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

Summary

• Page properties (2 modified, 0 added, 0 removed)
• Attachments (0 modified, 24 added, 0 removed)
  • 1654157178836-407.png
  • 1654157342174-798.png
  • 1654158783574-851.png
  • 1654159460680-153.png
  • 1654160691922-496.png
  • 1654162355560-817.png
  • 1654162368066-342.png
  • 1654162478620-421.png
  • 1654162535040-878.png
  • image-20220602153621-1.png
  • image-20220602153621-2.png
  • image-20220602153621-3.png
  • image-20220602155039-4.png
  • image-20220602163333-5.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

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

...	...	@@ -1,17 +1,38 @@
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	+
	15	+
	16	+
	17	+
	18	+
	19	+
9	9	**Table of Contents:**
10	10
	22	+{{toc/}}
11	11
12	12
	25	+(% aria-label="macro:toc widget" contenteditable="false" role="region" tabindex="-1" %)
	26	+(((
	27	+(% 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"]]
	28	+)))
13	13
14	14
	31	+
	32	+
	33	+
	34	+
	35	+
15	15	= 1.Introduction =
16	16
17	17	== 1.1 What is RS485-LN RS485 to LoRaWAN Converter ==
...	...	@@ -18,25 +18,39 @@
18	18
19	19	(((
20	20	(((
	42	+(((
	43	+
	44	+
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	)))
	47	+)))
23	23
24	24	(((
	50	+(((
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	)))
	53	+)))
27	27
28	28	(((
	56	+(((
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	)))
	59	+)))
31	31
32	32	(((
	62	+(((
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.
	64	+)))
34	34
	66	+(((
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]]
	68	+
	69	+
36	36	)))
37	37	)))
	72	+)))
38	38
39		-[[image:1653267211009-519.png||height="419" width="724"]]
	74	+(% 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
42	42	== 1.2 Specifications ==
...	...	@@ -74,12 +74,14 @@
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.
	112	+* Packet engine up to 256 bytes with CRC
78	78
79	79
80	80
	116	+
81	81	== 1.3 Features ==
82	82
	119	+
83	83	* LoRaWAN Class A & Class C protocol (default Class C)
84	84	* Frequency Bands: CN470/EU433/KR920/US915/EU868/AS923/AU915/IN865/RU864
85	85	* AT Commands to change parameters
...	...	@@ -91,8 +91,10 @@
91	91
92	92
93	93
	131	+
94	94	== 1.4 Applications ==
95	95
	134	+
96	96	* Smart Buildings & Home Automation
97	97	* Logistics and Supply Chain Management
98	98	* Smart Metering
...	...	@@ -102,19 +102,28 @@
102	102
103	103
104	104
	144	+
105	105	== 1.5 Firmware Change log ==
106	106
	147	+
107	107	[[RS485-LN Image files – Download link and Change log>>url:http://www.dragino.com/downloads/index.php?dir=RS485-LN/]]
108	108
109	109
	151	+
110	110	== 1.6 Hardware Change log ==
111	111
	154	+
112	112	(((
113	113	(((
	157	+(((
114	114	v1.2: Add External Interrupt Pin.
	159	+)))
115	115
	161	+(((
116	116	v1.0: Release
	163	+)))
117	117
	165	+
118	118
119	119	)))
120	120	)))
...	...	@@ -121,6 +121,7 @@
121	121
122	122	= 2. Power ON Device =
123	123
	172	+
124	124	(((
125	125	The RS485-LN can be powered by 7 ~~ 24V DC power source. Connection as below
126	126
...	...	@@ -131,8 +131,9 @@
131	131	Once there is power, the RS485-LN will be on.
132	132	)))
133	133
134		-[[image:1653268091319-405.png]]
	183	+(% 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" %)​
135	135
	185	+
136	136
137	137	)))
138	138
...	...	@@ -140,17 +140,22 @@
140	140
141	141	== 3.1 How it works? ==
142	142
	193	+
143	143	(((
	195	+(((
144	144	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.
	197	+)))
145	145
	199	+
146	146
147	147	)))
148	148
149	149	== 3.2 Example to join LoRaWAN network ==
150	150
	205	+
151	151	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.
152	152
153		-[[image:1653268155545-638.png||height="334" width="724"]]
	208	+(% 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" %)​
154	154
155	155
156	156	(((
...	...	@@ -162,14 +162,15 @@
162	162	485A+ and 485B- of the sensor are connected to RS485A and RA485B of RS485-LN respectively.
163	163	)))
164	164
165		-[[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" %)​
166	166
	222	+
167	167	(((
168		-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:
169	169	)))
170	170
171	171	(((
172		-**Step 1**: Create a device in TTN V3 with the OTAA keys from RS485-LN.
	228	+(% style="color:blue" %)**Step 1**(%%): Create a device in TTN V3 with the OTAA keys from RS485-LN.
173	173	)))
174	174
175	175	(((
...	...	@@ -177,8 +177,9 @@
177	177	)))
178	178	)))
179	179
180		-[[image:1652953462722-299.png]]
	236	+(% 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" %)​
181	181
	238	+
182	182	(((
183	183	(((
184	184	User can enter this key in their LoRaWAN Server portal. Below is TTN V3 screen shot:
...	...	@@ -185,63 +185,75 @@
185	185	)))
186	186
187	187	(((
188		-Add APP EUI in the application.
	245	+**Add APP EUI in the application.**
189	189	)))
190	190	)))
191	191
192		-[[image:image-20220519174512-1.png]]
	249	+(% 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" %)​
193	193
194		-[[image:image-20220519174512-2.png||height="323" width="720"]]
	251	+(% 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" %)​
195	195
196		-[[image:image-20220519174512-3.png||height="556" width="724"]]
	253	+(% 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" %)​
197	197
198		-[[image:image-20220519174512-4.png]]
	255	+(% aria-label="image-20220519174512-4.png image widget" contenteditable="false" role="region" tabindex="-1" %)[[image:image-20220519174512-4.png||data-widget="image"]](% style="background-image:url(http://wiki.dragino.com/xwiki/webjars/wiki%3Axwiki/application-ckeditor-webjar/1.61/plugins/widget/images/handle.png); background:rgba(220,220,220,0.5); display:none" %)[[image:data:image/gif;base64,R0lGODlhAQABAPABAP///wAAACH5BAEKAAAALAAAAAABAAEAAAICRAEAOw==||draggable="true" height="15" role="presentation" title="Click and drag to move" width="15"]](% title="Click and drag to resize" %)​
199	199
200	200	You can also choose to create the device manually.
201	201
202		-[[image:1652953542269-423.png||height="710" width="723"]]
	259	+(% 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" %)​
203	203
204		-Add APP KEY and DEV EUI
205	205
206		-[[image:1652953553383-907.png||height="514" width="724"]]
207	207
	263	+**Add APP KEY and DEV EUI**
208	208
	265	+(% 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" %)​
	266	+
	267	+
209	209	(((
210		-**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.
	269	+(% 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.
211	211	)))
212	212
213		-[[image:1652953568895-172.png||height="232" width="724"]]
	272	+(% 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" %)​
214	214
215	215
	275	+
216	216	== 3.3 Configure Commands to read data ==
217	217
	278	+
218	218	(((
219	219	(((
220		-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.
	281	+(((
	282	+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.
221	221	)))
	284	+)))
222	222
223	223	(((
224		-(% 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
	287	+(((
	288	+(% 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**
225	225	)))
	290	+
	291	+
	292	+
226	226	)))
	294	+)))
227	227
228		-=== 3.3.1 onfigure UART settings for RS485 or TTL communication ===
	296	+=== 3.3.1 Configure UART settings for RS485 or TTL communication ===
229	229
	298	+
230	230	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:
231	231
232		-(% border="1" style="background-color:#ffffcc; color:green; width:795px" %)
233		-|(((
	301	+(% border="1" cellspacing="10" style="background-color:#ffffcc; color:green; width:510px" %)
	302	+|=(% style="width: 110px;" %)(((
234	234	**AT Commands**
235		-)))|(% style="width:285px" %)(((
	304	+)))|=(% style="width: 190px;" %)(((
236	236	**Description**
237		-)))|(% style="width:347px" %)(((
	306	+)))|=(% style="width: 190px;" %)(((
238	238	**Example**
239	239	)))
240		-|(((
	309	+|(% style="width:110px" %)(((
241	241	AT+BAUDR
242		-)))|(% style="width:285px" %)(((
	311	+)))|(% style="width:190px" %)(((
243	243	Set the baud rate (for RS485 connection). Default Value is: 9600.
244		-)))|(% style="width:347px" %)(((
	313	+)))|(% style="width:190px" %)(((
