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

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Details

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Title

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

Author

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1		-XWiki.Xiaoling
	1	+XWiki.Bei

Content

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1		-(% style="text-align:center" %)
2		-[[image:1653266934636-343.png||height="385" width="385"]]
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	6	+(% style="background-image:url(http://wiki.dragino.com/xwiki/webjars/wiki%3Axwiki/application-ckeditor-webjar/1.61/plugins/widget/images/handle.png); background:rgba(220,220,220,0.5); display:none" %)[[image:data:image/gif;base64,R0lGODlhAQABAPABAP///wAAACH5BAEKAAAALAAAAAABAAEAAAICRAEAOw==||height="15" role="presentation" title="Click and drag to move" width="15"]]
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5	5
6		-**RS485-LN – RS485 to LoRaWAN Converter User Manual**
7	7
8	8
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9	9	**Table of Contents:**
10	10
	17	+{{toc/}}
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12	12
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	30	+
15	15	= 1.Introduction =
16	16
17	17	== 1.1 What is RS485-LN RS485 to LoRaWAN Converter ==
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18	18
19	19	(((
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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	)))
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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.
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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	)))
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31	31
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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.
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34	34
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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]]
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36	36	)))
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38	38
39		-[[image:1653267211009-519.png||height="419" width="724"]]
	69	+(% 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
	72	+
42	42	== 1.2 Specifications ==
43	43
44	44
45		-**Hardware System:**
	76	+(% style="color:#037691" %)**Hardware System:**
46	46
47	47	* STM32L072CZT6 MCU
48	48	* SX1276/78 Wireless Chip
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50	50	** Idle: 32mA@12v
51	51	** 20dB Transmit: 65mA@12v
52	52
53		-**Interface for Model:**
	84	+(% style="color:#037691" %)**Interface for Model:**
54	54
55	55	* RS485
56	56	* Power Input 7~~ 24V DC.
57	57
58		-**LoRa Spec:**
	89	+(% style="color:#037691" %)**LoRa Spec:**
59	59
60	60	* Frequency Range:
61	61	** Band 1 (HF): 862 ~~ 1020 Mhz
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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.
	108	+* Packet engine up to 256 bytes with CRC
78	78
79	79	== 1.3 Features ==
80	80
	112	+
81	81	* LoRaWAN Class A & Class C protocol (default Class C)
82		-* Frequency Bands: CN470/EU433/KR920/US915/EU868/AS923/AU915/IN865/RU864
	114	+* Frequency Bands: CN470/EU433/KR920/US915/EU868/AS923/AU915/IN865/RU864/MA869
83	83	* AT Commands to change parameters
84	84	* Remote configure parameters via LoRa Downlink
85	85	* Firmware upgradable via program port
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89	89
90	90	== 1.4 Applications ==
91	91
	124	+
92	92	* Smart Buildings & Home Automation
93	93	* Logistics and Supply Chain Management
94	94	* Smart Metering
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98	98
99	99	== 1.5 Firmware Change log ==
100	100
	134	+
101	101	[[RS485-LN Image files – Download link and Change log>>url:http://www.dragino.com/downloads/index.php?dir=RS485-LN/]]
102	102
103	103
	138	+
104	104	== 1.6 Hardware Change log ==
105	105
	141	+
106	106	(((
107	107	(((
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108	108	v1.2: Add External Interrupt Pin.
	146	+)))
109	109
	148	+(((
110	110	v1.0: Release
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112	112
113	113	)))
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115	115
116	116	= 2. Power ON Device =
117	117
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118	118	(((
119	119	The RS485-LN can be powered by 7 ~~ 24V DC power source. Connection as below
120	120
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125	125	Once there is power, the RS485-LN will be on.
126	126	)))
127	127
128		-[[image:1653268091319-405.png]]
	170	+(% aria-label="1653268091319-405.png image widget" contenteditable="false" role="region" tabindex="-1" %)[[image:1653268091319-405.png||data-widget="image"]](% style="background-image:url(http://wiki.dragino.com/xwiki/webjars/wiki%3Axwiki/application-ckeditor-webjar/1.61/plugins/widget/images/handle.png); background:rgba(220,220,220,0.5); display:none" %)[[image:data:image/gif;base64,R0lGODlhAQABAPABAP///wAAACH5BAEKAAAALAAAAAABAAEAAAICRAEAOw==||draggable="true" height="15" role="presentation" title="Click and drag to move" width="15"]](% title="Click and drag to resize" %)​
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131	131	)))
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134	134
135	135	== 3.1 How it works? ==
136	136
	180	+
137	137	(((
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138	138	The RS485-LN is configured as LoRaWAN OTAA Class C mode by default. It has OTAA keys to join network. To connect a local LoRaWAN network, user just need to input the OTAA keys in the network server and power on the RS485-LN. It will auto join the network via OTAA.
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140	140
141	141	)))
142	142
143	143	== 3.2 Example to join LoRaWAN network ==
144	144
	192	+
145	145	Here shows an example for how to join the TTN V3 Network. Below is the network structure, we use [[LG308>>url:http://www.dragino.com/products/lora-lorawan-gateway/item/140-lg308.html]] as LoRaWAN gateway here.
146	146
147		-[[image:1653268155545-638.png||height="334" width="724"]]
	195	+(% 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" %)​
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156	156	485A+ and 485B- of the sensor are connected to RS485A and RA485B of RS485-LN respectively.
157	157	)))
158	158
159		-[[image:1653268227651-549.png||height="592" width="720"]]
	207	+(% aria-label="1653268227651-549.png image widget" contenteditable="false" role="region" tabindex="-1" %)[[image:1653268227651-549.png||data-widget="image" height="592" width="720"]](% style="background-image:url(http://wiki.dragino.com/xwiki/webjars/wiki%3Axwiki/application-ckeditor-webjar/1.61/plugins/widget/images/handle.png); background:rgba(220,220,220,0.5); display:none" %)[[image:data:image/gif;base64,R0lGODlhAQABAPABAP///wAAACH5BAEKAAAALAAAAAABAAEAAAICRAEAOw==||draggable="true" height="15" role="presentation" title="Click and drag to move" width="15"]](% title="Click and drag to resize" %)​
160	160
	209	+
161	161	(((
162		-The LG308 is already set to connect to [[TTN V3 network >>path:eu1.cloud.thethings.network/]]. So what we need to now is only configure the TTN V3:
	211	+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:
	212	+
	213	+
163	163	)))
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165	165	(((
166		-**Step 1**: Create a device in TTN V3 with the OTAA keys from RS485-LN.
	217	+(% style="color:blue" %)**Step 1**(%%): Create a device in TTN V3 with the OTAA keys from RS485-LN.
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171	171	)))
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174		-[[image:1652953462722-299.png]]
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	227	+
176	176	(((
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178	178	User can enter this key in their LoRaWAN Server portal. Below is TTN V3 screen shot:
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179	179	)))
180	180
181	181	(((
182		-Add APP EUI in the application.
	234	+**Add APP EUI in the application.**
183	183	)))
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185	185
186		-[[image:image-20220519174512-1.png]]
	238	+(% aria-label="image-20220519174512-1.png image widget" contenteditable="false" role="region" tabindex="-1" %)[[image:image-20220519174512-1.png||data-widget="image"]](% style="background-image:url(http://wiki.dragino.com/xwiki/webjars/wiki%3Axwiki/application-ckeditor-webjar/1.61/plugins/widget/images/handle.png); background:rgba(220,220,220,0.5); display:none" %)[[image:data:image/gif;base64,R0lGODlhAQABAPABAP///wAAACH5BAEKAAAALAAAAAABAAEAAAICRAEAOw==||draggable="true" height="15" role="presentation" title="Click and drag to move" width="15"]](% title="Click and drag to resize" %)​
187	187
188		-[[image:image-20220519174512-2.png||height="323" width="720"]]
	240	+(% aria-label="image-20220519174512-2.png image widget" contenteditable="false" role="region" tabindex="-1" %)[[image:image-20220519174512-2.png||data-widget="image" height="323" width="720"]](% style="background-image:url(http://wiki.dragino.com/xwiki/webjars/wiki%3Axwiki/application-ckeditor-webjar/1.61/plugins/widget/images/handle.png); background:rgba(220,220,220,0.5); display:none" %)[[image:data:image/gif;base64,R0lGODlhAQABAPABAP///wAAACH5BAEKAAAALAAAAAABAAEAAAICRAEAOw==||draggable="true" height="15" role="presentation" title="Click and drag to move" width="15"]](% title="Click and drag to resize" %)​
189	189
190		-[[image:image-20220519174512-3.png||height="556" width="724"]]
	242	+(% aria-label="image-20220519174512-3.png image widget" contenteditable="false" role="region" tabindex="-1" %)[[image:image-20220519174512-3.png||data-widget="image" height="556" width="724"]](% style="background-image:url(http://wiki.dragino.com/xwiki/webjars/wiki%3Axwiki/application-ckeditor-webjar/1.61/plugins/widget/images/handle.png); background:rgba(220,220,220,0.5); display:none" %)[[image:data:image/gif;base64,R0lGODlhAQABAPABAP///wAAACH5BAEKAAAALAAAAAABAAEAAAICRAEAOw==||draggable="true" height="15" role="presentation" title="Click and drag to move" width="15"]](% title="Click and drag to resize" %)​
191	191
192		-[[image:image-20220519174512-4.png]]
	244	+(% 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" %)​
193	193
194	194	You can also choose to create the device manually.
