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

Summary

• Page properties (2 modified, 0 added, 0 removed)
• Attachments (0 modified, 19 added, 0 removed)
  • 1654159460680-153.png
  • 1654160691922-496.png
  • 1654162355560-817.png
  • 1654162368066-342.png
  • 1654162478620-421.png
  • 1654162535040-878.png
  • image-20220602165351-6.png
  • image-20220602165351-7.png
  • image-20220602171200-8.png
  • image-20220602171200-9.png
  • image-20220602175638-10.png
  • image-20220602175743-11.png
  • image-20220602175818-12.png
  • image-20220602175848-13.png
  • image-20220602175912-14.png
  • image-20220606110929-1.png
  • image-20220824144240-1.png
  • image-20220824145428-2.png
  • image-20220824145428-3.png

Details

Page properties

Title

...	...	@@ -1,1 +1,1 @@
1		-RS485-LN – RS485 to LoRaWAN Converter
	1	+RS485-LN – RS485 to LoRaWAN Converter User Manual

Content

...	...	@@ -1,48 +1,80 @@
1		-(% style="text-align:center" %)
2		-[[image:1653266934636-343.png||height="385" width="385"]]
	1	+(% aria-label="1653266934636-343.png image widget" contenteditable="false" role="region" tabindex="-1" %)
	2	+(((
	3	+(% data-widget="image" style="text-align:center" %)
	4	+[[image:1653266934636-343.png||height="385" width="385"]](% title="Click and drag to resize" %)​
3	3
	6	+(% style="background-image:url(http://wiki.dragino.com/xwiki/webjars/wiki%3Axwiki/application-ckeditor-webjar/1.61/plugins/widget/images/handle.png); background:rgba(220,220,220,0.5); display:none" %)[[image:data:image/gif;base64,R0lGODlhAQABAPABAP///wAAACH5BAEKAAAALAAAAAABAAEAAAICRAEAOw==||height="15" role="presentation" title="Click and drag to move" width="15"]]
	7	+)))
4	4
5	5
6		-**RS485-LN – RS485 to LoRaWAN Converter User Manual**
7	7
8	8
	12	+
	13	+
	14	+
9	9	**Table of Contents:**
10	10
	17	+{{toc/}}
11	11
12	12
	20	+(% aria-label="macro:toc widget" contenteditable="false" role="region" tabindex="-1" %)
	21	+(((
	22	+(% style="background-image:url(http://wiki.dragino.com/xwiki/webjars/wiki%3Axwiki/application-ckeditor-webjar/1.61/plugins/widget/images/handle.png); background:rgba(220,220,220,0.5); display:none" %)[[image:data:image/gif;base64,R0lGODlhAQABAPABAP///wAAACH5BAEKAAAALAAAAAABAAEAAAICRAEAOw==||height="15" role="presentation" title="Click and drag to move" width="15"]]
	23	+)))
13	13
14	14
	26	+
	27	+
	28	+
	29	+
	30	+
15	15	= 1.Introduction =
16	16
	33	+
17	17	== 1.1 What is RS485-LN RS485 to LoRaWAN Converter ==
18	18
19	19	(((
20	20	(((
	38	+(((
	39	+
	40	+
21	21	The Dragino RS485-LN is a (% style="color:blue" %)**RS485 to LoRaWAN Converter**(%%). It converts the RS485 signal into LoRaWAN wireless signal which simplify the IoT installation and reduce the installation/maintaining cost.
22	22	)))
	43	+)))
23	23
24	24	(((
	46	+(((
25	25	RS485-LN allows user to (% style="color:blue" %)**monitor / control RS485 devices**(%%) and reach extremely long ranges. It provides ultra-long range spread spectrum communication and high interference immunity whilst minimizing current consumption. It targets professional wireless sensor network applications such as irrigation systems, smart metering, smart cities, smartphone detection, building automation, and so on.
26	26	)))
	49	+)))
27	27
28	28	(((
	52	+(((
29	29	(% style="color:blue" %)**For data uplink**(%%), RS485-LN sends user-defined commands to RS485 devices and gets the return from the RS485 devices. RS485-LN will process these returns according to user-define rules to get the final payload and upload to LoRaWAN server.
30	30	)))
	55	+)))
31	31
32	32	(((
	58	+(((
33	33	(% style="color:blue" %)**For data downlink**(%%), RS485-LN runs in LoRaWAN Class C. When there downlink commands from LoRaWAN server, RS485-LN will forward the commands from LoRaWAN server to RS485 devices.
	60	+)))
34	34
	62	+(((
35	35	(% style="color:blue" %)**Demo Dashboard for RS485-LN**(%%) connect to two energy meters: [[https:~~/~~/app.datacake.de/dashboard/d/58844a26-378d-4c5a-aaf5-b5b5b153447a>>url:https://app.datacake.de/dashboard/d/58844a26-378d-4c5a-aaf5-b5b5b153447a]]
	64	+
	65	+
36	36	)))
37	37	)))
	68	+)))
38	38
39		-[[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" %)​
40	40
41	41
	73	+
42	42	== 1.2 Specifications ==
43	43
44	44
45		-**Hardware System:**
	77	+(% style="color:#037691" %)**Hardware System:**
46	46
47	47	* STM32L072CZT6 MCU
48	48	* SX1276/78 Wireless Chip
...	...	@@ -50,13 +50,15 @@
50	50	** Idle: 32mA@12v
51	51	** 20dB Transmit: 65mA@12v
52	52
53		-**Interface for Model:**
54	54
	86	+(% style="color:#037691" %)**Interface for Model:**
	87	+
55	55	* RS485
56	56	* Power Input 7~~ 24V DC.
57	57
58		-**LoRa Spec:**
59	59
	92	+(% style="color:#037691" %)**LoRa Spec:**
	93	+
60	60	* Frequency Range:
61	61	** Band 1 (HF): 862 ~~ 1020 Mhz
62	62	** Band 2 (LF): 410 ~~ 528 Mhz
...	...	@@ -74,12 +74,15 @@
74	74	* Preamble detection.
75	75	* 127 dB Dynamic Range RSSI.
76	76	* Automatic RF Sense and CAD with ultra-fast AFC.
77		-* Packet engine up to 256 bytes with CRC.
	111	+* Packet engine up to 256 bytes with CRC
78	78
	113	+
	114	+
79	79	== 1.3 Features ==
80	80
	117	+
81	81	* LoRaWAN Class A & Class C protocol (default Class C)
82		-* Frequency Bands: CN470/EU433/KR920/US915/EU868/AS923/AU915/IN865/RU864
	119	+* Frequency Bands: CN470/EU433/KR920/US915/EU868/AS923/AU915/IN865/RU864/MA869
83	83	* AT Commands to change parameters
84	84	* Remote configure parameters via LoRa Downlink
85	85	* Firmware upgradable via program port
...	...	@@ -87,8 +87,11 @@
87	87	* Support Modbus protocol
88	88	* Support Interrupt uplink (Since hardware version v1.2)
89	89
	127	+
	128	+
90	90	== 1.4 Applications ==
91	91
	131	+
92	92	* Smart Buildings & Home Automation
93	93	* Logistics and Supply Chain Management
94	94	* Smart Metering
...	...	@@ -96,19 +96,29 @@
96	96	* Smart Cities
97	97	* Smart Factory
98	98
	139	+
	140	+
99	99	== 1.5 Firmware Change log ==
100	100
	143	+
101	101	[[RS485-LN Image files – Download link and Change log>>url:http://www.dragino.com/downloads/index.php?dir=RS485-LN/]]
102	102
103	103
	147	+
104	104	== 1.6 Hardware Change log ==
105	105
	150	+
106	106	(((
107	107	(((
	153	+(((
108	108	v1.2: Add External Interrupt Pin.
	155	+)))
109	109
	157	+(((
110	110	v1.0: Release
	159	+)))
111	111
	161	+
112	112
113	113	)))
114	114	)))
...	...	@@ -115,6 +115,7 @@
115	115
116	116	= 2. Power ON Device =
117	117
	168	+
118	118	(((
119	119	The RS485-LN can be powered by 7 ~~ 24V DC power source. Connection as below
120	120
...	...	@@ -125,28 +125,36 @@
125	125	Once there is power, the RS485-LN will be on.
126	126	)))
127	127
128		-[[image:1653268091319-405.png]]
	179	+(% aria-label="1653268091319-405.png image widget" contenteditable="false" role="region" tabindex="-1" %)[[image:1653268091319-405.png||data-widget="image"]](% style="background-image:url(http://wiki.dragino.com/xwiki/webjars/wiki%3Axwiki/application-ckeditor-webjar/1.61/plugins/widget/images/handle.png); background:rgba(220,220,220,0.5); display:none" %)[[image:data:image/gif;base64,R0lGODlhAQABAPABAP///wAAACH5BAEKAAAALAAAAAABAAEAAAICRAEAOw==||draggable="true" height="15" role="presentation" title="Click and drag to move" width="15"]](% title="Click and drag to resize" %)​
129	129
	181	+
130	130
131	131	)))
132	132
133	133	= 3. Operation Mode =
134	134
	187	+
135	135	== 3.1 How it works? ==
136	136
	190	+
137	137	(((
	192	+(((
138	138	The RS485-LN is configured as LoRaWAN OTAA Class C mode by default. It has OTAA keys to join network. To connect a local LoRaWAN network, user just need to input the OTAA keys in the network server and power on the RS485-LN. It will auto join the network via OTAA.
	194	+)))
139	139
	196	+
140	140
141	141	)))
142	142
143	143	== 3.2 Example to join LoRaWAN network ==
144	144
	202	+
145	145	Here shows an example for how to join the TTN V3 Network. Below is the network structure, we use [[LG308>>url:http://www.dragino.com/products/lora-lorawan-gateway/item/140-lg308.html]] as LoRaWAN gateway here.
146	146
147		-[[image:1653268155545-638.png||height="334" width="724"]]
148	148
	206	+(% aria-label="1653268155545-638.png image widget" contenteditable="false" role="region" tabindex="-1" %)[[image:1653268155545-638.png||data-widget="image" height="334" width="724"]](% style="background-image:url(http://wiki.dragino.com/xwiki/webjars/wiki%3Axwiki/application-ckeditor-webjar/1.61/plugins/widget/images/handle.png); background:rgba(220,220,220,0.5); display:none" %)[[image:data:image/gif;base64,R0lGODlhAQABAPABAP///wAAACH5BAEKAAAALAAAAAABAAEAAAICRAEAOw==||draggable="true" height="15" role="presentation" title="Click and drag to move" width="15"]](% title="Click and drag to resize" %)​
149	149
	208	+
150	150	(((
151	151	(((
152	152	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:
...	...	@@ -154,16 +154,21 @@
154	154
155	155	(((
156	156	485A+ and 485B- of the sensor are connected to RS485A and RA485B of RS485-LN respectively.
	216	+
	217	+
157	157	)))
158	158
159		-[[image:1653268227651-549.png||height="592" width="720"]]
	220	+(% aria-label="1653268227651-549.png image widget" contenteditable="false" role="region" tabindex="-1" %)[[image:1653268227651-549.png||data-widget="image" height="592" width="720"]](% style="background-image:url(http://wiki.dragino.com/xwiki/webjars/wiki%3Axwiki/application-ckeditor-webjar/1.61/plugins/widget/images/handle.png); background:rgba(220,220,220,0.5); display:none" %)[[image:data:image/gif;base64,R0lGODlhAQABAPABAP///wAAACH5BAEKAAAALAAAAAABAAEAAAICRAEAOw==||draggable="true" height="15" role="presentation" title="Click and drag to move" width="15"]](% title="Click and drag to resize" %)​
160	160
	222	+
161	161	(((
162		-The LG308 is already set to connect to [[TTN V3 network >>path:eu1.cloud.thethings.network/]]. So what we need to now is only configure the TTN V3:
	224	+The LG308 is already set to connect to [[TTN V3 network >>path:https://www.thethingsnetwork.org/]]. So what we need to now is only configure the TTN V3:
	225	+
	226	+
163	163	)))
164	164
165	165	(((
166		-**Step 1**: Create a device in TTN V3 with the OTAA keys from RS485-LN.
	230	+(% style="color:blue" %)**Step 1**(%%): Create a device in TTN V3 with the OTAA keys from RS485-LN.
167	167	)))
168	168
169	169	(((
...	...	@@ -171,73 +171,95 @@
171	171	)))
172	172	)))
173	173
174		-[[image:1652953462722-299.png]]
	238	+(% aria-label="1652953462722-299.png image widget" contenteditable="false" role="region" tabindex="-1" %)[[image:1652953462722-299.png||data-widget="image"]](% style="background-image:url(http://wiki.dragino.com/xwiki/webjars/wiki%3Axwiki/application-ckeditor-webjar/1.61/plugins/widget/images/handle.png); background:rgba(220,220,220,0.5); display:none" %)[[image:data:image/gif;base64,R0lGODlhAQABAPABAP///wAAACH5BAEKAAAALAAAAAABAAEAAAICRAEAOw==||draggable="true" height="15" role="presentation" title="Click and drag to move" width="15"]](% title="Click and drag to resize" %)​
175	175
	240	+
176	176	(((
177	177	(((
178	178	User can enter this key in their LoRaWAN Server portal. Below is TTN V3 screen shot:
	244	+
	245	+
179	179	)))
180	180
181	181	(((
182		-Add APP EUI in the application.
	249	+**Add APP EUI in the application.**
183	183	)))
184	184	)))
185	185
186		-[[image:image-20220519174512-1.png]]
	253	+(% aria-label="image-20220519174512-1.png image widget" contenteditable="false" role="region" tabindex="-1" %)[[image:image-20220519174512-1.png||data-widget="image"]](% style="background-image:url(http://wiki.dragino.com/xwiki/webjars/wiki%3Axwiki/application-ckeditor-webjar/1.61/plugins/widget/images/handle.png); background:rgba(220,220,220,0.5); display:none" %)[[image:data:image/gif;base64,R0lGODlhAQABAPABAP///wAAACH5BAEKAAAALAAAAAABAAEAAAICRAEAOw==||draggable="true" height="15" role="presentation" title="Click and drag to move" width="15"]](% title="Click and drag to resize" %)​
187	187
188		-[[image:image-20220519174512-2.png||height="323" width="720"]]
