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

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

Content

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1		-(% style="text-align:center" %)
2		-[[image:1653266934636-343.png||height="385" width="385"]]
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5	5
6		-**RS485-LN – RS485 to LoRaWAN Converter User Manual**
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9	9	**Table of Contents:**
10	10
	17	+{{toc/}}
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15	15	= 1.Introduction =
16	16
	33	+
17	17	== 1.1 What is RS485-LN RS485 to LoRaWAN Converter ==
18	18
19	19	(((
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21	21	The Dragino RS485-LN is a (% style="color:blue" %)**RS485 to LoRaWAN Converter**(%%). It converts the RS485 signal into LoRaWAN wireless signal which simplify the IoT installation and reduce the installation/maintaining cost.
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25	25	RS485-LN allows user to (% style="color:blue" %)**monitor / control RS485 devices**(%%) and reach extremely long ranges. It provides ultra-long range spread spectrum communication and high interference immunity whilst minimizing current consumption. It targets professional wireless sensor network applications such as irrigation systems, smart metering, smart cities, smartphone detection, building automation, and so on.
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29	29	(% style="color:blue" %)**For data uplink**(%%), RS485-LN sends user-defined commands to RS485 devices and gets the return from the RS485 devices. RS485-LN will process these returns according to user-define rules to get the final payload and upload to LoRaWAN server.
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31	31
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33	33	(% style="color:blue" %)**For data downlink**(%%), RS485-LN runs in LoRaWAN Class C. When there downlink commands from LoRaWAN server, RS485-LN will forward the commands from LoRaWAN server to RS485 devices.
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34	34
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35	35	(% style="color:blue" %)**Demo Dashboard for RS485-LN**(%%) connect to two energy meters: [[https:~~/~~/app.datacake.de/dashboard/d/58844a26-378d-4c5a-aaf5-b5b5b153447a>>url:https://app.datacake.de/dashboard/d/58844a26-378d-4c5a-aaf5-b5b5b153447a]]
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38	38
39		-[[image:1653267211009-519.png||height="419" width="724"]]
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	73	+
42	42	== 1.2 Specifications ==
43	43
44	44
45		-**Hardware System:**
	77	+(% style="color:#037691" %)**Hardware System:**
46	46
47	47	* STM32L072CZT6 MCU
48	48	* SX1276/78 Wireless Chip
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50	50	** Idle: 32mA@12v
51	51	** 20dB Transmit: 65mA@12v
52	52
53		-**Interface for Model:**
	85	+(% style="color:#037691" %)**Interface for Model:**
54	54
55	55	* RS485
56	56	* Power Input 7~~ 24V DC.
57	57
58		-**LoRa Spec:**
	90	+(% style="color:#037691" %)**LoRa Spec:**
59	59
60	60	* Frequency Range:
61	61	** Band 1 (HF): 862 ~~ 1020 Mhz
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74	74	* Preamble detection.
75	75	* 127 dB Dynamic Range RSSI.
76	76	* Automatic RF Sense and CAD with ultra-fast AFC.
77		-* Packet engine up to 256 bytes with CRC.
	109	+* Packet engine up to 256 bytes with CRC
78	78
79	79
	112	+
80	80	== 1.3 Features ==
81	81
	115	+
82	82	* LoRaWAN Class A & Class C protocol (default Class C)
83		-* Frequency Bands: CN470/EU433/KR920/US915/EU868/AS923/AU915/IN865/RU864
	117	+* Frequency Bands: CN470/EU433/KR920/US915/EU868/AS923/AU915/IN865/RU864/MA869
84	84	* AT Commands to change parameters
85	85	* Remote configure parameters via LoRa Downlink
86	86	* Firmware upgradable via program port
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89	89	* Support Interrupt uplink (Since hardware version v1.2)
90	90
91	91
	126	+
92	92	== 1.4 Applications ==
93	93
	129	+
94	94	* Smart Buildings & Home Automation
95	95	* Logistics and Supply Chain Management
96	96	* Smart Metering
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99	99	* Smart Factory
100	100
101	101
	138	+
102	102	== 1.5 Firmware Change log ==
103	103
	141	+
104	104	[[RS485-LN Image files – Download link and Change log>>url:http://www.dragino.com/downloads/index.php?dir=RS485-LN/]]
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106	106
	145	+
107	107	== 1.6 Hardware Change log ==
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109	109	(((
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111	111	v1.2: Add External Interrupt Pin.
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113	113	v1.0: Release
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118	118
119	119	= 2. Power ON Device =
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121	121	(((
122	122	The RS485-LN can be powered by 7 ~~ 24V DC power source. Connection as below
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128	128	Once there is power, the RS485-LN will be on.
129	129	)))
130	130
131		-[[image:1653268091319-405.png]]
	177	+(% aria-label="1653268091319-405.png image widget" contenteditable="false" role="region" tabindex="-1" %)[[image:1653268091319-405.png||data-widget="image"]](% style="background-image:url(http://wiki.dragino.com/xwiki/webjars/wiki%3Axwiki/application-ckeditor-webjar/1.61/plugins/widget/images/handle.png); background:rgba(220,220,220,0.5); display:none" %)[[image:data:image/gif;base64,R0lGODlhAQABAPABAP///wAAACH5BAEKAAAALAAAAAABAAEAAAICRAEAOw==||draggable="true" height="15" role="presentation" title="Click and drag to move" width="15"]](% title="Click and drag to resize" %)​
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135	135
136	136	= 3. Operation Mode =
137	137
	185	+
138	138	== 3.1 How it works? ==
139	139
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140	140	(((
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141	141	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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144	144	)))
145	145
146	146	== 3.2 Example to join LoRaWAN network ==
147	147
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148	148	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.
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150		-[[image:1653268155545-638.png||height="334" width="724"]]
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153	153	(((
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155	155	The RS485-LN in this example connected to two RS485 devices for demonstration, user can connect to other RS485 devices via the same method. The connection is as below:
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159	159	485A+ and 485B- of the sensor are connected to RS485A and RA485B of RS485-LN respectively.
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162		-[[image:1653268227651-549.png||height="592" width="720"]]
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164	164	(((
165		-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:
	222	+The LG308 is already set to connect to [[TTN V3 network >>path:https://www.thethingsnetwork.org/]]. So what we need to now is only configure the TTN V3:
	223	+
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166	166	)))
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169		-**Step 1**: Create a device in TTN V3 with the OTAA keys from RS485-LN.
	228	+(% style="color:blue" %)**Step 1**(%%): Create a device in TTN V3 with the OTAA keys from RS485-LN.
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177		-[[image:1652953462722-299.png]]
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179	179	(((
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181	181	User can enter this key in their LoRaWAN Server portal. Below is TTN V3 screen shot:
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184	184	(((
185		-Add APP EUI in the application.
	247	+**Add APP EUI in the application.**
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189		-[[image:image-20220519174512-1.png]]
	251	+(% aria-label="image-20220519174512-1.png image widget" contenteditable="false" role="region" tabindex="-1" %)[[image:image-20220519174512-1.png||data-widget="image"]](% style="background-image:url(http://wiki.dragino.com/xwiki/webjars/wiki%3Axwiki/application-ckeditor-webjar/1.61/plugins/widget/images/handle.png); background:rgba(220,220,220,0.5); display:none" %)[[image:data:image/gif;base64,R0lGODlhAQABAPABAP///wAAACH5BAEKAAAALAAAAAABAAEAAAICRAEAOw==||draggable="true" height="15" role="presentation" title="Click and drag to move" width="15"]](% title="Click and drag to resize" %)​
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191		-[[image:image-20220519174512-2.png||height="323" width="720"]]
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193		-[[image:image-20220519174512-3.png||height="556" width="724"]]
	255	+(% aria-label="image-20220519174512-3.png image widget" contenteditable="false" role="region" tabindex="-1" %)[[image:image-20220519174512-3.png||data-widget="image" height="556" width="724"]](% style="background-image:url(http://wiki.dragino.com/xwiki/webjars/wiki%3Axwiki/application-ckeditor-webjar/1.61/plugins/widget/images/handle.png); background:rgba(220,220,220,0.5); display:none" %)[[image:data:image/gif;base64,R0lGODlhAQABAPABAP///wAAACH5BAEKAAAALAAAAAABAAEAAAICRAEAOw==||draggable="true" height="15" role="presentation" title="Click and drag to move" width="15"]](% title="Click and drag to resize" %)​
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195		-[[image:image-20220519174512-4.png]]
	257	+(% aria-label="image-20220519174512-4.png image widget" contenteditable="false" role="region" tabindex="-1" %)[[image:image-20220519174512-4.png||data-widget="image"]](% style="background-image:url(http://wiki.dragino.com/xwiki/webjars/wiki%3Axwiki/application-ckeditor-webjar/1.61/plugins/widget/images/handle.png); background:rgba(220,220,220,0.5); display:none" %)[[image:data:image/gif;base64,R0lGODlhAQABAPABAP///wAAACH5BAEKAAAALAAAAAABAAEAAAICRAEAOw==||draggable="true" height="15" role="presentation" title="Click and drag to move" width="15"]]
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	261	+
197	197	You can also choose to create the device manually.
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199		-[[image:1652953542269-423.png||height="710" width="723"]]
	264	+(% aria-label="1652953542269-423.png image widget" contenteditable="false" role="region" tabindex="-1" %)[[image:1652953542269-423.png||data-widget="image" height="710" width="723"]](% style="background-image:url(http://wiki.dragino.com/xwiki/webjars/wiki%3Axwiki/application-ckeditor-webjar/1.61/plugins/widget/images/handle.png); background:rgba(220,220,220,0.5); display:none" %)[[image:data:image/gif;base64,R0lGODlhAQABAPABAP///wAAACH5BAEKAAAALAAAAAABAAEAAAICRAEAOw==||draggable="true" height="15" role="presentation" title="Click and drag to move" width="15"]](% title="Click and drag to resize" %)​
200	200
201		-Add APP KEY and DEV EUI
202	202
203		-[[image:1652953553383-907.png||height="514" width="724"]]
204	204
	268	+**Add APP KEY and DEV EUI**
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	271	+
	272	+
	273	+
206	206	(((
207		-**Step 2**: Power on RS485-LN and it will auto join to the TTN V3 network. After join success, it will start to upload message to TTN V3 and user can see in the panel.
	275	+(% style="color:blue" %)**Step 2**(%%): Power on RS485-LN and it will auto join to the TTN V3 network. After join success, it will start to upload message to TTN V3 and user can see in the panel.