195	195
196		-[[image:1652953542269-423.png||height="710" width="723"]]
	248	+(% aria-label="1652953542269-423.png image widget" contenteditable="false" role="region" tabindex="-1" %)[[image:1652953542269-423.png||data-widget="image" height="710" width="723"]](% style="background-image:url(http://wiki.dragino.com/xwiki/webjars/wiki%3Axwiki/application-ckeditor-webjar/1.61/plugins/widget/images/handle.png); background:rgba(220,220,220,0.5); display:none" %)[[image:data:image/gif;base64,R0lGODlhAQABAPABAP///wAAACH5BAEKAAAALAAAAAABAAEAAAICRAEAOw==||draggable="true" height="15" role="presentation" title="Click and drag to move" width="15"]](% title="Click and drag to resize" %)​
197	197
198		-Add APP KEY and DEV EUI
199	199
200		-[[image:1652953553383-907.png||height="514" width="724"]]
201	201
	252	+**Add APP KEY and DEV EUI**
202	202
	254	+(% 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" %)​
	255	+
	256	+
203	203	(((
204		-**Step 2**: Power on RS485-LN and it will auto join to the TTN V3 network. After join success, it will start to upload message to TTN V3 and user can see in the panel.
	258	+(% 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.
205	205	)))
206	206
207		-[[image:1652953568895-172.png||height="232" width="724"]]
	261	+(% aria-label="1652953568895-172.png image widget" contenteditable="false" role="region" tabindex="-1" %)[[image:1652953568895-172.png||data-widget="image" height="232" width="724"]](% style="background-image:url(http://wiki.dragino.com/xwiki/webjars/wiki%3Axwiki/application-ckeditor-webjar/1.61/plugins/widget/images/handle.png); background:rgba(220,220,220,0.5); display:none" %)[[image:data:image/gif;base64,R0lGODlhAQABAPABAP///wAAACH5BAEKAAAALAAAAAABAAEAAAICRAEAOw==||draggable="true" height="15" role="presentation" title="Click and drag to move" width="15"]](% title="Click and drag to resize" %)​
208	208
209	209
	264	+
210	210	== 3.3 Configure Commands to read data ==
211	211
	267	+
212	212	(((
213	213	(((
214		-There are plenty of RS485 devices in the market and each device has different command to read the valid data. To support these devices in flexible, RS485-LN supports flexible command set. User can use [[AT Commands>>path:#AT_COMMAND]] or LoRaWAN Downlink Command to configure what commands RS485-LN should send for each sampling and how to handle the return from RS485 devices.
	270	+(((
	271	+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.
215	215	)))
	273	+)))
216	216
217	217	(((
218		-(% style="color:red" %)Note: below description and commands are for firmware version >v1.1, if you have firmware version v1.0. Please check the [[user manual v1.0>>url:http://www.dragino.com/downloads/index.php?dir=RS485-LN/&file=RS485-LN_UserManual_v1.0.1.pdf]] or upgrade the firmware to v1.1
	276	+(((
	277	+(% 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**
	278	+)))
219	219
	280	+
220	220
221	221	)))
222	222	)))
223	223
224		-=== 3.3.1 onfigure UART settings for RS485 or TTL communication ===
	285	+=== 3.3.1 Configure UART settings for RS485 or TTL communication ===
225	225
	287	+
226	226	To use RS485-LN to read data from RS485 sensors, connect the RS485-LN A/B traces to the sensors. And user need to make sure RS485-LN use the match UART setting to access the sensors. The related commands for UART settings are:
227	227
228		-(% border="1" style="background-color:#ffffcc; color:green; width:782px" %)
229		-|(% style="width:128px" %)(((
	290	+(% border="1" cellspacing="10" style="background-color:#ffffcc; color:green; width:510px" %)
	291	+|=(% style="width: 110px;" %)(((
230	230	**AT Commands**
231		-)))|(% style="width:305px" %)(((
	293	+)))|=(% style="width: 190px;" %)(((
232	232	**Description**
233		-)))|(% style="width:346px" %)(((
	295	+)))|=(% style="width: 190px;" %)(((
234	234	**Example**
235	235	)))
236		-|(% style="width:128px" %)(((
	298	+|(% style="width:110px" %)(((
237	237	AT+BAUDR
238		-)))|(% style="width:305px" %)(((
	300	+)))|(% style="width:190px" %)(((
239	239	Set the baud rate (for RS485 connection). Default Value is: 9600.
240		-)))|(% style="width:346px" %)(((
	302	+)))|(% style="width:190px" %)(((
241	241	(((
242	242	AT+BAUDR=9600
243	243	)))
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246	246	Options: (1200,2400,4800,14400,19200,115200)
247	247	)))
248	248	)))
249		-|(% style="width:128px" %)(((
	311	+|(% style="width:110px" %)(((
250	250	AT+PARITY
251		-)))|(% style="width:305px" %)(((
	313	+)))|(% style="width:190px" %)(((
252	252	Set UART parity (for RS485 connection)
253		-)))|(% style="width:346px" %)(((
	315	+)))|(% style="width:190px" %)(((
254	254	(((
255	255	AT+PARITY=0
256	256	)))
...	...	@@ -259,9 +259,9 @@
259	259	Option: 0: no parity, 1: odd parity, 2: even parity
260	260	)))
261	261	)))
262		-|(% style="width:128px" %)(((
	324	+|(% style="width:110px" %)(((
263	263	AT+STOPBIT
264		-)))|(% style="width:305px" %)(((
	326	+)))|(% style="width:190px" %)(((
265	265	(((
266	266	Set serial stopbit (for RS485 connection)
267	267	)))
...	...	@@ -269,7 +269,7 @@
269	269	(((
270	270
271	271	)))
272		-)))|(% style="width:346px" %)(((
	334	+)))|(% style="width:190px" %)(((
273	273	(((
274	274	AT+STOPBIT=0 for 1bit
275	275	)))
...	...	@@ -285,24 +285,34 @@
285	285
286	286	=== 3.3.2 Configure sensors ===
287	287
	350	+
288	288	(((
289	289	(((
290		-Some sensors might need to configure before normal operation. User can configure such sensor via PC and RS485 adapter or through RS485-LN AT Commands (% style="color:#4f81bd" %)**AT+CFGDEV**(%%). Each (% style="color:#4f81bd" %)**AT+CFGDEV **(%%)equals to send a RS485 command to sensors. This command will only run when user input it and won’t run during each sampling.
	353	+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.
	354	+
	355	+
291	291	)))
292	292	)))
293	293
294		-(% border="1" style="background-color:#ffffcc; color:green; width:806px" %)
295		-|**AT Commands**|(% style="width:418px" %)**Description**|(% style="width:256px" %)**Example**
296		-|AT+CFGDEV|(% style="width:418px" %)(((
	359	+(% border="1" cellspacing="10" style="background-color:#ffffcc; color:green; width:510px" %)
	360	+|=(% style="width: 110px;" %)**AT Commands**|=(% style="width: 190px;" %)**Description**|=(% style="width: 190px;" %)**Example**
	361	+|AT+CFGDEV|(% style="width:110px" %)(((
	362	+(((
297	297	This command is used to configure the RS485/TTL devices; they won’t be used during sampling.
	364	+)))
298	298
	366	+(((
299	299	AT+CFGDEV=xx xx xx xx xx xx xx xx xx xx xx xx,
	368	+)))
300	300
	370	+(((
301	301	mm: 0: no CRC, 1: add CRC-16/MODBUS in the end of this command
302		-)))|(% style="width:256px" %)AT+CFGDEV=xx xx xx xx xx xx xx xx xx xx xx xx,m
	372	+)))
	373	+)))|(% style="width:190px" %)AT+CFGDEV=xx xx xx xx xx xx xx xx xx xx xx xx,m
303	303
304	304	=== 3.3.3 Configure read commands for each sampling ===
305	305
	377	+
306	306	(((
307	307	During each sampling, we need confirm what commands we need to send to the RS485 sensors to read data. After the RS485 sensors send back the value, it normally include some bytes and we only need a few from them for a shorten payload.
308	308
...	...	@@ -313,7 +313,7 @@
313	313	During each sampling, the RS485-LN can support 15 commands to read sensors. And combine the return to one or several uplink payloads.
314	314
315	315
316		-**Each RS485 commands include two parts:**
	388	+(% style="color:#037691" %)**Each RS485 commands include two parts:**
317	317
318	318	~1. What commands RS485-LN will send to the RS485 sensors. There are total 15 commands from **AT+COMMAD1**, **ATCOMMAND2**,…, to **AT+COMMANDF**. All commands are of same grammar.
319	319
...	...	@@ -324,15 +324,14 @@
324	324
325	325	After we got the valid value from each RS485 commands, we need to combine them together with the command **AT+DATAUP**.
326	326
327		-
328	328	Below are examples for the how above AT Commands works.
329	329
330	330
331		-**AT+COMMANDx : **This command will be sent to RS485 devices during each sampling, Max command length is 14 bytes. The grammar is:
	402	+(% style="color:#037691" %)**AT+COMMANDx **(%%)**: **This command will be sent to RS485 devices during each sampling, Max command length is 14 bytes. The grammar is:
332	332
333	333	(% border="1" style="background-color:#4bacc6; color:white; width:499px" %)
334	334	|(% style="width:496px" %)(((
335		-**AT+COMMANDx=xx xx xx xx xx xx xx xx xx xx xx xx,m**
	406	+(% style="color:#037691" %)**AT+COMMANDx=xx xx xx xx xx xx xx xx xx xx xx xx,m**
336	336
337	337	**xx xx xx xx xx xx xx xx xx xx xx xx: The RS485 command to be sent**
338	338
...	...	@@ -344,10 +344,10 @@
344	344	In the RS485-LN, we should use this command AT+COMMAND1=01 03 0B B8 00 02,1 for the same.
345	345
346	346
347		-**AT+DATACUTx : **This command defines how to handle the return from AT+COMMANDx, max return length is 45 bytes.
	418	+(% style="color:#037691" %)**AT+DATACUTx **(%%)**: **This command defines how to handle the return from AT+COMMANDx, max return length is 100 bytes.