	255	+(% aria-label="image-20220519174512-2.png image widget" contenteditable="false" role="region" tabindex="-1" %)[[image:image-20220519174512-2.png||data-widget="image" height="323" width="720"]](% style="background-image:url(http://wiki.dragino.com/xwiki/webjars/wiki%3Axwiki/application-ckeditor-webjar/1.61/plugins/widget/images/handle.png); background:rgba(220,220,220,0.5); display:none" %)[[image:data:image/gif;base64,R0lGODlhAQABAPABAP///wAAACH5BAEKAAAALAAAAAABAAEAAAICRAEAOw==||draggable="true" height="15" role="presentation" title="Click and drag to move" width="15"]](% title="Click and drag to resize" %)​
189	189
190		-[[image:image-20220519174512-3.png||height="556" width="724"]]
	257	+(% aria-label="image-20220519174512-3.png image widget" contenteditable="false" role="region" tabindex="-1" %)[[image:image-20220519174512-3.png||data-widget="image" height="556" width="724"]](% style="background-image:url(http://wiki.dragino.com/xwiki/webjars/wiki%3Axwiki/application-ckeditor-webjar/1.61/plugins/widget/images/handle.png); background:rgba(220,220,220,0.5); display:none" %)[[image:data:image/gif;base64,R0lGODlhAQABAPABAP///wAAACH5BAEKAAAALAAAAAABAAEAAAICRAEAOw==||draggable="true" height="15" role="presentation" title="Click and drag to move" width="15"]](% title="Click and drag to resize" %)​
191	191
192		-[[image:image-20220519174512-4.png]]
	259	+(% aria-label="image-20220519174512-4.png image widget" contenteditable="false" role="region" tabindex="-1" %)[[image:image-20220519174512-4.png||data-widget="image"]](% style="background-image:url(http://wiki.dragino.com/xwiki/webjars/wiki%3Axwiki/application-ckeditor-webjar/1.61/plugins/widget/images/handle.png); background:rgba(220,220,220,0.5); display:none" %)[[image:data:image/gif;base64,R0lGODlhAQABAPABAP///wAAACH5BAEKAAAALAAAAAABAAEAAAICRAEAOw==||draggable="true" height="15" role="presentation" title="Click and drag to move" width="15"]]
193	193
	261	+
	262	+(% title="Click and drag to resize" %)​
	263	+
194	194	You can also choose to create the device manually.
195	195
196		-[[image:1652953542269-423.png||height="710" width="723"]]
	266	+(% aria-label="1652953542269-423.png image widget" contenteditable="false" role="region" tabindex="-1" %)[[image:1652953542269-423.png||data-widget="image" height="710" width="723"]](% style="background-image:url(http://wiki.dragino.com/xwiki/webjars/wiki%3Axwiki/application-ckeditor-webjar/1.61/plugins/widget/images/handle.png); background:rgba(220,220,220,0.5); display:none" %)[[image:data:image/gif;base64,R0lGODlhAQABAPABAP///wAAACH5BAEKAAAALAAAAAABAAEAAAICRAEAOw==||draggable="true" height="15" role="presentation" title="Click and drag to move" width="15"]](% title="Click and drag to resize" %)​
197	197
198		-Add APP KEY and DEV EUI
199	199
200		-[[image:1652953553383-907.png||height="514" width="724"]]
201	201
	270	+**Add APP KEY and DEV EUI**
202	202
	272	+(% aria-label="1652953553383-907.png image widget" contenteditable="false" role="region" tabindex="-1" %)[[image:1652953553383-907.png||data-widget="image" height="514" width="724"]](% style="background-image:url(http://wiki.dragino.com/xwiki/webjars/wiki%3Axwiki/application-ckeditor-webjar/1.61/plugins/widget/images/handle.png); background:rgba(220,220,220,0.5); display:none" %)[[image:data:image/gif;base64,R0lGODlhAQABAPABAP///wAAACH5BAEKAAAALAAAAAABAAEAAAICRAEAOw==||draggable="true" height="15" role="presentation" title="Click and drag to move" width="15"]](% title="Click and drag to resize" %)​
	273	+
	274	+
	275	+
203	203	(((
204		-**Step 2**: Power on RS485-LN and it will auto join to the TTN V3 network. After join success, it will start to upload message to TTN V3 and user can see in the panel.
	277	+(% style="color:blue" %)**Step 2**(%%): Power on RS485-LN and it will auto join to the TTN V3 network. After join success, it will start to upload message to TTN V3 and user can see in the panel.
	278	+
	279	+
205	205	)))
206	206
207		-[[image:1652953568895-172.png||height="232" width="724"]]
	282	+(% aria-label="1652953568895-172.png image widget" contenteditable="false" role="region" tabindex="-1" %)[[image:1652953568895-172.png||data-widget="image" height="232" width="724"]](% style="background-image:url(http://wiki.dragino.com/xwiki/webjars/wiki%3Axwiki/application-ckeditor-webjar/1.61/plugins/widget/images/handle.png); background:rgba(220,220,220,0.5); display:none" %)[[image:data:image/gif;base64,R0lGODlhAQABAPABAP///wAAACH5BAEKAAAALAAAAAABAAEAAAICRAEAOw==||draggable="true" height="15" role="presentation" title="Click and drag to move" width="15"]](% title="Click and drag to resize" %)​
208	208
209	209
	285	+
210	210	== 3.3 Configure Commands to read data ==
211	211
	288	+
212	212	(((
213	213	(((
214		-There are plenty of RS485 devices in the market and each device has different command to read the valid data. To support these devices in flexible, RS485-LN supports flexible command set. User can use [[AT Commands>>path:#AT_COMMAND]] or LoRaWAN Downlink Command to configure what commands RS485-LN should send for each sampling and how to handle the return from RS485 devices.
	291	+(((
	292	+There are plenty of RS485 devices in the market and each device has different command to read the valid data. To support these devices in flexible, RS485-LN supports flexible command set. User can use [[AT Commands>>||anchor="H3.5ConfigureRS485-LNviaATorDownlink"]] or LoRaWAN Downlink Command to configure what commands RS485-LN should send for each sampling and how to handle the return from RS485 devices.
	293	+
	294	+
215	215	)))
	296	+)))
216	216
217	217	(((
218		-(% style="color:red" %)Note: below description and commands are for firmware version >v1.1, if you have firmware version v1.0. Please check the [[user manual v1.0>>url:http://www.dragino.com/downloads/index.php?dir=RS485-LN/&file=RS485-LN_UserManual_v1.0.1.pdf]] or upgrade the firmware to v1.1
	299	+(((
	300	+(% style="color:red" %)**Note: below description and commands are for firmware version >v1.1, if you have firmware version v1.0. Please check the [[user manual v1.0>>url:http://www.dragino.com/downloads/index.php?dir=RS485-LN/&file=RS485-LN_UserManual_v1.0.1.pdf]] or upgrade the firmware to v1.1**
	301	+)))
219	219
	303	+
220	220
221	221	)))
222	222	)))
223	223
224		-=== 3.3.1 onfigure UART settings for RS485 or TTL communication ===
	308	+=== 3.3.1 Configure UART settings for RS485 or TTL communication ===
225	225
	310	+
226	226	To use RS485-LN to read data from RS485 sensors, connect the RS485-LN A/B traces to the sensors. And user need to make sure RS485-LN use the match UART setting to access the sensors. The related commands for UART settings are:
227	227
228		-(% border="1" style="background-color:#ffffcc; color:green; width:782px" %)
229		-|(% style="width:128px" %)(((
	313	+
	314	+(% border="1" cellspacing="10" style="background-color:#ffffcc; color:green; width:510px" %)
	315	+|=(% style="width: 110px;" %)(((
230	230	**AT Commands**
231		-)))|(% style="width:305px" %)(((
	317	+)))|=(% style="width: 190px;" %)(((
232	232	**Description**
233		-)))|(% style="width:346px" %)(((
	319	+)))|=(% style="width: 190px;" %)(((
234	234	**Example**
235	235	)))
236		-|(% style="width:128px" %)(((
	322	+|(% style="width:110px" %)(((
237	237	AT+BAUDR
238		-)))|(% style="width:305px" %)(((
	324	+)))|(% style="width:190px" %)(((
239	239	Set the baud rate (for RS485 connection). Default Value is: 9600.
240		-)))|(% style="width:346px" %)(((
	326	+)))|(% style="width:190px" %)(((
241	241	(((
242	242	AT+BAUDR=9600
243	243	)))
...	...	@@ -246,11 +246,11 @@
246	246	Options: (1200,2400,4800,14400,19200,115200)
247	247	)))
248	248	)))
249		-|(% style="width:128px" %)(((
	335	+|(% style="width:110px" %)(((
250	250	AT+PARITY
251		-)))|(% style="width:305px" %)(((
	337	+)))|(% style="width:190px" %)(((
252	252	Set UART parity (for RS485 connection)
253		-)))|(% style="width:346px" %)(((
	339	+)))|(% style="width:190px" %)(((
254	254	(((
255	255	AT+PARITY=0
256	256	)))
...	...	@@ -259,9 +259,9 @@
259	259	Option: 0: no parity, 1: odd parity, 2: even parity
260	260	)))
261	261	)))
262		-|(% style="width:128px" %)(((
	348	+|(% style="width:110px" %)(((
263	263	AT+STOPBIT
264		-)))|(% style="width:305px" %)(((
	350	+)))|(% style="width:190px" %)(((
265	265	(((
266	266	Set serial stopbit (for RS485 connection)
267	267	)))
...	...	@@ -269,7 +269,7 @@
269	269	(((
270	270
271	271	)))
272		-)))|(% style="width:346px" %)(((
	358	+)))|(% style="width:190px" %)(((
273	273	(((
274	274	AT+STOPBIT=0 for 1bit
275	275	)))
...	...	@@ -283,26 +283,40 @@
283	283	)))
284	284	)))
285	285
	372	+
	373	+
286	286	=== 3.3.2 Configure sensors ===
287	287
	376	+
288	288	(((
289	289	(((
290		-Some sensors might need to configure before normal operation. User can configure such sensor via PC and RS485 adapter or through RS485-LN AT Commands (% style="color:#4f81bd" %)**AT+CFGDEV**(%%). Each (% style="color:#4f81bd" %)**AT+CFGDEV **(%%)equals to send a RS485 command to sensors. This command will only run when user input it and won’t run during each sampling.
	379	+Some sensors might need to configure before normal operation. User can configure such sensor via PC and RS485 adapter or through RS485-LN AT Commands (% style="color:#4f81bd" %)**AT+CFGDEV**(%%). Each (% style="color:#4f81bd" %)**AT+CFGDEV **(%%)equals to send a RS485 command to sensors. This command will only run when user input it and won't run during each sampling.
	380	+
	381	+
291	291	)))
292	292	)))
293	293
294		-(% border="1" style="background-color:#ffffcc; color:green; width:806px" %)
295		-|**AT Commands**|(% style="width:418px" %)**Description**|(% style="width:256px" %)**Example**
296		-|AT+CFGDEV|(% style="width:418px" %)(((
	385	+(% border="1" cellspacing="10" style="background-color:#ffffcc; color:green; width:510px" %)
	386	+|=(% style="width: 110px;" %)**AT Commands**|=(% style="width: 190px;" %)**Description**|=(% style="width: 190px;" %)**Example**
	387	+|AT+CFGDEV|(% style="width:110px" %)(((
	388	+(((
297	297	This command is used to configure the RS485/TTL devices; they won’t be used during sampling.
	390	+)))
298	298
	392	+(((
299	299	AT+CFGDEV=xx xx xx xx xx xx xx xx xx xx xx xx,
	394	+)))
300	300
	396	+(((
301	301	mm: 0: no CRC, 1: add CRC-16/MODBUS in the end of this command
302		-)))|(% style="width:256px" %)AT+CFGDEV=xx xx xx xx xx xx xx xx xx xx xx xx,m
	398	+)))
	399	+)))|(% style="width:190px" %)AT+CFGDEV=xx xx xx xx xx xx xx xx xx xx xx xx,m
303	303
	401	+
	402	+
304	304	=== 3.3.3 Configure read commands for each sampling ===
305	305
	405	+
306	306	(((
307	307	During each sampling, we need confirm what commands we need to send to the RS485 sensors to read data. After the RS485 sensors send back the value, it normally include some bytes and we only need a few from them for a shorten payload.
308	308
...	...	@@ -313,8 +313,9 @@
313	313	During each sampling, the RS485-LN can support 15 commands to read sensors. And combine the return to one or several uplink payloads.
314	314
315	315
316		-**Each RS485 commands include two parts:**
	416	+(% style="color:#037691" %)**Each RS485 commands include two parts:**
317	317
	418	+
318	318	~1. What commands RS485-LN will send to the RS485 sensors. There are total 15 commands from **AT+COMMAD1**, **ATCOMMAND2**,…, to **AT+COMMANDF**. All commands are of same grammar.
319	319
320	320	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.
...	...	@@ -324,15 +324,14 @@
324	324
325	325	After we got the valid value from each RS485 commands, we need to combine them together with the command **AT+DATAUP**.
326	326
327		-
328	328	Below are examples for the how above AT Commands works.
329	329
330	330
331		-**AT+COMMANDx : **This command will be sent to RS485 devices during each sampling, Max command length is 14 bytes. The grammar is:
	431	+(% style="color:#037691" %)**AT+COMMANDx **(%%)**: **This command will be sent to RS485 devices during each sampling, Max command length is 14 bytes. The grammar is:
332	332
333	333	(% border="1" style="background-color:#4bacc6; color:white; width:499px" %)
334	334	|(% style="width:496px" %)(((
335		-**AT+COMMANDx=xx xx xx xx xx xx xx xx xx xx xx xx,m**
	435	+(% style="color:#037691" %)**AT+COMMANDx=xx xx xx xx xx xx xx xx xx xx xx xx,m**
336	336
337	337	**xx xx xx xx xx xx xx xx xx xx xx xx: The RS485 command to be sent**
338	338
...	...	@@ -344,10 +344,10 @@
344	344	In the RS485-LN, we should use this command AT+COMMAND1=01 03 0B B8 00 02,1 for the same.
345	345
346	346
347		-**AT+DATACUTx : **This command defines how to handle the return from AT+COMMANDx, max return length is 45 bytes.
	447	+(% style="color:#037691" %)**AT+DATACUTx **(%%)**: **This command defines how to handle the return from AT+COMMANDx, max return length is 100 bytes.
348	348
349		-(% border="1" style="background-color:#4bacc6; color:white; width:725px" %)
350		-|(% style="width:722px" %)(((
	449	+(% border="1" style="background-color:#4bacc6; color:white; width:510px" %)
	450	+|(% style="width:510px" %)(((
351	351	**AT+DATACUTx=a,b,c**
352	352
353	353	* **a: length for the return of AT+COMMAND**
...	...	@@ -357,25 +357,30 @@
357	357
358	358	**Examples:**
359	359
360		-* Grab bytes:
361	361
362		-[[image:image-20220602153621-1.png]]
	461	+* (% style="color:#037691" %)**Grab bytes**
363	363
	463	+(% aria-label="image-20220602153621-1.png image widget" contenteditable="false" role="region" tabindex="-1" %)[[image:image-20220602153621-1.png||data-widget="image"]](% style="background-image:url(http://wiki.dragino.com/xwiki/webjars/wiki%3Axwiki/application-ckeditor-webjar/1.61/plugins/widget/images/handle.png); background:rgba(220,220,220,0.5); display:none" %)[[image:data:image/gif;base64,R0lGODlhAQABAPABAP///wAAACH5BAEKAAAALAAAAAABAAEAAAICRAEAOw==||draggable="true" height="15" role="presentation" title="Click and drag to move" width="15"]](% title="Click and drag to resize" %)​
364	364
365		-* Grab a section.
366	366
367		-[[image:image-20220602153621-2.png]]
368	368
	467	+* (% style="color:#037691" %)**Grab a section**
369	369
370		-* Grab different sections.
	469	+(% aria-label="image-20220602153621-2.png image widget" contenteditable="false" role="region" tabindex="-1" %)[[image:image-20220602153621-2.png||data-widget="image"]](% style="background-image:url(http://wiki.dragino.com/xwiki/webjars/wiki%3Axwiki/application-ckeditor-webjar/1.61/plugins/widget/images/handle.png); background:rgba(220,220,220,0.5); display:none" %)[[image:data:image/gif;base64,R0lGODlhAQABAPABAP///wAAACH5BAEKAAAALAAAAAABAAEAAAICRAEAOw==||draggable="true" height="15" role="presentation" title="Click and drag to move" width="15"]](% title="Click and drag to resize" %)​
371	371
372		-[[image:image-20220602153621-3.png]]
373	373
	472	+
	473	+* (% style="color:#037691" %)**Grab different sections**
	474	+
	475	+(% aria-label="image-20220602153621-3.png image widget" contenteditable="false" role="region" tabindex="-1" %)[[image:image-20220602153621-3.png||data-widget="image"]](% style="background-image:url(http://wiki.dragino.com/xwiki/webjars/wiki%3Axwiki/application-ckeditor-webjar/1.61/plugins/widget/images/handle.png); background:rgba(220,220,220,0.5); display:none" %)[[image:data:image/gif;base64,R0lGODlhAQABAPABAP///wAAACH5BAEKAAAALAAAAAABAAEAAAICRAEAOw==||draggable="true" height="15" role="presentation" title="Click and drag to move" width="15"]](% title="Click and drag to resize" %)​
	476	+
	477	+
374	374
375	375	)))
376	376
377	377	=== 3.3.4 Compose the uplink payload ===
378	378
	483	+
379	379	(((
380	380	Through AT+COMMANDx and AT+DATACUTx we got valid value from each RS485 commands, Assume these valid value are RETURN1, RETURN2, .., to RETURNx. The next step is how to compose the LoRa Uplink Payload by these RETURNs. The command is **AT+DATAUP.**
381	381
...	...	@@ -393,18 +393,16 @@
393	393	)))
394	394
395	395	(((
396		-Final Payload is
	501	+Final Payload is (% style="color:#4f81bd" %)**Battery Info+PAYVER + VALID Value from RETURN1 + Valid Value from RETURN2 + … + RETURNx**
397	397	)))
398	398
399	399	(((
400		-(% style="color:#4f81bd" %)**Battery Info+PAYVER + VALID Value from RETURN1 + Valid Value from RETURN2 + … + RETURNx**
401		-)))
402		-
403		-(((
404	404	Where PAYVER is defined by AT+PAYVER, below is an example screen shot.
	506	+
	507	+
405	405	)))
406	406
407		-[[image:1653269759169-150.png||height="513" width="716"]]
	510	+(% aria-label="1653269759169-150.png image widget" contenteditable="false" role="region" tabindex="-1" %)[[image:1653269759169-150.png||data-widget="image" height="513" width="716"]](% style="background-image:url(http://wiki.dragino.com/xwiki/webjars/wiki%3Axwiki/application-ckeditor-webjar/1.61/plugins/widget/images/handle.png); background:rgba(220,220,220,0.5); display:none" %)[[image:data:image/gif;base64,R0lGODlhAQABAPABAP///wAAACH5BAEKAAAALAAAAAABAAEAAAICRAEAOw==||draggable="true" height="15" role="presentation" title="Click and drag to move" width="15"]](% title="Click and drag to resize" %)​
408	408
409	409
410	410	(% style="color:#037691" %)**Examples: AT+DATAUP=1**
...	...	@@ -412,9 +412,8 @@
412	412
413	413	Compose the uplink payload with value returns in sequence and send with (% style="color:red" %)**Multiply UPLINKs**.
414	414
415		-Final Payload is
	518	+Final Payload is (% style="color:#4f81bd" %)**Battery Info+PAYVER + PAYLOAD COUNT + PAYLOAD# + DATA**
416	416
417		-(% style="color:#4f81bd" %)**Battery Info+PAYVER + PAYLOAD COUNT + PAYLOAD# + DATA**
418	418
419	419	1. PAYVER: Defined by AT+PAYVER
420	420	1. PAYLOAD COUNT: Total how many uplinks of this sampling.
...	...	@@ -421,9 +421,10 @@
421	421	1. PAYLOAD#: Number of this uplink. (from 0,1,2,3…,to PAYLOAD COUNT)
422	422	1. DATA: Valid value: max 8 bytes for each uplink so each uplink <= 11 bytes. For the last uplink, DATA will might less than 8 bytes
423	423
424		-[[image:image-20220602155039-4.png]]
425	425
	527	+(% aria-label="image-20220602155039-4.png image widget" contenteditable="false" role="region" tabindex="-1" %)[[image:image-20220602155039-4.png||data-widget="image"]](% style="background-image:url(http://wiki.dragino.com/xwiki/webjars/wiki%3Axwiki/application-ckeditor-webjar/1.61/plugins/widget/images/handle.png); background:rgba(220,220,220,0.5); display:none" %)[[image:data:image/gif;base64,R0lGODlhAQABAPABAP///wAAACH5BAEKAAAALAAAAAABAAEAAAICRAEAOw==||draggable="true" height="15" role="presentation" title="Click and drag to move" width="15"]](% title="Click and drag to resize" %)​
426	426
	529	+
427	427	So totally there will be 3 uplinks for this sampling, each uplink include 8 bytes DATA
428	428
429	429	DATA1=RETURN1 Valid Value + the first two of Valid value of RETURN10= **20 20 0a 33 90 41 02 aa**
...	...	@@ -433,8 +433,9 @@
433	433	DATA3=the rest of Valid value of RETURN10= **30**
434	434
435	435
436		-(% style="color:red" %)Notice: In firmware v1.3, the Max bytes has been changed according to the max bytes in different Frequency Bands for lowest SF. As below:
	539	+(% style="color:red" %)**Notice: In firmware v1.3, the Max bytes has been changed according to the max bytes in different Frequency Bands for lowest SF. As below:**
437	437
	541	+
438	438	~* For AU915/AS923 bands, if UplinkDwell time=0, max 51 bytes for each uplink.
439	439
440	440	* For AU915/AS923 bands, if UplinkDwell time=0, max 11 bytes for each uplink.
...	...	@@ -443,620 +443,1165 @@
443	443
444	444	~* For all other bands: max 51 bytes for each uplink.
445	445
	550	+(% style="color:red" %)*** When AT+DATAUP=1, the maximum number of segments is 15, and the maximum total number of bytes is 1500;**
446	446
	552	+(% style="color:red" %)** When AT+DATAUP=1 and AT+ADR=0, the maximum number of bytes of each payload is determined by the DR value. (Since v1.4.0)**
	553	+
	554	+
	555	+(% style="color:#4f81bd" %)**If the data is empty, return to the display（Since v1.4.0）**
	556	+
	557	+1 )  When (% style="color:blue" %)**AT+MOD=1**(%%), if the data intercepted by** AT+DATACUT** or **AT+MBFUN** is empty, it will display **NULL**, and the payload will be filled with **n FFs**.
	558	+
	559	+
	560	+[[image:http://wiki.dragino.com/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/test/WebHome/image-20220824114359-3.png?width=1106&height=297&rev=1.1||alt="image-20220824114359-3.png" height="297" width="1106"]]
	561	+
	562	+
	563	+
	564	+2 )  When (% style="color:blue" %)**AT+MOD=2**(%%), if the data intercepted by **AT+DATACUT** or **AT+MBFUN** is empty, it will display **NULL**, and the payload will be filled with **n 00s**.
	565	+
	566	+
	567	+[[image:http://wiki.dragino.com/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/test/WebHome/image-20220824114330-2.png?rev=1.1||alt="image-20220824114330-2.png"]]
	568	+
	569	+
	570	+
447	447	Below are the uplink payloads:
448	448
449		-[[image:1654157178836-407.png]]
450	450
	574	+(% aria-label="1654157178836-407.png image widget" contenteditable="false" role="region" tabindex="-1" %)[[image:1654157178836-407.png||data-widget="image"]](% style="background-image:url(http://wiki.dragino.com/xwiki/webjars/wiki%3Axwiki/application-ckeditor-webjar/1.61/plugins/widget/images/handle.png); background:rgba(220,220,220,0.5); display:none" %)[[image:data:image/gif;base64,R0lGODlhAQABAPABAP///wAAACH5BAEKAAAALAAAAAABAAEAAAICRAEAOw==||draggable="true" height="15" role="presentation" title="Click and drag to move" width="15"]](% title="Click and drag to resize" %)​
451	451
	576	+
	577	+
452	452	=== 3.3.5 Uplink on demand ===
453	453
	580	+
454	454	Except uplink periodically, RS485-LN is able to uplink on demand. The server send downlink command to RS485-LN and RS485 will uplink data base on the command.
455	455
456		-Downlink control command:
	583	+(% style="color:blue" %)**Downlink control command:**
457	457
458		-**0x08 command**: Poll an uplink with current command set in RS485-LN.
	585	+(% style="color:#4472c4" %)** 0x08 command**(%%): Poll an uplink with current command set in RS485-LN.
459	459
460		-**0xA8 command**: Send a command to RS485-LN and uplink the output from sensors.
	587	+(% style="color:#4472c4" %)** 0xA8 command**(%%): Send a command to RS485-LN and uplink the output from sensors.
461	461
462	462
463	463
464	464	=== 3.3.6 Uplink on Interrupt ===
465	465
	593	+
466	466	RS485-LN support external Interrupt uplink since hardware v1.2 release.
467	467
468		-[[image:1654157342174-798.png]]
469	469
	597	+(% aria-label="1654157342174-798.png image widget" contenteditable="false" role="region" tabindex="-1" %)[[image:1654157342174-798.png||data-widget="image"]](% style="background-image:url(http://wiki.dragino.com/xwiki/webjars/wiki%3Axwiki/application-ckeditor-webjar/1.61/plugins/widget/images/handle.png); background:rgba(220,220,220,0.5); display:none" %)[[image:data:image/gif;base64,R0lGODlhAQABAPABAP///wAAACH5BAEKAAAALAAAAAABAAEAAAICRAEAOw==||draggable="true" height="15" role="presentation" title="Click and drag to move" width="15"]](% title="Click and drag to resize" %)​
	598	+
470	470	Connect the Interrupt pin to RS485-LN INT port and connect the GND pin to V- port. When there is a high voltage (Max 24v) on INT pin. Device will send an uplink packet.
471	471
472	472
	602	+
473	473	== 3.4 Uplink Payload ==
474	474
475		-(% border="1" style="background-color:#4bacc6; color:white; width:734px" %)
476		-|**Size(bytes)**|(% style="width:120px" %)**2**|(% style="width:116px" %)**1**|(% style="width:386px" %)**Length depends on the return from the commands**
477		-|Value|(% style="width:120px" %)(((
478		-Battery(mV)
479	479
480		-&
	606	+(% aria-label="image-20220606110929-1.png image widget" contenteditable="false" role="region" tabindex="-1" %)[[image:image-20220606110929-1.png||data-widget="image"]](% style="background-image:url(http://wiki.dragino.com/xwiki/webjars/wiki%3Axwiki/application-ckeditor-webjar/1.61/plugins/widget/images/handle.png); background:rgba(220,220,220,0.5); display:none" %)[[image:data:image/gif;base64,R0lGODlhAQABAPABAP///wAAACH5BAEKAAAALAAAAAABAAEAAAICRAEAOw==||draggable="true" height="15" role="presentation" title="Click and drag to move" width="15"]]
