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	(((
20	20	(((
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	39	+
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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23	23
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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.
26	26	)))
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27	27
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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
32	32	(((
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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.
	59	+)))
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	)))
37	37	)))
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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
...	...	@@ -74,12 +74,13 @@
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	(((
	144	+(((
108	108	v1.2: Add External Interrupt Pin.
	146	+)))
109	109
	148	+(((
110	110	v1.0: Release
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111	111
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112	112
113	113	)))
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115	115
116	116	= 2. Power ON Device =
117	117
	159	+
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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150	150	(((
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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	)))
164	164
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.
167	167	)))
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171	171	)))
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174		-[[image:1652953462722-299.png]]
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175	175
	227	+
176	176	(((
177	177	(((
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	)))
184	184	)))
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**
...	...	@@ -416,687 +416,1141 @@
416	416
417	417	(% style="color:#4f81bd" %)**Battery Info+PAYVER + PAYLOAD COUNT + PAYLOAD# + DATA**
418	418
419		-1. Battery Info (2 bytes): Battery voltage
420		-1. PAYVER (1 byte): Defined by AT+PAYVER
421		-1. PAYLOAD COUNT (1 byte): Total how many uplinks of this sampling.
422		-1. PAYLOAD# (1 byte): Number of this uplink. (from 0,1,2,3…,to PAYLOAD COUNT)
423		-1. DATA: Valid value: max 6 bytes(US915 version here, Notice*!) for each uplink so each uplink <= 11 bytes. For the last uplink, DATA will might less than 6 bytes
424	424
425		-[[image:1653269916228-732.png||height="433" width="711"]]
	495	+1. PAYVER: Defined by AT+PAYVER
	496	+1. PAYLOAD COUNT: Total how many uplinks of this sampling.
	497	+1. PAYLOAD#: Number of this uplink. (from 0,1,2,3…,to PAYLOAD COUNT)
	498	+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
426	426
	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" %)​
427	427
428		-So totally there will be 3 uplinks for this sampling, each uplink includes 6 bytes DATA
429	429
430		-DATA1=RETURN1 Valid Value = (% style="background-color:green; color:white" %)20 20 0a 33 90 41
	503	+So totally there will be 3 uplinks for this sampling, each uplink include 8 bytes DATA
431	431
432		-DATA2=1^^st^^ ~~ 6^^th^^ byte of Valid value of RETURN10=(% style="background-color:green; color:white" %) 02 aa 05 81 0a 20
	505	+DATA1=RETURN1 Valid Value + the first two of Valid value of RETURN10= **20 20 0a 33 90 41 02 aa**
433	433
434		-DATA3=7^^th^^ ~~ 11^^th^^ bytes of Valid value of RETURN10 = (% style="background-color:green; color:white" %)20 20 20 2d 30
	507	+DATA2=3^^rd^^ ~~ 10^^th^^ byte of Valid value of RETURN10= **05 81 0a 20 20 20 20 2d**
435	435
436		-Below are the uplink payloads:
	509	+DATA3=the rest of Valid value of RETURN10= **30**
437	437
438		-[[image:1653270130359-810.png]]
439	439
	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:**
440	440
441		-(% style="color:red" %)**Notice: the Max bytes is according to the max support bytes in different Frequency Bands for lowest SF. As below:**
	514	+ ~* For AU915/AS923 bands, if UplinkDwell time=0, max 51 bytes for each uplink.
442	442
443		- ~* For AU915/AS923 bands, if UplinkDwell time=0, max 51 bytes for each uplink ( so 51 -5 = 46 max valid date)
	516	+ * For AU915/AS923 bands, if UplinkDwell time=0, max 11 bytes for each uplink.
444	444
445		- * For AU915/AS923 bands, if UplinkDwell time=1, max 11 bytes for each uplink ( so 11 -5 = 6 max valid date).
	518	+ * For US915 band, max 11 bytes for each uplink.
446	446
447		- * For US915 band, max 11 bytes for each uplink ( so 11 -5 = 6 max valid date).
	520	+ ~* For all other bands: max 51 bytes for each uplink.
448	448
449		- ~* For all other bands: max 51 bytes for each uplink  ( so 51 -5 = 46 max valid date).
	522	+(% style="color:red" %)*** When AT+DATAUP=1, the maximum number of segments is 15, and the maximum total number of bytes is 1500;**
450	450
451		-=== 3.3.5 Uplink on demand ===
	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)**
452	452
453		-Except uplink periodically, RS485-BL is able to uplink on demand. The server sends downlink command to RS485-BL and RS485 will uplink data base on the command.
454	454
455		-Downlink control command:
	527	+(% style="color:#4f81bd" %)**If the data is empty, return to the display（Since v1.4.0）**
456	456
457		-[[0x08 command>>path:#downlink_08]]: Poll an uplink with current command set in RS485-BL.
	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.
458	458
459		-[[0xA8 command>>path:#downlink_A8]]: Send a command to RS485-BL and uplink the output from sensors.
	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"]]
460	460
	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.
461	461
	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"]]
462	462
463		-1.
464		-11.
465		-111. Uplink on Interrupt
466	466
467		-Put the interrupt sensor between 3.3v_out and GPIO ext.[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image022.png]]
	538	+Below are the uplink payloads:
468	468
469		-AT+INTMOD=0  Disable Interrupt
	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" %)​
470	470
471		-AT+INTMOD=1  Interrupt trigger by rising or falling edge.
472	472
473		-AT+INTMOD=2  Interrupt trigger by falling edge. ( Default Value)
474	474
475		-AT+INTMOD=3  Interrupt trigger by rising edge.
	544	+=== 3.3.5 Uplink on demand ===
476	476
477	477
478		-1.
479		-11. Uplink Payload
	547	+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.
480	480
481		-|**Size(bytes)**|**2**|**1**|**Length depends on the return from the commands**
482		-|Value|(((
483		-Battery(mV)
	549	+Downlink control command:
484	484
485		-&
	551	+**0x08 command**: Poll an uplink with current command set in RS485-LN.
486	486
487		-Interrupt _Flag
488		-)))|(((
489		-PAYLOAD_VER
	553	+**0xA8 command**: Send a command to RS485-LN and uplink the output from sensors.
490	490
491		-
492		-)))|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.
493	493
494		-Below is the decoder for the first 3 bytes. The rest bytes are dynamic depends on different RS485 sensors.