348	348
349		-(% border="1" style="background-color:#4bacc6; color:white; width:725px" %)
350		-|(% style="width:722px" %)(((
	420	+(% border="1" style="background-color:#4bacc6; color:white; width:510px" %)
	421	+|(% style="width:510px" %)(((
351	351	**AT+DATACUTx=a,b,c**
352	352
353	353	* **a: length for the return of AT+COMMAND**
...	...	@@ -357,25 +357,29 @@
357	357
358	358	**Examples:**
359	359
360		-* Grab bytes:
	431	+* (% style="color:#037691" %)**Grab bytes**
361	361
362		-[[image:image-20220602153621-1.png]]
	433	+(% 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" %)​
363	363
364	364
365		-* Grab a section.
366	366
367		-[[image:image-20220602153621-2.png]]
	437	+* (% style="color:#037691" %)**Grab a section**
368	368
	439	+(% 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" %)​
369	369
370		-* Grab different sections.
371	371
372		-[[image:image-20220602153621-3.png]]
373	373
	443	+* (% style="color:#037691" %)**Grab different sections**
	444	+
	445	+(% 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" %)​
	446	+
	447	+
374	374
375	375	)))
376	376
377	377	=== 3.3.4 Compose the uplink payload ===
378	378
	453	+
379	379	(((
380	380	Through AT+COMMANDx and AT+DATACUTx we got valid value from each RS485 commands, Assume these valid value are RETURN1, RETURN2, .., to RETURNx. The next step is how to compose the LoRa Uplink Payload by these RETURNs. The command is **AT+DATAUP.**
381	381
...	...	@@ -404,7 +404,7 @@
404	404	Where PAYVER is defined by AT+PAYVER, below is an example screen shot.
405	405	)))
406	406
407		-[[image:1653269759169-150.png||height="513" width="716"]]
	482	+(% aria-label="1653269759169-150.png image widget" contenteditable="false" role="region" tabindex="-1" %)[[image:1653269759169-150.png||data-widget="image" height="513" width="716"]](% style="background-image:url(http://wiki.dragino.com/xwiki/webjars/wiki%3Axwiki/application-ckeditor-webjar/1.61/plugins/widget/images/handle.png); background:rgba(220,220,220,0.5); display:none" %)[[image:data:image/gif;base64,R0lGODlhAQABAPABAP///wAAACH5BAEKAAAALAAAAAABAAEAAAICRAEAOw==||draggable="true" height="15" role="presentation" title="Click and drag to move" width="15"]](% title="Click and drag to resize" %)​
408	408
409	409
410	410	(% style="color:#037691" %)**Examples: AT+DATAUP=1**
...	...	@@ -416,12 +416,13 @@
416	416
417	417	(% style="color:#4f81bd" %)**Battery Info+PAYVER + PAYLOAD COUNT + PAYLOAD# + DATA**
418	418
	494	+
419	419	1. PAYVER: Defined by AT+PAYVER
420	420	1. PAYLOAD COUNT: Total how many uplinks of this sampling.
421	421	1. PAYLOAD#: Number of this uplink. (from 0,1,2,3…,to PAYLOAD COUNT)
422	422	1. DATA: Valid value: max 8 bytes for each uplink so each uplink <= 11 bytes. For the last uplink, DATA will might less than 8 bytes
423	423
424		-[[image:image-20220602155039-4.png]]
	500	+(% 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" %)​
425	425
426	426
427	427	So totally there will be 3 uplinks for this sampling, each uplink include 8 bytes DATA
...	...	@@ -433,7 +433,7 @@
433	433	DATA3=the rest of Valid value of RETURN10= **30**
434	434
435	435
436		-(% style="color:red" %)Notice: In firmware v1.3, the Max bytes has been changed according to the max bytes in different Frequency Bands for lowest SF. As below:
	512	+(% style="color:red" %)**Notice: In firmware v1.3, the Max bytes has been changed according to the max bytes in different Frequency Bands for lowest SF. As below:**
437	437
438	438	~* For AU915/AS923 bands, if UplinkDwell time=0, max 51 bytes for each uplink.
439	439
...	...	@@ -443,14 +443,31 @@
443	443
444	444	~* For all other bands: max 51 bytes for each uplink.
445	445
	522	+(% style="color:red" %)*** When AT+DATAUP=1, the maximum number of segments is 15, and the maximum total number of bytes is 1500;**
446	446
	524	+(% style="color:red" %)** When AT+DATAUP=1 and AT+ADR=0, the maximum number of bytes of each payload is determined by the DR value. (Since v1.4.0)**
	525	+
	526	+
	527	+(% style="color:#4f81bd" %)**If the data is empty, return to the display（Since v1.4.0）**
	528	+
	529	+1)When AT+MOD=1, if the data intercepted by AT+DATACUT or AT+MBFUN is empty, it will display NULL, and the payload will be filled with n FFs.
	530	+
	531	+[[image:http://wiki.dragino.com/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/test/WebHome/image-20220824114359-3.png?width=1106&height=297&rev=1.1||alt="image-20220824114359-3.png" height="297" width="1106"]]
	532	+
	533	+2)When AT+MOD=2, if the data intercepted by AT+DATACUT or AT+MBFUN is empty, it will display NULL, and the payload will be filled with n 00s.
	534	+
	535	+[[image:http://wiki.dragino.com/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/test/WebHome/image-20220824114330-2.png?rev=1.1||alt="image-20220824114330-2.png"]]
	536	+
	537	+
447	447	Below are the uplink payloads:
448	448
449		-[[image:1654157178836-407.png]]
	540	+(% 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" %)​
450	450
451	451
	543	+
452	452	=== 3.3.5 Uplink on demand ===
453	453
	546	+
454	454	Except uplink periodically, RS485-LN is able to uplink on demand. The server send downlink command to RS485-LN and RS485 will uplink data base on the command.
455	455
456	456	Downlink control command:
...	...	@@ -463,635 +463,1077 @@
463	463
464	464	=== 3.3.6 Uplink on Interrupt ===
465	465
	559	+
466	466	RS485-LN support external Interrupt uplink since hardware v1.2 release.
467	467
468		-[[image:1654157342174-798.png]]
	562	+(% 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" %)​
469	469
470	470	Connect the Interrupt pin to RS485-LN INT port and connect the GND pin to V- port. When there is a high voltage (Max 24v) on INT pin. Device will send an uplink packet.
471	471
472	472
473		-1.
474		-11. Uplink Payload
475	475
476		-|**Size(bytes)**|**2**|**1**|**Length depends on the return from the commands**
477		-|Value|(((
478		-Battery(mV)
	568	+== 3.4 Uplink Payload ==
479	479
480		-&
481	481
482		-Interrupt _Flag
483		-)))|(((
484		-PAYLOAD_VER
	571	+(% 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" %)​
485	485
486		-
487		-)))|If the valid payload is too long and exceed the maximum support payload length in server, server will show payload not provided in the LoRaWAN server.
488		-
489	489	Below is the decoder for the first 3 bytes. The rest bytes are dynamic depends on different RS485 sensors.
490	490
491	491
492		-function Decoder(bytes, port) {
493	493
494		-~/~/Payload Formats of RS485-BL Deceive
	577	+== 3.5 Configure RS485-LN via AT or Downlink ==
495	495
496		-return {
497	497
498		- ~/~/Battery,units:V
	580	+(((
	581	+User can configure RS485-LN via AT Commands or LoRaWAN Downlink Commands
	582	+)))
499	499
500		- BatV:((bytes[0]<<8 | bytes[1])&0x7fff)/1000,
	584	+(((
	585	+There are two kinds of Commands:
	586	+)))
501	501
502		- ~/~/GPIO_EXTI
	588	+* (((
	589	+(% 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]]
	590	+)))
503	503
504		- EXTI_Trigger:(bytes[0] & 0x80)? "TRUE":"FALSE",
	592	+* (((
	593	+(% style="color:#4f81bd" %)**Sensor Related Commands**(%%): These commands are special designed for RS485-LN.  User can see these commands below:
	594	+)))
505	505
506		- ~/~/payload of version
	596	+(((
	597	+
	598	+)))
507	507
508		- Pay_ver:bytes[2],
509	509
510		- };
511	511
512		- }
	602	+=== 3.5.1 Common Commands ===
513	513
514	514
	605	+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]]
515	515
516	516
517	517
	609	+=== 3.5.2 Downlink Response(Since firmware v1.4) ===
518	518
519	519
520		-TTN V3 uplink screen shot.
	612	+Response feature is added to the server's downlink, a special package with a FPort of 200 will be uploaded immediately after receiving the data sent by the server.
521	521
522		-[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image023.png]]
	614	+(% 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" %)​
523	523
524		-1.
525		-11. Configure RS485-BL via AT or Downlink
	616	+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)
526	526
527		-User can configure RS485-BL via [[AT Commands >>path:#_​Using_the_AT]]or LoRaWAN Downlink Commands
528	528
529		-There are two kinds of Commands:
530	530
531		-* **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
	620	+=== 3.5.3 Sensor related commands ===
532	532
533		-* **Sensor Related Commands**: These commands are special designed for RS485-BL.  User can see these commands below:
534	534
535		-1.
536		-11.
537		-111. Common Commands:
538	538
539		-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]]
540	540
	625	+==== (% style="color:blue" %)**RS485 Debug Command**(%%) ====
541	541
542		-1.
543		-11.
544		-111. Sensor related commands:
545	545
546		-==== Choose Device Type (RS485 or TTL) ====
	628	+(((
	629	+This command is used to configure the RS485 devices; they won't be used during sampling.
	630	+)))
547	547
548		-RS485-BL can connect to either RS485 sensors or TTL sensor. User need to specify what type of sensor need to connect.
	632	+* (((
	633	+(% style="color:#037691" %)**AT Command**
549	549
550		-* AT Command
	635	+(((
	636	+**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
	637	+)))
	638	+)))
551	551
552		-**AT+MOD=1** ~/~/ Set to support RS485-MODBUS type sensors. User can connect multiply RS485 , Modbus sensors to the A / B pins.