	276	+
	277	+
208	208	)))
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210		-[[image:1652953568895-172.png||height="232" width="724"]]
	280	+(% aria-label="1652953568895-172.png image widget" contenteditable="false" role="region" tabindex="-1" %)[[image:1652953568895-172.png||data-widget="image" height="232" width="724"]](% style="background-image:url(http://wiki.dragino.com/xwiki/webjars/wiki%3Axwiki/application-ckeditor-webjar/1.61/plugins/widget/images/handle.png); background:rgba(220,220,220,0.5); display:none" %)[[image:data:image/gif;base64,R0lGODlhAQABAPABAP///wAAACH5BAEKAAAALAAAAAABAAEAAAICRAEAOw==||draggable="true" height="15" role="presentation" title="Click and drag to move" width="15"]](% title="Click and drag to resize" %)​
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	283	+
213	213	== 3.3 Configure Commands to read data ==
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215	215	(((
216	216	(((
217		-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.
	289	+(((
	290	+There are plenty of RS485 devices in the market and each device has different command to read the valid data. To support these devices in flexible, RS485-LN supports flexible command set. User can use [[AT Commands>>||anchor="H3.5ConfigureRS485-LNviaATorDownlink"]] or LoRaWAN Downlink Command to configure what commands RS485-LN should send for each sampling and how to handle the return from RS485 devices.
	291	+
	292	+
218	218	)))
	294	+)))
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220	220	(((
221		-(% style="color:red" %)Note: below description and commands are for firmware version >v1.1, if you have firmware version v1.0. Please check the [[user manual v1.0>>url:http://www.dragino.com/downloads/index.php?dir=RS485-LN/&file=RS485-LN_UserManual_v1.0.1.pdf]] or upgrade the firmware to v1.1
	297	+(((
	298	+(% style="color:red" %)**Note: below description and commands are for firmware version >v1.1, if you have firmware version v1.0. Please check the [[user manual v1.0>>url:http://www.dragino.com/downloads/index.php?dir=RS485-LN/&file=RS485-LN_UserManual_v1.0.1.pdf]] or upgrade the firmware to v1.1**
	299	+)))
222	222
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223	223
224	224	)))
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226	226
227		-=== 3.3.1 onfigure UART settings for RS485 or TTL communication ===
	306	+=== 3.3.1 Configure UART settings for RS485 or TTL communication ===
228	228
	308	+
229	229	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:
230	230
231		-(% border="1" style="background-color:#ffffcc; color:green; width:782px" %)
232		-|(% style="width:128px" %)(((
	311	+
	312	+(% border="1" cellspacing="10" style="background-color:#ffffcc; color:green; width:510px" %)
	313	+|=(% style="width: 110px;" %)(((
233	233	**AT Commands**
234		-)))|(% style="width:305px" %)(((
	315	+)))|=(% style="width: 190px;" %)(((
235	235	**Description**
236		-)))|(% style="width:346px" %)(((
	317	+)))|=(% style="width: 190px;" %)(((
237	237	**Example**
238	238	)))
239		-|(% style="width:128px" %)(((
	320	+|(% style="width:110px" %)(((
240	240	AT+BAUDR
241		-)))|(% style="width:305px" %)(((
	322	+)))|(% style="width:190px" %)(((
242	242	Set the baud rate (for RS485 connection). Default Value is: 9600.
243		-)))|(% style="width:346px" %)(((
	324	+)))|(% style="width:190px" %)(((
244	244	(((
245	245	AT+BAUDR=9600
246	246	)))
...	...	@@ -249,11 +249,11 @@
249	249	Options: (1200,2400,4800,14400,19200,115200)
250	250	)))
251	251	)))
252		-|(% style="width:128px" %)(((
	333	+|(% style="width:110px" %)(((
253	253	AT+PARITY
254		-)))|(% style="width:305px" %)(((
	335	+)))|(% style="width:190px" %)(((
255	255	Set UART parity (for RS485 connection)
256		-)))|(% style="width:346px" %)(((
	337	+)))|(% style="width:190px" %)(((
257	257	(((
258	258	AT+PARITY=0
259	259	)))
...	...	@@ -262,9 +262,9 @@
262	262	Option: 0: no parity, 1: odd parity, 2: even parity
263	263	)))
264	264	)))
265		-|(% style="width:128px" %)(((
	346	+|(% style="width:110px" %)(((
266	266	AT+STOPBIT
267		-)))|(% style="width:305px" %)(((
	348	+)))|(% style="width:190px" %)(((
268	268	(((
269	269	Set serial stopbit (for RS485 connection)
270	270	)))
...	...	@@ -272,7 +272,7 @@
272	272	(((
273	273
274	274	)))
275		-)))|(% style="width:346px" %)(((
	356	+)))|(% style="width:190px" %)(((
276	276	(((
277	277	AT+STOPBIT=0 for 1bit
278	278	)))
...	...	@@ -287,27 +287,39 @@
287	287	)))
288	288
289	289
	371	+
290	290	=== 3.3.2 Configure sensors ===
291	291
	374	+
292	292	(((
293	293	(((
294		-Some sensors might need to configure before normal operation. User can configure such sensor via PC and RS485 adapter or through RS485-LN AT Commands (% style="color:#4f81bd" %)**AT+CFGDEV**(%%). Each (% style="color:#4f81bd" %)**AT+CFGDEV **(%%)equals to send a RS485 command to sensors. This command will only run when user input it and won’t run during each sampling.
	377	+Some sensors might need to configure before normal operation. User can configure such sensor via PC and RS485 adapter or through RS485-LN AT Commands (% style="color:#4f81bd" %)**AT+CFGDEV**(%%). Each (% style="color:#4f81bd" %)**AT+CFGDEV **(%%)equals to send a RS485 command to sensors. This command will only run when user input it and won't run during each sampling.
	378	+
	379	+
295	295	)))
296	296	)))
297	297
298		-(% border="1" style="background-color:#ffffcc; color:green; width:806px" %)
299		-|**AT Commands**|(% style="width:418px" %)**Description**|(% style="width:256px" %)**Example**
300		-|AT+CFGDEV|(% style="width:418px" %)(((
	383	+(% border="1" cellspacing="10" style="background-color:#ffffcc; color:green; width:510px" %)
	384	+|=(% style="width: 110px;" %)**AT Commands**|=(% style="width: 190px;" %)**Description**|=(% style="width: 190px;" %)**Example**
	385	+|AT+CFGDEV|(% style="width:110px" %)(((
	386	+(((
301	301	This command is used to configure the RS485/TTL devices; they won’t be used during sampling.
	388	+)))
302	302
	390	+(((
303	303	AT+CFGDEV=xx xx xx xx xx xx xx xx xx xx xx xx,
	392	+)))
304	304
	394	+(((
305	305	mm: 0: no CRC, 1: add CRC-16/MODBUS in the end of this command
306		-)))|(% style="width:256px" %)AT+CFGDEV=xx xx xx xx xx xx xx xx xx xx xx xx,m
	396	+)))
	397	+)))|(% style="width:190px" %)AT+CFGDEV=xx xx xx xx xx xx xx xx xx xx xx xx,m
307	307
308	308
	400	+
309	309	=== 3.3.3 Configure read commands for each sampling ===
310	310
	403	+
311	311	(((
312	312	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.
313	313
...	...	@@ -318,8 +318,9 @@
318	318	During each sampling, the RS485-LN can support 15 commands to read sensors. And combine the return to one or several uplink payloads.
319	319
320	320
321		-**Each RS485 commands include two parts:**
	414	+(% style="color:#037691" %)**Each RS485 commands include two parts:**
322	322
	416	+
323	323	~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.
324	324
325	325	2. How to get wanted value the from RS485 sensors returns from by 1). There are total 15 AT Commands to handle the return, commands are **AT+DATACUT1**,**AT+DATACUT2**,…, **AT+DATACUTF** corresponding to the commands from 1). All commands are of same grammar.
...	...	@@ -329,15 +329,14 @@
329	329
330	330	After we got the valid value from each RS485 commands, we need to combine them together with the command **AT+DATAUP**.
331	331
332		-
333	333	Below are examples for the how above AT Commands works.
334	334
335	335
336		-**AT+COMMANDx : **This command will be sent to RS485 devices during each sampling, Max command length is 14 bytes. The grammar is:
	429	+(% style="color:#037691" %)**AT+COMMANDx **(%%)**: **This command will be sent to RS485 devices during each sampling, Max command length is 14 bytes. The grammar is:
337	337
338	338	(% border="1" style="background-color:#4bacc6; color:white; width:499px" %)
339	339	|(% style="width:496px" %)(((
340		-**AT+COMMANDx=xx xx xx xx xx xx xx xx xx xx xx xx,m**
	433	+(% style="color:#037691" %)**AT+COMMANDx=xx xx xx xx xx xx xx xx xx xx xx xx,m**
341	341
342	342	**xx xx xx xx xx xx xx xx xx xx xx xx: The RS485 command to be sent**
343	343
...	...	@@ -349,10 +349,10 @@
349	349	In the RS485-LN, we should use this command AT+COMMAND1=01 03 0B B8 00 02,1 for the same.
350	350
351	351
352		-**AT+DATACUTx : **This command defines how to handle the return from AT+COMMANDx, max return length is 45 bytes.
	445	+(% style="color:#037691" %)**AT+DATACUTx **(%%)**: **This command defines how to handle the return from AT+COMMANDx, max return length is 100 bytes.
353	353
354		-(% border="1" style="background-color:#4bacc6; color:white; width:725px" %)
355		-|(% style="width:722px" %)(((
	447	+(% border="1" style="background-color:#4bacc6; color:white; width:510px" %)
	448	+|(% style="width:510px" %)(((
356	356	**AT+DATACUTx=a,b,c**
357	357
358	358	* **a: length for the return of AT+COMMAND**
...	...	@@ -362,25 +362,30 @@
362	362
363	363	**Examples:**
364	364
365		-* Grab bytes:
366	366
367		-[[image:image-20220602153621-1.png]]
	459	+* (% style="color:#037691" %)**Grab bytes**
368	368
	461	+(% aria-label="image-20220602153621-1.png image widget" contenteditable="false" role="region" tabindex="-1" %)[[image:image-20220602153621-1.png||data-widget="image"]](% style="background-image:url(http://wiki.dragino.com/xwiki/webjars/wiki%3Axwiki/application-ckeditor-webjar/1.61/plugins/widget/images/handle.png); background:rgba(220,220,220,0.5); display:none" %)[[image:data:image/gif;base64,R0lGODlhAQABAPABAP///wAAACH5BAEKAAAALAAAAAABAAEAAAICRAEAOw==||draggable="true" height="15" role="presentation" title="Click and drag to move" width="15"]](% title="Click and drag to resize" %)​
369	369
370		-* Grab a section.
