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...	...	@@ -62,7 +62,6 @@
62	62	* Firmware upgradable via UART interface
63	63	* Ultra-long RF range
64	64
65		-
66	66	== 1.3  Specification ==
67	67
68	68	* CPU: 32-bit 48 MHz
...	...	@@ -83,7 +83,6 @@
83	83	* LoRa Rx current: <9 mA
84	84	* I/O Voltage: 3.3v
85	85
86		-
87	87	== 1.4  AT Command ==
88	88
89	89
...	...	@@ -166,7 +166,6 @@
166	166	* Firmware upgradable via UART interface
167	167	* Ultra-long RF range
168	168
169		-
170	170	== 2.3  Specification ==
171	171
172	172	* CPU: 32-bit 48 MHz
...	...	@@ -187,7 +187,6 @@
187	187	* LoRa Rx current: <9 mA
188	188	* I/O Voltage: 3.3v
189	189
190		-
191	191	== 2.4  LED ==
192	192
193	193
...	...	@@ -660,16 +660,16 @@
660	660
661	661
662	662
663		-=== 3.8.2 Use DRAGINO-LA66-APP to obtain positioning information and send it to TTNV3 through LA66 USB LoRaWAN Adapter and integrate it into Node-RED ===
	659	+=== 3.8.2  Use DRAGINO-LA66-APP to obtain positioning information and send it to TTNV3 through LA66 USB LoRaWAN Adapter and integrate it into Node-RED ===
664	664
665	665
666		-**1.  Register LA66 USB LoRaWAN Module to TTNV3**
	662	+(% style="color:blue" %)**1.  Register LA66 USB LoRaWAN Module to TTNV3**
667	667
668	668	[[image:image-20220723134549-8.png]]
669	669
670	670
671	671
672		-**2.  Open Node-RED,And import the JSON file to generate the flow**
	668	+(% style="color:blue" %)**2.  Open Node-RED,And import the JSON file to generate the flow**
673	673
674	674	Sample JSON file please go to this link to download：放置JSON文件的链接
675	675
...	...	@@ -710,6 +710,8 @@
710	710	* (% style="color:red" %)**CN470**(%%): LoRaWAN CN470 band
711	711	* (% style="color:red" %)**PP**(%%):  Peer to Peer LoRa Protocol
712	712
	709	+
	710	+
713	713	= 5.  Reference =
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715	715