	640	+(((
	641	+
	642	+)))
553	553
554		-**AT+MOD=2** ~/~/ Set to support TTL Level sensors, User can connect one TTL Sensor to the TXD/RXD/GND pins.
	644	+* (((
	645	+(% style="color:#037691" %)**Downlink Payload**
	646	+)))
555	555
	648	+(((
	649	+Format: A8 MM NN XX XX XX XX YY
	650	+)))
556	556
557		-* Downlink Payload
	652	+(((
	653	+Where:
	654	+)))
558	558
559		-**0A aa**     à same as AT+MOD=aa
	656	+* (((
	657	+MM: 1: add CRC-16/MODBUS ; 0: no CRC
	658	+)))
	659	+* (((
	660	+NN: The length of RS485 command
	661	+)))
	662	+* (((
	663	+XX XX XX XX: RS485 command total NN bytes
	664	+)))
	665	+* (((
	666	+(((
	667	+YY: How many bytes will be uplink from the return of this RS485 command,
	668	+)))
560	560
	670	+* (((
	671	+if YY=0, RS485-LN will execute the downlink command without uplink;
	672	+)))
	673	+* (((
	674	+if YY>0, RS485-LN will uplink total YY bytes from the output of this RS485 command; Fport=200
	675	+)))
	676	+* (((
	677	+if YY=FF, RS485-LN will uplink RS485 output with the downlink command content; Fport=200.
	678	+)))
	679	+)))
561	561
	681	+(((
	682	+
562	562
563		-==== [[RS485 Debug Command>>path:#downlink_A8]] (AT+CFGDEV) ====
	684	+(% style="color:blue" %)**Example 1:**  (%%) ~-~-> Configure without ask for uplink (YY=0)
	685	+)))
564	564
565		-This command is used to configure the RS485 or TTL sensors; they won’t be used during sampling.
	687	+(((
	688	+To connect a Modbus Alarm with below commands.
	689	+)))
566	566
567		-* AT Command
	691	+* (((
	692	+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.
	693	+)))
568	568
569		-AT+CFGDEV=xx xx xx xx xx xx xx xx xx xx xx xx,m
	695	+* (((
	696	+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.
	697	+)))
570	570
571		-m: 0: no CRC; 1: add CRC-16/MODBUS in the end of this command.
	699	+(((
	700	+
572	572
	702	+So if user want to use downlink command to control to RS485 Alarm, he can use:
	703	+)))
573	573
	705	+(((
	706	+(% style="color:#4f81bd" %)**A8 01 06 0A 05 00 04 00 01 00**(%%): to activate the RS485 Alarm
	707	+)))
574	574
575		-* Downlink Payload
	709	+(((
	710	+(% style="color:#4f81bd" %)**A8 01 06 0A 05 00 04 00 00 00**(%%): to deactivate the RS485 Alarm
	711	+)))
576	576
577		-Format: A8 MM NN XX XX XX XX YY
	713	+(((
	714	+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.
	715	+)))
578	578
579		-Where:
	717	+(((
	718	+
	719	+)))
580	580
581		-* MM: 1: add CRC-16/MODBUS ; 0: no CRC
582		-* NN: The length of RS485 command
583		-* XX XX XX XX: RS485 command total NN bytes
584		-* 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
	721	+(((
	722	+(% style="color:blue" %)**Example 2:**  (%%) ~-~-> Configure with requesting uplink and original downlink command (**YY=FF**)
	723	+)))
585	585
586		-**Example 1:**
	725	+(((
	726	+User in IoT server send a downlink command: (% style="color:#4f81bd" %)**A8 01 06 0A 08 00 04 00 01 YY**
	727	+)))
587	587
588		-To connect a Modbus Alarm with below commands.
	729	+(((
	730	+
	731	+)))
589	589
590		-* 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.
	733	+(((
	734	+(((
	735	+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**
	736	+)))
591	591
592		-* The command to deactivate alarm is: 0A 05 00 04 00 00 8D 70. Where 0A 05 00 04 00 00 is the Modbus command to read the register 00 40 where stored the DI status. The 8D 70 is the CRC-16/MODBUS which calculate manually.
	738	+
	739	+)))
593	593
594		-So if user want to use downlink command to control to RS485 Alarm, he can use:
	741	+(((
	742	+ (% 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" %)​
	743	+)))
595	595
596		-**A8 01 06 0A 05 00 04 00 01 00**: to activate the RS485 Alarm
597	597
598		-**A8 01 06 0A 05 00 04 00 00 00**: to deactivate the RS485 Alarm
599	599
600		-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.
601	601
	748	+==== (% style="color:blue" %)**Set Payload version**(%%) ====
602	602
603		-**Example 2:**
604	604
605		-Check TTL Sensor return:
	751	+(((
	752	+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.
	753	+)))
606	606
607		-[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image024.png]]
	755	+* (((
	756	+(% style="color:#037691" %)**AT Command:**
608	608
	758	+**AT+PAYVER:    **Set PAYVER field = 1
609	609
	760	+
	761	+)))
	762	+* (((
	763	+(% style="color:#037691" %)**Downlink Payload:**
	764	+)))
610	610
	766	+(((
	767	+**0xAE 01**  ~-~->  Set PAYVER field =  0x01
	768	+)))
611	611
612		-==== Set Payload version ====
	770	+(((
	771	+**0xAE 0F**   ~-~->  Set PAYVER field =  0x0F
	772	+)))
613	613
614		-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.
615	615
616		-* AT Command:
	775	+1)Add the interrupt flag at the highest bit of the Payver byte, that is, Byte7 of the first byte. (Since v1.4.0)[[image:image-20220824145428-2.png||height="168" width="1300"]]
617	617
618		-AT+PAYVER: Set PAYVER field = 1
619	619
	778	+2)if the data intercepted by AT+DATACUT or AT+MBFUN is empty, it will display NULL, and the payload will be filled with n FFs.
620	620
621		-* Downlink Payload:
	780	+[[image:image-20220824145428-3.png||height="308" width="1200"]]
622	622
623		-0xAE 01   à Set PAYVER field =  0x01
624	624
625		-0xAE 0F   à Set PAYVER field =  0x0F
	783	+==== (% style="color:blue" %)**Set RS485 Sampling Commands**(%%) ====
626	626
627	627
628		-==== Set RS485 Sampling Commands ====
	786	+(((
	787	+AT+COMMANDx or AT+DATACUTx
	788	+)))
629	629
630		-AT+COMMANDx, AT+DATACUTx and AT+SEARCHx
	790	+(((
	791	+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"]].
	792	+)))
631	631
632		-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]].
	794	+(((
	795	+
	796	+)))
633	633
	798	+* (((
	799	+(% style="color:#037691" %)**AT Command:**
	800	+)))
634	634
635		-* AT Command:
	802	+**AT+COMMANDx:    **Configure RS485 read command to sensor.
636	636
637		-AT+COMMANDx: Configure RS485 read command to sensor.
	804	+**AT+DATACUTx:        **Configure how to handle return from RS485 devices.
638	638
639		-AT+DATACUTx: Configure how to handle return from RS485 devices.
640	640
641		-AT+SEARCHx: Configure search command
	807	+* (((
	808	+(% style="color:#037691" %)**Downlink Payload:**
	809	+)))
642	642
	811	+(((
	812	+**0xAF** downlink command can be used to set AT+COMMANDx or AT+DATACUTx.
643	643
644		-* Downlink Payload:
	814	+
	815	+)))
645	645
646		-0xAF downlink command can be used to set AT+COMMANDx or AT+DATACUTx.
	817	+(((
	818	+(% style="color:red" %)**Note**(%%): if user use AT+COMMANDx to add a new command, he also need to send AT+DATACUTx downlink.
647	647
648		-Note: if user use AT+COMMANDx to add a new command, he also need to send AT+DATACUTx downlink.
	820	+
	821	+)))
649	649
	823	+(((
650	650	Format: AF MM NN LL XX XX XX XX YY
	825	+)))
651	651
	827	+(((
652	652	Where:
	829	+)))
653	653
654		-* MM: the ATCOMMAND or AT+DATACUT to be set. Value from 01 ~~ 0F,
655		-* NN: 0: no CRC; 1: add CRC-16/MODBUS ; 2: set the AT+DATACUT value.
656		-* LL: The length of AT+COMMAND or AT+DATACUT command
657		-* XX XX XX XX: AT+COMMAND or AT+DATACUT command
658		-* 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.
	831	+* (((
	832	+MM: the ATCOMMAND or AT+DATACUT to be set. Value from 01 ~~ 0F,
	833	+)))
	834	+* (((
	835	+NN:  0: no CRC; 1: add CRC-16/MODBUS ; 2: set the AT+DATACUT value.
	836	+)))
	837	+* (((
	838	+LL:  The length of AT+COMMAND or AT+DATACUT command
	839	+)))
	840	+* (((
	841	+XX XX XX XX: AT+COMMAND or AT+DATACUT command
	842	+)))
	843	+* (((
	844	+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.
	845	+)))
659	659
660		-Example:
	847	+(((
	848	+
661	661
662		-**AF 03 01 06 0A 05 00 04 00 01 00**: Same as AT+COMMAND3=0A 05 00 04 00 01,1
	850	+**Example:**
	851	+)))
663	663
664		-**AF 03 02 06 10 01 05 06 09 0A 00**: Same as AT+DATACUT3=**16**,**1**,**5+6+9+10**
	853	+(((
	854	+(% 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
	855	+)))
665	665
666		-**AF 03 02 06 0B 02 05 07 08 0A 00**: Same as AT+DATACUT3=**11**,**2**,**5~~7+8~~10**
	857	+(((
	858	+(% 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**
	859	+)))
667	667
	861	+(((
	862	+(% 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**
	863	+)))
668	668
669		-0xAB downlink command can be used for set AT+SEARCHx
670	670
671		-Example: **AB aa 01 03 xx xx xx** (03 here means there are total 3 bytes after 03) So
672	672
673		-* AB aa 01 03 xx xx xx  same as AT+SEARCHaa=1,xx xx xx
674		-* 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
675	675
676		-**AB aa 02 03 xx xx xx 02 yy yy**  same as **AT+SEARCHaa=2,xx xx xx+yy yy**
	868	+==== (% style="color:blue" %)**Fast command to handle MODBUS device**(%%) ====
677	677
678	678
679		-==== Fast command to handle MODBUS device ====
	871	+(((
	872	+**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]].