245	245	(((
246	246	AT+BAUDR=9600
247	247	)))
...	...	@@ -250,11 +250,11 @@
250	250	Options: (1200,2400,4800,14400,19200,115200)
251	251	)))
252	252	)))
253		-|(((
	322	+|(% style="width:110px" %)(((
254	254	AT+PARITY
255		-)))|(% style="width:285px" %)(((
	324	+)))|(% style="width:190px" %)(((
256	256	Set UART parity (for RS485 connection)
257		-)))|(% style="width:347px" %)(((
	326	+)))|(% style="width:190px" %)(((
258	258	(((
259	259	AT+PARITY=0
260	260	)))
...	...	@@ -263,9 +263,9 @@
263	263	Option: 0: no parity, 1: odd parity, 2: even parity
264	264	)))
265	265	)))
266		-|(((
	335	+|(% style="width:110px" %)(((
267	267	AT+STOPBIT
268		-)))|(% style="width:285px" %)(((
	337	+)))|(% style="width:190px" %)(((
269	269	(((
270	270	Set serial stopbit (for RS485 connection)
271	271	)))
...	...	@@ -273,7 +273,7 @@
273	273	(((
274	274
275	275	)))
276		-)))|(% style="width:347px" %)(((
	345	+)))|(% style="width:190px" %)(((
277	277	(((
278	278	AT+STOPBIT=0 for 1bit
279	279	)))
...	...	@@ -287,8 +287,11 @@
287	287	)))
288	288	)))
289	289
	359	+
	360	+
290	290	=== 3.3.2 Configure sensors ===
291	291
	363	+
292	292	(((
293	293	(((
294	294	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.
...	...	@@ -295,140 +295,71 @@
295	295	)))
296	296	)))
297	297
298		-(% border="1" style="background-color:#ffffcc; color:green; width:806px" %)
299		-|**AT Commands**|(% style="width:418px" %)**Description**|(% style="width:256px" %)**Example**
300		-|AT+CFGDEV|(% style="width:418px" %)(((
301		-This command is used to configure the RS485/TTL devices; they won’t be used during sampling.
302		-
303		-AT+CFGDEV=xx xx xx xx xx xx xx xx xx xx xx xx,
304		-
305		-mm: 0: no CRC, 1: add CRC-16/MODBUS in the end of this command
306		-)))|(% style="width:256px" %)AT+CFGDEV=xx xx xx xx xx xx xx xx xx xx xx xx,m
307		-
308		-=== 3.3.3 Configure read commands for each sampling ===
309		-
	370	+(% border="1" cellspacing="10" style="background-color:#ffffcc; color:green; width:510px" %)
	371	+|=(% style="width: 110px;" %)**AT Commands**|=(% style="width: 190px;" %)**Description**|=(% style="width: 190px;" %)**Example**
	372	+|AT+CFGDEV|(% style="width:110px" %)(((
310	310	(((
311		-RS485-BL is a battery powered device; it will sleep most of time. And wake up on each period and read RS485 / TTL sensor data and uplink.
	374	+This command is used to configure the RS485/TTL devices; they won’t be used during sampling.
312	312	)))
313	313
314	314	(((
315		-During each sampling, we need to confirm what commands we need to send to the sensors to read data. After the RS485/TTL sensors send back the value, it normally includes some bytes and we only need a few from them for a shorten payload.
	378	+AT+CFGDEV=xx xx xx xx xx xx xx xx xx xx xx xx,
316	316	)))
317	317
318	318	(((
319		-To save the LoRaWAN network bandwidth, we might need to read data from different sensors and combine their valid value into a short payload.
	382	+mm: 0: no CRC, 1: add CRC-16/MODBUS in the end of this command
320	320	)))
	384	+)))|(% style="width:190px" %)AT+CFGDEV=xx xx xx xx xx xx xx xx xx xx xx xx,m
321	321
322		-(((
323		-This section describes how to achieve above goals.
324		-)))
325	325
326		-(((
327		-During each sampling, the RS485-BL can support 15 commands to read sensors. And combine the return to one or several uplink payloads.
328		-)))
329	329
330		-(((
331		-**Command from RS485-BL to Sensor:**
332		-)))
	388	+=== 3.3.3 Configure read commands for each sampling ===
333	333
334		-(((
335		-RS485-BL can send out pre-set max 15 strings via **AT+COMMAD1**, **ATCOMMAND2**,…, to **AT+COMMANDF** . All commands are of same grammar.
336		-)))
337	337
338	338	(((
339		-**Handle return from sensors to RS485-BL**:
340		-)))
	392	+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.
341	341
342		-(((
343		-After RS485-BL send out a string to sensor, RS485-BL will wait for the return from RS485 or TTL sensor. And user can specify how to handle the return, by **AT+DATACUT or AT+SEARCH commands**
344		-)))
	394	+To save the LoRaWAN network bandwidth, we might need to read data from different sensors and combine their valid value into a short payload.
345	345
346		-* (((
347		-**AT+DATACUT**
348		-)))
	396	+This section describes how to achieve above goals.
349	349
350		-(((
351		-When the return value from sensor have fix length and we know which position the valid value we should get, we can use AT+DATACUT command.
352		-)))
	398	+During each sampling, the RS485-LN can support 15 commands to read sensors. And combine the return to one or several uplink payloads.
353	353
354		-* (((
355		-**AT+SEARCH**
356		-)))
357	357
358		-(((
359		-When the return value from sensor is dynamic length and we are not sure which bytes the valid data is, instead, we know what value the valid value following. We can use AT+SEARCH to search the valid value in the return string.
360		-)))
	401	+(% style="color:#037691" %)**Each RS485 commands include two parts:**
361	361
362		-(((
363		-**Define wait timeout:**
364		-)))
	403	+~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.
365	365
366		-(((
367		-Some RS485 device might has longer delay on reply, so user can use AT+CMDDL to set the timeout for getting reply after the RS485 command is sent. For example, AT+CMDDL1=1000 to send the open time to 1000ms
368		-)))
	405	+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.
369	369
370		-(((
371		-After we got the valid value from each RS485 commands, we need to combine them together with the command **AT+DATAUP**.
372		-)))
	407	+3. Some RS485 device might has longer delay on reply, so user can use AT+CMDDL to set the timeout for getting reply after the RS485 command is sent. For example **AT+CMDDL1=1000** to send the open time to 1000ms
373	373
374		-**Examples:**
375	375
	410	+After we got the valid value from each RS485 commands, we need to combine them together with the command **AT+DATAUP**.
	411	+
376	376	Below are examples for the how above AT Commands works.
377	377
378		-**AT+COMMANDx : **This command will be sent to RS485/TTL devices during each sampling, Max command length is 14 bytes. The grammar is:
379	379
380		-(% border="1" class="table-bordered" %)
381		-|(((
382		-**AT+COMMANDx=xx xx xx xx xx xx xx xx xx xx xx xx,m**
	415	+(% 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:
383	383
	417	+(% border="1" style="background-color:#4bacc6; color:white; width:499px" %)
	418	+|(% style="width:496px" %)(((
	419	+(% style="color:#037691" %)**AT+COMMANDx=xx xx xx xx xx xx xx xx xx xx xx xx,m**
	420	+
384	384	**xx xx xx xx xx xx xx xx xx xx xx xx: The RS485 command to be sent**
385	385
386	386	**m: 0: no CRC, 1: add CRC-16/MODBUS in the end of this command**
387	387	)))
388	388
389		-(((
390	390	For example, if we have a RS485 sensor. The command to get sensor value is: 01 03 0B B8 00 02 46 0A. Where 01 03 0B B8 00 02 is the Modbus command to read the register 0B B8 where stored the sensor value. The 46 0A is the CRC-16/MODBUS which calculate manually.
391		-)))
392	392
393		-(((
394		-In the RS485-BL, we should use this command AT+COMMAND1=01 03 0B B8 00 02,1 for the same.
395		-)))
	428	+In the RS485-LN, we should use this command AT+COMMAND1=01 03 0B B8 00 02,1 for the same.
396	396
397		-(((
398		-**AT+SEARCHx**: This command defines how to handle the return from AT+COMMANDx.
399		-)))
400	400
401		-(% border="1" class="table-bordered" %)
402		-|(((
403		-**AT+SEARCHx=aa,xx xx xx xx xx**
	431	+(% style="color:#037691" %)**AT+DATACUTx **(%%)**: **This command defines how to handle the return from AT+COMMANDx, max return length is 45 bytes.
404	404
405		-* **aa: 1: prefix match mode; 2: prefix and suffix match mode**
406		-* **xx xx xx xx xx: match string. Max 5 bytes for prefix and 5 bytes for suffix**
407		-
408		-
409		-)))
410		-
411		-**Examples:**
412		-
413		-~1. For a return string from AT+COMMAND1: 16 0c 1e 56 34 2e 30 58 5f 36 41 30 31 00 49
414		-
415		-If we set AT+SEARCH1=1,1E 56 34.      (max 5 bytes for prefix)
416		-
417		-The valid data will be all bytes after 1E 56 34 , so it is (% style="background-color:yellow" %)** 2e 30 58 5f 36 41 30 31 00 49**