495	495
	557	+=== 3.3.6 Uplink on Interrupt ===
496	496
497		-function Decoder(bytes, port) {
498	498
499		-~/~/Payload Formats of RS485-BL Deceive
	560	+RS485-LN support external Interrupt uplink since hardware v1.2 release.
500	500
501		-return {
	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" %)​
502	502
503		- ~/~/Battery,units:V
	564	+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.
504	504
505		- BatV:((bytes[0]<<8 | bytes[1])&0x7fff)/1000,
506	506
507		- ~/~/GPIO_EXTI
508	508
509		- EXTI_Trigger:(bytes[0] & 0x80)? "TRUE":"FALSE",
	568	+== 3.4 Uplink Payload ==
510	510
511		- ~/~/payload of version
512	512
513		- Pay_ver:bytes[2],
	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" %)​
514	514
515		- };
	573	+Below is the decoder for the first 3 bytes. The rest bytes are dynamic depends on different RS485 sensors.
516	516
517		- }
518	518
519	519
	577	+== 3.5 Configure RS485-LN via AT or Downlink ==
520	520
521	521
	580	+(((
	581	+User can configure RS485-LN via AT Commands or LoRaWAN Downlink Commands
	582	+)))
522	522
	584	+(((
	585	+There are two kinds of Commands:
	586	+)))
523	523
	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	+)))
524	524
525		-TTN V3 uplink screen shot.
	592	+* (((
	593	+(% style="color:#4f81bd" %)**Sensor Related Commands**(%%): These commands are special designed for RS485-LN.  User can see these commands below:
	594	+)))
526	526
527		-[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image023.png]]
	596	+(((
	597	+
	598	+)))
528	528
529		-1.
530		-11. Configure RS485-BL via AT or Downlink
531	531
532		-User can configure RS485-BL via [[AT Commands >>path:#_​Using_the_AT]]or LoRaWAN Downlink Commands
533	533
534		-There are two kinds of Commands:
	602	+=== 3.5.1 Common Commands ===
535	535
536		-* **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
537	537
538		-* **Sensor Related Commands**: These commands are special designed for RS485-BL.  User can see these commands below:
	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]]
539	539
540		-1.
541		-11.
542		-111. Common Commands:
543	543
544		-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]]
545	545
	609	+=== 3.5.2 Downlink Response(Since firmware v1.4) ===
546	546
547		-1.
548		-11.
549		-111. Sensor related commands:
550	550
551		-==== Choose Device Type (RS485 or TTL) ====
	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.
552	552
553		-RS485-BL can connect to either RS485 sensors or TTL sensor. User need to specify what type of sensor need to connect.
	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" %)​
554	554
555		-* AT Command
	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)
556	556
557		-**AT+MOD=1** ~/~/ Set to support RS485-MODBUS type sensors. User can connect multiply RS485 , Modbus sensors to the A / B pins.
558	558
559		-**AT+MOD=2** ~/~/ Set to support TTL Level sensors, User can connect one TTL Sensor to the TXD/RXD/GND pins.
560	560
	620	+=== 3.5.3 Sensor related commands ===
561	561
562		-* Downlink Payload
563	563
564		-**0A aa**     à same as AT+MOD=aa
565	565
566	566
	625	+==== (% style="color:blue" %)**RS485 Debug Command**(%%) ====
567	567
568		-==== [[RS485 Debug Command>>path:#downlink_A8]] (AT+CFGDEV) ====
569	569
570		-This command is used to configure the RS485 or TTL sensors; they won’t be used during sampling.
	628	+(((
	629	+This command is used to configure the RS485 devices; they won't be used during sampling.
	630	+)))
571	571
572		-* AT Command
	632	+* (((
	633	+(% style="color:#037691" %)**AT Command**
573	573
574		-AT+CFGDEV=xx xx xx xx xx xx xx xx xx xx xx xx,m
	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	+)))
575	575
576		-m: 0: no CRC; 1: add CRC-16/MODBUS in the end of this command.
	640	+(((
	641	+
	642	+)))
577	577
	644	+* (((
	645	+(% style="color:#037691" %)**Downlink Payload**
	646	+)))
578	578
579		-
580		-* Downlink Payload
581		-
	648	+(((
582	582	Format: A8 MM NN XX XX XX XX YY
	650	+)))
583	583
	652	+(((
584	584	Where:
	654	+)))
585	585
586		-* MM: 1: add CRC-16/MODBUS ; 0: no CRC
587		-* NN: The length of RS485 command
588		-* XX XX XX XX: RS485 command total NN bytes
589		-* 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
	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	+)))
590	590
591		-**Example 1:**
	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	+)))
592	592
	681	+(((
	682	+
	683	+
	684	+(% style="color:blue" %)**Example 1:**  (%%) ~-~-> Configure without ask for uplink (YY=0)
	685	+)))
	686	+
	687	+(((
593	593	To connect a Modbus Alarm with below commands.
	689	+)))
594	594
595		-* 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.
	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	+)))
596	596
597		-* 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.
	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	+)))
598	598
	699	+(((
	700	+
	701	+
599	599	So if user want to use downlink command to control to RS485 Alarm, he can use:
	703	+)))
600	600
601		-**A8 01 06 0A 05 00 04 00 01 00**: to activate the RS485 Alarm
	705	+(((
	706	+(% style="color:#4f81bd" %)**A8 01 06 0A 05 00 04 00 01 00**(%%): to activate the RS485 Alarm
	707	+)))
602	602
603		-**A8 01 06 0A 05 00 04 00 00 00**: to deactivate the RS485 Alarm
	709	+(((
	710	+(% style="color:#4f81bd" %)**A8 01 06 0A 05 00 04 00 00 00**(%%): to deactivate the RS485 Alarm
	711	+)))
604	604
	713	+(((
605	605	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	+)))
606	606
	717	+(((
	718	+
	719	+)))
607	607
608		-**Example 2:**
	721	+(((
	722	+(% style="color:blue" %)**Example 2:**  (%%) ~-~-> Configure with requesting uplink and original downlink command (**YY=FF**)
	723	+)))
609	609
610		-Check TTL Sensor return:
	725	+(((
	726	+User in IoT server send a downlink command: (% style="color:#4f81bd" %)**A8 01 06 0A 08 00 04 00 01 YY**
	727	+)))
611	611
612		-[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image024.png]]
	729	+(((
	730	+
	731	+)))
613	613
	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	+)))
614	614
	738	+
	739	+)))
615	615
	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	+)))
616	616
617		-==== Set Payload version ====
618	618
619		-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.