	873	+)))
680	680
681		-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]].
682		-
	875	+(((
683	683	This command is valid since v1.3 firmware version
	877	+)))
684	684
	879	+(((
	880	+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.
	881	+)))
685	685
686		-AT+MBFUN has only two value:
	883	+(((
	884	+
	885	+)))
687	687
688		-* AT+MBFUN=1: Enable Modbus reading. And get response base on the MODBUS return
	887	+(((
	888	+**Example:**
	889	+)))
689	689
690		-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.
	891	+* (((
	892	+AT+MBFUN=1 and AT+DATACUT1/AT+DATACUT2  are not configure (0,0,0). So RS485-LN.
	893	+)))
	894	+* (((
	895	+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.
	896	+)))
	897	+* (((
	898	+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.
691	691
692		-* AT+MBFUN=0: Disable Modbus fast reading.
	900	+
	901	+)))
693	693
694		-Example:
	903	+(% 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" %)​
695	695
696		-* AT+MBFUN=1 and AT+DATACUT1/AT+DATACUT2 are not configure (0,0,0).
697		-* 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.
698		-* 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.
	905	+(% 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" %)​
699	699
700		-[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image025.png]]
701	701
702	702
703		-[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image026.png]]
704	704
	910	+==== (% style="color:blue" %)**RS485 command timeout**(%%) ====
705	705
706		-* Downlink Commands:
707	707
708		-A9 aa -à Same as AT+MBFUN=aa
	913	+(((
	914	+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.
	915	+)))
709	709
	917	+(((
	918	+Default value: 0, range:  0 ~~ 65 seconds
	919	+)))
710	710
711		-==== RS485 command timeout ====
	921	+* (((
	922	+(% style="color:#037691" %)** AT Command:**
712	712
713		-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.
	924	+**AT+CMDDLaa=hex(bb cc)*1000**
	925	+)))
714	714
715		-Default value: 0, range:  0 ~~ 5 seconds
	927	+(((
	928	+
716	716
	930	+**Example:**
	931	+)))
717	717
718		-* AT Command:
	933	+(((
	934	+**AT+CMDDL1=1000** to send the open time to 1000ms
	935	+)))
719	719
720		-AT+CMDDLaa=hex(bb cc)
	937	+(((
	938	+
	939	+)))
721	721
722		-Example:
	941	+* (((
	942	+(% style="color:#037691" %)** Downlink Payload:**
	943	+)))
723	723
724		-**AT+CMDDL1=1000** to send the open time to 1000ms
	945	+(((
	946	+**0x AA aa bb cc**
	947	+)))
725	725
	949	+(((
	950	+Same as: AT+CMDDLaa=hex(bb cc)*1000
	951	+)))
726	726
727		-* Downlink Payload:
	953	+(((
	954	+**Example:**
	955	+)))
728	728
729		-0x AA aa bb cc
	957	+(((
	958	+**0xAA 01 00 01**  ~-~-> Same as  **AT+CMDDL1=1000 ms**
	959	+)))
730	730
731		-Same as: AT+CMDDLaa=hex(bb cc)
732	732
733		- Example:
	962	+==== (% style="color:blue" %)**Uplink payload mode**(%%) ====
734	734
735		- 0xAA 01 03 E8  à Same as **AT+CMDDL1=1000 ms**
736	736
	965	+(((
	966	+Define to use one uplink or multiple uplinks for the sampling.
	967	+)))
737	737
738		-==== [[Uplink>>path:#downlink_A8]] payload mode ====
	969	+(((
	970	+The use of this command please see: [[Compose Uplink payload>>||anchor="H3.3.4Composetheuplinkpayload"]]
739	739
740		-Define to use one uplink or multiple uplinks for the sampling.
	972	+
	973	+)))
741	741
742		-The use of this command please see: [[Compose Uplink payload>>path:#DataUP]]
	975	+* (((
	976	+(% style="color:#037691" %)** AT Command:**
743	743
744		-* AT Command:
	978	+**AT+DATAUP=0**
745	745
746		-AT+DATAUP=0
	980	+**AT+DATAUP=1**
747	747
748		-AT+DATAUP=1
	982	+
	983	+)))
749	749
	985	+**0xAD 01 00 00 14**  **~-~->** Same as AT+DATAUP=1，20000 ~/~/(00 00 14 is 20 seconds)
750	750
751		-* Downlink Payload:
	987	+Each uplink is sent to the server at 20-second intervals when segmented.
752	752
753		-0xAD 00   à Same as AT+DATAUP=0
754	754
755		-0xAD 01   à Same as AT+DATAUP=1
	990	+* (((
	991	+(% style="color:#037691" %)** Downlink Payload:**
	992	+)))
756	756
	994	+**0xAD 00**  **~-~->** Same as AT+DATAUP=0
757	757
758		-==== Manually trigger an Uplink ====
	996	+**0xAD 01**  **~-~->** Same as AT+DATAUP=1  ~/~/Each uplink is sent to the server one after the other as it is segmented.
759	759
	998	+
	999	+* (((
	1000	+(% style="color:#037691" %)** AT Command:**
	1001	+)))
	1002	+
	1003	+**AT+DATAUP=1,Timeout**
	1004	+
	1005	+
	1006	+* (((
	1007	+(% style="color:#037691" %)** Downlink Payload:**
	1008	+)))
	1009	+
	1010	+**0xAD 01 00 00 14**  **~-~->** Same as AT+DATAUP=1，20000 ~/~/(00 00 14 is 20 seconds)
	1011	+
	1012	+Each uplink is sent to the server at 20-second intervals when segmented.
	1013	+
	1014	+==== (% style="color:blue" %)**Manually trigger an Uplink**(%%) ====
	1015	+
	1016	+
	1017	+(((
760	760	Ask device to send an uplink immediately.
	1019	+)))
761	761
762		-* Downlink Payload:
	1021	+* (((
	1022	+(% style="color:#037691" %)** AT Command:**
	1023	+)))
763	763
764		-0x08 FF, RS485-BL will immediately send an uplink.
	1025	+(((
	1026	+No AT Command for this, user can press the [[ACT button>>||anchor="H3.7Buttons"]] for 1 second for the same.
	1027	+)))
765	765
	1029	+(((
	1030	+
	1031	+)))
766	766
767		-==== Clear RS485 Command ====
	1033	+* (((
	1034	+(% style="color:#037691" %)** Downlink Payload:**
	1035	+)))
768	768
	1037	+(((
	1038	+**0x08 FF**, RS485-LN will immediately send an uplink.
	1039	+)))
	1040	+
	1041	+
	1042	+
	1043	+
	1044	+==== (% style="color:blue" %)**Clear RS485 Command**(%%) ====
	1045	+
	1046	+
	1047	+(((
769	769	The AT+COMMANDx and AT+DATACUTx settings are stored in special location, user can use below command to clear them.
770	770
	1050	+
	1051	+)))
771	771
772		-* AT Command:
	1053	+* (((
	1054	+(% style="color:#037691" %)** AT Command:**
	1055	+)))
773	773
	1057	+(((
774	774	**AT+CMDEAR=mm,nn**   mm: start position of erase ,nn: stop position of erase
	1059	+)))
775	775
	1061	+(((
776	776	Etc. AT+CMDEAR=1,10 means erase AT+COMMAND1/AT+DATACUT1 to AT+COMMAND10/AT+DATACUT10
	1063	+)))
777	777
	1065	+(((
778	778	Example screen shot after clear all RS485 commands.