481	481
482		-Interrupt _Flag
483		-)))|(% style="width:116px" %)(((
484		-PAYLOAD_VER
	608	+(% title="Click and drag to resize" %)​
485	485
486		-
487		-)))|(% style="width:386px" %)If the valid payload is too long and exceed the maximum support payload length in server, server will show payload not provided in the LoRaWAN server.
488		-
489	489	Below is the decoder for the first 3 bytes. The rest bytes are dynamic depends on different RS485 sensors.
490	490
491	491
492		-== 3.5 Configure RS485-BL via AT or Downlink ==
493	493
	614	+== 3.5 Configure RS485-LN via AT or Downlink ==
	615	+
	616	+
	617	+(((
494	494	User can configure RS485-LN via AT Commands or LoRaWAN Downlink Commands
	619	+)))
495	495
	621	+(((
496	496	There are two kinds of Commands:
	623	+)))
497	497
498		-* (% style="color:#4f81bd" %)**Common Commands**(%%): They should be available for each sensor, such as: change uplink interval, reset device. For firmware v1.3, user can find what common commands it supports: [[End Device AT Commands and Downlink Command>>doc:Main.End Device AT Commands and Downlink Command.WebHome]]
	625	+* (((
	626	+(% style="color:#4f81bd" %)**Common Commands**(%%): They should be available for each sensor, such as: change uplink interval, reset device. For firmware v1.3, user can find what common commands it supports: [[AT Commands and Downlink Command>>doc:Main.End Device AT Commands and Downlink Command.WebHome]]
	627	+)))
499	499
500		-* (% style="color:#4f81bd" %)**Sensor Related Commands**(%%): These commands are special designed for RS485-LN.  User can see these commands below:
	629	+* (((
	630	+(% style="color:#4f81bd" %)**Sensor Related Commands**(%%): These commands are special designed for RS485-LN.  User can see these commands below:
	631	+)))
501	501
	633	+(((
	634	+
	635	+)))
502	502
503	503
	638	+
504	504	=== 3.5.1 Common Commands ===
505	505
	641	+
506	506	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]]
507	507
508	508
509		-=== 3.5.2 Sensor related commands: ===
510	510
511		-==== Choose Device Type (RS485 or TTL) ====
	646	+=== 3.5.2 Downlink Response(Since firmware v1.4) ===
512	512
513		-RS485-BL can connect to either RS485 sensors or TTL sensor. User need to specify what type of sensor need to connect.
514	514
515		-* AT Command
	649	+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.
516	516
517		-**AT+MOD=1** ~/~/ Set to support RS485-MODBUS type sensors. User can connect multiply RS485 , Modbus sensors to the A / B pins.
	651	+(% aria-label="image-20220602163333-5.png image widget" contenteditable="false" role="region" tabindex="-1" %)[[image:image-20220602163333-5.png||data-widget="image" height="263" width="1160"]](% title="Click and drag to resize" %)​
518	518
519		-**AT+MOD=2** ~/~/ Set to support TTL Level sensors, User can connect one TTL Sensor to the TXD/RXD/GND pins.
	653	+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)
520	520
521	521
522		-* Downlink Payload
523	523
524		-**0A aa**     à same as AT+MOD=aa
	657	+=== 3.5.3 Sensor related commands ===
525	525
526	526
527	527
528		-==== [[RS485 Debug Command>>path:#downlink_A8]] (AT+CFGDEV) ====
529	529
530		-This command is used to configure the RS485 or TTL sensors; they won’t be used during sampling.
	662	+==== (% style="color:blue" %)**RS485 Debug Command**(%%) ====
531	531
532		-* AT Command
533	533
534		-AT+CFGDEV=xx xx xx xx xx xx xx xx xx xx xx xx,m
	665	+(((
	666	+This command is used to configure the RS485 devices; they won't be used during sampling.
	667	+)))
535	535
536		-m: 0: no CRC; 1: add CRC-16/MODBUS in the end of this command.
	669	+(((
	670	+* (% style="color:#037691" %)**AT Command**
537	537
538	538
	673	+(((
	674	+(% 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
	675	+)))
	676	+)))
539	539
540		-* Downlink Payload
	678	+(((
	679	+
	680	+)))
541	541
542		-Format: A8 MM NN XX XX XX XX YY
	682	+* (((
	683	+(% style="color:#037691" %)**Downlink Payload**
	684	+)))
543	543
	686	+(((
	687	+Format: (% style="color:#4472c4" %)** A8 MM NN XX XX XX XX YY**
	688	+)))
	689	+
	690	+(((
544	544	Where:
	692	+)))
545	545
546		-* MM: 1: add CRC-16/MODBUS ; 0: no CRC
547		-* NN: The length of RS485 command
548		-* XX XX XX XX: RS485 command total NN bytes
549		-* YY: How many bytes will be uplink from the return of this RS485 command, if YY=0, RS485-BL will execute the downlink command without uplink; if YY>0, RS485-BL will uplink total YY bytes from the output of this RS485 command
	694	+* (((
	695	+MM: 1: add CRC-16/MODBUS ; 0: no CRC
	696	+)))
	697	+* (((
	698	+NN: The length of RS485 command
	699	+)))
	700	+* (((
	701	+XX XX XX XX: RS485 command total NN bytes
	702	+)))
	703	+* (((
	704	+(((
	705	+YY: How many bytes will be uplink from the return of this RS485 command,
	706	+)))
550	550
551		-**Example 1:**
	708	+* (((
	709	+if YY=0, RS485-LN will execute the downlink command without uplink;
	710	+)))
	711	+* (((
	712	+if YY>0, RS485-LN will uplink total YY bytes from the output of this RS485 command; Fport=200
	713	+)))
	714	+* (((
	715	+if YY=FF, RS485-LN will uplink RS485 output with the downlink command content; Fport=200.
	716	+)))
	717	+)))
552	552
	719	+(((
	720	+
	721	+
	722	+(% style="color:blue" %)**Example 1:**  (%%) ~-~-> Configure without ask for uplink (YY=0)
	723	+)))
	724	+
	725	+(((
553	553	To connect a Modbus Alarm with below commands.
	727	+)))
554	554
555		-* The command to active alarm is: 0A 05 00 04 00 01 4C B0. Where 0A 05 00 04 00 01 is the Modbus command to read the register 00 40 where stored the DI status. The 4C B0 is the CRC-16/MODBUS which calculate manually.
	729	+* (((
	730	+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.
	731	+)))
556	556
557		-* The command to deactivate alarm is: 0A 05 00 04 00 00 8D 70. Where 0A 05 00 04 00 00 is the Modbus command to read the register 00 40 where stored the DI status. The 8D 70 is the CRC-16/MODBUS which calculate manually.
	733	+* (((
	734	+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.
	735	+)))
558	558
	737	+(((
	738	+
	739	+
559	559	So if user want to use downlink command to control to RS485 Alarm, he can use:
	741	+)))
560	560
561		-**A8 01 06 0A 05 00 04 00 01 00**: to activate the RS485 Alarm
	743	+(((
	744	+(% style="color:#4f81bd" %)**A8 01 06 0A 05 00 04 00 01 00**(%%): to activate the RS485 Alarm
	745	+)))
562	562
563		-**A8 01 06 0A 05 00 04 00 00 00**: to deactivate the RS485 Alarm
	747	+(((
	748	+(% style="color:#4f81bd" %)**A8 01 06 0A 05 00 04 00 00 00**(%%): to deactivate the RS485 Alarm
	749	+)))
564	564
	751	+(((
565	565	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.
	753	+)))
566	566
	755	+(((
	756	+
	757	+)))
567	567
568		-**Example 2:**
	759	+(((
	760	+(% style="color:blue" %)**Example 2:**  (%%) ~-~-> Configure with requesting uplink and original downlink command (**YY=FF**)
	761	+)))
569	569
570		-Check TTL Sensor return:
	763	+(((
	764	+User in IoT server send a downlink command: (% style="color:#4f81bd" %)**A8 01 06 0A 08 00 04 00 01 YY**
	765	+)))
571	571
572		-[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image024.png]]
	767	+(((
	768	+
	769	+)))
573	573
	771	+(((
	772	+(((
	773	+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**
	774	+)))
574	574
	776	+
	777	+)))
575	575
	779	+(((
	780	+ (% 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" %)​
	781	+)))
576	576
577		-==== Set Payload version ====
578	578
579		-This is the first byte of the uplink payload. RS485-BL can connect to different sensors. User can set the PAYVER field to tell server how to decode the current payload.
580	580
581		-* AT Command:
582	582
583		-AT+PAYVER: Set PAYVER field = 1
	786	+==== (% style="color:blue" %)**Set Payload version**(%%) ====
584	584
585	585
586		-* Downlink Payload:
	789	+(((
	790	+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.
	791	+)))
587	587
588		-0xAE 01   à Set PAYVER field =  0x01
	793	+(((
	794	+* (% style="color:#037691" %)**AT Command:**
589	589
590		-0xAE 0F   à Set PAYVER field =  0x0F
591	591
	797	+(% style="color:#4472c4" %)** AT+PAYVER:    ** (%%) Set PAYVER field = 1
592	592
593		-==== Set RS485 Sampling Commands ====
	799	+
	800	+)))
594	594
595		-AT+COMMANDx, AT+DATACUTx and AT+SEARCHx
	802	+* (((
	803	+(% style="color:#037691" %)**Downlink Payload:**
	804	+)))
596	596
597		-These three commands are used to configure how the RS485-BL polling data from Modbus device. Detail of usage please see : [[polling RS485 device>>path:#polling_485]].
	806	+(((
	807	+(% style="color:#4472c4" %)** 0xAE 01** (%%) ~-~->  Set PAYVER field =  0x01
	808	+)))
598	598
	810	+(((
	811	+(% style="color:#4472c4" %)** 0xAE 0F**   (%%) ~-~->  Set PAYVER field =  0x0F
	812	+)))
599	599
600		-* AT Command:
601	601
602		-AT+COMMANDx: Configure RS485 read command to sensor.
	815	+1 )  Add the interrupt flag at the highest bit of the Payver byte, that is, Byte7 of the first byte. (Since v1.4.0)
603	603
604		-AT+DATACUTx: Configure how to handle return from RS485 devices.
	817	+[[image:image-20220824145428-2.png||height="168" width="1300"]]
605	605
606		-AT+SEARCHx: Configure search command
607	607
	820	+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.
608	608
609		-* Downlink Payload:
610	610
611		-0xAF downlink command can be used to set AT+COMMANDx or AT+DATACUTx.
	823	+[[image:image-20220824145428-3.png||height="308" width="1200"]]
612	612
613		-Note: if user use AT+COMMANDx to add a new command, he also need to send AT+DATACUTx downlink.
614	614
615		-Format: AF MM NN LL XX XX XX XX YY
616	616
617		-Where:
618	618
619		-* MM: the ATCOMMAND or AT+DATACUT to be set. Value from 01 ~~ 0F,
620		-* NN: 0: no CRC; 1: add CRC-16/MODBUS ; 2: set the AT+DATACUT value.
621		-* LL: The length of AT+COMMAND or AT+DATACUT command
622		-* XX XX XX XX: AT+COMMAND or AT+DATACUT command
623		-* YY: If YY=0, RS485-BL will execute the downlink command without uplink; if YY=1, RS485-BL will execute an uplink after got this command.
	828	+==== (% style="color:blue" %)**Set RS485 Sampling Commands**(%%) ====
624	624
625		-Example:
626	626
627		-**AF 03 01 06 0A 05 00 04 00 01 00**: Same as AT+COMMAND3=0A 05 00 04 00 01,1
	831	+(((
	832	+AT+COMMANDx or AT+DATACUTx
	833	+)))
628	628
629		-**AF 03 02 06 10 01 05 06 09 0A 00**: Same as AT+DATACUT3=**16**,**1**,**5+6+9+10**
	835	+(((
	836	+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"]].
	837	+)))
630	630
631		-**AF 03 02 06 0B 02 05 07 08 0A 00**: Same as AT+DATACUT3=**11**,**2**,**5~~7+8~~10**
	839	+(((
	840	+
	841	+)))
632	632
	843	+* (((
	844	+(% style="color:#037691" %)**AT Command:**
	845	+)))
633	633
634		-0xAB downlink command can be used for set AT+SEARCHx
	847	+(% style="color:#4472c4" %)** AT+COMMANDx:    ** (%%) Configure RS485 read command to sensor.
635	635
636		-Example: **AB aa 01 03 xx xx xx** (03 here means there are total 3 bytes after 03) So
	849	+(% style="color:#4472c4" %)** AT+DATACUTx:        **(%%) Configure how to handle return from RS485 devices.
637	637
638		-* AB aa 01 03 xx xx xx  same as AT+SEARCHaa=1,xx xx xx
639		-* AB aa 02 03 xx xx xx 02 yy yy(03 means there are 3 bytes after 03, they are xx xx xx;02 means there are 2 bytes after 02, they are yy yy) so the commands
640	640
641		-**AB aa 02 03 xx xx xx 02 yy yy**  same as **AT+SEARCHaa=2,xx xx xx+yy yy**
	852	+* (((
	853	+(% style="color:#037691" %)**Downlink Payload:**
	854	+)))
642	642
	856	+(((
	857	+(% style="color:#4472c4" %)** 0xAF**(%%) downlink command can be used to set AT+COMMANDx or AT+DATACUTx.
643	643
644		-==== Fast command to handle MODBUS device ====
	859	+
	860	+)))
645	645
646		-AT+MBFUN is valid since v1.3 firmware version. The command is for fast configure to read Modbus devices. It is only valid for the devices which follow the [[MODBUS-RTU protocol>>url:https://www.modbustools.com/modbus.html]].