620	620
621		-* AT Command:
622	622
623		-AT+PAYVER: Set PAYVER field = 1
	748	+==== (% style="color:blue" %)**Set Payload version**(%%) ====
624	624
625	625
626		-* Downlink Payload:
	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	+)))
627	627
628		-0xAE 01   à Set PAYVER field =  0x01
	755	+* (((
	756	+(% style="color:#037691" %)**AT Command:**
629	629
630		-0xAE 0F   à Set PAYVER field =  0x0F
	758	+**AT+PAYVER:    **Set PAYVER field = 1
631	631
	760	+
	761	+)))
	762	+* (((
	763	+(% style="color:#037691" %)**Downlink Payload:**
	764	+)))
632	632
633		-==== Set RS485 Sampling Commands ====
	766	+(((
	767	+**0xAE 01**  ~-~->  Set PAYVER field =  0x01
	768	+)))
634	634
635		-AT+COMMANDx, AT+DATACUTx and AT+SEARCHx
	770	+(((
	771	+**0xAE 0F**   ~-~->  Set PAYVER field =  0x0F
	772	+)))
636	636
637		-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]].
638	638
	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"]]
639	639
640		-* AT Command:
641	641
642		-AT+COMMANDx: Configure RS485 read command to sensor.
	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.
643	643
644		-AT+DATACUTx: Configure how to handle return from RS485 devices.
	780	+[[image:image-20220824145428-3.png||height="308" width="1200"]]
645	645
646		-AT+SEARCHx: Configure search command
647	647
	783	+==== (% style="color:blue" %)**Set RS485 Sampling Commands**(%%) ====
648	648
649		-* Downlink Payload:
650	650
651		-0xAF downlink command can be used to set AT+COMMANDx or AT+DATACUTx.
	786	+(((
	787	+AT+COMMANDx or AT+DATACUTx
	788	+)))
652	652
653		-Note: if user use AT+COMMANDx to add a new command, he also need to send AT+DATACUTx downlink.
	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	+)))
654	654
655		-Format: AF MM NN LL XX XX XX XX YY
	794	+(((
	795	+
	796	+)))
656	656
657		-Where:
	798	+* (((
	799	+(% style="color:#037691" %)**AT Command:**
	800	+)))
658	658
659		-* MM: the ATCOMMAND or AT+DATACUT to be set. Value from 01 ~~ 0F,
660		-* NN: 0: no CRC; 1: add CRC-16/MODBUS ; 2: set the AT+DATACUT value.
661		-* LL: The length of AT+COMMAND or AT+DATACUT command
662		-* XX XX XX XX: AT+COMMAND or AT+DATACUT command
663		-* 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.
	802	+**AT+COMMANDx:    **Configure RS485 read command to sensor.
664	664
665		-Example:
	804	+**AT+DATACUTx:        **Configure how to handle return from RS485 devices.
666	666
667		-**AF 03 01 06 0A 05 00 04 00 01 00**: Same as AT+COMMAND3=0A 05 00 04 00 01,1
668	668
669		-**AF 03 02 06 10 01 05 06 09 0A 00**: Same as AT+DATACUT3=**16**,**1**,**5+6+9+10**
	807	+* (((
	808	+(% style="color:#037691" %)**Downlink Payload:**
	809	+)))
670	670
671		-**AF 03 02 06 0B 02 05 07 08 0A 00**: Same as AT+DATACUT3=**11**,**2**,**5~~7+8~~10**
	811	+(((
	812	+**0xAF** downlink command can be used to set AT+COMMANDx or AT+DATACUTx.
672	672
	814	+
	815	+)))
673	673
674		-0xAB downlink command can be used for set AT+SEARCHx
	817	+(((
	818	+(% style="color:red" %)**Note**(%%): if user use AT+COMMANDx to add a new command, he also need to send AT+DATACUTx downlink.
675	675
676		-Example: **AB aa 01 03 xx xx xx** (03 here means there are total 3 bytes after 03) So
	820	+
	821	+)))
677	677
678		-* AB aa 01 03 xx xx xx  same as AT+SEARCHaa=1,xx xx xx
679		-* 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
	823	+(((
	824	+Format: AF MM NN LL XX XX XX XX YY
	825	+)))
680	680
681		-**AB aa 02 03 xx xx xx 02 yy yy**  same as **AT+SEARCHaa=2,xx xx xx+yy yy**
	827	+(((
	828	+Where:
	829	+)))
682	682
	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	+)))
683	683
684		-==== Fast command to handle MODBUS device ====
	847	+(((
	848	+
685	685
686		-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]].
	850	+**Example:**
	851	+)))
687	687
688		-This command is valid since v1.3 firmware version
	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	+)))
689	689
	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	+)))
690	690
691		-AT+MBFUN has only two value:
	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	+)))
692	692
693		-* AT+MBFUN=1: Enable Modbus reading. And get response base on the MODBUS return
694	694
695		-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.
696	696
697		-* AT+MBFUN=0: Disable Modbus fast reading.
698	698
699		-Example:
	868	+==== (% style="color:blue" %)**Fast command to handle MODBUS device**(%%) ====
700	700
701		-* AT+MBFUN=1 and AT+DATACUT1/AT+DATACUT2 are not configure (0,0,0).
702		-* 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.
703		-* 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.
704	704
705		-[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image025.png]]
	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	+)))
706	706
	875	+(((
	876	+This command is valid since v1.3 firmware version
	877	+)))
707	707
708		-[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image026.png]]
	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	+)))
709	709
	883	+(((
	884	+
	885	+)))
710	710
711		-* Downlink Commands:
	887	+(((
	888	+**Example:**
	889	+)))
712	712
713		-A9 aa -à Same as AT+MBFUN=aa
	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.
714	714
	900	+
	901	+)))
715	715
716		-==== RS485 command timeout ====
	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" %)​
717	717
718		-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.
