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...	...	@@ -1677,7 +1677,7 @@
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1678	1678	== 6.7 How to judge whether there is a problem with the set COMMAND ==
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1680		-=== Introduce: ===
	1680	+=== 6.7.1 Introduce: ===
1681	1681
1682	1682
1683	1683	Users can use below the structure to fast debug the communication between RS485BL and RS485-LN. The principle is to put the PC in the RS485 network and sniff the packet between Modbus MTU and RS485-BL/LN. We can use this way to:
...	...	@@ -1695,16 +1695,14 @@
1695	1695	[[image:image-20221130104310-2.png]]
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1697	1697
1698		-=== Set up PC to monitor RS485 network ===
	1698	+=== 6.7.2 Set up PC to monitor RS485 network With Serial tool ===
1699	1699
1700		-=== With Serial tool ===
1701		-
1702	1702	Note: Receive and send set to hex mode
1703	1703
1704	1704	[[image:image-20221130104310-3.png||height="616" width="714"]]
1705	1705
1706	1706
1707		-=== With ModRSsim2: ===
	1705	+=== 6.7.3 With ModRSsim2: ===
1708	1708
1709	1709	(1)Select serial port MODBUS RS-232
1710	1710
...	...	@@ -1724,10 +1724,12 @@
1724	1724
1725	1725	[[image:image-20221130104310-7.png||height="376" width="835"]]
1726	1726
1727		-=== Run RS485-LN/BL command and monitor if it is correct. ===
	1725	+(% class="wikigeneratedid" id="HRunRS485-LN2FBLcommandandmonitorifitiscorrect." %)
	1726	+Run RS485-LN/BL command and monitor if it is correct.
1728	1728
1729		-=== Example – Test the CFGDEV command ===
1730	1730
	1729	+=== 6.7.4 Example – Test the CFGDEV command ===
	1730	+
1731	1731	RS485-LN sent below command:
1732	1732
1733	1733	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.
...	...	@@ -1743,7 +1743,7 @@
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1744	1744
1745	1745
1746		-=== Example – Test CMD command sets. ===
	1746	+=== 6.7.5 Example – Test CMD command sets. ===
1747	1747
1748	1748	Run AT+SENSORVALUE=1 to test the CMD commands set in RS485-LN.
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...	...	@@ -1758,7 +1758,7 @@
1758	1758
1759	1759
1760	1760
1761		-=== Test with PC ===
	1761	+=== 6.7.6 Test with PC ===
1762	1762
1763	1763	If there is still have problem to set up correctly the commands between RS485-LN and MTU. User can test the correct RS485 command set in PC and compare with the RS485 command sent out via RS485-LN. as long as both commands are the same, the MTU should return correct result.
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...	...	@@ -1775,6 +1775,7 @@
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1776	1776	[[image:image-20221130104310-14.png||height="371" width="823"]]
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	1778	+
1778	1778	= 7. Trouble Shooting =
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1780	1780