	862	+(((
	863	+(% style="color:red" %)**Note : if user use AT+COMMANDx to add a new command, he also need to send AT+DATACUTx downlink.**
647	647
	865	+
	866	+)))
	867	+
	868	+(((
	869	+Format: (% style="color:#4472c4" %)** AF MM NN LL XX XX XX XX YY**
	870	+)))
	871	+
	872	+(((
	873	+Where:
	874	+)))
	875	+
	876	+* (((
	877	+MM: the ATCOMMAND or AT+DATACUT to be set. Value from 01 ~~ 0F,
	878	+)))
	879	+* (((
	880	+NN:  0: no CRC; 1: add CRC-16/MODBUS ; 2: set the AT+DATACUT value.
	881	+)))
	882	+* (((
	883	+LL:  The length of AT+COMMAND or AT+DATACUT command
	884	+)))
	885	+* (((
	886	+XX XX XX XX: AT+COMMAND or AT+DATACUT command
	887	+)))
	888	+* (((
	889	+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.
	890	+)))
	891	+
	892	+(((
	893	+
	894	+
	895	+**Example:**
	896	+)))
	897	+
	898	+(((
	899	+(% 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
	900	+)))
	901	+
	902	+(((
	903	+(% 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**
	904	+)))
	905	+
	906	+(((
	907	+(% 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**
	908	+)))
	909	+
	910	+
	911	+
	912	+
	913	+==== (% style="color:blue" %)**Fast command to handle MODBUS device**(%%) ====
	914	+
	915	+
	916	+(((
	917	+(% 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]].
	918	+)))
	919	+
	920	+(((
648	648	This command is valid since v1.3 firmware version
	922	+)))
649	649
	924	+(((
	925	+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.
	926	+)))
650	650
651		-AT+MBFUN has only two value:
	928	+(((
	929	+
	930	+)))
652	652
653		-* AT+MBFUN=1: Enable Modbus reading. And get response base on the MODBUS return
	932	+(((
	933	+**Example:**
	934	+)))
654	654
655		-AT+MBFUN=1, device can auto read the Modbus function code: 01, 02, 03 or 04. AT+MBFUN has lower priority vs AT+DATACUT command. If AT+DATACUT command is configured, AT+MBFUN will be ignore.
	936	+* (((
	937	+AT+MBFUN=1 and AT+DATACUT1/AT+DATACUT2  are not configure (0,0,0). So RS485-LN.
	938	+)))
	939	+* (((
	940	+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.
	941	+)))
	942	+* (((
	943	+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.
656	656
657		-* AT+MBFUN=0: Disable Modbus fast reading.
	945	+
	946	+)))
658	658
659		-Example:
	948	+(% aria-label="image-20220602165351-6.png image widget" contenteditable="false" role="region" tabindex="-1" %)[[image:image-20220602165351-6.png||data-widget="image"]](% title="Click and drag to resize" %)​
660	660
661		-* AT+MBFUN=1 and AT+DATACUT1/AT+DATACUT2 are not configure (0,0,0).
662		-* AT+COMMAND1= 01 03 00 10 00 08,1 ~-~-> read slave address 01 , function code 03, start address 00 01, quantity of registers 00 08.
663		-* AT+COMMAND2= 01 02 00 40 00 10,1 ~-~-> read slave address 01 , function code 02, start address 00 40, quantity of inputs 00 10.
	950	+(% 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" %)​
664	664
665		-[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image025.png]]
666	666
667	667
668		-[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image026.png]]
669	669
	955	+==== (% style="color:blue" %)**RS485 command timeout**(%%) ====
670	670
671		-* Downlink Commands:
672	672
673		-A9 aa -à Same as AT+MBFUN=aa
	958	+(((
	959	+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.
	960	+)))
674	674
	962	+(((
	963	+Default value: 0, range:  0 ~~ 65 seconds
	964	+)))
675	675
676		-==== RS485 command timeout ====
	966	+(((
	967	+* (% style="color:#037691" %)** AT Command:**
677	677
678		-Some Modbus device has slow action to send replies. This command is used to configure the RS485-BL to use longer time to wait for their action.
679	679
680		-Default value: 0, range:  0 ~~ 5 seconds
	970	+(% style="color:#4472c4" %)** AT+CMDDLaa=hex(bb cc)*1000**
	971	+)))
681	681
	973	+(((
	974	+
682	682
683		-* AT Command:
	976	+**Example:**
	977	+)))
684	684
685		-AT+CMDDLaa=hex(bb cc)
	979	+(((
	980	+(% style="color:#4472c4" %)** AT+CMDDL1=1000** (%%)to send the open time to 1000ms
	981	+)))
686	686
687		-Example:
	983	+(((
	984	+
	985	+)))
688	688
689		-**AT+CMDDL1=1000** to send the open time to 1000ms
	987	+* (((
	988	+(% style="color:#037691" %)** Downlink Payload:**
	989	+)))
690	690
	991	+(((
	992	+(% style="color:#4472c4" %)** 0x AA aa bb cc**(%%) Same as: AT+CMDDLaa=hex(bb cc)*1000
	993	+)))
691	691
692		-* Downlink Payload:
	995	+(((
	996	+
693	693
694		-0x AA aa bb cc
	998	+**Example:**
	999	+)))
695	695
696		-Same as: AT+CMDDLaa=hex(bb cc)
	1001	+(((
	1002	+**0xAA 01 00 01**  ~-~-> Same as  **AT+CMDDL1=1000 ms**
	1003	+)))
697	697
698		- Example:
699	699
700		- 0xAA 01 03 E8  à Same as **AT+CMDDL1=1000 ms**
701	701
702	702
703		-==== [[Uplink>>path:#downlink_A8]] payload mode ====
	1008	+==== (% style="color:blue" %)**Uplink payload mode**(%%) ====
704	704
	1010	+
	1011	+(((
705	705	Define to use one uplink or multiple uplinks for the sampling.
	1013	+)))
706	706
707		-The use of this command please see: [[Compose Uplink payload>>path:#DataUP]]
	1015	+(((
	1016	+The use of this command please see: [[Compose Uplink payload>>||anchor="H3.3.4Composetheuplinkpayload"]]
708	708
709		-* AT Command:
	1018	+
	1019	+)))
710	710
711		-AT+DATAUP=0
	1021	+(((
	1022	+* (% style="color:#037691" %)** AT Command:**
712	712
713		-AT+DATAUP=1
714	714
	1025	+(% style="color:#4472c4" %)** AT+DATAUP=0**
715	715
716		-* Downlink Payload:
	1027	+(% style="color:#4472c4" %)** AT+DATAUP=1**
717	717
718		-0xAD 00   à Same as AT+DATAUP=0
	1029	+
	1030	+)))
719	719
720		-0xAD 01   à Same as AT+DATAUP=1
	1032	+(% style="color:#4472c4" %)** 0xAD 01 00 00 14** (%%) **~-~->** Same as AT+DATAUP=1，20000  ~/~/  (00 00 14 is 20 seconds)
721	721
	1034	+Each uplink is sent to the server at 20-second intervals when segmented.
722	722
723		-==== Manually trigger an Uplink ====
724	724
	1037	+* (((
	1038	+(% style="color:#037691" %)** Downlink Payload:**
	1039	+)))
	1040	+
	1041	+(% style="color:#4472c4" %)** 0xAD 00** (%%) **~-~->** Same as AT+DATAUP=0
	1042	+
	1043	+(% 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.
	1044	+
	1045	+
	1046	+* (((
	1047	+(% style="color:#037691" %)** AT Command:**
	1048	+)))
	1049	+
	1050	+(% style="color:#4472c4" %)** AT+DATAUP=1,Timeout**
	1051	+
	1052	+
	1053	+* (((
	1054	+(% style="color:#037691" %)** Downlink Payload:**
	1055	+)))
	1056	+
	1057	+(% style="color:#4472c4" %)** 0xAD 01 00 00 14** (%%) **~-~->** Same as AT+DATAUP=1，20000  ~/~/  (00 00 14 is 20 seconds)
	1058	+
	1059	+Each uplink is sent to the server at 20-second intervals when segmented.
	1060	+
	1061	+
	1062	+
	1063	+
	1064	+==== (% style="color:blue" %)**Manually trigger an Uplink**(%%) ====
	1065	+
	1066	+
	1067	+(((
725	725	Ask device to send an uplink immediately.
	1069	+)))
726	726
727		-* Downlink Payload:
	1071	+* (((
	1072	+(% style="color:#037691" %)** AT Command:**
	1073	+)))
728	728
729		-0x08 FF, RS485-BL will immediately send an uplink.
	1075	+(((
	1076	+No AT Command for this, user can press the [[ACT button>>||anchor="H3.7Buttons"]] for 1 second for the same.
	1077	+)))
730	730
	1079	+(((
	1080	+
	1081	+)))
731	731
732		-==== Clear RS485 Command ====
	1083	+* (((
	1084	+(% style="color:#037691" %)** Downlink Payload:**
	1085	+)))
733	733
	1087	+(((
	1088	+(% style="color:#4472c4" %)** 0x08 FF**(%%), RS485-LN will immediately send an uplink.
	1089	+)))
	1090	+
	1091	+
	1092	+
	1093	+
	1094	+==== (% style="color:blue" %)**Clear RS485 Command**(%%) ====
	1095	+
	1096	+
	1097	+(((
734	734	The AT+COMMANDx and AT+DATACUTx settings are stored in special location, user can use below command to clear them.
735	735
	1100	+
	1101	+)))
736	736
737		-* AT Command:
	1103	+* (((
	1104	+(% style="color:#037691" %)** AT Command:**
	1105	+)))
738	738
739		-**AT+CMDEAR=mm,nn**   mm: start position of erase ,nn: stop position of erase
	1107	+(((
	1108	+(% style="color:#4472c4" %)** AT+CMDEAR=mm,nn** (%%) mm: start position of erase ,nn: stop position of erase
	1109	+)))
740	740
	1111	+(((
	1112	+
	1113	+
741	741	Etc. AT+CMDEAR=1,10 means erase AT+COMMAND1/AT+DATACUT1 to AT+COMMAND10/AT+DATACUT10
	1115	+)))
742	742
	1117	+(((
743	743	Example screen shot after clear all RS485 commands.
	1119	+)))
744	744
	1121	+(((
	1122	+
	1123	+)))
745	745
746		-
	1125	+(((
747	747	The uplink screen shot is:
	1127	+)))
748	748
749		-[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image023.png]]
	1129	+(% 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" %)​
750	750
751	751
752		-* Downlink Payload:
	1132	+* (((
	1133	+(% style="color:#037691" %)** Downlink Payload:**
	1134	+)))
753	753
754		-0x09 aa bb same as AT+CMDEAR=aa,bb
	1136	+(((
	1137	+(% style="color:#4472c4" %)** 0x09 aa bb** (%%) same as AT+CMDEAR=aa,bb
	1138	+)))
755	755
756	756
757		-==== Set Serial Communication Parameters ====
758	758
	1142	+
	1143	+==== (% style="color:blue" %)**Set Serial Communication Parameters**(%%) ====
	1144	+
	1145	+
	1146	+(((
759	759	Set the Rs485 serial communication parameters:
760	760
761		-* AT Command:
	1149	+
	1150	+)))
762	762
763		-Set Baud Rate:
	1152	+* (((
	1153	+(% style="color:#037691" %)** AT Command:**
764	764
765		-AT+BAUDR=9600    ~/~/ Options: (1200,2400,4800,14400,19200,115200)
766	766
	1156	+
	1157	+)))
767	767
768		-Set UART parity
	1159	+(((
	1160	+* Set Baud Rate
	1161	+)))
769	769
770		-AT+PARITY=0    ~/~/ Option: 0: no parity, 1: odd parity, 2: even parity
	1163	+(% 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
771	771
772	772
773		-Set STOPBIT
	1166	+(((
	1167	+* Set UART Parity
	1168	+)))
774	774
775		-AT+STOPBIT=0    ~/~/ Option: 0 for 1bit; 1 for 1.5 bit ; 2 for 2 bits
	1170	+(% style="color:#4472c4" %)** AT+PARITY=0** (%%) ~/~/  Option: 0: no parity, 1: odd parity, 2: even parity
776	776
777	777
778		-* Downlink Payload:
	1173	+(((
	1174	+* Set STOPBIT
	1175	+)))
779	779
780		-A7 01 aa bb: Same  AT+BAUDR=hex(aa bb)*100
	1177	+(% style="color:#4472c4" %)** AT+STOPBIT=0** (%%) ~/~/  Option: 0 for 1bit; 1 for 1.5 bit ; 2 for 2 bits
781	781
782		-Example:
783	783
784		-* A7 01 00 60   same as AT+BAUDR=9600
785		-* A7 01 04 80  same as AT+BAUDR=115200
786	786
787		-A7 02 aa: Same as  AT+PARITY=aa  (aa value: 00 , 01 or 02)
	1181	+* (((
	1182	+(% style="color:#037691" %)** Downlink Payload:**
	1183	+)))
788	788
789		-A7 03 aa: Same as  AT+STOPBIT=aa  (aa value: 00 , 01 or 02)
	1185	+(((
	1186	+(% style="color:#4472c4" %)** A7 01 aa bb**:   (%%) Same  AT+BAUDR=hex(aa bb)*100
	1187	+)))
790	790
	1189	+(((
	1190	+
791	791
792		-==== Control output power duration ====
	1192	+**Example:**
	1193	+)))
793	793
794		-User can set the output power duration before each sampling.
	1195	+* (((
	1196	+A7 01 00 60  same as AT+BAUDR=9600
	1197	+)))
	1198	+* (((
	1199	+A7 01 04 80  same as AT+BAUDR=115200
	1200	+)))
795	795
796		-* AT Command:
	1202	+(((
	1203	+* A7 02 aa:  Same as  AT+PARITY=aa  (aa value: 00 , 01 or 02)
	1204	+)))
797	797
798		-Example:
	1206	+(((
	1207	+* A7 03 aa:  Same as  AT+STOPBIT=aa  (aa value: 00 , 01 or 02)
	1208	+)))
799	799
800		-AT+3V3T=1000 ~/~/ 3V3 output power will open 1s before each sampling.
801	801
802		-AT+5VT=1000 ~/~/ +5V output power will open 1s before each sampling.
803	803
804	804
805		-* LoRaWAN Downlink Command:
806	806
807		-07 01 aa bb  Same as AT+5VT=(aa bb)
	1214	+==== (% style="color:blue" %)**Encrypted payload**(%%) ====
808	808
809		-07 02 aa bb  Same as AT+3V3T=(aa bb)
	1216	+(((
	1217	+
	1218	+)))
810	810
	1220	+* (((
	1221	+(% style="color:#037691" %)** AT Command:**
	1222	+)))
811	811
	1224	+(% style="color:#4472c4" %)** AT+DECRYPT=1  ** (%%) ~/~/ The payload is uploaded without encryption
812	812
	1226	+(% style="color:#4472c4" %)** AT+DECRYPT=0  ** (%%) ~/~/ Encrypt when uploading payload (default)
813	813
814		-1.
815		-11. Buttons
816	816
817		-|**Button**|**Feature**
818		-|**RST**|Reboot RS485-BL
819	819
820		-1.
821		-11. +3V3 Output
822	822
823		-RS485-BL has a Controllable +3V3 output, user can use this output to power external sensor.
	1231	+==== (% style="color:blue" %)**Get sensor value**(%%) ====
