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282	282	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:
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	284	+
284	284	(% border="1" cellspacing="5" style="background-color:#f2f2f2; width:510px" %)
285		-|=(% style="width: 126px; background-color:#D9E2F3;color:#0070C0" %)(((
	286	+|=(% style="width: 119px; background-color: rgb(217, 226, 243); color: rgb(0, 112, 192);" %)(((
286	286	**AT Commands**
287		-)))|=(% style="width: 187px; background-color:#D9E2F3;color:#0070C0" %)(((
	288	+)))|=(% style="width: 116px; background-color: rgb(217, 226, 243); color: rgb(0, 112, 192);" %)(((
288	288	**Description**
289		-)))|=(% style="width: 197px;background-color:#D9E2F3;color:#0070C0" %)(((
	290	+)))|=(% style="width: 190px;background-color:#D9E2F3;color:#0070C0" %)(((
290	290	**Example**
291	291	)))
292		-|(% style="width:126px" %)(((
293		-
294		-
295		-(((
	293	+|(% style="width:119px" %)(((
296	296	AT+BAUDR
297		-)))
298		-)))|(% style="width:177px" %)(((
	295	+)))|(% style="width:116px" %)(((
299	299	Set the baud rate (for RS485 connection). Default Value is: 9600.
300		-)))|(% style="width:193px" %)(((
	297	+)))|(% style="width:190px" %)(((
301	301	(((
302	302	AT+BAUDR=9600
303	303	)))
304	304
305	305	(((
306		-Options: (1200,2400,4800,
307		-
308		-14400,19200,115200)
	303	+Options: (1200,2400,4800,14400,19200,115200)
309	309	)))
310	310	)))
311		-|(% style="width:126px" %)(((
	306	+|(% style="width:119px" %)(((
312	312	AT+PARITY
313		-)))|(% style="width:177px" %)(((
	308	+)))|(% style="width:116px" %)(((
314	314	Set UART parity (for RS485 connection)
315		-)))|(% style="width:193px" %)(((
	310	+)))|(% style="width:190px" %)(((
316	316	(((
317	317	AT+PARITY=0
318	318	)))
319	319
320	320	(((
321		-Option: 0: no parity,
322		-
323		-1: odd parity,
324		-
325		-2: even parity
	316	+Option: 0: no parity, 1: odd parity, 2: even parity
326	326	)))
327	327	)))
328		-|(% style="width:126px" %)(((
	319	+|(% style="width:119px" %)(((
329	329	AT+STOPBIT
330		-)))|(% style="width:177px" %)(((
	321	+)))|(% style="width:116px" %)(((
331	331	(((
332	332	Set serial stopbit (for RS485 connection)
333	333	)))
...	...	@@ -335,7 +335,7 @@
335	335	(((
336	336
337	337	)))
338		-)))|(% style="width:193px" %)(((
	329	+)))|(% style="width:190px" %)(((
339	339	(((
340	340	AT+STOPBIT=0 for 1bit
341	341	)))
...	...	@@ -349,13 +349,16 @@
349	349	)))
350	350	)))
351	351
352		-
353	353	=== 3.3.2 Configure sensors ===
354	354
355	355
356	356	(((
	347	+(((
357	357	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.
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	350	+
358	358	)))
	352	+)))
359	359
360	360	(% border="1" cellspacing="5" style="background-color:#f2f2f2; width:510px" %)
361	361	|=(% style="width: 122px; background-color:#D9E2F3;color:#0070C0" %)**AT Commands**|=(% style="width: 198px; background-color:#D9E2F3;color:#0070C0" %)**Description**|=(% style="width: 190px;background-color:#D9E2F3;color:#0070C0" %)**Example**
...	...	@@ -1419,19 +1419,19 @@
1419	1419	== 3.7 Buttons ==
1420	1420
1421	1421
1422		-(% border="1.5" cellspacing="4" style="background-color:#f2f2f2; width:430px" %)
1423		-|=(% style="width: 50px;background-color:#D9E2F3;color:#0070C0" %)**Button**|=(% style="width: 380px;background-color:#D9E2F3;color:#0070C0" %)**Feature**
1424		-|(% 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**
1425		-|(% style="width:50px" %)RST|(% style="width:361px" %)Reboot RS485
1426		-|(% style="width:50px" %)PRO|(% style="width:361px" %)Use for upload image, see [[How to Update Image>>||anchor="H6.1Howtoupgradetheimage3F"]]
	1416	+(% border="1.5" cellspacing="4" style="background-color:#ffffcc; width:430px" %)
	1417	+|=(% style="width: 50px;" %)**Button**|=(% style="width: 380px;" %)**Feature**
	1418	+|(% 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**
	1419	+|(% style="width:50px" %)**RST**|(% style="width:361px" %)Reboot RS485
	1420	+|(% style="width:50px" %)**PRO**|(% style="width:361px" %)Use for upload image, see [[How to Update Image>>||anchor="H6.1Howtoupgradetheimage3F"]]
1427	1427
1428	1428	== 3.8 LEDs ==
1429	1429
1430	1430
1431		-(% border="1.5" cellspacing="4" style="background-color:#f2f2f2; width:430px" %)
1432		-|=(% style="width: 50px;background-color:#D9E2F3;color:#0070C0" %)**LEDs**|=(% style="width: 380px;background-color:#D9E2F3;color:#0070C0" %)**Feature**
1433		-|PWR|Always on if there is power
1434		-|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.
	1425	+(% border="1.5" cellspacing="4" style="background-color:#ffffcc; width:430px" %)
	1426	+|=(% style="width: 50px;" %)**LEDs**|=(% style="width: 380px;" %)**Feature**
	1427	+|**PWR**|Always on if there is power
	1428	+|**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.
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1436	1436	= 4. Case Study =
1437	1437