418		-
419		-[[image:1653269403619-508.png]]
420		-
421		-2. For a return string from AT+COMMAND1:  16 0c 1e 56 34 2e 30 58 5f 36 41 30 31 00 49
422		-
423		-If we set AT+SEARCH1=2, 1E 56 34+31 00 49
424		-
425		-Device will search the bytes between 1E 56 34 and 31 00 49. So it is (% style="background-color:yellow" %)** 2e 30 58 5f 36 41 30**
426		-
427		-[[image:1653269438444-278.png]]
428		-
429		-**AT+DATACUTx : **This command defines how to handle the return from AT+COMMANDx, max return length is 45 bytes.
430		-
431		-|(((
	433	+(% border="1" style="background-color:#4bacc6; color:white; width:510px" %)
	434	+|(% style="width:510px" %)(((
432	432	**AT+DATACUTx=a,b,c**
433	433
434	434	* **a: length for the return of AT+COMMAND**
...	...	@@ -436,48 +436,39 @@
436	436	* **c: define the position for valid value.  **
437	437	)))
438	438
439		-Examples:
	442	+**Examples:**
440	440
441		-* Grab bytes:
	444	+* (% style="color:#037691" %)**Grab bytes**
442	442
443		-[[image:1653269551753-223.png||height="311" width="717"]]
	446	+(% 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" %)​
444	444
445		-* Grab a section.
446	446
447		-[[image:1653269568276-930.png||height="325" width="718"]]
	449	+* (% style="color:#037691" %)**Grab a section**
448	448
449		-* Grab different sections.
	451	+(% 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" %)​
450	450
451		-[[image:1653269593172-426.png||height="303" width="725"]]
452	452
453		-(% style="color:red" %)**Note:**
	454	+* (% style="color:#037691" %)**Grab different sections**
454	454
455		-AT+SEARCHx and AT+DATACUTx can be used together, if both commands are set, RS485-BL will first process AT+SEARCHx on the return string and get a temporary string, and then process AT+DATACUTx on this temporary string to get the final payload. In this case, AT+DATACUTx need to set to format AT+DATACUTx=0,xx,xx where the return bytes set to 0.
	456	+(% 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" %)​
456	456
457		-Example:
458	458
459		-(% style="color:red" %)AT+COMMAND1=11 01 1E D0,0
	459	+
	460	+)))
460	460
461		-(% style="color:red" %)AT+SEARCH1=1,1E 56 34
462		-
463		-(% style="color:red" %)AT+DATACUT1=0,2,1~~5
464		-
465		-(% style="color:red" %)Return string from AT+COMMAND1: 16 0c 1e 56 34 2e 30 58 5f 36 41 30 31 00 49
466		-
467		-(% style="color:red" %)String after SEARCH command: 2e 30 58 5f 36 41 30 31 00 49
468		-
469		-(% style="color:red" %)Valid payload after DataCUT command: 2e 30 58 5f 36
470		-
471		-[[image:1653269618463-608.png]]
472		-
473	473	=== 3.3.4 Compose the uplink payload ===
474	474
	464	+
475	475	(((
476	476	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.**
	467	+
	468	+
477	477	)))
478	478
479	479	(((
480		-(% style="color:#4f81bd" %)**Examples: AT+DATAUP=0**
	472	+(% style="color:#037691" %)**Examples: AT+DATAUP=0**
	473	+
	474	+
481	481	)))
482	482
483	483	(((
...	...	@@ -496,10 +496,12 @@
496	496	Where PAYVER is defined by AT+PAYVER, below is an example screen shot.
497	497	)))
498	498
499		-[[image:1653269759169-150.png||height="513" width="716"]]
	493	+(% 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" %)​
500	500
501		-(% style="color:#4f81bd" %)**Examples: AT+DATAUP=1**
502	502
	496	+(% style="color:#037691" %)**Examples: AT+DATAUP=1**
	497	+
	498	+
503	503	Compose the uplink payload with value returns in sequence and send with (% style="color:red" %)**Multiply UPLINKs**.
504	504
505	505	Final Payload is
...	...	@@ -506,687 +506,980 @@
506	506
507	507	(% style="color:#4f81bd" %)**Battery Info+PAYVER + PAYLOAD COUNT + PAYLOAD# + DATA**
508	508
509		-1. Battery Info (2 bytes): Battery voltage
510		-1. PAYVER (1 byte): Defined by AT+PAYVER
511		-1. PAYLOAD COUNT (1 byte): Total how many uplinks of this sampling.
512		-1. PAYLOAD# (1 byte): Number of this uplink. (from 0,1,2,3…,to PAYLOAD COUNT)
513		-1. DATA: Valid value: max 6 bytes(US915 version here, Notice*!) for each uplink so each uplink <= 11 bytes. For the last uplink, DATA will might less than 6 bytes
514	514
515		-[[image:1653269916228-732.png||height="433" width="711"]]
	506	+1. PAYVER: Defined by AT+PAYVER
	507	+1. PAYLOAD COUNT: Total how many uplinks of this sampling.
	508	+1. PAYLOAD#: Number of this uplink. (from 0,1,2,3…,to PAYLOAD COUNT)
	509	+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
516	516
	511	+(% 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" %)​
517	517
518		-So totally there will be 3 uplinks for this sampling, each uplink includes 6 bytes DATA
519	519
520		-DATA1=RETURN1 Valid Value = (% style="background-color:green; color:white" %)20 20 0a 33 90 41
	514	+So totally there will be 3 uplinks for this sampling, each uplink include 8 bytes DATA
521	521
522		-DATA2=1^^st^^ ~~ 6^^th^^ byte of Valid value of RETURN10=(% style="background-color:green; color:white" %) 02 aa 05 81 0a 20
	516	+DATA1=RETURN1 Valid Value + the first two of Valid value of RETURN10= **20 20 0a 33 90 41 02 aa**
523	523
524		-DATA3=7^^th^^ ~~ 11^^th^^ bytes of Valid value of RETURN10 = (% style="background-color:green; color:white" %)20 20 20 2d 30
	518	+DATA2=3^^rd^^ ~~ 10^^th^^ byte of Valid value of RETURN10= **05 81 0a 20 20 20 20 2d**
525	525
526		-Below are the uplink payloads:
	520	+DATA3=the rest of Valid value of RETURN10= **30**
527	527
528		-[[image:1653270130359-810.png]]
529	529
	523	+(% 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:**
530	530
531		-(% style="color:red" %)**Notice: the Max bytes is according to the max support bytes in different Frequency Bands for lowest SF. As below:**
	525	+ ~* For AU915/AS923 bands, if UplinkDwell time=0, max 51 bytes for each uplink.
532	532
533		- ~* For AU915/AS923 bands, if UplinkDwell time=0, max 51 bytes for each uplink ( so 51 -5 = 46 max valid date)
	527	+ * For AU915/AS923 bands, if UplinkDwell time=0, max 11 bytes for each uplink.
534	534
535		- * For AU915/AS923 bands, if UplinkDwell time=1, max 11 bytes for each uplink ( so 11 -5 = 6 max valid date).
	529	+ * For US915 band, max 11 bytes for each uplink.
536	536
537		- * For US915 band, max 11 bytes for each uplink ( so 11 -5 = 6 max valid date).
	531	+ ~* For all other bands: max 51 bytes for each uplink.
538	538
539		- ~* For all other bands: max 51 bytes for each uplink  ( so 51 -5 = 46 max valid date).
540	540
541		-=== 3.3.5 Uplink on demand ===
	534	+Below are the uplink payloads:
542	542
543		-Except uplink periodically, RS485-BL is able to uplink on demand. The server sends downlink command to RS485-BL and RS485 will uplink data base on the command.
	536	+(% 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" %)​
544	544
545		-Downlink control command:
546	546
547		-[[0x08 command>>path:#downlink_08]]: Poll an uplink with current command set in RS485-BL.
548	548
549		-[[0xA8 command>>path:#downlink_A8]]: Send a command to RS485-BL and uplink the output from sensors.
	540	+=== 3.3.5 Uplink on demand ===
550	550
551	551
	543	+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.
552	552
553		-1.
554		-11.
555		-111. Uplink on Interrupt
	545	+Downlink control command:
556	556
557		-Put the interrupt sensor between 3.3v_out and GPIO ext.[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image022.png]]
	547	+**0x08 command**: Poll an uplink with current command set in RS485-LN.
558	558
559		-AT+INTMOD=0  Disable Interrupt
	549	+**0xA8 command**: Send a command to RS485-LN and uplink the output from sensors.
560	560
561		-AT+INTMOD=1  Interrupt trigger by rising or falling edge.
562	562
563		-AT+INTMOD=2  Interrupt trigger by falling edge. ( Default Value)
564	564
565		-AT+INTMOD=3  Interrupt trigger by rising edge.
	553	+=== 3.3.6 Uplink on Interrupt ===
566	566
567	567
568		-1.
569		-11. Uplink Payload
	556	+RS485-LN support external Interrupt uplink since hardware v1.2 release.
570	570
571		-|**Size(bytes)**|**2**|**1**|**Length depends on the return from the commands**
572		-|Value|(((
573		-Battery(mV)
	558	+(% 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" %)​
574	574
575		-&
	560	+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.
576	576
577		-Interrupt _Flag
578		-)))|(((
579		-PAYLOAD_VER
