png]]
	1652	+(% 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" %)​
992	992
993	993
994		-**Notice**: In case user has lost the program cable. User can hand made one from a 3.5mm cable. The pin mapping is:
	1655	+(% 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:**
995	995
996		-[[image:image-20220602175638-10.png]]
	1657	+(% 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" %)​
997	997
998	998
	1660	+
999	999	== 6.2 How to change the LoRa Frequency Bands/Region? ==
1000	1000
	1663	+
1001	1001	User can follow the introduction for [[how to upgrade image>>||anchor="H6.1Howtoupgradetheimage3F"]]. When download the images, choose the required image file for download.
1002	1002
1003	1003
1004		-== 6.3 How many RS485-Slave can RS485-BL connects? ==
1005	1005
1006		-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"]].
	1668	+== 6.3 How many RS485-Slave can RS485-LN connects? ==
1007	1007
1008	1008
	1671	+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"]].
	1672	+
	1673	+
	1674	+
1009	1009	== 6.4 Compatible question to ChirpStack and TTI LoRaWAN server ? ==
1010	1010
	1677	+
1011	1011	When user need to use with ChirpStack or TTI. Please set AT+RPL=4.
1012	1012
1013	1013	Detail info check this link: [[Set Packet Receiving Response Level>>doc:Main.End Device AT Commands and Downlink Command.WebHome||anchor="H7.23SetPacketReceivingResponseLevel"]]
1014	1014
1015	1015
	1683	+
	1684	+== 6.5 Can i use point to point communication for RS485-LN? ==
	1685	+
	1686	+
	1687	+Yes, please refer [[Point to Point Communication for RS485-LN>>Point to Point Communication for RS485-LN]].
	1688	+
	1689	+
	1690	+
	1691	+== 6.6 How to Use RS485-LN  to connect to RS232 devices? ==
	1692	+
	1693	+
	1694	+[[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/]]
	1695	+
	1696	+
	1697	+
1016	1016	= 7. Trouble Shooting =
1017	1017
1018		-== 7.1 Downlink doesn’t work, how to solve it? ==
1019	1019
	1701	+== 7.1 Downlink doesn't work, how to solve it? ==
	1702	+
	1703	+
1020	1020	Please see this link for debug: [[LoRaWAN Communication Debug>>doc:Main.LoRaWAN Communication Debug.WebHome]]
1021	1021
1022	1022
1023		-== 7.2 Why I can’t join TTN V3 in US915 /AU915 bands? ==
1024	1024
	1708	+== 7.2 Why I can't join TTN V3 in US915 /AU915 bands? ==
	1709	+
	1710	+
1025	1025	It might about the channels mapping. Please see for detail: [[Notice of Frequency band>>doc:Main.LoRaWAN Communication Debug.WebHome||anchor="H2.NoticeofUS9152FCN4702FAU915Frequencyband"]]
1026	1026
1027	1027
	1714	+
1028	1028	= 8. Order Info =
1029	1029
	1717	+
1030	1030	(% style="color:blue" %)**Part Number: RS485-LN-XXX**
1031	1031
1032	1032	(% style="color:blue" %)**XXX:**
1033	1033
1034		-* (% style="color:blue" %)**EU433**(%%): frequency bands EU433
1035		-* (% style="color:blue" %)**EU868**(%%): frequency bands EU868
1036		-* (% style="color:blue" %)**KR920**(%%): frequency bands KR920
1037		-* (% style="color:blue" %)**CN470**(%%): frequency bands CN470
1038		-* (% style="color:blue" %)**AS923**(%%): frequency bands AS923
1039		-* (% style="color:blue" %)**AU915**(%%): frequency bands AU915
1040		-* (% style="color:blue" %)**US915**(%%): frequency bands US915
1041		-* (% style="color:blue" %)**IN865**(%%): frequency bands IN865
1042		-* (% style="color:blue" %)**RU864**(%%): frequency bands RU864
1043		-* (% style="color:blue" %)**KZ865**(%%): frequency bands KZ865
	1722	+* (% style="color:red" %)**EU433**(%%):  frequency bands EU433
	1723	+* (% style="color:red" %)**EU868**(%%):  frequency bands EU868
	1724	+* (% style="color:red" %)**KR920**(%%):  frequency bands KR920
	1725	+* (% style="color:red" %)**CN470**(%%):  frequency bands CN470
	1726	+* (% style="color:red" %)**AS923**(%%):  frequency bands AS923
	1727	+* (% style="color:red" %)**AU915**(%%):  frequency bands AU915
	1728	+* (% style="color:red" %)**US915**(%%):  frequency bands US915
	1729	+* (% style="color:red" %)**IN865**(%%):  frequency bands IN865
	1730	+* (% style="color:red" %)**RU864**(%%):  frequency bands RU864
	1731	+* (% style="color:red" %)**KZ865**(%%):  frequency bands KZ865
1044	1044
1045	1045
	1734	+
1046	1046	= 9.Packing Info =
1047	1047
1048	1048
...	...	@@ -1060,32 +1060,69 @@
1060	1060	* Weight / pcs : 170g
1061	1061
1062	1062
	1752	+
1063	1063	= 10. FCC Caution for RS485LN-US915 =
1064	1064
	1755	+
	1756	+(((
1065	1065	Any Changes or modifications not expressly approved by the party responsible for compliance could void the user's authority to operate the equipment.
	1758	+)))
1066	1066
	1760	+(((
1067	1067	This device complies with part 15 of the FCC Rules. Operation is subject to the following two conditions: (1) This device may not cause harmful interference, and (2) this device must accept any interference received, including interference that may cause undesired operation.
	1762	+)))
1068	1068
	1764	+(((
	1765	+
	1766	+)))
1069	1069
1070		-**IMPORTANT NOTE:**
	1768	+(((
	1769	+(% style="color:red" %)**IMPORTANT NOTE:**
	1770	+)))
1071	1071
1072		-**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:
	1772	+(((
	1773	+(% 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:
	1774	+)))
1073	1073
	1776	+(((
1074	1074	—Reorient or relocate the receiving antenna.
	1778	+)))
1075	1075
	1780	+(((
1076	1076	—Increase the separation between the equipment and receiver.
	1782	+)))
1077	1077
	1784	+(((
1078	1078	—Connect the equipment into an outlet on a circuit different from that to which the receiver is connected.
	1786	+)))
1079	1079
	1788	+(((
1080	1080	—Consult the dealer or an experienced radio/TV technician for help.
	1790	+)))
1081	1081
	1792	+(((
	1793	+
	1794	+)))
1082	1082
1083		-**FCC Radiation Exposure Statement:**
	1796	+(((
	1797	+(% style="color:red" %)**FCC Radiation Exposure Statement:**
	1798	+)))
1084	1084
	1800	+(((
1085	1085	This equipment complies with FCC radiation exposure limits set forth for an uncontrolled environment.This equipment should be installed and operated with minimum distance 20cm between the radiator& your body.
	1802	+)))
1086	1086
1087	1087
	1805	+
1088	1088	= 11. Support =
1089	1089
1090		-* 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.
1091		-* 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]].
	1808	+
	1809	+* (((
	1810	+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.
	1811	+)))
	1812	+* (((
	1813	+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]].
	1814	+
	1815	+
	1816	+
	1817	+)))