824	824
825		-The +3V3 output will be valid for every sampling. RS485-BL will enable +3V3 output before all sampling and disable the +3V3 after all sampling.
826	826
	1234	+* (((
	1235	+(% style="color:#037691" %)** AT Command:**
	1236	+)))
827	827
828		-The +3V3 output time can be controlled by AT Command.
	1238	+(% style="color:#4472c4" %)** AT+GETSENSORVALUE=0  **(%%) ~/~/ The serial port gets the reading of the current sensor
829	829
830		-**AT+3V3T=1000**
	1240	+(% style="color:#4472c4" %)** AT+GETSENSORVALUE=1  **(%%) ~/~/ The serial port gets the current sensor reading and uploads it.
831	831
832		-Means set +3v3 valid time to have 1000ms. So, the real +3v3 output will actually have 1000ms + sampling time for other sensors.
833	833
834	834
835		-By default, the AT+3V3T=0. This is a special case, means the +3V3 output is always on at any time
836	836
	1245	+==== (% style="color:blue" %)**Resets the downlink packet count**(%%) ====
837	837
838		-1.
839		-11. +5V Output
840	840
841		-RS485-BL has a Controllable +5V output, user can use this output to power external sensor.
	1248	+* (((
	1249	+(% style="color:#037691" %)** AT Command:**
	1250	+)))
842	842
843		-The +5V output will be valid for every sampling. RS485-BL will enable +5V output before all sampling and disable the +5v after all sampling.
	1252	+(% 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)
844	844
	1254	+(% 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.
845	845
846		-The 5V output time can be controlled by AT Command.
847	847
848		-**AT+5VT=1000**
849	849
850		-Means set 5V valid time to have 1000ms. So, the real 5V output will actually have 1000ms + sampling time for other sensors.
851	851
	1259	+==== (% style="color:blue" %)**When the limit bytes are exceeded, upload in batches**(%%) ====
852	852
853		-By default, the AT+5VT=0. If the external sensor which require 5v and require more time to get stable state, user can use this command to increase the power ON duration for this sensor.
854	854
	1262	+* (((
	1263	+(% style="color:#037691" %)** AT Command:**
	1264	+)))
855	855
	1266	+ (% 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)
856	856
	1268	+ (% 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.
857	857
858		-1.
859		-11. LEDs
860	860
861		-|**LEDs**|**Feature**
862		-|**LED1**|Blink when device transmit a packet.
	1271	+* (((
	1272	+(% style="color:#037691" %)** Downlink Payload:**
	1273	+)))
863	863
864		-1.
865		-11. Switch Jumper
	1275	+(% style="color:#4472c4" %)** 0x21 00 01 ** (%%) ~/~/ Set  the DISMACANS=1
866	866
867		-|**Switch Jumper**|**Feature**
868		-|**SW1**|(((
869		-ISP position: Upgrade firmware via UART
870	870
871		-Flash position: Configure device, check running status.
	1278	+
	1279	+
	1280	+==== (% style="color:blue" %)** Copy downlink to uplink **(%%) ====
	1281	+
	1282	+
	1283	+* (((
	1284	+(% style="color:#037691" %)** AT Command:**
872	872	)))
873		-|**SW2**|(((
874		-5V position: set to compatible with 5v I/O.
875	875
876		-3.3v position: set to compatible with 3.3v I/O.,
	1287	+(% 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.
	1288	+
	1289	+
	1290	+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.
	1291	+
	1292	+
	1293	+[[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"]]
	1294	+
	1295	+
	1296	+
	1297	+For example, sending 11 22 33 44 55 66 77 will return invalid configuration 00 11 22 33 44 55 66 77.
	1298	+
	1299	+
	1300	+[[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"]]
	1301	+
	1302	+
	1303	+For example, if 01 00 02 58 is issued, a valid configuration of 01 01 00 02 58 will be returned.
	1304	+
	1305	+
	1306	+
	1307	+
	1308	+==== (% style="color:blue" %)**Query version number and frequency band 、TDC**(%%) ====
	1309	+
	1310	+
	1311	+(((
	1312	+* (% style="color:#037691" %)**Downlink Payload:**
	1313	+
	1314	+
	1315	+(% style="color:#4472c4" %)** 26 01  ** (%%) ~/~/  Downlink 26 01 can query device upload frequency, frequency band, software version number, TDC time.
877	877	)))
878	878
879		-+3.3V: is always ON
880	880
881		-+5V: Only open before every sampling. The time is by default, it is AT+5VT=0.  Max open time. 5000 ms.
	1319	+Example：
882	882
883		-1. Case Study
884	884
885		-User can check this URL for some case studies.
	1322	+[[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"]]
886	886
887		-[[http:~~/~~/wiki.dragino.com/index.php?title=APP_RS485_COMMUNICATE_WITH_SENSORS>>url:http://wiki.dragino.com/index.php?title=APP_RS485_COMMUNICATE_WITH_SENSORS]]
888	888
889	889
890	890
	1327	+==== (% style="color:blue" %)** Monitor RS485 communication of other devices**(%%) ====
891	891
892		-1. Use AT Command
893		-11. Access AT Command
894	894
895		-RS485-BL supports AT Command set. User can use a USB to TTL adapter plus the 3.5mm Program Cable to connect to RS485-BL to use AT command, as below.
	1330	+* (((
	1331	+(% style="color:#037691" %)** AT Command:**
	1332	+)))
896	896
897		-[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image027.png]]
	1334	+(% 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.
898	898
	1336	+(% 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.
899	899
900		-In PC, User needs to set **serial tool**(such as [[putty>>url:https://www.chiark.greenend.org.uk/~~sgtatham/putty/latest.html]], SecureCRT) baud rate to **9600** to access to access serial console of RS485-BL. The default password is 123456. Below is the output for reference:
	1338	+(% style="color:#4472c4" %)**AT+RXMODE=0,0  ** (%%) ~/~/ Disable this mode (default)
901	901
902		-[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image028.png]]
903	903
	1341	+* (((
	1342	+(% style="color:#037691" %)**Downlink Payload:**
	1343	+)))
904	904
	1345	+(% style="color:#4472c4" %)** A6 aa bb bb               ** (%%) ~/~/same as AT+RXMODE=aa,bb
905	905
906		-More detail AT Command manual can be found at [[AT Command Manual>>path:#AT_COMMAND]]
	1347	+[[image:image-20220824144240-1.png]]
907	907
908	908
909	909
910		-1.
911		-11. Common AT Command Sequence
912		-111. Multi-channel ABP mode (Use with SX1301/LG308)
	1351	+== 3.6 Listening mode for RS485 network ==
913	913
914		-If device has not joined network yet:
915	915
916		-AT+FDR
	1354	+(((
	1355	+This feature support since firmware v1.4
	1356	+)))
917	917
918		-AT+NJM=0
	1358	+(((
	1359	+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.
919	919
920		-ATZ
	1361	+
	1362	+)))
921	921
	1364	+(% aria-label="image-20220602171200-8.png image widget" contenteditable="false" role="region" tabindex="-1" %)[[image:image-20220602171200-8.png||data-widget="image" height="567" width="1007"]](% style="background-image:url(http://wiki.dragino.com/xwiki/webjars/wiki%3Axwiki/application-ckeditor-webjar/1.61/plugins/widget/images/handle.png); background:rgba(220,220,220,0.5); display:none" %)[[image:data:image/gif;base64,R0lGODlhAQABAPABAP///wAAACH5BAEKAAAALAAAAAABAAEAAAICRAEAOw==||draggable="true" height="15" role="presentation" title="Click and drag to move" width="15"]](% title="Click and drag to resize" %)​
922	922
923		-If device already joined network:
	1366	+(((
	1367	+To enable the listening mode, use can run the command AT+RXMODE.
	1368	+)))
924	924
925		-AT+NJM=0
	1370	+(((
	1371	+
	1372	+)))
926	926
927		-ATZ
	1374	+(% border="1" cellspacing="10" style="background-color:#ffffcc; width:500px" %)
	1375	+|=(% style="width: 100px;" %)(((
	1376	+**Command example**
	1377	+)))|=(% style="width: 400px;" %)(((
	1378	+**Function**
	1379	+)))
	1380	+|(% style="width:100px" %)(((
	1381	+AT+RXMODE=1,10
	1382	+)))|(% style="width:400px" %)(((
	1383	+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.
	1384	+)))
	1385	+|(% style="width:100px" %)(((
	1386	+AT+RXMODE=2,500
	1387	+)))|(% style="width:400px" %)(((
	1388	+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
	1389	+)))
	1390	+|(% style="width:100px" %)(((
	1391	+AT+RXMODE=0,0
	1392	+)))|(% style="width:400px" %)(((
	1393	+Disable listening mode. This is the default settings.
	1394	+)))
	1395	+|(% style="width:100px" %)(((
	1396	+
	1397	+)))|(% style="width:400px" %)(((
	1398	+A6 aa bb cc  same as AT+RXMODE=aa,(bb<<8 | cc)
	1399	+)))
928	928
929		-1.
930		-11.
931		-111. Single-channel ABP mode (Use with LG01/LG02)
	1401	+(((
	1402	+(% style="color:#037691" %)** Downlink Command:**
	1403	+)))
932	932
933		-AT+FDR   Reset Parameters to Factory Default, Keys Reserve
	1405	+(((
	1406	+**0xA6 aa bb cc ** same as AT+RXMODE=aa,(bb<<8 | cc)
	1407	+)))
934	934
935		-AT+NJM=0 Set to ABP mode
	1409	+(((
	1410	+
	1411	+)))
936	936
937		-AT+ADR=0 Set the Adaptive Data Rate Off
	1413	+(((
	1414	+**Example**:
	1415	+)))
938	938
939		-AT+DR=5  Set Data Rate
	1417	+(((
	1418	+The RS485-LN is set to AT+RXMODE=2,1000
	1419	+)))
940	940
941		-AT+TDC=60000  Set transmit interval to 60 seconds
	1421	+(((
	1422	+There is a two Modbus commands in the RS485 network as below:
	1423	+)))
942	942
943		-AT+CHS=868400000 Set transmit frequency to 868.4Mhz
	1425	+(((
	1426	+The Modbus master send a command: (% style="background-color:#ffc000" %)01 03 00 00 00 02 c4 0b
	1427	+)))
944	944
945		-AT+RX2FQ=868400000 Set RX2Frequency to 868.4Mhz (according to the result from server)
	1429	+(((
	1430	+And Modbus slave reply with: (% style="background-color:green" %)01 03 04 00 00 00 00 fa 33
	1431	+)))
946	946
947		-AT+RX2DR=5  Set RX2DR to match the downlink DR from server. see below
	1433	+(((
	1434	+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
	1435	+)))
948	948
949		-AT+DADDR=26 01 1A F1 Set Device Address to 26 01 1A F1, this ID can be found in the LoRa Server portal.
	1437	+(((
	1438	+(% 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" %)​
	1439	+)))
950	950
951		-ATZ          Reset MCU
	1441	+(((
	1442	+
	1443	+)))
952	952
953		-**Note:**
	1445	+(((
	1446	+(((
	1447	+(% 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.**
	1448	+)))
	1449	+)))
954	954
955		-1. Make sure the device is set to ABP mode in the IoT Server.
956		-1. Make sure the LG01/02 gateway RX frequency is exactly the same as AT+CHS setting.
957		-1. Make sure SF / bandwidth setting in LG01/LG02 match the settings of AT+DR. refer [[this link>>url:http://www.dragino.com/downloads/index.php?dir=LoRa_Gateway/&file=LoRaWAN%201.0.3%20Regional%20Parameters.xlsx]] to see what DR means.
958		-1. The command AT+RX2FQ and AT+RX2DR is to let downlink work. to set the correct parameters, user can check the actually downlink parameters to be used. As below. Which shows the RX2FQ should use 868400000 and RX2DR should be 5
959	959
960		-[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image029.png]]
961	961
	1453	+== 3.7 Buttons ==
962	962
963		-1. FAQ
964		-11. How to upgrade the image?
965	965
966		-The RS485-BL LoRaWAN Controller is shipped with a 3.5mm cable, the cable is used to upload image to RS485-BL to:
	1456	+(% border="1" cellspacing="10" style="background-color:#f7faff; width:430px" %)
	1457	+|=(% style="width: 50px;" %)**Button**|=(% style="width: 361px;" %)**Feature**
	1458	+|(% 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**
	1459	+|(% style="width:50px" %)**RST**|(% style="width:361px" %)Reboot RS485
	1460	+|(% style="width:50px" %)**PRO**|(% style="width:361px" %)Use for upload image, see [[How to Update Image>>||anchor="H6.1Howtoupgradetheimage3F"]]
967	967
968		-* Support new features
969		-* For bug fix
970		-* Change LoRaWAN bands.
	1462	+== 3.8 LEDs ==
971	971
972		-Below shows the hardware connection for how to upload an image to RS485-BL:
973	973
974		-[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image030.png]]
	1465	+(% border="1" cellspacing="10" style="background-color:#f7faff; width:430px" %)
	1466	+|=(% style="width: 50px;" %)**LEDs**|=(% style="width: 380px;" %)**Feature**
	1467	+|**PWR**|Always on if there is power
	1468	+|**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.
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]].
	1470	+= 4. Case Study =