580	580
581		-
582		-)))|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.
583	583
584		-Below is the decoder for the first 3 bytes. The rest bytes are dynamic depends on different RS485 sensors.
	564	+== 3.4 Uplink Payload ==
585	585
586	586
587		-function Decoder(bytes, port) {
	567	+(% aria-label="image-20220606110929-1.png image widget" contenteditable="false" role="region" tabindex="-1" %)[[image:image-20220606110929-1.png||data-widget="image"]](% style="background-image:url(http://wiki.dragino.com/xwiki/webjars/wiki%3Axwiki/application-ckeditor-webjar/1.61/plugins/widget/images/handle.png); background:rgba(220,220,220,0.5); display:none" %)[[image:data:image/gif;base64,R0lGODlhAQABAPABAP///wAAACH5BAEKAAAALAAAAAABAAEAAAICRAEAOw==||draggable="true" height="15" role="presentation" title="Click and drag to move" width="15"]](% title="Click and drag to resize" %)​
588	588
589		-~/~/Payload Formats of RS485-BL Deceive
	569	+Below is the decoder for the first 3 bytes. The rest bytes are dynamic depends on different RS485 sensors.
590	590
591		-return {
592	592
593		- ~/~/Battery,units:V
594	594
595		- BatV:((bytes[0]<<8 | bytes[1])&0x7fff)/1000,
	573	+== 3.5 Configure RS485-LN via AT or Downlink ==
596	596
597		- ~/~/GPIO_EXTI
598	598
599		- EXTI_Trigger:(bytes[0] & 0x80)? "TRUE":"FALSE",
	576	+(((
	577	+User can configure RS485-LN via AT Commands or LoRaWAN Downlink Commands
	578	+)))
600	600
601		- ~/~/payload of version
	580	+(((
	581	+There are two kinds of Commands:
	582	+)))
602	602
603		- Pay_ver:bytes[2],
	584	+* (((
	585	+(% 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]]
	586	+)))
604	604
605		- };
	588	+* (((
	589	+(% style="color:#4f81bd" %)**Sensor Related Commands**(%%): These commands are special designed for RS485-LN.  User can see these commands below:
	590	+)))
606	606
607		- }
	592	+(((
	593	+
	594	+)))
608	608
609	609
610	610
	598	+=== 3.5.1 Common Commands ===
611	611
612	612
	601	+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]]
613	613
614	614
615		-TTN V3 uplink screen shot.
616	616
617		-[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image023.png]]
	605	+=== 3.5.2 Sensor related commands ===
618	618
619		-1.
620		-11. Configure RS485-BL via AT or Downlink
621	621
622		-User can configure RS485-BL via [[AT Commands >>path:#_​Using_the_AT]]or LoRaWAN Downlink Commands
	608	+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.
623	623
624		-There are two kinds of Commands:
	610	+(% 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" %)​
625	625
626		-* **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: http:~/~/wiki.dragino.com/index.php?title=End_Device_AT_Commands_and_Downlink_Commands
	612	+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)
627	627
628		-* **Sensor Related Commands**: These commands are special designed for RS485-BL.  User can see these commands below:
629	629
630		-1.
631		-11.
632		-111. Common Commands:
633	633
634		-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: [[http:~~/~~/wiki.dragino.com/index.php?title=End_Device_AT_Commands_and_Downlink_Commands>>url:http://wiki.dragino.com/index.php?title=End_Device_AT_Commands_and_Downlink_Commands]]
	616	+=== 3.5.3 Sensor related commands ===
635	635
636	636
637		-1.
638		-11.
639		-111. Sensor related commands:
640	640
641		-==== Choose Device Type (RS485 or TTL) ====
642	642
643		-RS485-BL can connect to either RS485 sensors or TTL sensor. User need to specify what type of sensor need to connect.
	621	+==== (% style="color:blue" %)**RS485 Debug Command**(%%) ====
644	644
645		-* AT Command
	623	+(((
	624	+This command is used to configure the RS485 devices; they won’t be used during sampling.
	625	+)))
646	646
647		-**AT+MOD=1** ~/~/ Set to support RS485-MODBUS type sensors. User can connect multiply RS485 , Modbus sensors to the A / B pins.
	627	+* (((
	628	+(% style="color:#037691" %)**AT Command**
648	648
649		-**AT+MOD=2** ~/~/ Set to support TTL Level sensors, User can connect one TTL Sensor to the TXD/RXD/GND pins.
	630	+(((
	631	+**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
	632	+)))
	633	+)))
650	650
	635	+(((
	636	+
	637	+)))
651	651
652		-* Downlink Payload
	639	+* (((
	640	+(% style="color:#037691" %)**Downlink Payload**
	641	+)))
653	653
654		-**0A aa**     à same as AT+MOD=aa
	643	+(((
	644	+Format: A8 MM NN XX XX XX XX YY
	645	+)))
655	655
	647	+(((
	648	+Where:
	649	+)))
656	656
	651	+* (((
	652	+MM: 1: add CRC-16/MODBUS ; 0: no CRC
	653	+)))
	654	+* (((
	655	+NN: The length of RS485 command
	656	+)))
	657	+* (((
	658	+XX XX XX XX: RS485 command total NN bytes
	659	+)))
	660	+* (((
	661	+(((
	662	+YY: How many bytes will be uplink from the return of this RS485 command,
	663	+)))
657	657
658		-==== [[RS485 Debug Command>>path:#downlink_A8]] (AT+CFGDEV) ====
	665	+* (((
	666	+if YY=0, RS485-LN will execute the downlink command without uplink;
	667	+)))
	668	+* (((
	669	+if YY>0, RS485-LN will uplink total YY bytes from the output of this RS485 command; Fport=200
	670	+)))
	671	+* (((
	672	+if YY=FF, RS485-LN will uplink RS485 output with the downlink command content; Fport=200.
	673	+)))
	674	+)))
659	659
660		-This command is used to configure the RS485 or TTL sensors; they won’t be used during sampling.
	676	+(((
	677	+
661	661
662		-* AT Command
	679	+**Example 1**  ~-~-> Configure without ask for uplink (YY=0)
	680	+)))
663	663
664		-AT+CFGDEV=xx xx xx xx xx xx xx xx xx xx xx xx,m
	682	+(((
	683	+To connect a Modbus Alarm with below commands.
	684	+)))
665	665
666		-m: 0: no CRC; 1: add CRC-16/MODBUS in the end of this command.
	686	+* (((
	687	+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.
	688	+)))
667	667
	690	+* (((
	691	+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.
	692	+)))
668	668
	694	+(((
	695	+
669	669
670		-* Downlink Payload
	697	+So if user want to use downlink command to control to RS485 Alarm, he can use:
	698	+)))
671	671
672		-Format: A8 MM NN XX XX XX XX YY
	700	+(((
	701	+(% style="color:#4f81bd" %)**A8 01 06 0A 05 00 04 00 01 00**(%%): to activate the RS485 Alarm
	702	+)))
673	673
674		-Where:
	704	+(((
	705	+(% style="color:#4f81bd" %)**A8 01 06 0A 05 00 04 00 00 00**(%%): to deactivate the RS485 Alarm
	706	+)))
675	675
676		-* MM: 1: add CRC-16/MODBUS ; 0: no CRC
677		-* NN: The length of RS485 command
678		-* XX XX XX XX: RS485 command total NN bytes
679		-* 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
	708	+(((
	709	+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.
	710	+)))
680	680
681		-**Example 1:**
	712	+(((
	713	+
	714	+)))
682	682
683		-To connect a Modbus Alarm with below commands.
	716	+(((
	717	+**Example 2**  ~-~-> Configure with requesting uplink and original downlink command (**YY=FF**)
	718	+)))
684	684
685		-* 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.
	720	+(((
	721	+User in IoT server send a downlink command: (% style="color:#4f81bd" %)**A8 01 06 0A 08 00 04 00 01 YY**
	722	+)))
686	686
687		-* 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.
	724	+(((
	725	+
	726	+)))
688	688
689		-So if user want to use downlink command to control to RS485 Alarm, he can use:
	728	+(((
	729	+(((
	730	+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**
	731	+)))
690	690
691		-**A8 01 06 0A 05 00 04 00 01 00**: to activate the RS485 Alarm
	733	+
	734	+)))
692	692
693		-**A8 01 06 0A 05 00 04 00 00 00**: to deactivate the RS485 Alarm
	736	+(((
	737	+ (% 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" %)​
	738	+)))
694	694
695		-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.
696	696
697	697
698		-**Example 2:**
699	699
700		-Check TTL Sensor return:
	743	+==== (% style="color:blue" %)**Set Payload version**(%%) ====
701	701
702		-[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image024.png]]
	745	+(((
	746	+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.
	747	+)))
703	703
	749	+* (((
	750	+(% style="color:#037691" %)**AT Command:**
704	704
	752	+**AT+PAYVER:    **Set PAYVER field = 1
705	705
	754	+
	755	+)))
	756	+* (((
	757	+(% style="color:#037691" %)**Downlink Payload:**
	758	+)))
706	706
707		-==== Set Payload version ====
	760	+(((