	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" %)​
719	719
720		-Default value: 0, range:  0 ~~ 5 seconds
721	721
722	722
723		-* AT Command:
724	724
725		-AT+CMDDLaa=hex(bb cc)
	910	+==== (% style="color:blue" %)**RS485 command timeout**(%%) ====
726	726
727		-Example:
728	728
	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	+)))
	916	+
	917	+(((
	918	+Default value: 0, range:  0 ~~ 65 seconds
	919	+)))
	920	+
	921	+* (((
	922	+(% style="color:#037691" %)** AT Command:**
	923	+
	924	+**AT+CMDDLaa=hex(bb cc)*1000**
	925	+)))
	926	+
	927	+(((
	928	+
	929	+
	930	+**Example:**
	931	+)))
	932	+
	933	+(((
729	729	**AT+CMDDL1=1000** to send the open time to 1000ms
	935	+)))
730	730
	937	+(((
	938	+
	939	+)))
731	731
732		-* Downlink Payload:
	941	+* (((
	942	+(% style="color:#037691" %)** Downlink Payload:**
	943	+)))
733	733
734		-0x AA aa bb cc
	945	+(((
	946	+**0x AA aa bb cc**
	947	+)))
735	735
736		-Same as: AT+CMDDLaa=hex(bb cc)
	949	+(((
	950	+Same as: AT+CMDDLaa=hex(bb cc)*1000
	951	+)))
737	737
738		- Example:
	953	+(((
	954	+**Example:**
	955	+)))
739	739
740		- 0xAA 01 03 E8  à Same as **AT+CMDDL1=1000 ms**
	957	+(((
	958	+**0xAA 01 00 01**  ~-~-> Same as  **AT+CMDDL1=1000 ms**
	959	+)))
741	741
742	742
743		-==== [[Uplink>>path:#downlink_A8]] payload mode ====
	962	+==== (% style="color:blue" %)**Uplink payload mode**(%%) ====
744	744
	964	+
	965	+(((
745	745	Define to use one uplink or multiple uplinks for the sampling.
	967	+)))
746	746
747		-The use of this command please see: [[Compose Uplink payload>>path:#DataUP]]
	969	+(((
	970	+The use of this command please see: [[Compose Uplink payload>>||anchor="H3.3.4Composetheuplinkpayload"]]
748	748
749		-* AT Command:
	972	+
	973	+)))
750	750
751		-AT+DATAUP=0
	975	+* (((
	976	+(% style="color:#037691" %)** AT Command:**
752	752
753		-AT+DATAUP=1
	978	+**AT+DATAUP=0**
754	754
	980	+**AT+DATAUP=1**
755	755
756		-* Downlink Payload:
	982	+
	983	+)))
757	757
758		-0xAD 00   à Same as AT+DATAUP=0
	985	+**0xAD 01 00 00 14**  **~-~->** Same as AT+DATAUP=1，20000 ~/~/(00 00 14 is 20 seconds)
759	759
760		-0xAD 01   à Same as AT+DATAUP=1
	987	+Each uplink is sent to the server at 20-second intervals when segmented.
761	761
762	762
763		-==== Manually trigger an Uplink ====
	990	+* (((
	991	+(% style="color:#037691" %)** Downlink Payload:**
	992	+)))
764	764
	994	+**0xAD 00**  **~-~->** Same as AT+DATAUP=0
	995	+
	996	+**0xAD 01**  **~-~->** Same as AT+DATAUP=1  ~/~/Each uplink is sent to the server one after the other as it is segmented.
	997	+
	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	+(((
765	765	Ask device to send an uplink immediately.
	1019	+)))
766	766
767		-* Downlink Payload:
	1021	+* (((
	1022	+(% style="color:#037691" %)** AT Command:**
	1023	+)))
768	768
769		-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	+)))
770	770
	1029	+(((
	1030	+
	1031	+)))
771	771
772		-==== Clear RS485 Command ====
	1033	+* (((
	1034	+(% style="color:#037691" %)** Downlink Payload:**
	1035	+)))
773	773
	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	+(((
774	774	The AT+COMMANDx and AT+DATACUTx settings are stored in special location, user can use below command to clear them.
775	775
	1050	+
	1051	+)))
776	776
777		-* AT Command:
	1053	+* (((
	1054	+(% style="color:#037691" %)** AT Command:**
	1055	+)))
778	778
	1057	+(((
779	779	**AT+CMDEAR=mm,nn**   mm: start position of erase ,nn: stop position of erase
	1059	+)))
780	780
	1061	+(((
781	781	Etc. AT+CMDEAR=1,10 means erase AT+COMMAND1/AT+DATACUT1 to AT+COMMAND10/AT+DATACUT10
	1063	+)))
782	782
	1065	+(((
783	783	Example screen shot after clear all RS485 commands.
	1067	+)))
784	784
	1069	+(((
	1070	+
	1071	+)))
785	785
786		-
	1073	+(((
787	787	The uplink screen shot is:
	1075	+)))
788	788
789		-[[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" %)​
790	790
791	791
792		-* Downlink Payload:
	1080	+* (((
	1081	+(% style="color:#037691" %)** Downlink Payload:**
	1082	+)))
793	793
794		-0x09 aa bb same as AT+CMDEAR=aa,bb
	1084	+(((
	1085	+**0x09 aa bb** same as AT+CMDEAR=aa,bb
	1086	+)))
795	795
796	796
797		-==== Set Serial Communication Parameters ====
798	798
	1090	+
	1091	+==== (% style="color:blue" %)**Set Serial Communication Parameters**(%%) ====
	1092	+
	1093	+
	1094	+(((
799	799	Set the Rs485 serial communication parameters:
800	800
801		-* AT Command:
	1097	+
	1098	+)))
802	802
803		-Set Baud Rate:
	1100	+* (((
	1101	+(% style="color:#037691" %)** AT Command:**
	1102	+)))
804	804
805		-AT+BAUDR=9600    ~/~/ Options: (1200,2400,4800,14400,19200,115200)
	1104	+(((
	1105	+* Set Baud Rate
	1106	+)))
806	806
	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
807	807
808		-Set UART parity
809	809
810		-AT+PARITY=0    ~/~/ Option: 0: no parity, 1: odd parity, 2: even parity
	1111	+(((
	1112	+* Set UART Parity
	1113	+)))
811	811
	1115	+**AT+PARITY=0**    ~/~/ Option: 0: no parity, 1: odd parity, 2: even parity
812	812
813		-Set STOPBIT
814	814
815		-AT+STOPBIT=0    ~/~/ Option: 0 for 1bit; 1 for 1.5 bit ; 2 for 2 bits
	1118	+(((
	1119	+* Set STOPBIT
	1120	+)))
816	816
	1122	+**AT+STOPBIT=0**    ~/~/ Option: 0 for 1bit; 1 for 1.5 bit ; 2 for 2 bits
817	817
818		-* Downlink Payload:
819	819
820		-A7 01 aa bb: Same  AT+BAUDR=hex(aa bb)*100
821	821
822		-Example:
	1126	+* (((
	1127	+(% style="color:#037691" %)** Downlink Payload:**
	1128	+)))
823	823
824		-* A7 01 00 60   same as AT+BAUDR=9600
825		-* A7 01 04 80  same as AT+BAUDR=115200
	1130	+(((
	1131	+**A7 01 aa bb**:  Same  AT+BAUDR=hex(aa bb)*100
	1132	+)))
826	826
827		-A7 02 aa: Same as  AT+PARITY=aa  (aa value: 00 , 01 or 02)
	1134	+(((
	1135	+**Example:**
	1136	+)))
828	828
829		-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	+)))
830	830
	1145	+(((
	1146	+A7 02 aa:  Same as  AT+PARITY=aa  (aa value: 00 , 01 or 02)
	1147	+)))
831	831
832		-==== Control output power duration ====
	1149	+(((
	1150	+A7 03 aa:  Same as  AT+STOPBIT=aa  (aa value: 00 , 01 or 02)
	1151	+)))
833	833
834		-User can set the output power duration before each sampling.