371	371
372		-[[image:image-20220602153621-2.png]]
373	373
	465	+* (% style="color:#037691" %)**Grab a section**
374	374
375		-* Grab different sections.
	467	+(% aria-label="image-20220602153621-2.png image widget" contenteditable="false" role="region" tabindex="-1" %)[[image:image-20220602153621-2.png||data-widget="image"]](% style="background-image:url(http://wiki.dragino.com/xwiki/webjars/wiki%3Axwiki/application-ckeditor-webjar/1.61/plugins/widget/images/handle.png); background:rgba(220,220,220,0.5); display:none" %)[[image:data:image/gif;base64,R0lGODlhAQABAPABAP///wAAACH5BAEKAAAALAAAAAABAAEAAAICRAEAOw==||draggable="true" height="15" role="presentation" title="Click and drag to move" width="15"]](% title="Click and drag to resize" %)​
376	376
377		-[[image:image-20220602153621-3.png]]
378	378
	470	+
	471	+* (% style="color:#037691" %)**Grab different sections**
	472	+
	473	+(% aria-label="image-20220602153621-3.png image widget" contenteditable="false" role="region" tabindex="-1" %)[[image:image-20220602153621-3.png||data-widget="image"]](% style="background-image:url(http://wiki.dragino.com/xwiki/webjars/wiki%3Axwiki/application-ckeditor-webjar/1.61/plugins/widget/images/handle.png); background:rgba(220,220,220,0.5); display:none" %)[[image:data:image/gif;base64,R0lGODlhAQABAPABAP///wAAACH5BAEKAAAALAAAAAABAAEAAAICRAEAOw==||draggable="true" height="15" role="presentation" title="Click and drag to move" width="15"]](% title="Click and drag to resize" %)​
	474	+
	475	+
379	379
380	380	)))
381	381
382	382	=== 3.3.4 Compose the uplink payload ===
383	383
	481	+
384	384	(((
385	385	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.**
386	386
...	...	@@ -398,710 +398,1226 @@
398	398	)))
399	399
400	400	(((
401		-Final Payload is
	499	+Final Payload is (% style="color:#4f81bd" %)**Battery Info+PAYVER + VALID Value from RETURN1 + Valid Value from RETURN2 + … + RETURNx**
402	402	)))
403	403
404	404	(((
405		-(% style="color:#4f81bd" %)**Battery Info+PAYVER + VALID Value from RETURN1 + Valid Value from RETURN2 + … + RETURNx**
406		-)))
407		-
408		-(((
409	409	Where PAYVER is defined by AT+PAYVER, below is an example screen shot.
	504	+
	505	+
410	410	)))
411	411
412		-[[image:1653269759169-150.png||height="513" width="716"]]
	508	+[[image:image-20220929111027-1.png||height="509" width="685"]](% title="Click and drag to resize" %)​
413	413
414	414
415		-(% style="color:#4f81bd" %)**Examples: AT+DATAUP=1**
	511	+(% style="color:#037691" %)**Examples: AT+DATAUP=1**
416	416
417	417
418	418	Compose the uplink payload with value returns in sequence and send with (% style="color:red" %)**Multiply UPLINKs**.
419	419
420		-Final Payload is
	516	+Final Payload is (% style="color:#4f81bd" %)**PAYVER + PAYLOAD COUNT + PAYLOAD# + DATA**
421	421
422		-(% style="color:#4f81bd" %)**Battery Info+PAYVER + PAYLOAD COUNT + PAYLOAD# + DATA**
423	423
424		-1. Battery Info (2 bytes): Battery voltage
425		-1. PAYVER (1 byte): Defined by AT+PAYVER
426		-1. PAYLOAD COUNT (1 byte): Total how many uplinks of this sampling.
427		-1. PAYLOAD# (1 byte): Number of this uplink. (from 0,1,2,3…,to PAYLOAD COUNT)
428		-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
	519	+1. PAYVER: Defined by AT+PAYVER
	520	+1. PAYLOAD COUNT: Total how many uplinks of this sampling.
	521	+1. PAYLOAD#: Number of this uplink. (from 0,1,2,3…,to PAYLOAD COUNT)
	522	+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
429	429
430		-[[image:1653269916228-732.png||height="433" width="711"]]
431	431
432	432
433		-So totally there will be 3 uplinks for this sampling, each uplink includes 6 bytes DATA
	526	+(% 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" %)​
434	434
435		-DATA1=RETURN1 Valid Value = (% style="background-color:green; color:white" %)20 20 0a 33 90 41
436	436
437		-DATA2=1^^st^^ ~~ 6^^th^^ byte of Valid value of RETURN10=(% style="background-color:green; color:white" %) 02 aa 05 81 0a 20
	529	+So totally there will be 3 uplinks for this sampling, each uplink include 8 bytes DATA
438	438
439		-DATA3=7^^th^^ ~~ 11^^th^^ bytes of Valid value of RETURN10 = (% style="background-color:green; color:white" %)20 20 20 2d 30
	531	+DATA1=RETURN1 Valid Value + the first two of Valid value of RETURN10= **20 20 0a 33 90 41 02 aa**
440	440
441		-Below are the uplink payloads:
	533	+DATA2=3^^rd^^ ~~ 10^^th^^ byte of Valid value of RETURN10= **05 81 0a 20 20 20 20 2d**
442	442
443		-[[image:1653270130359-810.png]]
	535	+DATA3=the rest of Valid value of RETURN10= **30**
444	444
445	445
446		-(% style="color:red" %)**Notice: the Max bytes is according to the max support bytes in different Frequency Bands for lowest SF. As below:**
	538	+(% 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:**
447	447
448		- ~* For AU915/AS923 bands, if UplinkDwell time=0, max 51 bytes for each uplink ( so 51 -5 = 46 max valid date)
449	449
450		- * For AU915/AS923 bands, if UplinkDwell time=1, max 11 bytes for each uplink ( so 11 -5 = 6 max valid date).
	541	+ ~* For AU915/AS923 bands, if UplinkDwell time=0, max 51 bytes for each uplink.
451	451
452		- * For US915 band, max 11 bytes for each uplink ( so 11 -5 = 6 max valid date).
	543	+ * For AU915/AS923 bands, if UplinkDwell time=0, max 11 bytes for each uplink.
453	453
454		- ~* For all other bands: max 51 bytes for each uplink  ( so 51 -5 = 46 max valid date).
	545	+ * For US915 band, max 11 bytes for each uplink.
455	455
456		-=== 3.3.5 Uplink on demand ===
	547	+ ~* For all other bands: max 51 bytes for each uplink.
457	457
458		-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.
459	459
460		-Downlink control command:
	550	+(% style="color:red" %)** When AT+DATAUP=1, the maximum number of segments is 15, and the maximum total number of bytes is 1500;**
461	461
462		-[[0x08 command>>path:#downlink_08]]: Poll an uplink with current command set in RS485-BL.
	552	+(% style="color:red" %)** When AT+DATAUP=1 and AT+ADR=0, the maximum number of bytes of each payload is determined by the DR value. (Since v1.4.0)**
463	463
464		-[[0xA8 command>>path:#downlink_A8]]: Send a command to RS485-BL and uplink the output from sensors.
465	465
466	466
	556	+Below are the uplink payloads:
467	467
468		-1.
469		-11.
470		-111. Uplink on Interrupt
471	471
472		-Put the interrupt sensor between 3.3v_out and GPIO ext.[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image022.png]]
	559	+(% 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" %)​
473	473
474		-AT+INTMOD=0  Disable Interrupt
475	475
476		-AT+INTMOD=1  Interrupt trigger by rising or falling edge.
477	477
478		-AT+INTMOD=2  Interrupt trigger by falling edge. ( Default Value)
	563	+=== 3.3.5 Uplink on demand ===
479	479
480		-AT+INTMOD=3  Interrupt trigger by rising edge.
481	481
	566	+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.
482	482
483		-1.
484		-11. Uplink Payload
	568	+(% style="color:blue" %)**Downlink control command:**
485	485
486		-|**Size(bytes)**|**2**|**1**|**Length depends on the return from the commands**
487		-|Value|(((
488		-Battery(mV)
	570	+(% style="color:#4472c4" %)** 0x08 command**(%%): Poll an uplink with current command set in RS485-LN.
489	489
490		-&
	572	+(% style="color:#4472c4" %)** 0xA8 command**(%%): Send a command to RS485-LN and uplink the output from sensors.
491	491
492		-Interrupt _Flag
493		-)))|(((
494		-PAYLOAD_VER
495	495
496		-
497		-)))|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.
498	498
499		-Below is the decoder for the first 3 bytes. The rest bytes are dynamic depends on different RS485 sensors.
	576	+=== 3.3.6 Uplink on Interrupt ===
500	500
501	501
502		-function Decoder(bytes, port) {
	579	+RS485-LN support external Interrupt uplink since hardware v1.2 release.
503	503
504		-~/~/Payload Formats of RS485-BL Deceive
505	505
506		-return {
	582	+(% 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" %)​
507	507
508		- ~/~/Battery,units:V
	584	+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.
509	509
510		- BatV:((bytes[0]<<8 | bytes[1])&0x7fff)/1000,
511	511
512		- ~/~/GPIO_EXTI
513	513
514		- EXTI_Trigger:(bytes[0] & 0x80)? "TRUE":"FALSE",
	588	+== 3.4 Uplink Payload ==
515	515
516		- ~/~/payload of version
517	517
518		- Pay_ver:bytes[2],
	591	+(% 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"]]
519	519
520		- };
	593	+(% title="Click and drag to resize" %)​
521	521
522		- }
	595	+Below is the decoder for the first 3 bytes. The rest bytes are dynamic depends on different RS485 sensors.
523	523
524	524
525	525
	599	+== 3.5 Configure RS485-LN via AT or Downlink ==
526	526
527	527
	602	+(((
	603	+User can configure RS485-LN via AT Commands or LoRaWAN Downlink Commands
	604	+)))
528	528
	606	+(((
	607	+There are two kinds of Commands:
	608	+)))
529	529
530		-TTN V3 uplink screen shot.
	610	+* (((
	611	+(% 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]]
	612	+)))
531	531
532		-[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image023.png]]
	614	+* (((
	615	+(% style="color:#4f81bd" %)**Sensor Related Commands**(%%): These commands are special designed for RS485-LN.  User can see these commands below:
	616	+)))
533	533
534		-1.