	761	+**0xAE 01**  ~-~->  Set PAYVER field =  0x01
	762	+)))
708	708
709		-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.
	764	+(((
	765	+**0xAE 0F**   ~-~->  Set PAYVER field =  0x0F
	766	+)))
710	710
711		-* AT Command:
712	712
713		-AT+PAYVER: Set PAYVER field = 1
714	714
715	715
716		-* Downlink Payload:
	771	+==== (% style="color:blue" %)**Set RS485 Sampling Commands**(%%) ====
717	717
718		-0xAE 01   à Set PAYVER field =  0x01
	773	+(((
	774	+AT+COMMANDx or AT+DATACUTx
	775	+)))
719	719
720		-0xAE 0F   à Set PAYVER field =  0x0F
	777	+(((
	778	+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"]].
	779	+)))
721	721
	781	+(((
	782	+
	783	+)))
722	722
723		-==== Set RS485 Sampling Commands ====
	785	+* (((
	786	+(% style="color:#037691" %)**AT Command:**
	787	+)))
724	724
725		-AT+COMMANDx, AT+DATACUTx and AT+SEARCHx
	789	+**AT+COMMANDx:    **Configure RS485 read command to sensor.
726	726
727		-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]].
	791	+**AT+DATACUTx:        **Configure how to handle return from RS485 devices.
728	728
729	729
730		-* AT Command:
	794	+* (((
	795	+(% style="color:#037691" %)**Downlink Payload:**
	796	+)))
731	731
732		-AT+COMMANDx: Configure RS485 read command to sensor.
	798	+(((
	799	+**0xAF** downlink command can be used to set AT+COMMANDx or AT+DATACUTx.
	800	+)))
733	733
734		-AT+DATACUTx: Configure how to handle return from RS485 devices.
	802	+(((
	803	+(% style="color:red" %)**Note**(%%): if user use AT+COMMANDx to add a new command, he also need to send AT+DATACUTx downlink.
	804	+)))
735	735
736		-AT+SEARCHx: Configure search command
	806	+(((
	807	+Format: AF MM NN LL XX XX XX XX YY
	808	+)))
737	737
	810	+(((
	811	+Where:
	812	+)))
738	738
739		-* Downlink Payload:
	814	+* (((
	815	+MM: the ATCOMMAND or AT+DATACUT to be set. Value from 01 ~~ 0F,
	816	+)))
	817	+* (((
	818	+NN:  0: no CRC; 1: add CRC-16/MODBUS ; 2: set the AT+DATACUT value.
	819	+)))
	820	+* (((
	821	+LL:  The length of AT+COMMAND or AT+DATACUT command
	822	+)))
	823	+* (((
	824	+XX XX XX XX: AT+COMMAND or AT+DATACUT command
	825	+)))
	826	+* (((
	827	+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.
	828	+)))
740	740
741		-0xAF downlink command can be used to set AT+COMMANDx or AT+DATACUTx.
	830	+(((
	831	+
742	742
743		-Note: if user use AT+COMMANDx to add a new command, he also need to send AT+DATACUTx downlink.
	833	+**Example:**
	834	+)))
744	744
745		-Format: AF MM NN LL XX XX XX XX YY
	836	+(((
	837	+(% 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
	838	+)))
746	746
747		-Where:
	840	+(((
	841	+(% 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**
	842	+)))
748	748
749		-* MM: the ATCOMMAND or AT+DATACUT to be set. Value from 01 ~~ 0F,
750		-* NN: 0: no CRC; 1: add CRC-16/MODBUS ; 2: set the AT+DATACUT value.
751		-* LL: The length of AT+COMMAND or AT+DATACUT command
752		-* XX XX XX XX: AT+COMMAND or AT+DATACUT command
753		-* 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.
	844	+(((
	845	+(% 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**
	846	+)))
754	754
755		-Example:
756	756
757		-**AF 03 01 06 0A 05 00 04 00 01 00**: Same as AT+COMMAND3=0A 05 00 04 00 01,1
758	758
759		-**AF 03 02 06 10 01 05 06 09 0A 00**: Same as AT+DATACUT3=**16**,**1**,**5+6+9+10**
760	760
761		-**AF 03 02 06 0B 02 05 07 08 0A 00**: Same as AT+DATACUT3=**11**,**2**,**5~~7+8~~10**
	851	+==== (% style="color:blue" %)**Fast command to handle MODBUS device**(%%) ====
762	762
	853	+(((
	854	+**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]].
	855	+)))
763	763
764		-0xAB downlink command can be used for set AT+SEARCHx
	857	+(((
	858	+This command is valid since v1.3 firmware version
	859	+)))
765	765
766		-Example: **AB aa 01 03 xx xx xx** (03 here means there are total 3 bytes after 03) So
	861	+(((
	862	+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.
	863	+)))
767	767
768		-* AB aa 01 03 xx xx xx  same as AT+SEARCHaa=1,xx xx xx
769		-* 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
	865	+(((
	866	+
	867	+)))
770	770
771		-**AB aa 02 03 xx xx xx 02 yy yy**  same as **AT+SEARCHaa=2,xx xx xx+yy yy**
	869	+(((
	870	+**Example:**
	871	+)))
772	772
	873	+* (((
	874	+AT+MBFUN=1 and AT+DATACUT1/AT+DATACUT2  are not configure (0,0,0). So RS485-LN.
	875	+)))
	876	+* (((
	877	+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.
	878	+)))
	879	+* (((
	880	+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.
773	773
774		-==== Fast command to handle MODBUS device ====
	882	+
	883	+)))
775	775
776		-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]].
	885	+(% 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" %)​
777	777
778		-This command is valid since v1.3 firmware version
	887	+(% 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" %)​
779	779
780	780
781		-AT+MBFUN has only two value:
782	782
783		-* AT+MBFUN=1: Enable Modbus reading. And get response base on the MODBUS return
784	784
785		-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.
	892	+==== (% style="color:blue" %)**RS485 command timeout**(%%) ====
786	786
787		-* AT+MBFUN=0: Disable Modbus fast reading.
	894	+(((
	895	+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.
	896	+)))
788	788
789		-Example:
	898	+(((
	899	+Default value: 0, range:  0 ~~ 65 seconds
	900	+)))
790	790
791		-* AT+MBFUN=1 and AT+DATACUT1/AT+DATACUT2 are not configure (0,0,0).
792		-* 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.
793		-* 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.
	902	+* (((
	903	+(% style="color:#037691" %)** AT Command:**
794	794
795		-[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image025.png]]
	905	+**AT+CMDDLaa=hex(bb cc)*1000**
	906	+)))
796	796
	908	+(((
	909	+
797	797
798		-[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image026.png]]
	911	+**Example:**
	912	+)))
799	799
	914	+(((
	915	+**AT+CMDDL1=1000** to send the open time to 1000ms
	916	+)))
800	800
801		-* Downlink Commands:
	918	+(((
	919	+
	920	+)))
802	802
803		-A9 aa -à Same as AT+MBFUN=aa
	922	+* (((
	923	+(% style="color:#037691" %)** Downlink Payload:**
	924	+)))
804	804
	926	+(((
	927	+**0x AA aa bb cc**
	928	+)))
805	805
806		-==== RS485 command timeout ====
	930	+(((
	931	+Same as: AT+CMDDLaa=hex(bb cc)*1000
	932	+)))
807	807
808		-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.
	934	+(((
	935	+**Example:**
	936	+)))
809	809
810		-Default value: 0, range:  0 ~~ 5 seconds
	938	+(((
	939	+**0xAA 01 00 01**  ~-~-> Same as  **AT+CMDDL1=1000 ms**
	940	+)))
811	811
812	812
813		-* AT Command:
814	814
815		-AT+CMDDLaa=hex(bb cc)
816	816
817		-Example:
	945	+==== (% style="color:blue" %)**Uplink payload mode**(%%) ====
818	818
819		-**AT+CMDDL1=1000** to send the open time to 1000ms
	947	+(((
	948	+Define to use one uplink or multiple uplinks for the sampling.
	949	+)))
820	820
	951	+(((
	952	+The use of this command please see: [[Compose Uplink payload>>||anchor="H3.3.4Composetheuplinkpayload"]]
821	821
822		-* Downlink Payload:
	954	+
	955	+)))
823	823
824		-0x AA aa bb cc
	957	+* (((
	958	+(% style="color:#037691" %)** AT Command:**
	959	+)))
825	825
826		-Same as: AT+CMDDLaa=hex(bb cc)
	961	+**AT+DATAUP=0**
827	827
828		- Example:
	963	+**AT+DATAUP=1**
829	829
830		- 0xAA 01 03 E8  à Same as **AT+CMDDL1=1000 ms**
831	831
	966	+* (((
	967	+(% style="color:#037691" %)** Downlink Payload:**
	968	+)))
832	832
833		-==== [[Uplink>>path:#downlink_A8]] payload mode ====
	970	+(((
	971	+**0xAD 00**  **~-~->** Same as AT+DATAUP=0
	972	+)))
834	834
835		-Define to use one uplink or multiple uplinks for the sampling.
	974	+(((
	975	+**0xAD 01**  **~-~->** Same as AT+DATAUP=1
	976	+)))
836	836
837		-The use of this command please see: [[Compose Uplink payload>>path:#DataUP]]
838	838
839		-* AT Command:
840	840
841		-AT+DATAUP=0
842	842
843		-AT+DATAUP=1
	981	+==== (% style="color:blue" %)**Manually trigger an Uplink**(%%) ====
844	844
	983	+(((
	984	+Ask device to send an uplink immediately.
	985	+)))
845	845
846		-* Downlink Payload:
	987	+* (((
	988	+(% style="color:#037691" %)** AT Command:**
	989	+)))
847	847
848		-0xAD 00   à Same as AT+DATAUP=0
	991	+(((