	1067	+)))
779	779
	1069	+(((
	1070	+
	1071	+)))
780	780
781		-
	1073	+(((
782	782	The uplink screen shot is:
	1075	+)))
783	783
784		-[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image023.png]]
	1077	+(% 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" %)​
785	785
786	786
787		-* Downlink Payload:
	1080	+* (((
	1081	+(% style="color:#037691" %)** Downlink Payload:**
	1082	+)))
788	788
789		-0x09 aa bb same as AT+CMDEAR=aa,bb
	1084	+(((
	1085	+**0x09 aa bb** same as AT+CMDEAR=aa,bb
	1086	+)))
790	790
791	791
792		-==== Set Serial Communication Parameters ====
793	793
	1090	+
	1091	+==== (% style="color:blue" %)**Set Serial Communication Parameters**(%%) ====
	1092	+
	1093	+
	1094	+(((
794	794	Set the Rs485 serial communication parameters:
795	795
796		-* AT Command:
	1097	+
	1098	+)))
797	797
798		-Set Baud Rate:
	1100	+* (((
	1101	+(% style="color:#037691" %)** AT Command:**
	1102	+)))
799	799
800		-AT+BAUDR=9600    ~/~/ Options: (1200,2400,4800,14400,19200,115200)
	1104	+(((
	1105	+* Set Baud Rate
	1106	+)))
801	801
	1108	+**AT+BAUDR=9600**    ~/~/ Options: (200~~115200)  When using low baud rate or receiving multiple bytes, you need to use AT+CMDDL to increase the receive timeout (the default receive timeout is 400ms), otherwise data will be lost
802	802
803		-Set UART parity
804	804
805		-AT+PARITY=0    ~/~/ Option: 0: no parity, 1: odd parity, 2: even parity
	1111	+(((
	1112	+* Set UART Parity
	1113	+)))
806	806
	1115	+**AT+PARITY=0**    ~/~/ Option: 0: no parity, 1: odd parity, 2: even parity
807	807
808		-Set STOPBIT
809	809
810		-AT+STOPBIT=0    ~/~/ Option: 0 for 1bit; 1 for 1.5 bit ; 2 for 2 bits
	1118	+(((
	1119	+* Set STOPBIT
	1120	+)))
811	811
	1122	+**AT+STOPBIT=0**    ~/~/ Option: 0 for 1bit; 1 for 1.5 bit ; 2 for 2 bits
812	812
813		-* Downlink Payload:
814	814
815		-A7 01 aa bb: Same  AT+BAUDR=hex(aa bb)*100
816	816
817		-Example:
	1126	+* (((
	1127	+(% style="color:#037691" %)** Downlink Payload:**
	1128	+)))
818	818
819		-* A7 01 00 60   same as AT+BAUDR=9600
820		-* A7 01 04 80  same as AT+BAUDR=115200
	1130	+(((
	1131	+**A7 01 aa bb**:  Same  AT+BAUDR=hex(aa bb)*100
	1132	+)))
821	821
822		-A7 02 aa: Same as  AT+PARITY=aa  (aa value: 00 , 01 or 02)
	1134	+(((
	1135	+**Example:**
	1136	+)))
823	823
824		-A7 03 aa: Same as  AT+STOPBIT=aa  (aa value: 00 , 01 or 02)
	1138	+* (((
	1139	+A7 01 00 60   same as AT+BAUDR=9600
	1140	+)))
	1141	+* (((
	1142	+A7 01 04 80  same as AT+BAUDR=115200
	1143	+)))
825	825
	1145	+(((
	1146	+A7 02 aa:  Same as  AT+PARITY=aa  (aa value: 00 , 01 or 02)
	1147	+)))
826	826
827		-==== Control output power duration ====
	1149	+(((
	1150	+A7 03 aa:  Same as  AT+STOPBIT=aa  (aa value: 00 , 01 or 02)
	1151	+)))
828	828
829		-User can set the output power duration before each sampling.
830	830
831		-* AT Command:
	1154	+==== (% style="color:blue" %)**Encrypted payload**(%%) ====
832	832
833		-Example:
	1156	+(((
	1157	+
	1158	+)))
834	834
835		-AT+3V3T=1000 ~/~/ 3V3 output power will open 1s before each sampling.
	1160	+* (((
	1161	+(% style="color:#037691" %)** AT Command:**
	1162	+)))
836	836
837		-AT+5VT=1000 ~/~/ +5V output power will open 1s before each sampling.
	1164	+**AT+DECRYPT=1  **~/~/ The payload is uploaded without encryption
838	838
	1166	+**AT+DECRYPT=0  **~/~/Encrypt when uploading payload (default)
839	839
840		-* LoRaWAN Downlink Command:
841	841
842		-07 01 aa bb  Same as AT+5VT=(aa bb)
	1169	+==== (% style="color:blue" %)**Get sensor value**(%%) ====
843	843
844		-07 02 aa bb  Same as AT+3V3T=(aa bb)
845	845
	1172	+* (((
	1173	+(% style="color:#037691" %)** AT Command:**
	1174	+)))
846	846
	1176	+**AT+GETSENSORVALUE=0  **~/~/ The serial port gets the reading of the current sensor
847	847
	1178	+**AT+GETSENSORVALUE=1  **~/~/The serial port gets the current sensor reading and uploads it.
848	848
849		-1.
850		-11. Buttons
851	851
852		-|**Button**|**Feature**
853		-|**RST**|Reboot RS485-BL
	1181	+==== (% style="color:blue" %)**Resets the downlink packet count**(%%) ====
854	854
855		-1.
856		-11. +3V3 Output
857	857
858		-RS485-BL has a Controllable +3V3 output, user can use this output to power external sensor.
	1184	+* (((
	1185	+(% style="color:#037691" %)** AT Command:**
	1186	+)))
859	859
860		-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.
	1188	+**AT+DISFCNTCHECK=0  **~/~/ When the downlink packet count sent by the server is less than the node downlink packet count or exceeds 16384, the node will no longer receive downlink packets (default)
861	861
	1190	+**AT+DISFCNTCHECK=1  **~/~/When the downlink packet count sent by the server is less than the node downlink packet count or exceeds 16384, the node resets the downlink packet count and keeps it consistent with the server downlink packet count.
862	862
863		-The +3V3 output time can be controlled by AT Command.
864	864
865		-**AT+3V3T=1000**
	1193	+==== (% style="color:blue" %)**When the limit bytes are exceeded, upload in batches**(%%) ====
866	866
867		-Means set +3v3 valid time to have 1000ms. So, the real +3v3 output will actually have 1000ms + sampling time for other sensors.
868	868
	1196	+* (((
	1197	+(% style="color:#037691" %)** AT Command:**
	1198	+)))
869	869
870		-By default, the AT+3V3T=0. This is a special case, means the +3V3 output is always on at any time
	1200	+ **AT+DISMACANS=0**  ~/~/ When the MACANS of the reply server plus the payload exceeds the maximum number of bytes of 11 bytes (DR0 of US915, DR2 of AS923, DR2 of AU195), the node will send a packet with a payload of 00 and a port of 4. (default)
871	871
	1202	+ **AT+DISMACANS=1**      ~/~/ When the MACANS of the reply server plus the payload exceeds the maximum number of bytes of the DR, the node will ignore the MACANS and not reply, and only upload the payload part.
872	872
873		-1.
874		-11. +5V Output
875	875
876		-RS485-BL has a Controllable +5V output, user can use this output to power external sensor.
	1205	+* (((
	1206	+(% style="color:#037691" %)** Downlink Payload:**
	1207	+)))
877	877
878		-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.
	1209	+**0x21 00 01 ** ~/~/ Set  the DISMACANS=1
879	879
880	880
881		-The 5V output time can be controlled by AT Command.
	1212	+==== (% style="color:blue" %)** Copy downlink to uplink **(%%) ====
882	882
883		-**AT+5VT=1000**
884	884
885		-Means set 5V valid time to have 1000ms. So, the real 5V output will actually have 1000ms + sampling time for other sensors.
	1215	+* (((
	1216	+(% style="color:#037691" %)** AT Command:**
	1217	+)))
886	886
	1219	+**AT+RPL=5**  ~/~/ After receiving the package from the server, it will immediately upload the content of the package to the server, the port number is 100.
887	887
888		-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.
	1221	+Example：**aa xx xx xx xx**         ~/~/ aa indicates whether the configuration has changed, 00 is yes, 01 is no; xx xx xx xx are the bytes sent.
889	889
	1223	+[[image:http://wiki.dragino.com/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LSN50%20%26%20LSN50-V2%20-%20LoRaWAN%20Sensor%20Node%20User%20Manual/WebHome/image-20220823173747-6.png?width=1124&height=165&rev=1.1||alt="image-20220823173747-6.png"]]
890	890
	1225	+For example, sending 11 22 33 44 55 66 77 will return invalid configuration 00 11 22 33 44 55 66 77.
891	891
	1227	+[[image:http://wiki.dragino.com/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LSN50%20%26%20LSN50-V2%20-%20LoRaWAN%20Sensor%20Node%20User%20Manual/WebHome/image-20220823173833-7.png?width=1124&height=149&rev=1.1||alt="image-20220823173833-7.png"]]
892	892
893		-1.
894		-11. LEDs
	1229	+For example, if 01 00 02 58 is issued, a valid configuration of 01 01 00 02 58 will be returned.
895	895
896		-|**LEDs**|**Feature**
897		-|**LED1**|Blink when device transmit a packet.
898	898
899		-1.
900		-11. Switch Jumper
	1232	+==== (% style="color:blue" %)**Query version number and frequency band 、TDC**(%%) ====
901	901
902		-|**Switch Jumper**|**Feature**
903		-|**SW1**|(((
904		-ISP position: Upgrade firmware via UART
905	905
906		-Flash position: Configure device, check running status.
	1235	+* (((
	1236	+(% style="color:#037691" %)**Downlink Payload:**
	1237	+
	1238	+**26 01  ** ~/~/ Downlink 26 01 can query device upload frequency, frequency band, software version number, TDC time.
907	907	)))
908		-|**SW2**|(((
909		-5V position: set to compatible with 5v I/O.
910	910
911		-3.3v position: set to compatible with 3.3v I/O.,
	1241	+Example：
	1242	+
	1243	+[[image:http://wiki.dragino.com/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LSN50%20%26%20LSN50-V2%20-%20LoRaWAN%20Sensor%20Node%20User%20Manual/WebHome/image-20220823173929-8.png?width=1205&height=76&rev=1.1||alt="image-20220823173929-8.png"]]
	1244	+
	1245	+(% class="wikigeneratedid" %)
	1246	+==== ====
	1247	+
	1248	+==== (% style="color:blue" %)** Monitor RS485 communication of other devices**(%%) ====
	1249	+
	1250	+
	1251	+* (((
	1252	+(% style="color:#037691" %)** AT Command:**
912	912	)))
913	913
914		-+3.3V: is always ON
	1255	+**~ ​AT+RXMODE=1,10**  ~/~/ When the RS485-LN receives more than 10 bytes from the RS485, it immediately sends the uplink of the received data.
915	915
916		-+5V: Only open before every sampling. The time is by default, it is AT+5VT=0.  Max open time. 5000 ms.
	1257	+**~ ​AT+RXMODE=2,500 ** ~/~/RS485-LN uploads data as uplink from the first byte received by RS485 to the data received within 500ms after that.
917	917
918		-1. Case Study
	1259	+ **AT+RXMODE=0,0  ** ~/~/Disable this mode (default)
919	919
920		-User can check this URL for some case studies.