535		-11. Configure RS485-BL via AT or Downlink
	618	+(((
	619	+
	620	+)))
536	536
537		-User can configure RS485-BL via [[AT Commands >>path:#_​Using_the_AT]]or LoRaWAN Downlink Commands
538	538
539		-There are two kinds of Commands:
540	540
541		-* **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
	624	+=== 3.5.1 Common Commands ===
542	542
543		-* **Sensor Related Commands**: These commands are special designed for RS485-BL.  User can see these commands below:
544	544
545		-1.
546		-11.
547		-111. Common Commands:
	627	+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]]
548	548
549		-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]]
550	550
551	551
552		-1.
553		-11.
554		-111. Sensor related commands:
	631	+=== 3.5.2 Downlink Response(Since firmware v1.4) ===
555	555
556		-==== Choose Device Type (RS485 or TTL) ====
557	557
558		-RS485-BL can connect to either RS485 sensors or TTL sensor. User need to specify what type of sensor need to connect.
	634	+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.
559	559
560		-* AT Command
561	561
562		-**AT+MOD=1** ~/~/ Set to support RS485-MODBUS type sensors. User can connect multiply RS485 , Modbus sensors to the A / B pins.
	637	+(% 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"]]
563	563
564		-**AT+MOD=2** ~/~/ Set to support TTL Level sensors, User can connect one TTL Sensor to the TXD/RXD/GND pins.
	639	+(% title="Click and drag to resize" %)​
565	565
	641	+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)
566	566
567		-* Downlink Payload
568	568
569		-**0A aa**     à same as AT+MOD=aa
570	570
	645	+=== 3.5.3 Sensor related commands ===
571	571
572	572
573		-==== [[RS485 Debug Command>>path:#downlink_A8]] (AT+CFGDEV) ====
574	574
575		-This command is used to configure the RS485 or TTL sensors; they won’t be used during sampling.
576	576
577		-* AT Command
	650	+==== (% style="color:blue" %)**RS485 Debug Command**(%%) ====
578	578
579		-AT+CFGDEV=xx xx xx xx xx xx xx xx xx xx xx xx,m
580	580
581		-m: 0: no CRC; 1: add CRC-16/MODBUS in the end of this command.
	653	+(((
	654	+This command is used to configure the RS485 devices; they won't be used during sampling.
	655	+)))
582	582
	657	+(((
	658	+* (% style="color:#037691" %)**AT Command**
583	583
	660	+(((
	661	+(% style="color:#4472c4" %)** AT+CFGDEV=xx xx xx xx xx xx xx xx xx xx xx xx,m**  (%%) m: 0: no CRC, 1: add CRC-16/MODBUS in the end of this command
	662	+)))
	663	+)))
584	584
585		-* Downlink Payload
	665	+(((
	666	+
	667	+)))
586	586
587		-Format: A8 MM NN XX XX XX XX YY
	669	+* (((
	670	+(% style="color:#037691" %)**Downlink Payload**
	671	+)))
588	588
	673	+(((
	674	+Format: (% style="color:#4472c4" %)** A8 MM NN XX XX XX XX YY**
	675	+)))
	676	+
	677	+(((
589	589	Where:
	679	+)))
590	590
591		-* MM: 1: add CRC-16/MODBUS ; 0: no CRC
592		-* NN: The length of RS485 command
593		-* XX XX XX XX: RS485 command total NN bytes
594		-* 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
	681	+* (((
	682	+MM: 1: add CRC-16/MODBUS ; 0: no CRC
	683	+)))
	684	+* (((
	685	+NN: The length of RS485 command
	686	+)))
	687	+* (((
	688	+XX XX XX XX: RS485 command total NN bytes
	689	+)))
	690	+* (((
	691	+(((
	692	+YY: How many bytes will be uplink from the return of this RS485 command,
	693	+)))
595	595
596		-**Example 1:**
	695	+* (((
	696	+if YY=0, RS485-LN will execute the downlink command without uplink;
	697	+)))
	698	+* (((
	699	+if YY>0, RS485-LN will uplink total YY bytes from the output of this RS485 command; Fport=200
	700	+)))
	701	+* (((
	702	+if YY=FF, RS485-LN will uplink RS485 output with the downlink command content; Fport=200.
	703	+)))
	704	+)))
597	597
	706	+(((
	707	+
	708	+
	709	+(% style="color:blue" %)**Example 1:**  (%%) ~-~-> Configure without ask for uplink (YY=0)
	710	+)))
	711	+
	712	+(((
598	598	To connect a Modbus Alarm with below commands.
	714	+)))
599	599
600		-* 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.
	716	+* (((
	717	+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.
	718	+)))
601	601
602		-* 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.
	720	+* (((
	721	+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.
	722	+)))
603	603
	724	+(((
	725	+
	726	+
604	604	So if user want to use downlink command to control to RS485 Alarm, he can use:
	728	+)))
605	605
606		-**A8 01 06 0A 05 00 04 00 01 00**: to activate the RS485 Alarm
	730	+(((
	731	+(% style="color:#4f81bd" %)**A8 01 06 0A 05 00 04 00 01 00**(%%): to activate the RS485 Alarm
	732	+)))
607	607
608		-**A8 01 06 0A 05 00 04 00 00 00**: to deactivate the RS485 Alarm
	734	+(((
	735	+(% style="color:#4f81bd" %)**A8 01 06 0A 05 00 04 00 00 00**(%%): to deactivate the RS485 Alarm
	736	+)))
609	609
	738	+(((
610	610	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.
	740	+)))
611	611
	742	+(((
	743	+
	744	+)))
612	612
613		-**Example 2:**
	746	+(((
	747	+(% style="color:blue" %)**Example 2:**  (%%) ~-~-> Configure with requesting uplink and original downlink command (**YY=FF**)
	748	+)))
614	614
615		-Check TTL Sensor return:
	750	+(((
	751	+User in IoT server send a downlink command: (% style="color:#4f81bd" %)**A8 01 06 0A 08 00 04 00 01 YY**
	752	+)))
616	616
617		-[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image024.png]]
	754	+(((
	755	+
	756	+)))
618	618
	758	+(((
	759	+(((
	760	+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**
	761	+)))
619	619
	763	+
	764	+)))
620	620
	766	+(((
	767	+ (% 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" %)​
	768	+)))
621	621
622		-==== Set Payload version ====
623	623
624		-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.
625	625
626		-* AT Command:
627	627
628		-AT+PAYVER: Set PAYVER field = 1
	773	+==== (% style="color:blue" %)**Set Payload version**(%%) ====
629	629
630	630
631		-* Downlink Payload:
	776	+(((
	777	+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.
	778	+)))
632	632
633		-0xAE 01   à Set PAYVER field =  0x01
	780	+(((
	781	+* (% style="color:#037691" %)**AT Command:**
634	634
635		-0xAE 0F   à Set PAYVER field =  0x0F
	783	+(% style="color:#4472c4" %)** AT+PAYVER:    ** (%%) Set PAYVER field = 1
636	636
	785	+
	786	+)))
637	637
638		-==== Set RS485 Sampling Commands ====
	788	+* (((
	789	+(% style="color:#037691" %)**Downlink Payload:**
	790	+)))
639	639
640		-AT+COMMANDx, AT+DATACUTx and AT+SEARCHx
	792	+(((
	793	+(% style="color:#4472c4" %)** 0xAE 01** (%%) ~-~->  Set PAYVER field =  0x01
	794	+)))
641	641
642		-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]].
	796	+(((
	797	+(% style="color:#4472c4" %)** 0xAE 0F**   (%%) ~-~->  Set PAYVER field =  0x0F
	798	+)))
643	643
644	644
645		-* AT Command:
	801	+**1 )  Add the interrupt flag at the highest bit of the Payver byte, that is, Byte7 of the first byte. (Since v1.4.0)**
646	646
647		-AT+COMMANDx: Configure RS485 read command to sensor.
648	648
649		-AT+DATACUTx: Configure how to handle return from RS485 devices.
	804	+[[image:image-20220824145428-2.png||height="168" width="1300"]]
650	650
651		-AT+SEARCHx: Configure search command
652	652
653	653
654		-* Downlink Payload:
	808	+**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.**
655	655
656		-0xAF downlink command can be used to set AT+COMMANDx or AT+DATACUTx.
657	657
658		-Note: if user use AT+COMMANDx to add a new command, he also need to send AT+DATACUTx downlink.
	811	+[[image:image-20220824145428-3.png||height="308" width="1200"]]
659	659
660		-Format: AF MM NN LL XX XX XX XX YY
661	661
662		-Where:
663	663
664		-* MM: the ATCOMMAND or AT+DATACUT to be set. Value from 01 ~~ 0F,
665		-* NN: 0: no CRC; 1: add CRC-16/MODBUS ; 2: set the AT+DATACUT value.
666		-* LL: The length of AT+COMMAND or AT+DATACUT command
667		-* XX XX XX XX: AT+COMMAND or AT+DATACUT command
668		-* 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.
669	669
670		-Example:
	816	+==== (% style="color:blue" %)**Set RS485 Sampling Commands**(%%) ====
671	671
672		-**AF 03 01 06 0A 05 00 04 00 01 00**: Same as AT+COMMAND3=0A 05 00 04 00 01,1
673	673
674		-**AF 03 02 06 10 01 05 06 09 0A 00**: Same as AT+DATACUT3=**16**,**1**,**5+6+9+10**
	819	+(((
	820	+AT+COMMANDx or AT+DATACUTx
	821	+)))
675	675
676		-**AF 03 02 06 0B 02 05 07 08 0A 00**: Same as AT+DATACUT3=**11**,**2**,**5~~7+8~~10**
	823	+(((
	824	+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"]].
	825	+)))
677	677
	827	+(((
	828	+
	829	+)))
678	678
679		-0xAB downlink command can be used for set AT+SEARCHx
	831	+* (((
	832	+(% style="color:#037691" %)**AT Command:**
	833	+)))
680	680
681		-Example: **AB aa 01 03 xx xx xx** (03 here means there are total 3 bytes after 03) So
	835	+(% style="color:#4472c4" %)** AT+COMMANDx:    ** (%%) Configure RS485 read command to sensor.
682	682
683		-* AB aa 01 03 xx xx xx  same as AT+SEARCHaa=1,xx xx xx
684		-* 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
	837	+(% style="color:#4472c4" %)** AT+DATACUTx:        **(%%) Configure how to handle return from RS485 devices.