835	835
836		-* AT Command:
	1154	+==== (% style="color:blue" %)**Encrypted payload**(%%) ====
837	837
838		-Example:
	1156	+(((
	1157	+
	1158	+)))
839	839
840		-AT+3V3T=1000 ~/~/ 3V3 output power will open 1s before each sampling.
	1160	+* (((
	1161	+(% style="color:#037691" %)** AT Command:**
	1162	+)))
841	841
842		-AT+5VT=1000 ~/~/ +5V output power will open 1s before each sampling.
	1164	+**AT+DECRYPT=1  **~/~/ The payload is uploaded without encryption
843	843
	1166	+**AT+DECRYPT=0  **~/~/Encrypt when uploading payload (default)
844	844
845		-* LoRaWAN Downlink Command:
846	846
847		-07 01 aa bb  Same as AT+5VT=(aa bb)
	1169	+==== (% style="color:blue" %)**Get sensor value**(%%) ====
848	848
849		-07 02 aa bb  Same as AT+3V3T=(aa bb)
850	850
	1172	+* (((
	1173	+(% style="color:#037691" %)** AT Command:**
	1174	+)))
851	851
	1176	+**AT+GETSENSORVALUE=0  **~/~/ The serial port gets the reading of the current sensor
852	852
	1178	+**AT+GETSENSORVALUE=1  **~/~/The serial port gets the current sensor reading and uploads it.
853	853
854		-1.
855		-11. Buttons
856	856
857		-|**Button**|**Feature**
858		-|**RST**|Reboot RS485-BL
	1181	+==== (% style="color:blue" %)**Resets the downlink packet count**(%%) ====
859	859
860		-1.
861		-11. +3V3 Output
862	862
863		-RS485-BL has a Controllable +3V3 output, user can use this output to power external sensor.
	1184	+* (((
	1185	+(% style="color:#037691" %)** AT Command:**
	1186	+)))
864	864
865		-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)
866	866
	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.
867	867
868		-The +3V3 output time can be controlled by AT Command.
869	869
870		-**AT+3V3T=1000**
	1193	+==== (% style="color:blue" %)**When the limit bytes are exceeded, upload in batches**(%%) ====
871	871
872		-Means set +3v3 valid time to have 1000ms. So, the real +3v3 output will actually have 1000ms + sampling time for other sensors.
873	873
	1196	+* (((
	1197	+(% style="color:#037691" %)** AT Command:**
	1198	+)))
874	874
875		-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)
876	876
	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.
877	877
878		-1.
879		-11. +5V Output
880	880
881		-RS485-BL has a Controllable +5V output, user can use this output to power external sensor.
	1205	+* (((
	1206	+(% style="color:#037691" %)** Downlink Payload:**
	1207	+)))
882	882
883		-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
884	884
885	885
886		-The 5V output time can be controlled by AT Command.
	1212	+==== (% style="color:blue" %)** Copy downlink to uplink **(%%) ====
887	887
888		-**AT+5VT=1000**
889	889
890		-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	+)))
891	891
	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.
892	892
893		-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.
894	894
	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"]]
895	895
	1225	+For example, sending 11 22 33 44 55 66 77 will return invalid configuration 00 11 22 33 44 55 66 77.
896	896
	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"]]
897	897
898		-1.
899		-11. LEDs
	1229	+For example, if 01 00 02 58 is issued, a valid configuration of 01 01 00 02 58 will be returned.
900	900
901		-|**LEDs**|**Feature**
902		-|**LED1**|Blink when device transmit a packet.
903	903
904		-1.
905		-11. Switch Jumper
	1232	+==== (% style="color:blue" %)**Query version number and frequency band 、TDC**(%%) ====
906	906
907		-|**Switch Jumper**|**Feature**
908		-|**SW1**|(((
909		-ISP position: Upgrade firmware via UART
910	910
911		-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.
912	912	)))
913		-|**SW2**|(((
914		-5V position: set to compatible with 5v I/O.
915	915
916		-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	+==== ====
	1246	+
	1247	+==== (% style="color:blue" %)** Monitor RS485 communication of other devices**(%%) ====
	1248	+
	1249	+
	1250	+* (((
	1251	+(% style="color:#037691" %)** AT Command:**
917	917	)))
918	918
919		-+3.3V: is always ON
	1254	+**~ ​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.
920	920
921		-+5V: Only open before every sampling. The time is by default, it is AT+5VT=0.  Max open time. 5000 ms.
	1256	+**~ ​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.
922	922
923		-1. Case Study
	1258	+ **AT+RXMODE=0,0  ** ~/~/Disable this mode (default)
924	924
925		-User can check this URL for some case studies.
926	926
927		-[[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]]
	1261	+* (((
	1262	+(% style="color:#037691" %)**Downlink Payload:**
	1263	+)))
928	928
	1265	+**A6 aa bb bb                   ** ~/~/same as AT+RXMODE=aa,bb
929	929
	1267	+[[image:image-20220824144240-1.png]]
930	930
931	931
932		-1. Use AT Command
933		-11. Access AT Command
934	934
935		-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.