	992	+No AT Command for this, user can press the [[ACT button>>||anchor="H3.7Buttons"]] for 1 second for the same.
	993	+)))
849	849
850		-0xAD 01   à Same as AT+DATAUP=1
	995	+(((
	996	+
	997	+)))
851	851
	999	+* (((
	1000	+(% style="color:#037691" %)** Downlink Payload:**
	1001	+)))
852	852
853		-==== Manually trigger an Uplink ====
	1003	+(((
	1004	+**0x08 FF**, RS485-LN will immediately send an uplink.
	1005	+)))
854	854
855		-Ask device to send an uplink immediately.
856	856
857		-* Downlink Payload:
858	858
859		-0x08 FF, RS485-BL will immediately send an uplink.
860	860
	1010	+==== (% style="color:blue" %)**Clear RS485 Command**(%%) ====
861	861
862		-==== Clear RS485 Command ====
863		-
	1012	+(((
864	864	The AT+COMMANDx and AT+DATACUTx settings are stored in special location, user can use below command to clear them.
865	865
	1015	+
	1016	+)))
866	866
867		-* AT Command:
	1018	+* (((
	1019	+(% style="color:#037691" %)** AT Command:**
	1020	+)))
868	868
	1022	+(((
869	869	**AT+CMDEAR=mm,nn**   mm: start position of erase ,nn: stop position of erase
	1024	+)))
870	870
	1026	+(((
871	871	Etc. AT+CMDEAR=1,10 means erase AT+COMMAND1/AT+DATACUT1 to AT+COMMAND10/AT+DATACUT10
	1028	+)))
872	872
	1030	+(((
873	873	Example screen shot after clear all RS485 commands.
	1032	+)))
874	874
	1034	+(((
	1035	+
	1036	+)))
875	875
876		-
	1038	+(((
877	877	The uplink screen shot is:
	1040	+)))
878	878
879		-[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image023.png]]
	1042	+(% 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" %)​
880	880
881	881
882		-* Downlink Payload:
	1045	+* (((
	1046	+(% style="color:#037691" %)** Downlink Payload:**
	1047	+)))
883	883
884		-0x09 aa bb same as AT+CMDEAR=aa,bb
	1049	+(((
	1050	+**0x09 aa bb** same as AT+CMDEAR=aa,bb
	1051	+)))
885	885
886	886
887		-==== Set Serial Communication Parameters ====
888	888
	1055	+
	1056	+==== (% style="color:blue" %)**Set Serial Communication Parameters**(%%) ====
	1057	+
	1058	+(((
889	889	Set the Rs485 serial communication parameters:
	1060	+)))
890	890
891		-* AT Command:
	1062	+* (((
	1063	+(% style="color:#037691" %)** AT Command:**
	1064	+)))
892	892
893		-Set Baud Rate:
	1066	+(((
	1067	+
894	894
895		-AT+BAUDR=9600    ~/~/ Options: (1200,2400,4800,14400,19200,115200)
	1069	+* Set Baud Rate
	1070	+)))
896	896
	1072	+**AT+BAUDR=9600**    ~/~/ Options: (1200,2400,4800,14400,19200,115200)
897	897
898		-Set UART parity
899	899
900		-AT+PARITY=0    ~/~/ Option: 0: no parity, 1: odd parity, 2: even parity
	1075	+(((
	1076	+* Set UART Parity
	1077	+)))
901	901
	1079	+**AT+PARITY=0**    ~/~/ Option: 0: no parity, 1: odd parity, 2: even parity
902	902
903		-Set STOPBIT
904	904
905		-AT+STOPBIT=0    ~/~/ Option: 0 for 1bit; 1 for 1.5 bit ; 2 for 2 bits
	1082	+(((
	1083	+* Set STOPBIT
	1084	+)))
906	906
	1086	+**AT+STOPBIT=0**    ~/~/ Option: 0 for 1bit; 1 for 1.5 bit ; 2 for 2 bits
907	907
908		-* Downlink Payload:
909	909
910		-A7 01 aa bb: Same  AT+BAUDR=hex(aa bb)*100
911	911
912		-Example:
	1090	+* (((
	1091	+(% style="color:#037691" %)** Downlink Payload:**
	1092	+)))
913	913
914		-* A7 01 00 60   same as AT+BAUDR=9600
915		-* A7 01 04 80  same as AT+BAUDR=115200
	1094	+(((
	1095	+**A7 01 aa bb**:  Same  AT+BAUDR=hex(aa bb)*100
	1096	+)))
916	916
917		-A7 02 aa: Same as  AT+PARITY=aa  (aa value: 00 , 01 or 02)
	1098	+(((
	1099	+**Example:**
	1100	+)))
918	918
919		-A7 03 aa: Same as  AT+STOPBIT=aa  (aa value: 00 , 01 or 02)
	1102	+* (((
	1103	+A7 01 00 60   same as AT+BAUDR=9600
	1104	+)))
	1105	+* (((
	1106	+A7 01 04 80  same as AT+BAUDR=115200
	1107	+)))
920	920
	1109	+(((
	1110	+A7 02 aa:  Same as  AT+PARITY=aa  (aa value: 00 , 01 or 02)
	1111	+)))
921	921
922		-==== Control output power duration ====
	1113	+(((
	1114	+A7 03 aa:  Same as  AT+STOPBIT=aa  (aa value: 00 , 01 or 02)
	1115	+)))
923	923
924		-User can set the output power duration before each sampling.
925	925
926		-* AT Command:
927	927
928		-Example:
929	929
930		-AT+3V3T=1000 ~/~/ 3V3 output power will open 1s before each sampling.
	1120	+== 3.6 Listening mode for RS485 network ==
931	931
932		-AT+5VT=1000 ~/~/ +5V output power will open 1s before each sampling.
933	933
	1123	+(((
	1124	+This feature support since firmware v1.4
	1125	+)))
934	934
935		-* LoRaWAN Downlink Command:
	1127	+(((
	1128	+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.
936	936
937		-07 01 aa bb  Same as AT+5VT=(aa bb)
	1130	+
	1131	+)))
938	938
939		-07 02 aa bb  Same as AT+3V3T=(aa bb)
	1133	+(% 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" %)​
940	940
	1135	+(((
	1136	+To enable the listening mode, use can run the command AT+RXMODE.
	1137	+)))
941	941
	1139	+(((
	1140	+
	1141	+)))
942	942
	1143	+(% border="1" cellspacing="10" style="background-color:#ffffcc; width:500px" %)
	1144	+|=(% style="width: 100px;" %)(((
	1145	+**Command example**
	1146	+)))|=(% style="width: 400px;" %)(((
	1147	+**Function**
	1148	+)))
	1149	+|(% style="width:100px" %)(((
	1150	+AT+RXMODE=1,10
	1151	+)))|(% style="width:400px" %)(((
	1152	+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.
	1153	+)))
	1154	+|(% style="width:100px" %)(((
	1155	+AT+RXMODE=2,500
	1156	+)))|(% style="width:400px" %)(((
	1157	+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
	1158	+)))
	1159	+|(% style="width:100px" %)(((
	1160	+AT+RXMODE=0,0
	1161	+)))|(% style="width:400px" %)(((
	1162	+Disable listening mode. This is the default settings.
	1163	+)))
	1164	+|(% style="width:100px" %)(((
	1165	+
	1166	+)))|(% style="width:400px" %)(((
	1167	+A6 aa bb cc  same as AT+RXMODE=aa,(bb<<8 | cc)
	1168	+)))
943	943
944		-1.
945		-11. Buttons
	1170	+(((
	1171	+(% style="color:#037691" %)** Downlink Command:**
	1172	+)))
946	946
947		-|**Button**|**Feature**
948		-|**RST**|Reboot RS485-BL
	1174	+(((
	1175	+**0xA6 aa bb cc ** same as AT+RXMODE=aa,(bb<<8 | cc)
	1176	+)))
949	949
950		-1.
951		-11. +3V3 Output
	1178	+(((
	1179	+
	1180	+)))
952	952
953		-RS485-BL has a Controllable +3V3 output, user can use this output to power external sensor.
	1182	+(((
	1183	+**Example**:
	1184	+)))
954	954
955		-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.
	1186	+(((
	1187	+The RS485-LN is set to AT+RXMODE=2,1000
	1188	+)))
956	956
	1190	+(((
	1191	+There is a two Modbus commands in the RS485 network as below:
	1192	+)))
957	957
958		-The +3V3 output time can be controlled by AT Command.
	1194	+(((
	1195	+The Modbus master send a command: (% style="background-color:#ffc000" %)01 03 00 00 00 02 c4 0b
	1196	+)))
959	959
960		-**AT+3V3T=1000**
	1198	+(((
	1199	+And Modbus slave reply with: (% style="background-color:green" %)01 03 04 00 00 00 00 fa 33
	1200	+)))
961	961
962		-Means set +3v3 valid time to have 1000ms. So, the real +3v3 output will actually have 1000ms + sampling time for other sensors.
	1202	+(((
	1203	+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
	1204	+)))
963	963
	1206	+(((
	1207	+(% 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" %)​
	1208	+)))
964	964
965		-By default, the AT+3V3T=0. This is a special case, means the +3V3 output is always on at any time
	1210	+(((
	1211	+
	1212	+)))
966	966
	1214	+(((
	1215	+(((
	1216	+(% 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.**
	1217	+)))
	1218	+)))
967	967
968		-1.
969		-11. +5V Output
970	970
971		-RS485-BL has a Controllable +5V output, user can use this output to power external sensor.
972	972
973		-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.
	1222	+== 3.7 Buttons ==
974	974
975	975
976		-The 5V output time can be controlled by AT Command.
	1225	+(% border="1" cellspacing="10" style="background-color:#f7faff; width:430px" %)
	1226	+|=(% style="width: 50px;" %)**Button**|=(% style="width: 361px;" %)**Feature**
	1227	+|(% 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**
	1228	+|(% style="width:50px" %)**RST**|(% style="width:361px" %)Reboot RS485
	1229	+|(% style="width:50px" %)**PRO**|(% style="width:361px" %)Use for upload image, see [[How to Update Image>>||anchor="H6.1Howtoupgradetheimage3F"]]
977	977
978		-**AT+5VT=1000**
979	979
980		-Means set 5V valid time to have 1000ms. So, the real 5V output will actually have 1000ms + sampling time for other sensors.