685	685
686		-**AB aa 02 03 xx xx xx 02 yy yy**  same as **AT+SEARCHaa=2,xx xx xx+yy yy**
687	687
	840	+* (((
	841	+(% style="color:#037691" %)**Downlink Payload:**
	842	+)))
688	688
689		-==== Fast command to handle MODBUS device ====
	844	+(((
	845	+(% style="color:#4472c4" %)** 0xAF**(%%) downlink command can be used to set AT+COMMANDx or AT+DATACUTx.
690	690
691		-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]].
	847	+
	848	+)))
692	692
	850	+(((
	851	+(% style="color:red" %)**Note : if user use AT+COMMANDx to add a new command, he also need to send AT+DATACUTx downlink.**
	852	+
	853	+
	854	+)))
	855	+
	856	+(((
	857	+Format: (% style="color:#4472c4" %)** AF MM NN LL XX XX XX XX YY**
	858	+)))
	859	+
	860	+(((
	861	+Where:
	862	+)))
	863	+
	864	+* (((
	865	+MM: the ATCOMMAND or AT+DATACUT to be set. Value from 01 ~~ 0F,
	866	+)))
	867	+* (((
	868	+NN:  0: no CRC; 1: add CRC-16/MODBUS ; 2: set the AT+DATACUT value.
	869	+)))
	870	+* (((
	871	+LL:  The length of AT+COMMAND or AT+DATACUT command
	872	+)))
	873	+* (((
	874	+XX XX XX XX: AT+COMMAND or AT+DATACUT command
	875	+)))
	876	+* (((
	877	+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.
	878	+)))
	879	+
	880	+(((
	881	+
	882	+
	883	+**Example:**
	884	+)))
	885	+
	886	+(((
	887	+(% 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
	888	+)))
	889	+
	890	+(((
	891	+(% 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**
	892	+)))
	893	+
	894	+(((
	895	+(% 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**
	896	+)))
	897	+
	898	+
	899	+
	900	+
	901	+==== (% style="color:blue" %)**Fast command to handle MODBUS device**(%%) ====
	902	+
	903	+
	904	+(((
	905	+(% style="color:#4472c4" %)** AT+MBFUN**(%%) is valid since v1.3 firmware version. The command is for fast configure to read Modbus devices. It is only valid for the devices which follow the [[MODBUS-RTU protocol>>url:https://www.modbustools.com/modbus.html]].
	906	+)))
	907	+
	908	+(((
693	693	This command is valid since v1.3 firmware version
	910	+)))
694	694
	912	+(((
	913	+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.
	914	+)))
695	695
696		-AT+MBFUN has only two value:
	916	+(((
	917	+
	918	+)))
697	697
698		-* AT+MBFUN=1: Enable Modbus reading. And get response base on the MODBUS return
	920	+(((
	921	+**Example:**
	922	+)))
699	699
700		-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.
	924	+* (((
	925	+AT+MBFUN=1 and AT+DATACUT1/AT+DATACUT2  are not configure (0,0,0). So RS485-LN.
	926	+)))
	927	+* (((
	928	+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.
	929	+)))
	930	+* (((
	931	+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.
701	701
702		-* AT+MBFUN=0: Disable Modbus fast reading.
	933	+
	934	+)))
703	703
704		-Example:
	936	+(% aria-label="image-20220602165351-6.png image widget" contenteditable="false" role="region" tabindex="-1" %)[[image:image-20220602165351-6.png||data-widget="image"]]
705	705
706		-* AT+MBFUN=1 and AT+DATACUT1/AT+DATACUT2 are not configure (0,0,0).
707		-* 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.
708		-* 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.
	938	+(% title="Click and drag to resize" %)​
709	709
710		-[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image025.png]]
	940	+(% 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" %)​
711	711
712	712
713		-[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image026.png]]
714	714
715	715
716		-* Downlink Commands:
	945	+==== (% style="color:blue" %)**RS485 command timeout**(%%) ====
717	717
718		-A9 aa -à Same as AT+MBFUN=aa
719	719
	948	+(((
	949	+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.
	950	+)))
720	720
721		-==== RS485 command timeout ====
	952	+(((
	953	+Default value: 0, range:  0 ~~ 65 seconds
	954	+)))
722	722
723		-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.
	956	+(((
	957	+* (% style="color:#037691" %)** AT Command:**
724	724
725		-Default value: 0, range:  0 ~~ 5 seconds
	959	+(% style="color:#4472c4" %)** AT+CMDDLaa=hex(bb cc)*1000**
	960	+)))
726	726
	962	+(((
	963	+
727	727
728		-* AT Command:
	965	+**Example:**
	966	+)))
729	729
730		-AT+CMDDLaa=hex(bb cc)
	968	+(((
	969	+(% style="color:#4472c4" %)** AT+CMDDL1=1000** (%%)to send the open time to 1000ms
	970	+)))
731	731
732		-Example:
	972	+(((
	973	+
	974	+)))
733	733
734		-**AT+CMDDL1=1000** to send the open time to 1000ms
	976	+* (((
	977	+(% style="color:#037691" %)** Downlink Payload:**
	978	+)))
735	735
	980	+(((
	981	+(% style="color:#4472c4" %)** 0x AA aa bb cc**(%%) Same as: AT+CMDDLaa=hex(bb cc)*1000
	982	+)))
736	736
737		-* Downlink Payload:
	984	+(((
	985	+
738	738
739		-0x AA aa bb cc
	987	+**Example:**
	988	+)))
740	740
741		-Same as: AT+CMDDLaa=hex(bb cc)
	990	+(((
	991	+**0xAA 01 00 01**  ~-~-> Same as  **AT+CMDDL1=1000 ms**
	992	+)))
742	742
743		- Example:
744	744
745		- 0xAA 01 03 E8  à Same as **AT+CMDDL1=1000 ms**
746	746
747	747
748		-==== [[Uplink>>path:#downlink_A8]] payload mode ====
	997	+==== (% style="color:blue" %)**Uplink payload mode**(%%) ====
749	749
	999	+
	1000	+(((
750	750	Define to use one uplink or multiple uplinks for the sampling.
	1002	+)))
751	751
752		-The use of this command please see: [[Compose Uplink payload>>path:#DataUP]]
	1004	+(((
	1005	+The use of this command please see: [[Compose Uplink payload>>||anchor="H3.3.4Composetheuplinkpayload"]]
753	753
754		-* AT Command:
	1007	+
	1008	+)))
755	755
756		-AT+DATAUP=0
	1010	+(((
	1011	+* (% style="color:#037691" %)** AT Command:**
757	757
758		-AT+DATAUP=1
	1013	+(% style="color:#4472c4" %)** AT+DATAUP=0**
759	759
	1015	+(% style="color:#4472c4" %)** AT+DATAUP=1**
760	760
761		-* Downlink Payload:
	1017	+
	1018	+)))
762	762
763		-0xAD 00   à Same as AT+DATAUP=0
	1020	+(% style="color:#4472c4" %)** 0xAD 01 00 00 14** (%%) **~-~->** Same as AT+DATAUP=1，20000  ~/~/  (00 00 14 is 20 seconds)
764	764
765		-0xAD 01   à Same as AT+DATAUP=1
	1022	+Each uplink is sent to the server at 20-second intervals when segmented.
766	766
767	767
768		-==== Manually trigger an Uplink ====
	1025	+* (((
	1026	+(% style="color:#037691" %)** Downlink Payload:**
	1027	+)))
769	769
	1029	+(% style="color:#4472c4" %)** 0xAD 00** (%%) **~-~->** Same as AT+DATAUP=0
	1030	+
	1031	+(% style="color:#4472c4" %)** 0xAD 01**  (%%) **~-~->** Same as AT+DATAUP=1  ~/~/Each uplink is sent to the server one after the other as it is segmented.
	1032	+
	1033	+
	1034	+* (((
	1035	+(% style="color:#037691" %)** AT Command:**
	1036	+)))
	1037	+
	1038	+(% style="color:#4472c4" %)** AT+DATAUP=1,Timeout**
	1039	+
	1040	+
	1041	+* (((
	1042	+(% style="color:#037691" %)** Downlink Payload:**
	1043	+)))
	1044	+
	1045	+(% style="color:#4472c4" %)** 0xAD 01 00 00 14** (%%) **~-~->** Same as AT+DATAUP=1，20000  ~/~/  (00 00 14 is 20 seconds)
	1046	+
	1047	+Each uplink is sent to the server at 20-second intervals when segmented.
	1048	+
	1049	+
	1050	+
	1051	+
	1052	+==== (% style="color:blue" %)**Manually trigger an Uplink**(%%) ====
	1053	+
	1054	+
	1055	+(((
770	770	Ask device to send an uplink immediately.
	1057	+)))
771	771
772		-* Downlink Payload:
	1059	+* (((
	1060	+(% style="color:#037691" %)** AT Command:**
	1061	+)))
773	773
774		-0x08 FF, RS485-BL will immediately send an uplink.
	1063	+(((
	1064	+No AT Command for this, user can press the [[ACT button>>||anchor="H3.7Buttons"]] for 1 second for the same.
	1065	+)))
775	775
	1067	+(((
	1068	+
	1069	+)))
776	776
777		-==== Clear RS485 Command ====
	1071	+* (((
	1072	+(% style="color:#037691" %)** Downlink Payload:**
	1073	+)))
778	778
	1075	+(((
	1076	+(% style="color:#4472c4" %)** 0x08 FF**(%%), RS485-LN will immediately send an uplink.
	1077	+)))
	1078	+
	1079	+
	1080	+
	1081	+
	1082	+==== (% style="color:blue" %)**Clear RS485 Command**(%%) ====
	1083	+
	1084	+
	1085	+(((
779	779	The AT+COMMANDx and AT+DATACUTx settings are stored in special location, user can use below command to clear them.
780	780
	1088	+
	1089	+)))
781	781
782		-* AT Command:
	1091	+* (((
	1092	+(% style="color:#037691" %)** AT Command:**
	1093	+)))
783	783
784		-**AT+CMDEAR=mm,nn**   mm: start position of erase ,nn: stop position of erase
	1095	+(((
	1096	+(% style="color:#4472c4" %)** AT+CMDEAR=mm,nn** (%%) mm: start position of erase ,nn: stop position of erase
	1097	+)))
785	785
	1099	+(((
	1100	+
	1101	+
786	786	Etc. AT+CMDEAR=1,10 means erase AT+COMMAND1/AT+DATACUT1 to AT+COMMAND10/AT+DATACUT10
	1103	+)))
787	787
	1105	+(((
788	788	Example screen shot after clear all RS485 commands.