	1271	+== 3.6 Listening mode for RS485 network ==
936	936
937		-[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image027.png]]
938	938
	1274	+(((
	1275	+This feature support since firmware v1.4
	1276	+)))
939	939
940		-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:
	1278	+(((
	1279	+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.
941	941
942		-[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image028.png]]
	1281	+
	1282	+)))
943	943
	1284	+(% 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" %)​
944	944
	1286	+(((
	1287	+To enable the listening mode, use can run the command AT+RXMODE.
	1288	+)))
945	945
946		-More detail AT Command manual can be found at [[AT Command Manual>>path:#AT_COMMAND]]
	1290	+(((
	1291	+
	1292	+)))
947	947
	1294	+(% border="1" cellspacing="10" style="background-color:#ffffcc; width:500px" %)
	1295	+|=(% style="width: 100px;" %)(((
	1296	+**Command example**
	1297	+)))|=(% style="width: 400px;" %)(((
	1298	+**Function**
	1299	+)))
	1300	+|(% style="width:100px" %)(((
	1301	+AT+RXMODE=1,10
	1302	+)))|(% style="width:400px" %)(((
	1303	+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.
	1304	+)))
	1305	+|(% style="width:100px" %)(((
	1306	+AT+RXMODE=2,500
	1307	+)))|(% style="width:400px" %)(((
	1308	+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
	1309	+)))
	1310	+|(% style="width:100px" %)(((
	1311	+AT+RXMODE=0,0
	1312	+)))|(% style="width:400px" %)(((
	1313	+Disable listening mode. This is the default settings.
	1314	+)))
	1315	+|(% style="width:100px" %)(((
	1316	+
	1317	+)))|(% style="width:400px" %)(((
	1318	+A6 aa bb cc  same as AT+RXMODE=aa,(bb<<8 | cc)
	1319	+)))
948	948
	1321	+(((
	1322	+(% style="color:#037691" %)** Downlink Command:**
	1323	+)))
949	949
950		-1.
951		-11. Common AT Command Sequence
952		-111. Multi-channel ABP mode (Use with SX1301/LG308)
	1325	+(((
	1326	+**0xA6 aa bb cc ** same as AT+RXMODE=aa,(bb<<8 | cc)
	1327	+)))
953	953
954		-If device has not joined network yet:
	1329	+(((
	1330	+
	1331	+)))
955	955
956		-AT+FDR
	1333	+(((
	1334	+**Example**:
	1335	+)))
957	957
958		-AT+NJM=0
	1337	+(((
	1338	+The RS485-LN is set to AT+RXMODE=2,1000
	1339	+)))
959	959
960		-ATZ
	1341	+(((
	1342	+There is a two Modbus commands in the RS485 network as below:
	1343	+)))
961	961
	1345	+(((
	1346	+The Modbus master send a command: (% style="background-color:#ffc000" %)01 03 00 00 00 02 c4 0b
	1347	+)))
962	962
963		-If device already joined network:
	1349	+(((
	1350	+And Modbus slave reply with: (% style="background-color:green" %)01 03 04 00 00 00 00 fa 33
	1351	+)))
964	964
965		-AT+NJM=0
	1353	+(((
	1354	+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
	1355	+)))
966	966
967		-ATZ
	1357	+(((
	1358	+(% 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" %)​
	1359	+)))
968	968
969		-1.
970		-11.
971		-111. Single-channel ABP mode (Use with LG01/LG02)
	1361	+(((
	1362	+
	1363	+)))
972	972
973		-AT+FDR   Reset Parameters to Factory Default, Keys Reserve
	1365	+(((
	1366	+(((
	1367	+(% 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.**
	1368	+)))
	1369	+)))
974	974
975		-AT+NJM=0 Set to ABP mode
976	976
977		-AT+ADR=0 Set the Adaptive Data Rate Off
978	978
979		-AT+DR=5  Set Data Rate
	1373	+== 3.7 Buttons ==
980	980
981		-AT+TDC=60000  Set transmit interval to 60 seconds
982	982
983		-AT+CHS=868400000 Set transmit frequency to 868.4Mhz
	1376	+(% border="1" cellspacing="10" style="background-color:#f7faff; width:430px" %)
	1377	+|=(% style="width: 50px;" %)**Button**|=(% style="width: 361px;" %)**Feature**
	1378	+|(% 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**
	1379	+|(% style="width:50px" %)**RST**|(% style="width:361px" %)Reboot RS485
	1380	+|(% style="width:50px" %)**PRO**|(% style="width:361px" %)Use for upload image, see [[How to Update Image>>||anchor="H6.1Howtoupgradetheimage3F"]]
984	984
985		-AT+RX2FQ=868400000 Set RX2Frequency to 868.4Mhz (according to the result from server)
	1382	+== 3.8 LEDs ==
986	986
987		-AT+RX2DR=5  Set RX2DR to match the downlink DR from server. see below
988	988
989		-AT+DADDR=26 01 1A F1 Set Device Address to 26 01 1A F1, this ID can be found in the LoRa Server portal.
	1385	+(% border="1" cellspacing="10" style="background-color:#f7faff; width:430px" %)
	1386	+|=(% style="width: 50px;" %)**LEDs**|=(% style="width: 380px;" %)**Feature**
	1387	+|**PWR**|Always on if there is power
	1388	+|**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.
990	990
991		-ATZ          Reset MCU
	1390	+= 4. Case Study =
992	992
993		-**Note:**
994	994
995		-1. Make sure the device is set to ABP mode in the IoT Server.
996		-1. Make sure the LG01/02 gateway RX frequency is exactly the same as AT+CHS setting.
997		-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.
998		-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
	1393	+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]]
999	999
1000		-[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image029.png]]
1001	1001
1002	1002
1003		-1. FAQ
1004		-11. How to upgrade the image?
	1397	+= 5. Use AT Command =
1005	1005
1006		-The RS485-BL LoRaWAN Controller is shipped with a 3.5mm cable, the cable is used to upload image to RS485-BL to:
1007	1007
1008		-* Support new features
1009		-* For bug fix
1010		-* Change LoRaWAN bands.
	1400	+== 5.1 Access AT Command ==
1011	1011
1012		-Below shows the hardware connection for how to upload an image to RS485-BL:
1013	1013
1014		-[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image030.png]]
	1403	+(((
	1404	+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.