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/]].
979	979
980		-**Step3: **Open flashloader; choose the correct COM port to update.
	1473	+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]]
981	981
982	982
983		-|(((
984		-HOLD PRO then press the RST button, SYS will be ON, then click next
	1476	+
	1477	+= 5. Use AT Command =
	1478	+
	1479	+
	1480	+== 5.1 Access AT Command ==
	1481	+
	1482	+
	1483	+(((
	1484	+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.
985	985	)))
986	986
987		-|(((
988		-Board detected
	1487	+(% 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" %)​
	1488	+
	1489	+
	1490	+(((
	1491	+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:
989	989	)))
990	990
991		-|(((
	1494	+(% 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" %)​
	1495	+
	1496	+
	1497	+(((
	1498	+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/]]
	1499	+)))
	1500	+
	1501	+
	1502	+
	1503	+== 5.2 Common AT Command Sequence ==
	1504	+
	1505	+
	1506	+=== 5.2.1 Multi-channel ABP mode (Use with SX1301/LG308) ===
	1507	+
	1508	+
	1509	+If device has not joined network yet:
	1510	+
	1511	+* (% style="color:#037691" %)**AT+FDR**
	1512	+* (% style="color:#037691" %)**AT+NJM=0**
	1513	+* (% style="color:#037691" %)**ATZ**
	1514	+
	1515	+(((
992	992
	1517	+
	1518	+If device already joined network:
	1519	+
	1520	+* (% style="color:#037691" %)**AT+NJM=0**
	1521	+* (% style="color:#037691" %)**ATZ**
	1522	+
	1523	+
993	993	)))
994	994
995		-[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image031.png]] [[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image032.png]]
996	996
997	997
	1528	+=== 5.5.2 Single-channel ABP mode (Use with LG01/LG02) ===
998	998
999		-[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image033.png]] [[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image034.png]]
1000	1000
	1531	+(% style="background-color:#dcdcdc" %)**AT+FDR** (%%) Reset Parameters to Factory Default, Keys Reserve
1001	1001
1002		-[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image035.png]] [[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image036.png]]
	1533	+(% style="background-color:#dcdcdc" %)**AT+NJM=0 **(%%) Set to ABP mode
1003	1003
	1535	+(% style="background-color:#dcdcdc" %)**AT+ADR=0** (%%) Set the Adaptive Data Rate Off
1004	1004
1005		-1.
1006		-11. How to change the LoRa Frequency Bands/Region?
	1537	+(% style="background-color:#dcdcdc" %)**AT+DR=5**   (%%) Set Data Rate
1007	1007
1008		-User can follow the introduction for [[how to upgrade image>>path:#upgrade_image]]. When download the images, choose the required image file for download.
	1539	+(% style="background-color:#dcdcdc" %)**AT+TDC=60000** (%%) Set transmit interval to 60 seconds
1009	1009
	1541	+(% style="background-color:#dcdcdc" %)**AT+CHS=868400000**(%%)  Set transmit frequency to 868.4Mhz
1010	1010
	1543	+(% style="background-color:#dcdcdc" %)**AT+RX2FQ=868400000** (%%) Set RX2Frequency to 868.4Mhz (according to the result from server)
1011	1011
1012		-1.
1013		-11. How many RS485-Slave can RS485-BL connects?
	1545	+(% style="background-color:#dcdcdc" %)**AT+RX2DR=5**  (%%) Set RX2DR to match the downlink DR from server. see below
1014	1014
1015		-The RS485-BL can support max 32 RS485 devices. Each uplink command of RS485-BL can support max 16 different RS485 command. So RS485-BL can support max 16 RS485 devices pre-program in the device for uplink. For other devices no pre-program, user can use the [[downlink message (type code 0xA8) to poll their info>>path:#downlink_A8]].
	1547	+(% 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.
1016	1016
	1549	+(% style="background-color:#dcdcdc" %)**ATZ**       (%%) Reset MCU
1017	1017
1018	1018
	1552	+(% style="color:red" %)**Note:**
1019	1019
1020		-1. Trouble Shooting
1021		-11. Downlink doesn’t work, how to solve it?
	1554	+(((
	1555	+(% style="color:red" %)1. Make sure the device is set to ABP mode in the IoT Server.
	1556	+2. Make sure the LG01/02 gateway RX frequency is exactly the same as AT+CHS setting.
	1557	+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.
	1558	+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
1022	1022
1023		-Please see this link for debug:
	1560	+
	1561	+)))
1024	1024
1025		-[[http:~~/~~/wiki.dragino.com/index.php?title=Main_Page#LoRaWAN_Communication_Debug>>url:http://wiki.dragino.com/index.php?title=Main_Page#LoRaWAN_Communication_Debug]]
	1563	+(% 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" %)​
1026	1026
1027	1027
1028	1028
1029		-1.
1030		-11. Why I can’t join TTN V3 in US915 /AU915 bands?
	1567	+= 6. FAQ =
1031	1031
1032		-It might about the channels mapping. Please see for detail.
1033	1033
1034		-[[http:~~/~~/wiki.dragino.com/index.php?title=LoRaWAN_Communication_Debug#Notice_of_US915.2FCN470.2FAU915_Frequency_band>>url:http://wiki.dragino.com/index.php?title=LoRaWAN_Communication_Debug#Notice_of_US915.2FCN470.2FAU915_Frequency_band]]
	1570	+== 6.1 How to upgrade the image? ==
1035	1035
1036	1036
	1573	+(((
	1574	+The RS485-LN LoRaWAN Controller is shipped with a 3.5mm cable, the cable is used to upload image to RS485-LN to:
	1575	+)))
1037	1037
1038		-1. Order Info
	1577	+* (((
	1578	+Support new features
	1579	+)))
	1580	+* (((
	1581	+For bug fix
	1582	+)))
	1583	+* (((
	1584	+Change LoRaWAN bands.
	1585	+)))
1039	1039
1040		-**Part Number: RS485-BL-XXX**
	1587	+(((
	1588	+Below shows the hardware connection for how to upload an image to RS485-LN:
	1589	+)))
1041	1041
1042		-**XXX:**
	1591	+(% 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"]]
1043	1043
1044		-* **EU433**: frequency bands EU433
1045		-* **EU868**: frequency bands EU868
1046		-* **KR920**: frequency bands KR920
1047		-* **CN470**: frequency bands CN470
1048		-* **AS923**: frequency bands AS923
1049		-* **AU915**: frequency bands AU915
1050		-* **US915**: frequency bands US915
1051		-* **IN865**: frequency bands IN865
1052		-* **RU864**: frequency bands RU864
1053		-* **KZ865: **frequency bands KZ865
	1593	+(% title="Click and drag to resize" %)​
1054	1054
1055		-1. Packing Info
	1595	+(((
	1596	+(% 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]].
	1597	+)))
1056	1056
	1599	+(((
	1600	+(% 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]].
	1601	+)))
	1602	+
	1603	+(((
	1604	+(% style="color:blue" %)**Step3**(%%)**: **Open flashloader; choose the correct COM port to update.
	1605	+)))
	1606	+
	1607	+(((
	1608	+(((
	1609	+(((
	1610	+(% 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.
	1611	+)))
	1612	+)))
	1613	+)))
	1614	+
	1615	+
	1616	+(% 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" %)​
	1617	+
	1618	+
	1619	+(% 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" %)​
	1620	+
	1621	+
	1622	+(% 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" %)​
	1623	+
	1624	+
	1625	+(% 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:**
	1626	+
	1627	+(% 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" %)​
	1628	+
	1629	+
	1630	+
	1631	+== 6.2 How to change the LoRa Frequency Bands/Region? ==
	1632	+
	1633	+
	1634	+User can follow the introduction for [[how to upgrade image>>||anchor="H6.1Howtoupgradetheimage3F"]]. When download the images, choose the required image file for download.
	1635	+
	1636	+
	1637	+
	1638	+== 6.3 How many RS485-Slave can RS485-LN connects? ==
	1639	+
	1640	+
	1641	+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"]].
	1642	+
	1643	+
	1644	+
	1645	+== 6.4 Compatible question to ChirpStack and TTI LoRaWAN server ? ==
	1646	+
	1647	+
	1648	+When user need to use with ChirpStack or TTI. Please set AT+RPL=4.
	1649	+
	1650	+Detail info check this link: [[Set Packet Receiving Response Level>>doc:Main.End Device AT Commands and Downlink Command.WebHome||anchor="H7.23SetPacketReceivingResponseLevel"]]
	1651	+
	1652	+
	1653	+
	1654	+== 6.5 Can i use point to point communication for RS485-LN? ==
	1655	+
	1656	+
	1657	+Yes, please refer [[Point to Point Communication for RS485-LN>>Point to Point Communication for RS485-LN]].
	1658	+
	1659	+
	1660	+
	1661	+== 6.6 How to Use RS485-LN  to connect to RS232 devices? ==
	1662	+
	1663	+
	1664	+[[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/]]
	1665	+
	1666	+
	1667	+
	1668	+= 7. Trouble Shooting =
	1669	+
	1670	+
	1671	+== 7.1 Downlink doesn't work, how to solve it? ==
	1672	+
	1673	+
	1674	+Please see this link for debug: [[LoRaWAN Communication Debug>>doc:Main.LoRaWAN Communication Debug.WebHome]]
	1675	+
	1676	+
	1677	+
	1678	+== 7.2 Why I can't join TTN V3 in US915 /AU915 bands? ==
	1679	+
	1680	+
	1681	+It might about the channels mapping. Please see for detail: [[Notice of Frequency band>>doc:Main.LoRaWAN Communication Debug.WebHome||anchor="H2.NoticeofUS9152FCN4702FAU915Frequencyband"]]
	1682	+
	1683	+
	1684	+
	1685	+= 8. Order Info =
	1686	+
	1687	+
	1688	+(% style="color:blue" %)**Part Number: RS485-LN-XXX**
	1689	+
	1690	+(% style="color:blue" %)**XXX:**
	1691	+
	1692	+* (% style="color:red" %)**EU433**(%%):  frequency bands EU433
	1693	+* (% style="color:red" %)**EU868**(%%):  frequency bands EU868
	1694	+* (% style="color:red" %)**KR920**(%%):  frequency bands KR920
	1695	+* (% style="color:red" %)**CN470**(%%):  frequency bands CN470
	1696	+* (% style="color:red" %)**AS923**(%%):  frequency bands AS923
	1697	+* (% style="color:red" %)**AU915**(%%):  frequency bands AU915
	1698	+* (% style="color:red" %)**US915**(%%):  frequency bands US915
	1699	+* (% style="color:red" %)**IN865**(%%):  frequency bands IN865
	1700	+* (% style="color:red" %)**RU864**(%%):  frequency bands RU864
	1701	+* (% style="color:red" %)**KZ865**(%%):  frequency bands KZ865
	1702	+
	1703	+= 9.Packing Info =
	1704	+
	1705	+
1057	1057	**Package Includes**:
1058	1058
1059		-* RS485-BL x 1
	1708	+* RS485-LN x 1
1060	1060	* Stick Antenna for LoRa RF part x 1
1061	1061	* Program cable x 1
1062	1062
...	...	@@ -1067,9 +1067,68 @@
1067	1067	* Package Size / pcs : 14.5 x 8 x 5 cm
1068	1068	* Weight / pcs : 170g
1069	1069
1070		-1. Support
	1719	+= 10. FCC Caution for RS485LN-US915 =
1071	1071
1072		-* Support is provided Monday to Friday, from 09:00 to 18:00 GMT+8. Due to different timezones we cannot offer live support. However, your questions will be answered as soon as possible in the before-mentioned schedule.
1073		-* Provide as much information as possible regarding your enquiry (product models, accurately describe your problem and steps to replicate it etc) and send a mail to
1074	1074
1075		-[[support@dragino.com>>url:file:///D:/市场资料/说明书/LoRa/LT系列/support@dragino.com]]
	1722	+(((
	1723	+Any Changes or modifications not expressly approved by the party responsible for compliance could void the user's authority to operate the equipment.
	1724	+)))
	1725	+
	1726	+(((
	1727	+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.
	1728	+)))
	1729	+
	1730	+(((
	1731	+
	1732	+)))
	1733	+
	1734	+(((
	1735	+(% style="color:red" %)**IMPORTANT NOTE:**
	1736	+)))
	1737	+
	1738	+(((
	1739	+(% 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:
	1740	+)))
	1741	+
	1742	+(((
	1743	+—Reorient or relocate the receiving antenna.
	1744	+)))
	1745	+
	1746	+(((
	1747	+—Increase the separation between the equipment and receiver.
	1748	+)))
	1749	+
	1750	+(((
	1751	+—Connect the equipment into an outlet on a circuit different from that to which the receiver is connected.
	1752	+)))
	1753	+
	1754	+(((
	1755	+—Consult the dealer or an experienced radio/TV technician for help.
	1756	+)))
	1757	+
	1758	+(((
	1759	+
	1760	+)))
	1761	+
	1762	+(((
	1763	+(% style="color:red" %)**FCC Radiation Exposure Statement:**
	1764	+)))
	1765	+
	1766	+(((
	1767	+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.
	1768	+)))
	1769	+
	1770	+
	1771	+
	1772	+= 11. Support =
	1773	+
	1774	+
	1775	+* (((
	1776	+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.
	1777	+)))
	1778	+* (((
	1779	+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]].
	1780	+
	1781	+
	1782	+
	1783	+)))