921	921
922		-[[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]]
	1262	+* (((
	1263	+(% style="color:#037691" %)**Downlink Payload:**
	1264	+)))
923	923
	1266	+**A6 aa bb bb  ** ~/~/same as AT+RXMODE=aa,bb
924	924
	1268	+[[image:image-20220824144240-1.png]]
925	925
926	926
927		-1. Use AT Command
928		-11. Access AT Command
929	929
930		-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.
	1272	+== 3.6 Listening mode for RS485 network ==
931	931
932		-[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image027.png]]
933	933
	1275	+(((
	1276	+This feature support since firmware v1.4
	1277	+)))
934	934
935		-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:
	1279	+(((
	1280	+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		-[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image028.png]]
	1282	+
	1283	+)))
938	938
	1285	+(% 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" %)​
939	939
	1287	+(((
	1288	+To enable the listening mode, use can run the command AT+RXMODE.
	1289	+)))
940	940
941		-More detail AT Command manual can be found at [[AT Command Manual>>path:#AT_COMMAND]]
	1291	+(((
	1292	+
	1293	+)))
942	942
	1295	+(% border="1" cellspacing="10" style="background-color:#ffffcc; width:500px" %)
	1296	+|=(% style="width: 100px;" %)(((
	1297	+**Command example**
	1298	+)))|=(% style="width: 400px;" %)(((
	1299	+**Function**
	1300	+)))
	1301	+|(% style="width:100px" %)(((
	1302	+AT+RXMODE=1,10
	1303	+)))|(% style="width:400px" %)(((
	1304	+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.
	1305	+)))
	1306	+|(% style="width:100px" %)(((
	1307	+AT+RXMODE=2,500
	1308	+)))|(% style="width:400px" %)(((
	1309	+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
	1310	+)))
	1311	+|(% style="width:100px" %)(((
	1312	+AT+RXMODE=0,0
	1313	+)))|(% style="width:400px" %)(((
	1314	+Disable listening mode. This is the default settings.
	1315	+)))
	1316	+|(% style="width:100px" %)(((
	1317	+
	1318	+)))|(% style="width:400px" %)(((
	1319	+A6 aa bb cc  same as AT+RXMODE=aa,(bb<<8 | cc)
	1320	+)))
943	943
	1322	+(((
	1323	+(% style="color:#037691" %)** Downlink Command:**
	1324	+)))
944	944
945		-1.
946		-11. Common AT Command Sequence
947		-111. Multi-channel ABP mode (Use with SX1301/LG308)
	1326	+(((
	1327	+**0xA6 aa bb cc ** same as AT+RXMODE=aa,(bb<<8 | cc)
	1328	+)))
948	948
949		-If device has not joined network yet:
	1330	+(((
	1331	+
	1332	+)))
950	950
951		-AT+FDR
	1334	+(((
	1335	+**Example**:
	1336	+)))
952	952
953		-AT+NJM=0
	1338	+(((
	1339	+The RS485-LN is set to AT+RXMODE=2,1000
	1340	+)))
954	954
955		-ATZ
	1342	+(((
	1343	+There is a two Modbus commands in the RS485 network as below:
	1344	+)))
956	956
	1346	+(((
	1347	+The Modbus master send a command: (% style="background-color:#ffc000" %)01 03 00 00 00 02 c4 0b
	1348	+)))
957	957
958		-If device already joined network:
	1350	+(((
	1351	+And Modbus slave reply with: (% style="background-color:green" %)01 03 04 00 00 00 00 fa 33
	1352	+)))
959	959
960		-AT+NJM=0
	1354	+(((
	1355	+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
	1356	+)))
961	961
962		-ATZ
	1358	+(((
	1359	+(% 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" %)​
	1360	+)))
963	963
964		-1.
965		-11.
966		-111. Single-channel ABP mode (Use with LG01/LG02)
	1362	+(((
	1363	+
	1364	+)))
967	967
968		-AT+FDR   Reset Parameters to Factory Default, Keys Reserve
	1366	+(((
	1367	+(((
	1368	+(% 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.**
	1369	+)))
	1370	+)))
969	969
970		-AT+NJM=0 Set to ABP mode
971	971
972		-AT+ADR=0 Set the Adaptive Data Rate Off
973	973
974		-AT+DR=5  Set Data Rate
	1374	+== 3.7 Buttons ==
975	975
976		-AT+TDC=60000  Set transmit interval to 60 seconds
977	977
978		-AT+CHS=868400000 Set transmit frequency to 868.4Mhz
	1377	+(% border="1" cellspacing="10" style="background-color:#f7faff; width:430px" %)
	1378	+|=(% style="width: 50px;" %)**Button**|=(% style="width: 361px;" %)**Feature**
	1379	+|(% 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**
	1380	+|(% style="width:50px" %)**RST**|(% style="width:361px" %)Reboot RS485
	1381	+|(% style="width:50px" %)**PRO**|(% style="width:361px" %)Use for upload image, see [[How to Update Image>>||anchor="H6.1Howtoupgradetheimage3F"]]
979	979
980		-AT+RX2FQ=868400000 Set RX2Frequency to 868.4Mhz (according to the result from server)
	1383	+== 3.8 LEDs ==
981	981
982		-AT+RX2DR=5  Set RX2DR to match the downlink DR from server. see below
983	983
984		-AT+DADDR=26 01 1A F1 Set Device Address to 26 01 1A F1, this ID can be found in the LoRa Server portal.
	1386	+(% border="1" cellspacing="10" style="background-color:#f7faff; width:430px" %)
	1387	+|=(% style="width: 50px;" %)**LEDs**|=(% style="width: 380px;" %)**Feature**
	1388	+|**PWR**|Always on if there is power
	1389	+|**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		-ATZ          Reset MCU
	1391	+= 4. Case Study =
987	987
988		-**Note:**
989	989
990		-1. Make sure the device is set to ABP mode in the IoT Server.
991		-1. Make sure the LG01/02 gateway RX frequency is exactly the same as AT+CHS setting.
992		-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.
993		-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
	1394	+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]]
994	994
995		-[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image029.png]]
996	996
997	997
998		-1. FAQ
999		-11. How to upgrade the image?
	1398	+= 5. Use AT Command =
1000	1000
1001		-The RS485-BL LoRaWAN Controller is shipped with a 3.5mm cable, the cable is used to upload image to RS485-BL to:
1002	1002
1003		-* Support new features
1004		-* For bug fix
1005		-* Change LoRaWAN bands.
	1401	+== 5.1 Access AT Command ==
1006	1006
1007		-Below shows the hardware connection for how to upload an image to RS485-BL:
1008	1008
1009		-[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image030.png]]
	1404	+(((
	1405	+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.
	1406	+)))
1010	1010
1011		-**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]].
	1408	+(% 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" %)​
1012	1012
1013		-**Step2**: Download the [[LT Image files>>url:http://www.dragino.com/downloads/index.php?dir=LT_LoRa_IO_Controller/LT33222-L/image/]].
1014	1014
1015		-**Step3: **Open flashloader; choose the correct COM port to update.
	1411	+(((
	1412	+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:
	1413	+)))
1016	1016
	1415	+(% 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" %)​
1017	1017
1018		-|(((
1019		-HOLD PRO then press the RST button, SYS will be ON, then click next
	1417	+
	1418	+(((
	1419	+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/]]
1020	1020	)))
1021	1021
1022		-|(((
1023		-Board detected
	1422	+
	1423	+
	1424	+== 5.2 Common AT Command Sequence ==
	1425	+
	1426	+
	1427	+=== 5.2.1 Multi-channel ABP mode (Use with SX1301/LG308) ===
	1428	+
	1429	+
	1430	+If device has not joined network yet:
	1431	+
	1432	+* (% style="color:#037691" %)**AT+FDR**
	1433	+* (% style="color:#037691" %)**AT+NJM=0**
	1434	+* (% style="color:#037691" %)**ATZ**
	1435	+
	1436	+(((
	1437	+
	1438	+
	1439	+If device already joined network:
	1440	+
	1441	+* (% style="color:#037691" %)**AT+NJM=0**
	1442	+* (% style="color:#037691" %)**ATZ**
	1443	+
	1444	+
1024	1024	)))
1025	1025
1026		-|(((
	1447	+
	1448	+
	1449	+=== 5.5.2 Single-channel ABP mode (Use with LG01/LG02) ===
	1450	+
	1451	+
	1452	+(% style="background-color:#dcdcdc" %)**AT+FDR** (%%) Reset Parameters to Factory Default, Keys Reserve
	1453	+
	1454	+(% style="background-color:#dcdcdc" %)**AT+NJM=0 **(%%) Set to ABP mode
	1455	+
	1456	+(% style="background-color:#dcdcdc" %)**AT+ADR=0** (%%) Set the Adaptive Data Rate Off
	1457	+
	1458	+(% style="background-color:#dcdcdc" %)**AT+DR=5**   (%%) Set Data Rate
	1459	+
	1460	+(% style="background-color:#dcdcdc" %)**AT+TDC=60000** (%%) Set transmit interval to 60 seconds
	1461	+
	1462	+(% style="background-color:#dcdcdc" %)**AT+CHS=868400000**(%%)  Set transmit frequency to 868.4Mhz
	1463	+
	1464	+(% style="background-color:#dcdcdc" %)**AT+RX2FQ=868400000** (%%) Set RX2Frequency to 868.4Mhz (according to the result from server)
	1465	+
	1466	+(% style="background-color:#dcdcdc" %)**AT+RX2DR=5**  (%%) Set RX2DR to match the downlink DR from server. see below
	1467	+
	1468	+(% 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.
	1469	+
	1470	+(% style="background-color:#dcdcdc" %)**ATZ**       (%%) Reset MCU
	1471	+
	1472	+
	1473	+(% style="color:red" %)**Note:**
	1474	+
	1475	+(((
	1476	+(% style="color:red" %)1. Make sure the device is set to ABP mode in the IoT Server.