	1107	+)))
789	789
	1109	+(((
	1110	+
	1111	+)))
790	790
791		-
	1113	+(((
792	792	The uplink screen shot is:
	1115	+)))
793	793
794		-[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image023.png]]
	1117	+(% 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" %)​
795	795
796	796
797		-* Downlink Payload:
	1120	+* (((
	1121	+(% style="color:#037691" %)** Downlink Payload:**
	1122	+)))
798	798
799		-0x09 aa bb same as AT+CMDEAR=aa,bb
	1124	+(((
	1125	+(% style="color:#4472c4" %)** 0x09 aa bb** (%%) same as AT+CMDEAR=aa,bb
	1126	+)))
800	800
801	801
802		-==== Set Serial Communication Parameters ====
803	803
	1130	+
	1131	+==== (% style="color:blue" %)**Set Serial Communication Parameters**(%%) ====
	1132	+
	1133	+
	1134	+(((
804	804	Set the Rs485 serial communication parameters:
805	805
806		-* AT Command:
	1137	+
	1138	+)))
807	807
808		-Set Baud Rate:
	1140	+* (((
	1141	+(% style="color:#037691" %)** AT Command:**
809	809
810		-AT+BAUDR=9600    ~/~/ Options: (1200,2400,4800,14400,19200,115200)
811	811
	1144	+
	1145	+)))
812	812
813		-Set UART parity
	1147	+(((
	1148	+* Set Baud Rate
	1149	+)))
814	814
815		-AT+PARITY=0    ~/~/ Option: 0: no parity, 1: odd parity, 2: even parity
	1151	+(% style="color:#4472c4" %)** AT+BAUDR=9600** (%%) ~/~/  Options: (200~~115200)  When using low baud rate or receiving multiple bytes, you need to use AT+CMDDL to increase the receive timeout (the default receive timeout is 400ms), otherwise data will be lost
816	816
817	817
818		-Set STOPBIT
	1154	+(((
	1155	+* Set UART Parity
	1156	+)))
819	819
820		-AT+STOPBIT=0    ~/~/ Option: 0 for 1bit; 1 for 1.5 bit ; 2 for 2 bits
	1158	+(% style="color:#4472c4" %)** AT+PARITY=0** (%%) ~/~/  Option: 0: no parity, 1: odd parity, 2: even parity
821	821
822	822
823		-* Downlink Payload:
	1161	+(((
	1162	+* Set STOPBIT
	1163	+)))
824	824
825		-A7 01 aa bb: Same  AT+BAUDR=hex(aa bb)*100
	1165	+(% style="color:#4472c4" %)** AT+STOPBIT=0** (%%) ~/~/  Option: 0 for 1bit; 1 for 1.5 bit ; 2 for 2 bits
826	826
827		-Example:
828	828
829		-* A7 01 00 60   same as AT+BAUDR=9600
830		-* A7 01 04 80  same as AT+BAUDR=115200
831	831
832		-A7 02 aa: Same as  AT+PARITY=aa  (aa value: 00 , 01 or 02)
	1169	+* (((
	1170	+(% style="color:#037691" %)** Downlink Payload:**
	1171	+)))
833	833
834		-A7 03 aa: Same as  AT+STOPBIT=aa  (aa value: 00 , 01 or 02)
	1173	+(((
	1174	+(% style="color:#4472c4" %)** A7 01 aa bb**:   (%%) Same  AT+BAUDR=hex(aa bb)*100
	1175	+)))
835	835
	1177	+(((
	1178	+
836	836
837		-==== Control output power duration ====
	1180	+**Example:**
	1181	+)))
838	838
839		-User can set the output power duration before each sampling.
	1183	+* (((
	1184	+A7 01 00 60  same as AT+BAUDR=9600
	1185	+)))
	1186	+* (((
	1187	+A7 01 04 80  same as AT+BAUDR=115200
	1188	+)))
840	840
841		-* AT Command:
	1190	+(((
	1191	+* A7 02 aa:  Same as  AT+PARITY=aa  (aa value: 00 , 01 or 02)
	1192	+)))
842	842
843		-Example:
	1194	+(((
	1195	+* A7 03 aa:  Same as  AT+STOPBIT=aa  (aa value: 00 , 01 or 02)
	1196	+)))
844	844
845		-AT+3V3T=1000 ~/~/ 3V3 output power will open 1s before each sampling.
846	846
847		-AT+5VT=1000 ~/~/ +5V output power will open 1s before each sampling.
848	848
849	849
850		-* LoRaWAN Downlink Command:
851	851
852		-07 01 aa bb  Same as AT+5VT=(aa bb)
	1202	+==== (% style="color:blue" %)**Encrypted payload**(%%) ====
853	853
854		-07 02 aa bb  Same as AT+3V3T=(aa bb)
	1204	+(((
	1205	+
	1206	+)))
855	855
	1208	+* (((
	1209	+(% style="color:#037691" %)** AT Command:**
	1210	+)))
856	856
	1212	+(% style="color:#4472c4" %)** AT+DECRYPT=1  ** (%%) ~/~/ The payload is uploaded without encryption
857	857
	1214	+(% style="color:#4472c4" %)** AT+DECRYPT=0  ** (%%) ~/~/ Encrypt when uploading payload (default)
858	858
859		-1.
860		-11. Buttons
861	861
862		-|**Button**|**Feature**
863		-|**RST**|Reboot RS485-BL
864	864
865		-1.
866		-11. +3V3 Output
867	867
868		-RS485-BL has a Controllable +3V3 output, user can use this output to power external sensor.
	1219	+==== (% style="color:blue" %)**Get sensor value**(%%) ====
869	869
870		-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.
871	871
	1222	+* (((
	1223	+(% style="color:#037691" %)** AT Command:**
	1224	+)))
872	872
873		-The +3V3 output time can be controlled by AT Command.
	1226	+(% style="color:#4472c4" %)** AT+GETSENSORVALUE=0  **(%%) ~/~/ The serial port gets the reading of the current sensor
874	874
875		-**AT+3V3T=1000**
	1228	+(% style="color:#4472c4" %)** AT+GETSENSORVALUE=1  **(%%) ~/~/ The serial port gets the current sensor reading and uploads it.
876	876
877		-Means set +3v3 valid time to have 1000ms. So, the real +3v3 output will actually have 1000ms + sampling time for other sensors.
878	878
879	879
880		-By default, the AT+3V3T=0. This is a special case, means the +3V3 output is always on at any time
881	881
	1233	+==== (% style="color:blue" %)**Resets the downlink packet count**(%%) ====
882	882
883		-1.
884		-11. +5V Output
885	885
886		-RS485-BL has a Controllable +5V output, user can use this output to power external sensor.
	1236	+* (((
	1237	+(% style="color:#037691" %)** AT Command:**
	1238	+)))
887	887
888		-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.
	1240	+(% style="color:#4472c4" %)** AT+DISFCNTCHECK=0  **(%%) ~/~/  When the downlink packet count sent by the server is less than the node downlink packet count or exceeds 16384, the node will no longer receive downlink packets (default)
889	889
	1242	+(% style="color:#4472c4" %)** AT+DISFCNTCHECK=1  **(%%) ~/~/  When the downlink packet count sent by the server is less than the node downlink packet count or exceeds 16384, the node resets the downlink packet count and keeps it consistent with the server downlink packet count.
890	890
891		-The 5V output time can be controlled by AT Command.
892	892
893		-**AT+5VT=1000**
894	894
895		-Means set 5V valid time to have 1000ms. So, the real 5V output will actually have 1000ms + sampling time for other sensors.
896	896
	1247	+==== (% style="color:blue" %)**When the limit bytes are exceeded, upload in batches**(%%) ====
897	897
898		-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.
899	899
	1250	+* (((
	1251	+(% style="color:#037691" %)** AT Command:**
	1252	+)))
900	900
	1254	+ (% style="color:#4472c4" %)** AT+DISMACANS=0**  (%%) ~/~/  When the MACANS of the reply server plus the payload exceeds the maximum number of bytes of 11 bytes (DR0 of US915, DR2 of AS923, DR2 of AU195), the node will send a packet with a payload of 00 and a port of 4. (default)
901	901
	1256	+ (% style="color:#4472c4" %)** AT+DISMACANS=1**   (%%) ~/~/  When the MACANS of the reply server plus the payload exceeds the maximum number of bytes of the DR, the node will ignore the MACANS and not reply, and only upload the payload part.
902	902
903		-1.
904		-11. LEDs
905	905
906		-|**LEDs**|**Feature**
907		-|**LED1**|Blink when device transmit a packet.
	1259	+* (((
	1260	+(% style="color:#037691" %)** Downlink Payload:**
	1261	+)))
908	908
909		-1.
910		-11. Switch Jumper
	1263	+(% style="color:#4472c4" %)** 0x21 00 01 ** (%%) ~/~/ Set  the DISMACANS=1
911	911
912		-|**Switch Jumper**|**Feature**
913		-|**SW1**|(((
914		-ISP position: Upgrade firmware via UART
915	915
916		-Flash position: Configure device, check running status.
	1266	+
	1267	+
	1268	+==== (% style="color:blue" %)** Copy downlink to uplink **(%%) ====
	1269	+
	1270	+
	1271	+* (((
	1272	+(% style="color:#037691" %)** AT Command:**
917	917	)))
918		-|**SW2**|(((
919		-5V position: set to compatible with 5v I/O.
920	920
921		-3.3v position: set to compatible with 3.3v I/O.,
	1275	+(% style="color:#4472c4" %)** AT+RPL=5**  (%%) ~/~/ After receiving the package from the server, it will immediately upload the content of the package to the server, the port number is 100.
	1276	+
	1277	+
	1278	+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.
	1279	+
	1280	+
	1281	+[[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"]]
	1282	+
	1283	+
	1284	+
	1285	+For example, sending 11 22 33 44 55 66 77 will return invalid configuration 00 11 22 33 44 55 66 77.
	1286	+
	1287	+
	1288	+[[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"]]
	1289	+
	1290	+
	1291	+For example, if 01 00 02 58 is issued, a valid configuration of 01 01 00 02 58 will be returned.
	1292	+
	1293	+
	1294	+
	1295	+
	1296	+==== (% style="color:blue" %)**Query version number and frequency band 、TDC**(%%) ====
	1297	+
	1298	+
	1299	+(((
	1300	+* (% style="color:#037691" %)**Downlink Payload:**
	1301	+
	1302	+(% style="color:#4472c4" %)** 26 01  ** (%%) ~/~/  Downlink 26 01 can query device upload frequency, frequency band, software version number, TDC time.
