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287	287
288	288	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:
289	289
	290	+
290	290	(% border="1" cellspacing="5" style="background-color:#f2f2f2; width:510px" %)
291		-|=(% style="width: 126px; background-color:#D9E2F3;color:#0070C0" %)(((
	292	+|=(% style="width: 120px; background-color:#D9E2F3;color:#0070C0" %)(((
292	292	**AT Commands**
293		-)))|=(% style="width: 187px; background-color:#D9E2F3;color:#0070C0" %)(((
	294	+)))|=(% style="width: 195px; background-color:#D9E2F3;color:#0070C0" %)(((
294	294	**Description**
295		-)))|=(% style="width: 197px;background-color:#D9E2F3;color:#0070C0" %)(((
	296	+)))|=(% style="width: 195px;background-color:#D9E2F3;color:#0070C0" %)(((
296	296	**Example**
297	297	)))
298		-|(% style="width:126px" %)(((
299		-
300		-
301		-(((
	299	+|(% style="width:119px" %)(((
302	302	AT+BAUDR
303		-)))
304		-)))|(% style="width:177px" %)(((
	301	+)))|(% style="width:116px" %)(((
305	305	Set the baud rate (for RS485 connection). Default Value is: 9600.
306		-)))|(% style="width:193px" %)(((
	303	+)))|(% style="width:190px" %)(((
307	307	(((
308	308	AT+BAUDR=9600
309	309	)))
310	310
311	311	(((
312		-Options: (1200,2400,4800,
313		-14400,19200,115200)
	309	+Options: (1200,2400,4800,14400,19200,115200)
314	314	)))
315	315	)))
316		-|(% style="width:126px" %)(((
	312	+|(% style="width:119px" %)(((
317	317	AT+PARITY
318		-)))|(% style="width:177px" %)(((
	314	+)))|(% style="width:116px" %)(((
319	319	Set UART parity (for RS485 connection)
320		-)))|(% style="width:193px" %)(((
	316	+)))|(% style="width:190px" %)(((
321	321	(((
322	322	AT+PARITY=0
323	323	)))
324	324
325	325	(((
326		-Option: 0: no parity,
327		-1: odd parity,
328		-2: even parity
	322	+Option: 0: no parity, 1: odd parity, 2: even parity
329	329	)))
330	330	)))
331		-|(% style="width:126px" %)(((
	325	+|(% style="width:119px" %)(((
332	332	AT+STOPBIT
333		-)))|(% style="width:177px" %)(((
	327	+)))|(% style="width:116px" %)(((
334	334	(((
335	335	Set serial stopbit (for RS485 connection)
336	336	)))
337		-)))|(% style="width:193px" %)(((
	331	+
338	338	(((
	333	+
	334	+)))
	335	+)))|(% style="width:190px" %)(((
	336	+(((
339	339	AT+STOPBIT=0 for 1bit
340	340	)))
341	341
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354	354
355	355
356	356	(((
	355	+(((
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.
	357	+
	358	+
358	358	)))
	360	+)))
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**
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566	566	(% border="1" cellspacing="5" style="background-color:#f2f2f2; width:510px" %)
567		-|=(% scope="row" style="width: 70px;background-color:#D9E2F3;color:#0070C0" %)(((
	569	+|=(% scope="row" style="width: 60px;background-color:#D9E2F3;color:#0070C0" %)(((
568	568	Size(bytes)
569	569	)))|(% style="background-color:#d9e2f3; color:#0070c0; width:80px" %)**1**|(% style="background-color:#d9e2f3; color:#0070c0; width:360px" %)(((
570	570	**Length depends on the return from the commands**

image-20230425175403-1.png

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1		-XWiki.Xiaoling

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1		-150.1 KB

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