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1		-XWiki.Bei
	1	+XWiki.Xiaoling

Content

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94	94	* Automatic RF Sense and CAD with ultra-fast AFC.
95	95	* Packet engine up to 256 bytes with CRC
96	96
97		-
98	98	== 1.3 Features ==
99	99
100	100
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107	107	* Support Modbus protocol
108	108	* Support Interrupt uplink (Since hardware version v1.2)
109	109
110		-
111	111	== 1.4 Applications ==
112	112
113	113
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118	118	* Smart Cities
119	119	* Smart Factory
120	120
121		-
122	122	== 1.5 Firmware Change log ==
123	123
124	124
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285	285	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:
286	286
287	287
288		-(% border="1" cellspacing="5" style="background-color:#ffffcc; color:green; width:510px" %)
289		-|=(% style="width: 110px;" %)(((
	285	+(% border="1" cellspacing="5" style="background-color:#f2f2f2; width:510px" %)
	286	+|=(% style="width: 119px; background-color: rgb(217, 226, 243); color: rgb(0, 112, 192);" %)(((
290	290	**AT Commands**
291		-)))|=(% style="width: 210px;" %)(((
	288	+)))|=(% style="width: 116px; background-color: rgb(217, 226, 243); color: rgb(0, 112, 192);" %)(((
292	292	**Description**
293		-)))|=(% style="width: 190px;" %)(((
	290	+)))|=(% style="width: 190px;background-color:#D9E2F3;color:#0070C0" %)(((
294	294	**Example**
295	295	)))
296		-|(% style="width:110px" %)(((
	293	+|(% style="width:119px" %)(((
297	297	AT+BAUDR
298		-)))|(% style="width:190px" %)(((
	295	+)))|(% style="width:116px" %)(((
299	299	Set the baud rate (for RS485 connection). Default Value is: 9600.
300	300	)))|(% style="width:190px" %)(((
301	301	(((
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306	306	Options: (1200,2400,4800,14400,19200,115200)
307	307	)))
308	308	)))
309		-|(% style="width:110px" %)(((
	306	+|(% style="width:119px" %)(((
310	310	AT+PARITY
311		-)))|(% style="width:190px" %)(((
	308	+)))|(% style="width:116px" %)(((
312	312	Set UART parity (for RS485 connection)
313	313	)))|(% style="width:190px" %)(((
314	314	(((
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319	319	Option: 0: no parity, 1: odd parity, 2: even parity
320	320	)))
321	321	)))
322		-|(% style="width:110px" %)(((
	319	+|(% style="width:119px" %)(((
323	323	AT+STOPBIT
324		-)))|(% style="width:190px" %)(((
	321	+)))|(% style="width:116px" %)(((
325	325	(((
326	326	Set serial stopbit (for RS485 connection)
327	327	)))
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343	343	)))
344	344	)))
345	345
346		-
347	347	=== 3.3.2 Configure sensors ===
348	348
349	349
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355	355	)))
356	356	)))
357	357
358		-(% border="1" cellspacing="5" style="background-color:#ffffcc; color:green; width:510px" %)
359		-|=(% style="width: 110px;" %)**AT Commands**|=(% style="width: 210px;" %)**Description**|=(% style="width: 190px;" %)**Example**
360		-|AT+CFGDEV|(% style="width:110px" %)(((
	354	+(% border="1" cellspacing="5" style="background-color:#f2f2f2; width:510px" %)
	355	+|=(% 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**
	356	+|(% style="width:122px" %)AT+CFGDEV|(% style="width:196px" %)(((
361	361	(((
362	362	This command is used to configure the RS485/TTL devices; they won’t be used during sampling.
363	363	)))
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371	371	)))
372	372	)))|(% style="width:190px" %)AT+CFGDEV=xx xx xx xx xx xx xx xx xx xx xx xx,m
373	373
374		-
375	375	=== 3.3.3 Configure read commands for each sampling ===
376	376
377	377
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402	402
403	403	(% 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:
404	404
405		-(% border="1" style="background-color:#4bacc6; color:white; width:499px" %)
	400	+(% border="1" style="background-color:#f2f2f2; width:499px" %)
406	406	|(% style="width:496px" %)(((
407	407	**AT+COMMANDx=xx xx xx xx xx xx xx xx xx xx xx xx,m**
408	408
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418	418
419	419	(% style="color:#037691" %)**AT+DATACUTx **(%%)**: **This command defines how to handle the return from AT+COMMANDx, max return length is 100 bytes.