	1477	+2. Make sure the LG01/02 gateway RX frequency is exactly the same as AT+CHS setting.
	1478	+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.
	1479	+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
	1480	+
1027	1027
1028	1028	)))
1029	1029
1030		-[[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]]
	1484	+(% 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" %)​
1031	1031
1032	1032
1033	1033
1034		-[[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]]
	1488	+= 6. FAQ =
1035	1035
1036	1036
1037		-[[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]]
	1491	+== 6.1 How to upgrade the image? ==
1038	1038
1039	1039
1040		-1.
1041		-11. How to change the LoRa Frequency Bands/Region?
	1494	+(((
	1495	+The RS485-LN LoRaWAN Controller is shipped with a 3.5mm cable, the cable is used to upload image to RS485-LN to:
	1496	+)))
1042	1042
1043		-User can follow the introduction for [[how to upgrade image>>path:#upgrade_image]]. When download the images, choose the required image file for download.
	1498	+* (((
	1499	+Support new features
	1500	+)))
	1501	+* (((
	1502	+For bug fix
	1503	+)))
	1504	+* (((
	1505	+Change LoRaWAN bands.
	1506	+)))
1044	1044
	1508	+(((
	1509	+Below shows the hardware connection for how to upload an image to RS485-LN:
	1510	+)))
1045	1045
	1512	+(% 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"]]
1046	1046
1047		-1.
1048		-11. How many RS485-Slave can RS485-BL connects?
	1514	+(% title="Click and drag to resize" %)​
1049	1049
1050		-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]].
	1516	+(((
	1517	+(% 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]].
	1518	+)))
1051	1051
	1520	+(((
	1521	+(% style="color:blue" %)**Step2**(%%)**:** Download the [[LT Image files>>url:https://www.dragino.com/downloads/index.php?dir=RS485-LN/Firmware/]].
	1522	+)))
1052	1052
	1524	+(((
	1525	+(% style="color:blue" %)**Step3**(%%)**: **Open flashloader; choose the correct COM port to update.
	1526	+)))
1053	1053
	1528	+(((
	1529	+(((
	1530	+(((
	1531	+(% 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.
	1532	+)))
	1533	+)))
	1534	+)))
1054	1054
1055		-1. Trouble Shooting
1056		-11. Downlink doesn’t work, how to solve it?
1057	1057
1058		-Please see this link for debug:
	1537	+(% 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" %)​
1059	1059
1060		-[[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]]
1061	1061
	1540	+(% 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" %)​
1062	1062
1063	1063
1064		-1.
1065		-11. Why I can’t join TTN V3 in US915 /AU915 bands?
	1543	+(% 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" %)​
1066	1066
1067		-It might about the channels mapping. Please see for detail.
1068	1068
1069		-[[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]]
	1546	+(% 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:**
1070	1070
	1548	+(% 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" %)​
1071	1071
1072	1072
1073		-1. Order Info
1074	1074
1075		-**Part Number: RS485-BL-XXX**
	1552	+== 6.2 How to change the LoRa Frequency Bands/Region? ==
1076	1076
1077		-**XXX:**
1078	1078
1079		-* **EU433**: frequency bands EU433
1080		-* **EU868**: frequency bands EU868
1081		-* **KR920**: frequency bands KR920
1082		-* **CN470**: frequency bands CN470
1083		-* **AS923**: frequency bands AS923
1084		-* **AU915**: frequency bands AU915
1085		-* **US915**: frequency bands US915
1086		-* **IN865**: frequency bands IN865
1087		-* **RU864**: frequency bands RU864
1088		-* **KZ865: **frequency bands KZ865
	1555	+User can follow the introduction for [[how to upgrade image>>||anchor="H6.1Howtoupgradetheimage3F"]]. When download the images, choose the required image file for download.
1089	1089
1090		-1. Packing Info
1091	1091
	1558	+
	1559	+== 6.3 How many RS485-Slave can RS485-LN connects? ==
	1560	+
	1561	+
	1562	+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"]].
	1563	+
	1564	+
	1565	+
	1566	+== 6.4 Compatible question to ChirpStack and TTI LoRaWAN server ? ==
	1567	+
	1568	+
	1569	+When user need to use with ChirpStack or TTI. Please set AT+RPL=4.
	1570	+
	1571	+Detail info check this link: [[Set Packet Receiving Response Level>>doc:Main.End Device AT Commands and Downlink Command.WebHome||anchor="H7.23SetPacketReceivingResponseLevel"]]
	1572	+
	1573	+
	1574	+
	1575	+== 6.5 Can i use point to point communication for RS485-LN? ==
	1576	+
	1577	+
	1578	+Yes, please refer [[Point to Point Communication for RS485-LN>>Point to Point Communication for RS485-LN]].
	1579	+
	1580	+
	1581	+
	1582	+== 6.6 How to Use RS485-LN  to connect to RS232 devices? ==
	1583	+
	1584	+
	1585	+[[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/]]
	1586	+
	1587	+
	1588	+
	1589	+= 7. Trouble Shooting =
	1590	+
	1591	+
	1592	+== 7.1 Downlink doesn't work, how to solve it? ==
	1593	+
	1594	+
	1595	+Please see this link for debug: [[LoRaWAN Communication Debug>>doc:Main.LoRaWAN Communication Debug.WebHome]]
	1596	+
	1597	+
	1598	+
	1599	+== 7.2 Why I can't join TTN V3 in US915 /AU915 bands? ==
	1600	+
	1601	+
	1602	+It might about the channels mapping. Please see for detail: [[Notice of Frequency band>>doc:Main.LoRaWAN Communication Debug.WebHome||anchor="H2.NoticeofUS9152FCN4702FAU915Frequencyband"]]
	1603	+
	1604	+
	1605	+
	1606	+= 8. Order Info =
	1607	+
	1608	+
	1609	+(% style="color:blue" %)**Part Number: RS485-LN-XXX**
	1610	+
	1611	+(% style="color:blue" %)**XXX:**
	1612	+
	1613	+* (% style="color:red" %)**EU433**(%%):  frequency bands EU433
	1614	+* (% style="color:red" %)**EU868**(%%):  frequency bands EU868
	1615	+* (% style="color:red" %)**KR920**(%%):  frequency bands KR920
	1616	+* (% style="color:red" %)**CN470**(%%):  frequency bands CN470
	1617	+* (% style="color:red" %)**AS923**(%%):  frequency bands AS923
	1618	+* (% style="color:red" %)**AU915**(%%):  frequency bands AU915
	1619	+* (% style="color:red" %)**US915**(%%):  frequency bands US915
	1620	+* (% style="color:red" %)**IN865**(%%):  frequency bands IN865
	1621	+* (% style="color:red" %)**RU864**(%%):  frequency bands RU864
	1622	+* (% style="color:red" %)**KZ865**(%%):  frequency bands KZ865
	1623	+
	1624	+= 9.Packing Info =
	1625	+
	1626	+
1092	1092	**Package Includes**:
1093	1093
1094		-* RS485-BL x 1
	1629	+* RS485-LN x 1
1095	1095	* Stick Antenna for LoRa RF part x 1
1096	1096	* Program cable x 1
1097	1097
...	...	@@ -1102,9 +1102,68 @@
1102	1102	* Package Size / pcs : 14.5 x 8 x 5 cm
1103	1103	* Weight / pcs : 170g
1104	1104
1105		-1. Support
	1640	+= 10. FCC Caution for RS485LN-US915 =
1106	1106
1107		-* 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.
1108		-* 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
1109	1109
1110		-[[support@dragino.com>>url:file:///D:/市场资料/说明书/LoRa/LT系列/support@dragino.com]]
	1643	+(((
	1644	+Any Changes or modifications not expressly approved by the party responsible for compliance could void the user's authority to operate the equipment.
	1645	+)))
	1646	+
	1647	+(((
	1648	+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.
	1649	+)))
	1650	+
	1651	+(((
	1652	+
	1653	+)))
	1654	+
	1655	+(((
	1656	+(% style="color:red" %)**IMPORTANT NOTE:**
	1657	+)))
	1658	+
	1659	+(((
	1660	+(% style="color:red" %)**Note: **(%%)This equipment has been tested and found to comply with the limits for a Class B digital device, pursuant to part 15 of the FCC Rules. These limits are designed to provide reasonable protection against harmful interference in a residential installation. This equipment generates, uses and can radiate radio frequency energy and, if not installed and used in accordance with the instructions, may cause harmful interference to radio communications. However, there is no guarantee that interference will not occur in a particular installation. If this equipment does cause harmful interference to radio or television reception, which can be determined by turning the equipment off and on, the user is encouraged to try to correct the interference by one or more of the following measures:
	1661	+)))
	1662	+
	1663	+(((
	1664	+—Reorient or relocate the receiving antenna.
	1665	+)))
	1666	+
	1667	+(((
	1668	+—Increase the separation between the equipment and receiver.
	1669	+)))
	1670	+
	1671	+(((
	1672	+—Connect the equipment into an outlet on a circuit different from that to which the receiver is connected.
	1673	+)))
	1674	+
	1675	+(((
	1676	+—Consult the dealer or an experienced radio/TV technician for help.
	1677	+)))
	1678	+
	1679	+(((
	1680	+
	1681	+)))
	1682	+
	1683	+(((
	1684	+(% style="color:red" %)**FCC Radiation Exposure Statement:**
	1685	+)))
	1686	+
	1687	+(((
	1688	+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.
	1689	+)))
	1690	+
	1691	+
	1692	+
	1693	+= 11. Support =
	1694	+
	1695	+
	1696	+* (((
	1697	+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.
	1698	+)))
	1699	+* (((
	1700	+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]].
	1701	+
	1702	+
	1703	+
	1704	+)))

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