	1405	+)))
1015	1015
1016		-**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]].
	1407	+(% 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" %)​
1017	1017
1018		-**Step2**: Download the [[LT Image files>>url:http://www.dragino.com/downloads/index.php?dir=LT_LoRa_IO_Controller/LT33222-L/image/]].
1019	1019
1020		-**Step3: **Open flashloader; choose the correct COM port to update.
	1410	+(((
	1411	+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:
	1412	+)))
1021	1021
	1414	+(% 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" %)​
1022	1022
1023		-|(((
1024		-HOLD PRO then press the RST button, SYS will be ON, then click next
	1416	+
	1417	+(((
	1418	+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/]]
1025	1025	)))
1026	1026
1027		-|(((
1028		-Board detected
	1421	+
	1422	+
	1423	+== 5.2 Common AT Command Sequence ==
	1424	+
	1425	+
	1426	+=== 5.2.1 Multi-channel ABP mode (Use with SX1301/LG308) ===
	1427	+
	1428	+
	1429	+If device has not joined network yet:
	1430	+
	1431	+* (% style="color:#037691" %)**AT+FDR**
	1432	+* (% style="color:#037691" %)**AT+NJM=0**
	1433	+* (% style="color:#037691" %)**ATZ**
	1434	+
	1435	+(((
	1436	+
	1437	+
	1438	+If device already joined network:
	1439	+
	1440	+* (% style="color:#037691" %)**AT+NJM=0**
	1441	+* (% style="color:#037691" %)**ATZ**
	1442	+
	1443	+
1029	1029	)))
1030	1030
1031		-|(((
	1446	+
	1447	+
	1448	+=== 5.5.2 Single-channel ABP mode (Use with LG01/LG02) ===
	1449	+
	1450	+
	1451	+(% style="background-color:#dcdcdc" %)**AT+FDR** (%%) Reset Parameters to Factory Default, Keys Reserve
	1452	+
	1453	+(% style="background-color:#dcdcdc" %)**AT+NJM=0 **(%%) Set to ABP mode
	1454	+
	1455	+(% style="background-color:#dcdcdc" %)**AT+ADR=0** (%%) Set the Adaptive Data Rate Off
	1456	+
	1457	+(% style="background-color:#dcdcdc" %)**AT+DR=5**   (%%) Set Data Rate
	1458	+
	1459	+(% style="background-color:#dcdcdc" %)**AT+TDC=60000** (%%) Set transmit interval to 60 seconds
	1460	+
	1461	+(% style="background-color:#dcdcdc" %)**AT+CHS=868400000**(%%)  Set transmit frequency to 868.4Mhz
	1462	+
	1463	+(% style="background-color:#dcdcdc" %)**AT+RX2FQ=868400000** (%%) Set RX2Frequency to 868.4Mhz (according to the result from server)
	1464	+
	1465	+(% style="background-color:#dcdcdc" %)**AT+RX2DR=5**  (%%) Set RX2DR to match the downlink DR from server. see below
	1466	+
	1467	+(% 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.
	1468	+
	1469	+(% style="background-color:#dcdcdc" %)**ATZ**       (%%) Reset MCU
	1470	+
	1471	+
	1472	+(% style="color:red" %)**Note:**
	1473	+
	1474	+(((
	1475	+(% style="color:red" %)1. Make sure the device is set to ABP mode in the IoT Server.
	1476	+2. Make sure the LG01/02 gateway RX frequency is exactly the same as AT+CHS setting.
	1477	+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.
	1478	+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
	1479	+
1032	1032
1033	1033	)))
1034	1034
1035		-[[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]]
	1483	+(% 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" %)​
1036	1036
1037	1037
1038	1038
1039		-[[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]]
	1487	+= 6. FAQ =
1040	1040
1041	1041
1042		-[[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]]
	1490	+== 6.1 How to upgrade the image? ==
1043	1043
1044	1044
1045		-1.
1046		-11. How to change the LoRa Frequency Bands/Region?
	1493	+(((
	1494	+The RS485-LN LoRaWAN Controller is shipped with a 3.5mm cable, the cable is used to upload image to RS485-LN to:
	1495	+)))
1047	1047
1048		-User can follow the introduction for [[how to upgrade image>>path:#upgrade_image]]. When download the images, choose the required image file for download.
	1497	+* (((
	1498	+Support new features
	1499	+)))
	1500	+* (((
	1501	+For bug fix
	1502	+)))
	1503	+* (((
	1504	+Change LoRaWAN bands.
	1505	+)))
1049	1049
	1507	+(((
	1508	+Below shows the hardware connection for how to upload an image to RS485-LN:
	1509	+)))
1050	1050
	1511	+(% 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"]]
1051	1051
1052		-1.
1053		-11. How many RS485-Slave can RS485-BL connects?
	1513	+(% title="Click and drag to resize" %)​
1054	1054
1055		-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]].
	1515	+(((
	1516	+(% 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]].
	1517	+)))
1056	1056
	1519	+(((
	1520	+(% style="color:blue" %)**Step2**(%%)**:** Download the [[LT Image files>>url:https://www.dropbox.com/sh/g99v0fxcltn9r1y/AACP33wo_ZQLsxW2MJ70oUoba/RS485-LN/Firmware?dl=0&subfolder_nav_tracking=1]].
	1521	+)))
1057	1057
	1523	+(((
	1524	+(% style="color:blue" %)**Step3**(%%)**: **Open flashloader; choose the correct COM port to update.
	1525	+)))
1058	1058
	1527	+(((
	1528	+(((
	1529	+(((
	1530	+(% 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.
	1531	+)))
	1532	+)))
	1533	+)))
1059	1059
1060		-1. Trouble Shooting
1061		-11. Downlink doesn’t work, how to solve it?
1062	1062
1063		-Please see this link for debug:
	1536	+(% 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" %)​
1064	1064
1065		-[[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]]
1066	1066
	1539	+(% 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" %)​
1067	1067
1068	1068
1069		-1.
1070		-11. Why I can’t join TTN V3 in US915 /AU915 bands?
	1542	+(% 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" %)​
1071	1071
1072		-It might about the channels mapping. Please see for detail.