420	420
421		-(% border="1" style="background-color:#4bacc6; color:white; width:510px" %)
	416	+(% border="1" style="background-color:#f2f2f2; width:510px" %)
422	422	|(% style="width:510px" %)(((
423	423	**AT+DATACUTx=a,b,c**
424	424
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560	560	== 3.4 Uplink Payload ==
561	561
562	562
563		-(% border="1" cellspacing="5" style="background-color:#ffffcc; color:green; width:500px" %)
564		-|=(% scope="row" style="width: 60px;" %)(((
	558	+(% border="1" cellspacing="5" style="background-color:#f2f2f2; width:510px" %)
	559	+|=(% scope="row" style="width: 60px;background-color:#D9E2F3;color:#0070C0" %)(((
565	565	Size(bytes)
566		-)))|(% style="width:80px" %)1|(% style="width:360px" %)(((
567		-Length depends on the return from the commands
	561	+)))|(% style="background-color:#d9e2f3; color:#0070c0; width:80px" %)**1**|(% style="background-color:#d9e2f3; color:#0070c0; width:360px" %)(((
	562	+**Length depends on the return from the commands**
568	568	)))
569	569	|=(% style="width: 90px;" %)(((
570	570	Value
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1339	1339
1340	1340	)))
1341	1341
1342		-(% border="1" cellspacing="10" style="background-color:#ffffcc; width:500px" %)
1343		-|=(% style="width: 100px;" %)(((
	1337	+(% border="1" cellspacing="5" style="background-color:#f2f2f2; width:510px" %)
	1338	+|=(% style="width: 120px;background-color:#D9E2F3;color:#0070C0" %)(((
1344	1344	**Command example**
1345		-)))|=(% style="width: 400px;" %)(((
	1340	+)))|=(% style="width: 390px;background-color:#D9E2F3;color:#0070C0" %)(((
1346	1346	**Function**
1347	1347	)))
1348	1348	|(% style="width:100px" %)(((
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1430	1430	|(% style="width:50px" %)**RST**|(% style="width:361px" %)Reboot RS485
1431	1431	|(% style="width:50px" %)**PRO**|(% style="width:361px" %)Use for upload image, see [[How to Update Image>>||anchor="H6.1Howtoupgradetheimage3F"]]
1432	1432
1433		-
1434	1434	== 3.8 LEDs ==
1435	1435
1436	1436
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1439	1439	|**PWR**|Always on if there is power
1440	1440	|**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.
1441	1441
1442		-
1443	1443	= 4. Case Study =
1444	1444
1445	1445
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1694	1694
1695	1695	RS485-LN sent below command:
1696	1696
1697		-(% style="color:blue" %)**AT+CFGDEV=01 03 20 00 01 85 c0,1**(%%) to RS485 network, and PC is able to get this command and return commands from MTU to show in the serial tool.
	1690	+(% style="color:blue" %)**AT+CFGDEV=01 03 00 20 00 01,1**(%%) to RS485 network, and PC is able to get this command and return commands from MTU to show in the serial tool.
1698	1698
1699	1699
1700	1700	We can see the output from the Serial port tool to analyze. And check if they are expected result.
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1782	1782	* (% style="color:red" %)**RU864**(%%):  frequency bands RU864
1783	1783	* (% style="color:red" %)**KZ865**(%%):  frequency bands KZ865
1784	1784
1785		-
1786	1786	= 9. Packing Info =
1787	1787
1788	1788
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1799	1799	* Package Size / pcs : 14.5 x 8 x 5 cm
1800	1800	* Weight / pcs : 170g
1801	1801
1802		-
1803	1803	= 10. FCC Caution for RS485LN-US915 =
1804	1804
1805	1805