922	922	)))
923	923
924		-+3.3V: is always ON
925	925
926		-+5V: Only open before every sampling. The time is by default, it is AT+5VT=0.  Max open time. 5000 ms.
	1306	+Example：
927	927
928		-1. Case Study
929	929
930		-User can check this URL for some case studies.
	1309	+[[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"]]
931	931
932		-[[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]]
933	933
934	934
935	935
	1314	+==== (% style="color:blue" %)** Monitor RS485 communication of other devices**(%%) ====
936	936
937		-1. Use AT Command
938		-11. Access AT Command
939	939
940		-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.
	1317	+* (((
	1318	+(% style="color:#037691" %)** AT Command:**
	1319	+)))
941	941
942		-[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image027.png]]
	1321	+(% style="color:#4472c4" %)**AT+RXMODE=1,10**    (%%) ~/~/ When the RS485-LN receives more than 10 bytes from the RS485, it immediately sends the uplink of the received data.
943	943
	1323	+(% style="color:#4472c4" %)**AT+RXMODE=2,500    ** (%%) ~/~/  RS485-LN uploads data as uplink from the first byte received by RS485 to the data received within 500ms after that.
944	944
945		-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:
	1325	+(% style="color:#4472c4" %)**AT+RXMODE=0,0  ** (%%) ~/~/  Disable this mode (default)
946	946
947		-[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image028.png]]
948	948
	1328	+* (((
	1329	+(% style="color:#037691" %)**Downlink Payload:**
	1330	+)))
949	949
	1332	+(% style="color:#4472c4" %)** A6 aa bb bb               ** (%%) ~/~/same as AT+RXMODE=aa,bb
950	950
951		-More detail AT Command manual can be found at [[AT Command Manual>>path:#AT_COMMAND]]
	1334	+[[image:image-20220824144240-1.png]]
952	952
953	953
954	954
955		-1.
956		-11. Common AT Command Sequence
957		-111. Multi-channel ABP mode (Use with SX1301/LG308)
	1338	+== 3.6 Listening mode for RS485 network ==
958	958
959		-If device has not joined network yet:
960	960
961		-AT+FDR
	1341	+(((
	1342	+This feature support since firmware v1.4
	1343	+)))
962	962
963		-AT+NJM=0
	1345	+(((
	1346	+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.
964	964
965		-ATZ
	1348	+
	1349	+)))
966	966
	1351	+(% 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"]]
967	967
	1353	+(% title="Click and drag to resize" %)​
	1354	+
	1355	+(((
	1356	+To enable the listening mode, use can run the command (% style="color:#4472c4" %)** AT+RXMODE**.
	1357	+)))
	1358	+
	1359	+(((
	1360	+
	1361	+)))
	1362	+
	1363	+(% border="1" cellspacing="10" style="background-color:#ffffcc; width:500px" %)
	1364	+|=(% style="width: 100px;" %)(((
	1365	+**Command example**
	1366	+)))|=(% style="width: 400px;" %)(((
	1367	+**Function**
	1368	+)))
	1369	+|(% style="width:100px" %)(((
	1370	+AT+RXMODE=1,10
	1371	+)))|(% style="width:400px" %)(((
	1372	+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.
	1373	+)))
	1374	+|(% style="width:100px" %)(((
	1375	+AT+RXMODE=2,500
	1376	+)))|(% style="width:400px" %)(((
	1377	+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
	1378	+)))
	1379	+|(% style="width:100px" %)(((
	1380	+AT+RXMODE=0,0
	1381	+)))|(% style="width:400px" %)(((
	1382	+Disable listening mode. This is the default settings.
	1383	+)))
	1384	+|(% style="width:100px" %)(((
	1385	+
	1386	+)))|(% style="width:400px" %)(((
	1387	+A6 aa bb cc  same as AT+RXMODE=aa,(bb<<8 | cc)
	1388	+)))
	1389	+
	1390	+(((
	1391	+
	1392	+
	1393	+(% style="color:#037691" %)**Downlink Command:**
	1394	+)))
	1395	+
	1396	+(((
	1397	+(% style="color:#4472c4" %)** 0xA6 aa bb cc **(%%) same as AT+RXMODE=aa,(bb<<8 | cc)
	1398	+)))
	1399	+
	1400	+(((
	1401	+
	1402	+)))
	1403	+
	1404	+(((
	1405	+**Example**:
	1406	+)))
	1407	+
	1408	+(((
	1409	+The RS485-LN is set to AT+RXMODE=2,1000
	1410	+)))
	1411	+
	1412	+(((
	1413	+There is a two Modbus commands in the RS485 network as below:
	1414	+)))
	1415	+
	1416	+(((
	1417	+The Modbus master send a command: (% style="background-color:#ffc000" %)01 03 00 00 00 02 c4 0b
	1418	+)))
	1419	+
	1420	+(((
	1421	+And Modbus slave reply with: (% style="background-color:green" %)01 03 04 00 00 00 00 fa 33
	1422	+)))
	1423	+
	1424	+(((
	1425	+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
	1426	+
	1427	+
	1428	+)))
	1429	+
	1430	+(((
	1431	+(% 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" %)​
	1432	+)))
	1433	+
	1434	+(((
	1435	+
	1436	+)))
	1437	+
	1438	+(((
	1439	+(((
	1440	+(% 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.**
	1441	+)))
	1442	+)))
	1443	+
	1444	+
	1445	+
	1446	+== 3.7 Buttons ==
	1447	+
	1448	+
	1449	+(% border="1" cellspacing="10" style="background-color:#f7faff; width:430px" %)
	1450	+|=(% style="width: 50px;" %)**Button**|=(% style="width: 361px;" %)**Feature**
	1451	+|(% 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**
	1452	+|(% style="width:50px" %)**RST**|(% style="width:361px" %)Reboot RS485
	1453	+|(% style="width:50px" %)**PRO**|(% style="width:361px" %)Use for upload image, see [[How to Update Image>>||anchor="H6.1Howtoupgradetheimage3F"]]
	1454	+
	1455	+
	1456	+
	1457	+== 3.8 LEDs ==
	1458	+
	1459	+
	1460	+(% border="1" cellspacing="10" style="background-color:#f7faff; width:430px" %)
	1461	+|=(% style="width: 50px;" %)**LEDs**|=(% style="width: 380px;" %)**Feature**
	1462	+|**PWR**|Always on if there is power
	1463	+|**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.
	1464	+
	1465	+
	1466	+
	1467	+= 4. Case Study =
	1468	+
	1469	+
	1470	+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]]
	1471	+
	1472	+
	1473	+
	1474	+= 5. Use AT Command =
	1475	+
	1476	+
	1477	+== 5.1 Access AT Command ==
	1478	+
	1479	+
	1480	+(((
	1481	+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.
	1482	+
	1483	+
	1484	+)))
	1485	+
	1486	+(% 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" %)​
	1487	+
	1488	+
	1489	+
	1490	+(((
	1491	+In PC, User needs to set (% style="color:blue" %)**serial tool**(%%)(such as [[putty>>url:https://www.chiark.greenend.org.uk/~~sgtatham/putty/latest.html]], SecureCRT) baud rate to (% style="color:green" %)**9600**(%%) to access to access serial console of RS485-LN. The default password is 123456. Below is the output for reference:
	1492	+
	1493	+
	1494	+)))
	1495	+
	1496	+(% 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" %)​
	1497	+
	1498	+
	1499	+(((
	1500	+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/]]
	1501	+)))
	1502	+
	1503	+
	1504	+
	1505	+== 5.2 Common AT Command Sequence ==
	1506	+
	1507	+
	1508	+=== 5.2.1 Multi-channel ABP mode (Use with SX1301/LG308) ===
	1509	+
	1510	+
	1511	+If device has not joined network yet:
	1512	+
	1513	+* (% style="color:#037691" %)**AT+FDR**
	1514	+* (% style="color:#037691" %)**AT+NJM=0**
	1515	+* (% style="color:#037691" %)**ATZ**
	1516	+
	1517	+(((
	1518	+
	1519	+
968	968	If device already joined network:
969	969
970		-AT+NJM=0
	1522	+* (% style="color:#037691" %)**AT+NJM=0**
	1523	+* (% style="color:#037691" %)**ATZ**
971	971
972		-ATZ
	1525	+
	1526	+)))
973	973
974		-1.
975		-11.
976		-111. Single-channel ABP mode (Use with LG01/LG02)
977	977
978		-AT+FDR   Reset Parameters to Factory Default, Keys Reserve
979	979
980		-AT+NJM=0 Set to ABP mode
	1530	+=== 5.5.2 Single-channel ABP mode (Use with LG01/LG02) ===
981	981
982		-AT+ADR=0 Set the Adaptive Data Rate Off
983	983
984		-AT+DR=5  Set Data Rate
	1533	+(% style="background-color:#dcdcdc" %)**AT+FDR** (%%) Reset Parameters to Factory Default, Keys Reserve
985	985
986		-AT+TDC=60000  Set transmit interval to 60 seconds
	1535	+(% style="background-color:#dcdcdc" %)**AT+NJM=0 **(%%) Set to ABP mode
987	987
988		-AT+CHS=868400000 Set transmit frequency to 868.4Mhz
	1537	+(% style="background-color:#dcdcdc" %)**AT+ADR=0** (%%) Set the Adaptive Data Rate Off
989	989
990		-AT+RX2FQ=868400000 Set RX2Frequency to 868.4Mhz (according to the result from server)
	1539	+(% style="background-color:#dcdcdc" %)**AT+DR=5**   (%%) Set Data Rate
991	991
992		-AT+RX2DR=5  Set RX2DR to match the downlink DR from server. see below
	1541	+(% style="background-color:#dcdcdc" %)**AT+TDC=60000** (%%) Set transmit interval to 60 seconds
993	993
994		-AT+DADDR=26 01 1A F1 Set Device Address to 26 01 1A F1, this ID can be found in the LoRa Server portal.
	1543	+(% style="background-color:#dcdcdc" %)**AT+CHS=868400000**(%%)  Set transmit frequency to 868.4Mhz
995	995
996		-ATZ          Reset MCU
	1545	+(% style="background-color:#dcdcdc" %)**AT+RX2FQ=868400000** (%%) Set RX2Frequency to 868.4Mhz (according to the result from server)
997	997
998		-**Note:**
	1547	+(% style="background-color:#dcdcdc" %)**AT+RX2DR=5**  (%%) Set RX2DR to match the downlink DR from server. see below
999	999
1000		-1. Make sure the device is set to ABP mode in the IoT Server.