981	981
	1233	+== 3.8 LEDs ==
982	982
983		-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.
984	984
	1236	+(% border="1" cellspacing="10" style="background-color:#f7faff; width:430px" %)
	1237	+|=(% style="width: 50px;" %)**LEDs**|=(% style="width: 380px;" %)**Feature**
	1238	+|**PWR**|Always on if there is power
	1239	+|**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.
985	985
986	986
987	987
988		-1.
989		-11. LEDs
	1243	+= 4. Case Study =
990	990
991		-|**LEDs**|**Feature**
992		-|**LED1**|Blink when device transmit a packet.
993	993
994		-1.
995		-11. Switch Jumper
	1246	+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]]
996	996
997		-|**Switch Jumper**|**Feature**
998		-|**SW1**|(((
999		-ISP position: Upgrade firmware via UART
1000	1000
1001		-Flash position: Configure device, check running status.
	1249	+
	1250	+= 5. Use AT Command =
	1251	+
	1252	+== 5.1 Access AT Command ==
	1253	+
	1254	+
	1255	+(((
	1256	+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.
1002	1002	)))
1003		-|**SW2**|(((
1004		-5V position: set to compatible with 5v I/O.
1005	1005
1006		-3.3v position: set to compatible with 3.3v I/O.,
	1259	+(% 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" %)​
	1260	+
	1261	+
	1262	+(((
	1263	+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:
1007	1007	)))
1008	1008
1009		-+3.3V: is always ON
	1266	+(% 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" %)​
1010	1010
1011		-+5V: Only open before every sampling. The time is by default, it is AT+5VT=0.  Max open time. 5000 ms.
1012	1012
1013		-1. Case Study
	1269	+(((
	1270	+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/]]
	1271	+)))
1014	1014
1015		-User can check this URL for some case studies.
1016	1016
1017		-[[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]]
1018	1018
	1275	+== 5.2 Common AT Command Sequence ==
1019	1019
1020	1020
	1278	+=== 5.2.1 Multi-channel ABP mode (Use with SX1301/LG308) ===
1021	1021
1022		-1. Use AT Command
1023		-11. Access AT Command
1024	1024
1025		-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.
	1281	+If device has not joined network yet:
1026	1026
1027		-[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image027.png]]
	1283	+* (% style="color:#037691" %)**AT+FDR**
	1284	+* (% style="color:#037691" %)**AT+NJM=0**
	1285	+* (% style="color:#037691" %)**ATZ**
1028	1028
	1287	+(((
	1288	+
1029	1029
1030		-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:
	1290	+If device already joined network:
1031	1031
1032		-[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image028.png]]
	1292	+* (% style="color:#037691" %)**AT+NJM=0**
	1293	+* (% style="color:#037691" %)**ATZ**
1033	1033
	1295	+
	1296	+)))
1034	1034
1035	1035
1036		-More detail AT Command manual can be found at [[AT Command Manual>>path:#AT_COMMAND]]
1037	1037
	1300	+=== 5.5.2 Single-channel ABP mode (Use with LG01/LG02) ===
1038	1038
1039	1039
1040		-1.
1041		-11. Common AT Command Sequence
1042		-111. Multi-channel ABP mode (Use with SX1301/LG308)
	1303	+(% style="background-color:#dcdcdc" %)**AT+FDR** (%%) Reset Parameters to Factory Default, Keys Reserve
1043	1043
1044		-If device has not joined network yet:
	1305	+(% style="background-color:#dcdcdc" %)**AT+NJM=0 **(%%) Set to ABP mode
1045	1045
1046		-AT+FDR
	1307	+(% style="background-color:#dcdcdc" %)**AT+ADR=0** (%%) Set the Adaptive Data Rate Off
1047	1047
1048		-AT+NJM=0
	1309	+(% style="background-color:#dcdcdc" %)**AT+DR=5**   (%%) Set Data Rate
1049	1049
1050		-ATZ
	1311	+(% style="background-color:#dcdcdc" %)**AT+TDC=60000** (%%) Set transmit interval to 60 seconds
1051	1051
	1313	+(% style="background-color:#dcdcdc" %)**AT+CHS=868400000**(%%)  Set transmit frequency to 868.4Mhz
1052	1052
1053		-If device already joined network:
	1315	+(% style="background-color:#dcdcdc" %)**AT+RX2FQ=868400000** (%%) Set RX2Frequency to 868.4Mhz (according to the result from server)
1054	1054
1055		-AT+NJM=0
	1317	+(% style="background-color:#dcdcdc" %)**AT+RX2DR=5**  (%%) Set RX2DR to match the downlink DR from server. see below
1056	1056
1057		-ATZ
	1319	+(% 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.
1058	1058
1059		-1.
1060		-11.
1061		-111. Single-channel ABP mode (Use with LG01/LG02)
	1321	+(% style="background-color:#dcdcdc" %)**ATZ**       (%%) Reset MCU
1062	1062
1063		-AT+FDR   Reset Parameters to Factory Default, Keys Reserve
1064	1064
1065		-AT+NJM=0 Set to ABP mode
	1324	+(% style="color:red" %)**Note:**
1066	1066
1067		-AT+ADR=0 Set the Adaptive Data Rate Off
	1326	+(((
	1327	+(% style="color:red" %)1. Make sure the device is set to ABP mode in the IoT Server.
	1328	+2. Make sure the LG01/02 gateway RX frequency is exactly the same as AT+CHS setting.
	1329	+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.
	1330	+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
	1331	+)))
1068	1068
1069		-AT+DR=5  Set Data Rate
	1333	+(% 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" %)​
1070	1070
1071		-AT+TDC=60000  Set transmit interval to 60 seconds
1072	1072
1073		-AT+CHS=868400000 Set transmit frequency to 868.4Mhz
1074	1074
1075		-AT+RX2FQ=868400000 Set RX2Frequency to 868.4Mhz (according to the result from server)
	1337	+= 6. FAQ =
1076	1076
1077		-AT+RX2DR=5  Set RX2DR to match the downlink DR from server. see below
	1339	+== 6.1 How to upgrade the image? ==
1078	1078
1079		-AT+DADDR=26 01 1A F1 Set Device Address to 26 01 1A F1, this ID can be found in the LoRa Server portal.
1080	1080
1081		-ATZ          Reset MCU
	1342	+(((
	1343	+The RS485-LN LoRaWAN Controller is shipped with a 3.5mm cable, the cable is used to upload image to RS485-LN to:
	1344	+)))
1082	1082
1083		-**Note:**
	1346	+* (((
	1347	+Support new features
	1348	+)))
	1349	+* (((
	1350	+For bug fix
	1351	+)))
	1352	+* (((
	1353	+Change LoRaWAN bands.
	1354	+)))
1084	1084
1085		-1. Make sure the device is set to ABP mode in the IoT Server.
1086		-1. Make sure the LG01/02 gateway RX frequency is exactly the same as AT+CHS setting.
1087		-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.
1088		-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
	1356	+(((
	1357	+Below shows the hardware connection for how to upload an image to RS485-LN:
	1358	+)))
1089	1089
1090		-[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image029.png]]
	1360	+(% aria-label="1654162535040-878.png image widget" contenteditable="false" role="region" tabindex="-1" %)[[image:1654162535040-878.png||data-widget="image"]](% style="background-image:url(http://wiki.dragino.com/xwiki/webjars/wiki%3Axwiki/application-ckeditor-webjar/1.61/plugins/widget/images/handle.png); background:rgba(220,220,220,0.5); display:none" %)[[image:data:image/gif;base64,R0lGODlhAQABAPABAP///wAAACH5BAEKAAAALAAAAAABAAEAAAICRAEAOw==||draggable="true" height="15" role="presentation" title="Click and drag to move" width="15"]](% title="Click and drag to resize" %)​
1091	1091
	1362	+(((
	1363	+(% 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]].
	1364	+)))
1092	1092
1093		-1. FAQ
1094		-11. How to upgrade the image?
	1366	+(((
	1367	+(% style="color:blue" %)**Step2**(%%)**:** Download the [[LT Image files>>url:http://www.dragino.com/downloads/index.php?dir=LT_LoRa_IO_Controller/LT33222-L/image/]].
	1368	+)))
1095	1095
1096		-The RS485-BL LoRaWAN Controller is shipped with a 3.5mm cable, the cable is used to upload image to RS485-BL to:
	1370	+(((
	1371	+(% style="color:blue" %)**Step3**(%%)**: **Open flashloader; choose the correct COM port to update.
	1372	+)))
1097	1097
1098		-* Support new features
1099		-* For bug fix
1100		-* Change LoRaWAN bands.
	1374	+(((
	1375	+(((
	1376	+(((
	1377	+(% 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.
	1378	+)))
	1379	+)))
	1380	+)))
1101	1101
1102		-Below shows the hardware connection for how to upload an image to RS485-BL:
1103	1103
1104		-[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image030.png]]
	1383	+(% 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" %)​
1105	1105
1106		-**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]].
1107	1107