1073	1073
1074		-[[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]]
	1545	+(% 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:**
1075	1075
	1547	+(% 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" %)​
1076	1076
1077	1077
1078		-1. Order Info
1079	1079
1080		-**Part Number: RS485-BL-XXX**
	1551	+== 6.2 How to change the LoRa Frequency Bands/Region? ==
1081	1081
1082		-**XXX:**
1083	1083
1084		-* **EU433**: frequency bands EU433
1085		-* **EU868**: frequency bands EU868
1086		-* **KR920**: frequency bands KR920
1087		-* **CN470**: frequency bands CN470
1088		-* **AS923**: frequency bands AS923
1089		-* **AU915**: frequency bands AU915
1090		-* **US915**: frequency bands US915
1091		-* **IN865**: frequency bands IN865
1092		-* **RU864**: frequency bands RU864
1093		-* **KZ865: **frequency bands KZ865
	1554	+User can follow the introduction for [[how to upgrade image>>||anchor="H6.1Howtoupgradetheimage3F"]]. When download the images, choose the required image file for download.
1094	1094
1095		-1. Packing Info
1096	1096
	1557	+
	1558	+== 6.3 How many RS485-Slave can RS485-LN connects? ==
	1559	+
	1560	+
	1561	+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"]].
	1562	+
	1563	+
	1564	+
	1565	+== 6.4 Compatible question to ChirpStack and TTI LoRaWAN server ? ==
	1566	+
	1567	+
	1568	+When user need to use with ChirpStack or TTI. Please set AT+RPL=4.
	1569	+
	1570	+Detail info check this link: [[Set Packet Receiving Response Level>>doc:Main.End Device AT Commands and Downlink Command.WebHome||anchor="H7.23SetPacketReceivingResponseLevel"]]
	1571	+
	1572	+
	1573	+
	1574	+== 6.5 Can i use point to point communication for RS485-LN? ==
	1575	+
	1576	+
	1577	+Yes, please refer [[Point to Point Communication for RS485-LN>>Point to Point Communication for RS485-LN]].
	1578	+
	1579	+
	1580	+
	1581	+== 6.6 How to Use RS485-LN  to connect to RS232 devices? ==
	1582	+
	1583	+
	1584	+[[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/]]
	1585	+
	1586	+
	1587	+
	1588	+= 7. Trouble Shooting =
	1589	+
	1590	+
	1591	+== 7.1 Downlink doesn't work, how to solve it? ==
	1592	+
	1593	+
	1594	+Please see this link for debug: [[LoRaWAN Communication Debug>>doc:Main.LoRaWAN Communication Debug.WebHome]]
	1595	+
	1596	+
	1597	+
	1598	+== 7.2 Why I can't join TTN V3 in US915 /AU915 bands? ==
	1599	+
	1600	+
	1601	+It might about the channels mapping. Please see for detail: [[Notice of Frequency band>>doc:Main.LoRaWAN Communication Debug.WebHome||anchor="H2.NoticeofUS9152FCN4702FAU915Frequencyband"]]
	1602	+
	1603	+
	1604	+
	1605	+= 8. Order Info =
	1606	+
	1607	+
	1608	+(% style="color:blue" %)**Part Number: RS485-LN-XXX**
	1609	+
	1610	+(% style="color:blue" %)**XXX:**
	1611	+
	1612	+* (% style="color:red" %)**EU433**(%%):  frequency bands EU433
	1613	+* (% style="color:red" %)**EU868**(%%):  frequency bands EU868
	1614	+* (% style="color:red" %)**KR920**(%%):  frequency bands KR920
	1615	+* (% style="color:red" %)**CN470**(%%):  frequency bands CN470
	1616	+* (% style="color:red" %)**AS923**(%%):  frequency bands AS923
	1617	+* (% style="color:red" %)**AU915**(%%):  frequency bands AU915
	1618	+* (% style="color:red" %)**US915**(%%):  frequency bands US915
	1619	+* (% style="color:red" %)**IN865**(%%):  frequency bands IN865
	1620	+* (% style="color:red" %)**RU864**(%%):  frequency bands RU864
	1621	+* (% style="color:red" %)**KZ865**(%%):  frequency bands KZ865
	1622	+
	1623	+= 9.Packing Info =
	1624	+
	1625	+
1097	1097	**Package Includes**:
1098	1098
1099		-* RS485-BL x 1
	1628	+* RS485-LN x 1
1100	1100	* Stick Antenna for LoRa RF part x 1
1101	1101	* Program cable x 1
1102	1102
...	...	@@ -1107,9 +1107,68 @@
1107	1107	* Package Size / pcs : 14.5 x 8 x 5 cm
1108	1108	* Weight / pcs : 170g
1109	1109
1110		-1. Support
	1639	+= 10. FCC Caution for RS485LN-US915 =
1111	1111
1112		-* 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.
1113		-* 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
1114	1114
1115		-[[support@dragino.com>>url:file:///D:/市场资料/说明书/LoRa/LT系列/support@dragino.com]]
	1642	+(((
	1643	+Any Changes or modifications not expressly approved by the party responsible for compliance could void the user's authority to operate the equipment.
	1644	+)))
	1645	+
	1646	+(((
	1647	+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.
	1648	+)))
	1649	+
	1650	+(((
	1651	+
	1652	+)))
	1653	+
	1654	+(((
	1655	+(% style="color:red" %)**IMPORTANT NOTE:**
	1656	+)))
	1657	+
	1658	+(((
	1659	+(% 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:
	1660	+)))
	1661	+
	1662	+(((
	1663	+—Reorient or relocate the receiving antenna.
	1664	+)))
	1665	+
	1666	+(((
	1667	+—Increase the separation between the equipment and receiver.
	1668	+)))
	1669	+
	1670	+(((
	1671	+—Connect the equipment into an outlet on a circuit different from that to which the receiver is connected.
	1672	+)))
	1673	+
	1674	+(((
	1675	+—Consult the dealer or an experienced radio/TV technician for help.
	1676	+)))
	1677	+
	1678	+(((
	1679	+
	1680	+)))
	1681	+
	1682	+(((
	1683	+(% style="color:red" %)**FCC Radiation Exposure Statement:**
	1684	+)))
	1685	+
	1686	+(((
	1687	+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.
	1688	+)))
	1689	+
	1690	+
	1691	+
	1692	+= 11. Support =
	1693	+
	1694	+
	1695	+* (((
	1696	+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.
	1697	+)))
	1698	+* (((
	1699	+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]].
	1700	+
	1701	+
	1702	+
	1703	+)))

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