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1	1	(% class="wikigeneratedid" %)
2		-*
	2	+*
3	3	** Table of** **Contents:
4	4
5	5	{{toc/}}
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214	214	(((
215	215	(% style="color:blue" %)**Example**:
216	216
217		-CMD1: Read current data with MODBUS command. address: 0x03 AT+COMMAND1= 01 03 00 03 00 01,1
	217	+CMD1:Read current data with MODBUS command. address: 0x03 AT+COMMAND1= 01 03 00 03 00 01,1
218	218	)))
219	219
220	220	(((
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246	246	)))
247	247
248	248	(((
249		-RETURN3: 01 03 04 00 00 00 44 FA 00(return data)
	249	+RETURN3:01 03 04 00 00 00 44 FA 00(return data)
250	250	)))
251	251
252	252	(((
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265	265	(% style="color:#4f81bd" %)**01 is device address,00 02 is the current, 08 DC is the voltage,00 00 00 44 is the total active energy.**
266	266
267	267
	268	+
268	268	[[image:image-20220601143642-2.png]]
269	269
270	270	AT COMMAND
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295	295	)))
296	296
297	297	(((
298		-(% style="color:red" %)Note: if user use AT+COMMANDx to add a new command, he also need to send AT+DATACUTx downlink.
	299	+Note: if user use AT+COMMANDx to add a new command, he also need to send AT+DATACUTx downlink.
299	299	)))
300	300
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333	333	(((
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335	335
336		-(% style="color:blue" %)**Example:**
	337	+(% style="color:#4f81bd" %)**Example:**
337	337	)))
338	338
339	339	(((
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389	389
390	390	(((
391	391	check digit: Even
392		-
393		-
394	394	)))
395	395
396	396	[[image:image-20220527093708-21.png]]
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407	407
408	408	(((
409	409	The configuration command is consistent with the AT command, input the hexadecimal command directly into the serial port, and the serial port will output the command.
410		-
411		-
412	412	)))
413	413
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415		-(% style="color:blue" %)**Example:**  (%%)input：01 03 00 31 00 02 95 c4
	412	+(% style="color:#4f81bd" %)**Example:**  (%%)input：01 03 00 31 00 02 95 c4
416	416	)))
417	417
418	418	(((
419	419	output：01 03 04 00 00 00 42 7A 02
420		-
421		-
422	422	)))
423	423
424	424	[[image:image-20220527093821-23.png]]
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428	428
429	429	=== **1.3.5 How to configure multiple devices and modify device addresses** ===
430	430
431		-
432	432	If users need to read the parameters of multiple energy meters, they need to modify the device address, because the default device address of each energy meter is 01.
433	433
434	434	(((
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440	440	[[image:image-20220601142044-1.png]]
441	441
442	442
443		-(% style="color:blue" %)**Example**(%%): These two meters are examples of setting parameters and device addresses.
	437	+**Example**:These two meters are examples of setting parameters and device addresses.
444	444
445	445	[[image:image-20220527093950-25.png]]
446	446