1108		-**Step2**: Download the [[LT Image files>>url:http://www.dragino.com/downloads/index.php?dir=LT_LoRa_IO_Controller/LT33222-L/image/]].
	1386	+(% 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" %)​
1109	1109
1110		-**Step3: **Open flashloader; choose the correct COM port to update.
1111	1111
	1389	+(% 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" %)​
1112	1112
1113		-|(((
1114		-HOLD PRO then press the RST button, SYS will be ON, then click next
1115		-)))
1116	1116
1117		-|(((
1118		-Board detected
1119		-)))
	1392	+(% 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:**
1120	1120
1121		-|(((
1122		-
1123		-)))
	1394	+(% 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" %)​
1124	1124
1125		-[[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]]
1126	1126
1127	1127
	1398	+== 6.2 How to change the LoRa Frequency Bands/Region? ==
1128	1128
1129		-[[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]]
1130	1130
	1401	+User can follow the introduction for [[how to upgrade image>>||anchor="H6.1Howtoupgradetheimage3F"]]. When download the images, choose the required image file for download.
1131	1131
1132		-[[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]]
1133	1133
1134	1134
1135		-1.
1136		-11. How to change the LoRa Frequency Bands/Region?
	1405	+== 6.3 How many RS485-Slave can RS485-LN connects? ==
1137	1137
1138		-User can follow the introduction for [[how to upgrade image>>path:#upgrade_image]]. When download the images, choose the required image file for download.
1139	1139
	1408	+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"]].
1140	1140
1141	1141
1142		-1.
1143		-11. How many RS485-Slave can RS485-BL connects?
1144	1144
1145		-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]].
	1412	+== 6.4 Compatible question to ChirpStack and TTI LoRaWAN server ? ==
1146	1146
1147	1147
	1415	+When user need to use with ChirpStack or TTI. Please set AT+RPL=4.
1148	1148
	1417	+Detail info check this link: [[Set Packet Receiving Response Level>>doc:Main.End Device AT Commands and Downlink Command.WebHome||anchor="H7.23SetPacketReceivingResponseLevel"]]
1149	1149
1150		-1. Trouble Shooting
1151		-11. Downlink doesn’t work, how to solve it?
1152	1152
1153		-Please see this link for debug:
1154	1154
1155		-[[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]]
	1421	+== 6.5 Can i use point to point communication for RS485-LN? ==
1156	1156
1157	1157
	1424	+Yes, please refer [[Point to Point Communication for RS485-LN>>Point to Point Communication for RS485-LN]].
1158	1158
1159		-1.
1160		-11. Why I can’t join TTN V3 in US915 /AU915 bands?
1161	1161
1162		-It might about the channels mapping. Please see for detail.
1163	1163
1164		-[[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]]
	1428	+== 6.6 How to Use RS485-LN  to connect to RS232 devices? ==
1165	1165
1166	1166
	1431	+[[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/]]
1167	1167
1168		-1. Order Info
1169	1169
1170		-**Part Number: RS485-BL-XXX**
1171	1171
1172		-**XXX:**
	1435	+= 7. Trouble Shooting =
1173	1173
1174		-* **EU433**: frequency bands EU433
1175		-* **EU868**: frequency bands EU868
1176		-* **KR920**: frequency bands KR920
1177		-* **CN470**: frequency bands CN470
1178		-* **AS923**: frequency bands AS923
1179		-* **AU915**: frequency bands AU915
1180		-* **US915**: frequency bands US915
1181		-* **IN865**: frequency bands IN865
1182		-* **RU864**: frequency bands RU864
1183		-* **KZ865: **frequency bands KZ865
1184	1184
1185		-1. Packing Info
	1438	+== 7.1 Downlink doesn't work, how to solve it? ==
1186	1186
	1440	+
	1441	+Please see this link for debug: [[LoRaWAN Communication Debug>>doc:Main.LoRaWAN Communication Debug.WebHome]]
	1442	+
	1443	+
	1444	+
	1445	+== 7.2 Why I can't join TTN V3 in US915 /AU915 bands? ==
	1446	+
	1447	+
	1448	+It might about the channels mapping. Please see for detail: [[Notice of Frequency band>>doc:Main.LoRaWAN Communication Debug.WebHome||anchor="H2.NoticeofUS9152FCN4702FAU915Frequencyband"]]
	1449	+
	1450	+
	1451	+
	1452	+= 8. Order Info =
	1453	+
	1454	+
	1455	+(% style="color:blue" %)**Part Number: RS485-LN-XXX**
	1456	+
	1457	+(% style="color:blue" %)**XXX:**
	1458	+
	1459	+* (% style="color:red" %)**EU433**(%%):  frequency bands EU433
	1460	+* (% style="color:red" %)**EU868**(%%):  frequency bands EU868
	1461	+* (% style="color:red" %)**KR920**(%%):  frequency bands KR920
	1462	+* (% style="color:red" %)**CN470**(%%):  frequency bands CN470
	1463	+* (% style="color:red" %)**AS923**(%%):  frequency bands AS923
	1464	+* (% style="color:red" %)**AU915**(%%):  frequency bands AU915
	1465	+* (% style="color:red" %)**US915**(%%):  frequency bands US915
	1466	+* (% style="color:red" %)**IN865**(%%):  frequency bands IN865
	1467	+* (% style="color:red" %)**RU864**(%%):  frequency bands RU864
	1468	+* (% style="color:red" %)**KZ865**(%%):  frequency bands KZ865
	1469	+
	1470	+
	1471	+
	1472	+
	1473	+= 9.Packing Info =
	1474	+
	1475	+
1187	1187	**Package Includes**:
1188	1188
1189		-* RS485-BL x 1
	1478	+* RS485-LN x 1
1190	1190	* Stick Antenna for LoRa RF part x 1
1191	1191	* Program cable x 1
1192	1192
...	...	@@ -1197,9 +1197,69 @@
1197	1197	* Package Size / pcs : 14.5 x 8 x 5 cm
1198	1198	* Weight / pcs : 170g
1199	1199
1200		-1. Support
1201	1201
1202		-* 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.
1203		-* 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
1204	1204
1205		-[[support@dragino.com>>url:file:///D:/市场资料/说明书/LoRa/LT系列/support@dragino.com]]
	1491	+
	1492	+
	1493	+= 10. FCC Caution for RS485LN-US915 =
	1494	+
	1495	+
	1496	+(((
	1497	+Any Changes or modifications not expressly approved by the party responsible for compliance could void the user's authority to operate the equipment.
	1498	+)))
	1499	+
	1500	+(((
	1501	+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.
	1502	+)))
	1503	+
	1504	+(((
	1505	+
	1506	+)))
	1507	+
	1508	+(((
	1509	+(% style="color:red" %)**IMPORTANT NOTE:**
	1510	+)))
	1511	+
	1512	+(((
	1513	+**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:
	1514	+)))
	1515	+
	1516	+(((
	1517	+—Reorient or relocate the receiving antenna.
	1518	+)))
	1519	+
	1520	+(((
	1521	+—Increase the separation between the equipment and receiver.
	1522	+)))
	1523	+
	1524	+(((
	1525	+—Connect the equipment into an outlet on a circuit different from that to which the receiver is connected.
	1526	+)))
	1527	+
	1528	+(((
	1529	+—Consult the dealer or an experienced radio/TV technician for help.
	1530	+)))
	1531	+
	1532	+(((
	1533	+
	1534	+)))
	1535	+
	1536	+(((
	1537	+(% style="color:red" %)**FCC Radiation Exposure Statement:**
	1538	+)))
	1539	+
	1540	+(((
	1541	+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.
	1542	+)))
	1543	+
	1544	+
	1545	+
	1546	+= 11. Support =
	1547	+
	1548	+
	1549	+* (((
	1550	+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.
	1551	+)))
	1552	+* (((
	1553	+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]].
	1554	+)))

1654157178836-407.png

Author

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

Size

...	...	@@ -1,0 +1,1 @@
	1	+179.9 KB

Content

1654157342174-798.png

Author

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

Size

...	...	@@ -1,0 +1,1 @@
	1	+31.9 KB

Content

1654158783574-851.png

Author

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

Size

...	...	@@ -1,0 +1,1 @@
	1	+40.6 KB

Content

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-20220602153621-1.png

Author

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

Size

...	...	@@ -1,0 +1,1 @@
	1	+23.4 KB

Content

image-20220602153621-2.png

Author

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

Size

...	...	@@ -1,0 +1,1 @@
	1	+22.2 KB

Content

image-20220602153621-3.png

Author

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

Size

...	...	@@ -1,0 +1,1 @@
	1	+22.3 KB

Content

image-20220602155039-4.png

Author

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

Size

...	...	@@ -1,0 +1,1 @@
	1	+24.6 KB

Content

image-20220602163333-5.png

Author

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

Size

...	...	@@ -1,0 +1,1 @@
	1	+48.2 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