1001		-1. Make sure the LG01/02 gateway RX frequency is exactly the same as AT+CHS setting.
1002		-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.
1003		-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
	1549	+(% 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.
1004	1004
1005		-[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image029.png]]
	1551	+(% style="background-color:#dcdcdc" %)**ATZ**       (%%) Reset MCU
1006	1006
1007	1007
1008		-1. FAQ
1009		-11. How to upgrade the image?
	1554	+(% style="color:red" %)**Note:**
1010	1010
1011		-The RS485-BL LoRaWAN Controller is shipped with a 3.5mm cable, the cable is used to upload image to RS485-BL to:
	1556	+(((
	1557	+(% style="color:red" %)1. Make sure the device is set to ABP mode in the IoT Server.
	1558	+2. Make sure the LG01/02 gateway RX frequency is exactly the same as AT+CHS setting.
	1559	+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.
	1560	+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
1012	1012
1013		-* Support new features
1014		-* For bug fix
1015		-* Change LoRaWAN bands.
	1562	+
	1563	+)))
1016	1016
1017		-Below shows the hardware connection for how to upload an image to RS485-BL:
	1565	+(% 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" %)​
1018	1018
1019		-[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image030.png]]
1020	1020
1021		-**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]].
1022	1022
1023		-**Step2**: Download the [[LT Image files>>url:http://www.dragino.com/downloads/index.php?dir=LT_LoRa_IO_Controller/LT33222-L/image/]].
	1569	+= 6. FAQ =
1024	1024
1025		-**Step3: **Open flashloader; choose the correct COM port to update.
1026	1026
	1572	+== 6.1 How to upgrade the image? ==
1027	1027
1028		-|(((
1029		-HOLD PRO then press the RST button, SYS will be ON, then click next
	1574	+
	1575	+(((
	1576	+The RS485-LN LoRaWAN Controller is shipped with a 3.5mm cable, the cable is used to upload image to RS485-LN to:
1030	1030	)))
1031	1031
1032		-|(((
1033		-Board detected
	1579	+* (((
	1580	+Support new features
1034	1034	)))
	1582	+* (((
	1583	+For bug fix
	1584	+)))
	1585	+* (((
	1586	+Change LoRaWAN bands.
	1587	+)))
1035	1035
1036		-|(((
	1589	+(((
	1590	+Below shows the hardware connection for how to upload an image to RS485-LN:
	1591	+)))
	1592	+
	1593	+(% 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"]]
	1594	+
	1595	+(% title="Click and drag to resize" %)​
	1596	+
	1597	+(((
	1598	+(% 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]].
	1599	+
1037	1037
1038	1038	)))
1039	1039
1040		-[[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]]
	1603	+(((
	1604	+(% 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]].
1041	1041
	1606	+
	1607	+)))
1042	1042
	1609	+(((
	1610	+(% style="color:blue" %)**Step3**(%%)**: **Open flashloader; choose the correct COM port to update.
1043	1043
1044		-[[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]]
	1612	+
	1613	+)))
1045	1045
	1615	+(((
	1616	+(((
	1617	+(((
	1618	+(% 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.
	1619	+)))
	1620	+)))
	1621	+)))
1046	1046
1047		-[[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]]
1048	1048
	1624	+(% 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" %)​
1049	1049
1050		-1.
1051		-11. How to change the LoRa Frequency Bands/Region?
1052	1052
1053		-User can follow the introduction for [[how to upgrade image>>path:#upgrade_image]]. When download the images, choose the required image file for download.
	1627	+(% 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" %)​
1054	1054
1055	1055
	1630	+(% 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" %)​
1056	1056
1057		-1.
1058		-11. How many RS485-Slave can RS485-BL connects?
1059	1059
1060		-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]].
	1633	+(% 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:**
1061	1061
	1635	+(% 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" %)​
1062	1062
1063	1063
1064	1064
1065		-1. Trouble Shooting
1066		-11. Downlink doesn’t work, how to solve it?
	1639	+== 6.2 How to change the LoRa Frequency Bands/Region? ==
1067	1067
1068		-Please see this link for debug:
1069	1069
1070		-[[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]]
	1642	+User can follow the introduction for [[how to upgrade image>>||anchor="H6.1Howtoupgradetheimage3F"]]. When download the images, choose the required image file for download.
1071	1071
1072	1072
1073	1073
1074		-1.
1075		-11. Why I can’t join TTN V3 in US915 /AU915 bands?
	1646	+== 6.3 How many RS485-Slave can RS485-LN connects? ==
1076	1076
1077		-It might about the channels mapping. Please see for detail.
1078	1078
1079		-[[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]]
	1649	+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"]].
1080	1080
1081	1081
1082	1082
1083		-1. Order Info
	1653	+== 6.4 Compatible question to ChirpStack and TTI LoRaWAN server ? ==
1084	1084
1085		-**Part Number: RS485-BL-XXX**
1086	1086
1087		-**XXX:**
	1656	+When user need to use with ChirpStack or TTI. Please set AT+RPL=4.
1088	1088
1089		-* **EU433**: frequency bands EU433
1090		-* **EU868**: frequency bands EU868
1091		-* **KR920**: frequency bands KR920
1092		-* **CN470**: frequency bands CN470
1093		-* **AS923**: frequency bands AS923
1094		-* **AU915**: frequency bands AU915
1095		-* **US915**: frequency bands US915
1096		-* **IN865**: frequency bands IN865
1097		-* **RU864**: frequency bands RU864
1098		-* **KZ865: **frequency bands KZ865
	1658	+Detail info check this link: [[Set Packet Receiving Response Level>>doc:Main.End Device AT Commands and Downlink Command.WebHome||anchor="H7.23SetPacketReceivingResponseLevel"]]
1099	1099
1100		-1. Packing Info
1101	1101
	1661	+
	1662	+== 6.5 Can i use point to point communication for RS485-LN? ==
	1663	+
	1664	+
	1665	+Yes, please refer [[Point to Point Communication for RS485-LN>>Point to Point Communication for RS485-LN]].
	1666	+
	1667	+
	1668	+
	1669	+== 6.6 How to Use RS485-LN  to connect to RS232 devices? ==
	1670	+
	1671	+
	1672	+[[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/]]
	1673	+
	1674	+
	1675	+
	1676	+= 7. Trouble Shooting =
	1677	+
	1678	+
	1679	+== 7.1 Downlink doesn't work, how to solve it? ==
	1680	+
	1681	+
	1682	+Please see this link for debug: [[LoRaWAN Communication Debug>>doc:Main.LoRaWAN Communication Debug.WebHome]]
	1683	+
	1684	+
	1685	+
	1686	+== 7.2 Why I can't join TTN V3 in US915 /AU915 bands? ==
	1687	+
	1688	+
	1689	+It might about the channels mapping. Please see for detail: [[Notice of Frequency band>>doc:Main.LoRaWAN Communication Debug.WebHome||anchor="H2.NoticeofUS9152FCN4702FAU915Frequencyband"]]
	1690	+
	1691	+
	1692	+
	1693	+= 8. Order Info =
	1694	+
	1695	+
	1696	+(% style="color:blue" %)**Part Number: RS485-LN-XXX**
	1697	+
	1698	+(% style="color:blue" %)**XXX:**
	1699	+
	1700	+* (% style="color:red" %)**EU433**(%%):  frequency bands EU433
	1701	+* (% style="color:red" %)**EU868**(%%):  frequency bands EU868
	1702	+* (% style="color:red" %)**KR920**(%%):  frequency bands KR920
	1703	+* (% style="color:red" %)**CN470**(%%):  frequency bands CN470
	1704	+* (% style="color:red" %)**AS923**(%%):  frequency bands AS923
	1705	+* (% style="color:red" %)**AU915**(%%):  frequency bands AU915
	1706	+* (% style="color:red" %)**US915**(%%):  frequency bands US915
	1707	+* (% style="color:red" %)**IN865**(%%):  frequency bands IN865
	1708	+* (% style="color:red" %)**RU864**(%%):  frequency bands RU864
	1709	+* (% style="color:red" %)**KZ865**(%%):  frequency bands KZ865
	1710	+
	1711	+
	1712	+
	1713	+= 9.Packing Info =
	1714	+
	1715	+
1102	1102	**Package Includes**:
1103	1103
1104		-* RS485-BL x 1
	1718	+* RS485-LN x 1
1105	1105	* Stick Antenna for LoRa RF part x 1
1106	1106	* Program cable x 1
1107	1107
...	...	@@ -1112,9 +1112,70 @@
1112	1112	* Package Size / pcs : 14.5 x 8 x 5 cm
1113	1113	* Weight / pcs : 170g
1114	1114
1115		-1. Support
1116	1116
1117		-* 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.
1118		-* 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
1119	1119
1120		-[[support@dragino.com>>url:file:///D:/市场资料/说明书/LoRa/LT系列/support@dragino.com]]
	1731	+= 10. FCC Caution for RS485LN-US915 =
	1732	+
	1733	+
	1734	+(((
	1735	+Any Changes or modifications not expressly approved by the party responsible for compliance could void the user's authority to operate the equipment.
	1736	+)))
	1737	+
	1738	+(((
	1739	+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.
	1740	+)))
	1741	+
	1742	+(((
	1743	+
	1744	+)))
	1745	+
	1746	+(((
	1747	+(% style="color:red" %)**IMPORTANT NOTE:**
	1748	+)))
	1749	+
	1750	+(((
	1751	+(% 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:
	1752	+)))
	1753	+
	1754	+(((
	1755	+—Reorient or relocate the receiving antenna.
	1756	+)))
	1757	+
	1758	+(((
	1759	+—Increase the separation between the equipment and receiver.
	1760	+)))
	1761	+
	1762	+(((
	1763	+—Connect the equipment into an outlet on a circuit different from that to which the receiver is connected.
	1764	+)))
	1765	+
	1766	+(((
	1767	+—Consult the dealer or an experienced radio/TV technician for help.
	1768	+)))
	1769	+
	1770	+(((
	1771	+
	1772	+)))
	1773	+
	1774	+(((
	1775	+(% style="color:red" %)**FCC Radiation Exposure Statement:**
	1776	+)))
	1777	+
	1778	+(((
	1779	+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.
	1780	+)))
	1781	+
	1782	+
	1783	+
	1784	+= 11. Support =
	1785	+
	1786	+
	1787	+* (((
	1788	+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.
	1789	+)))
	1790	+* (((
	1791	+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]].
	1792	+
	1793	+
	1794	+
	1795	+)))

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