1654159460680-153.png

Author

...	...	@@ -1,0 +1,1 @@
	1	+XWiki.Xiaoling

Size

...	...	@@ -1,0 +1,1 @@
	1	+24.9 KB

Content

1654160691922-496.png

Author

...	...	@@ -1,0 +1,1 @@
	1	+XWiki.Xiaoling

Size

...	...	@@ -1,0 +1,1 @@
	1	+109.3 KB

Content

1654162355560-817.png

Author

...	...	@@ -1,0 +1,1 @@
	1	+XWiki.Xiaoling

Size

...	...	@@ -1,0 +1,1 @@
	1	+670.0 KB

Content

1654162368066-342.png

Author

...	...	@@ -1,0 +1,1 @@
	1	+XWiki.Xiaoling

Size

...	...	@@ -1,0 +1,1 @@
	1	+192.9 KB

Content

1654162478620-421.png

Author

...	...	@@ -1,0 +1,1 @@
	1	+XWiki.Xiaoling

Size

...	...	@@ -1,0 +1,1 @@
	1	+158.9 KB

Content

1654162535040-878.png

Author

...	...	@@ -1,0 +1,1 @@
	1	+XWiki.Xiaoling

Size

...	...	@@ -1,0 +1,1 @@
	1	+670.0 KB

Content

image-20220602165351-6.png

Author

...	...	@@ -1,0 +1,1 @@
	1	+XWiki.Xiaoling

Size

...	...	@@ -1,0 +1,1 @@
	1	+10.6 KB

Content

image-20220602165351-7.png

Author

...	...	@@ -1,0 +1,1 @@
	1	+XWiki.Xiaoling

Size

...	...	@@ -1,0 +1,1 @@
	1	+19.3 KB

Content

image-20220602171200-8.png

Author

...	...	@@ -1,0 +1,1 @@
	1	+XWiki.Xiaoling

Size

...	...	@@ -1,0 +1,1 @@
	1	+276.1 KB

Content

image-20220602171200-9.png

Author

...	...	@@ -1,0 +1,1 @@
	1	+XWiki.Xiaoling

Size

...	...	@@ -1,0 +1,1 @@
	1	+10.0 KB

Content

image-20220602175638-10.png

Author

...	...	@@ -1,0 +1,1 @@
	1	+XWiki.Xiaoling

Size

...	...	@@ -1,0 +1,1 @@
	1	+85.5 KB

Content

image-20220602175743-11.png

Author

...	...	@@ -1,0 +1,1 @@
	1	+XWiki.Xiaoling

Size

...	...	@@ -1,0 +1,1 @@
	1	+85.5 KB

Content

image-20220602175818-12.png

Author

...	...	@@ -1,0 +1,1 @@
	1	+XWiki.Xiaoling

Size

...	...	@@ -1,0 +1,1 @@
	1	+102.5 KB

Content

image-20220602175848-13.png

Author

...	...	@@ -1,0 +1,1 @@
	1	+XWiki.Xiaoling

Size

...	...	@@ -1,0 +1,1 @@
	1	+250.9 KB

Content

image-20220602175912-14.png

Author

...	...	@@ -1,0 +1,1 @@
	1	+XWiki.Xiaoling

Size

...	...	@@ -1,0 +1,1 @@
	1	+176.1 KB

Content

image-20220606110929-1.png

Author

...	...	@@ -1,0 +1,1 @@
	1	+XWiki.Xiaoling

Size

...	...	@@ -1,0 +1,1 @@
	1	+13.9 KB

Content

image-20220824144240-1.png

Author

...	...	@@ -1,0 +1,1 @@
	1	+XWiki.Bei

Size

...	...	@@ -1,0 +1,1 @@
	1	+110.9 KB

Content

image-20220824145428-2.png

Author

...	...	@@ -1,0 +1,1 @@
	1	+XWiki.Bei

Size

...	...	@@ -1,0 +1,1 @@
	1	+12.6 KB

Content

image-20220824145428-3.png

Author

...	...	@@ -1,0 +1,1 @@
	1	+XWiki.Bei

Size

...	...	@@ -1,0 +1,1 @@
	1	+17.7 KB

Content