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...	...	@@ -16,45 +16,51 @@
16	16
17	17	LA66 is equipped with (% style="color:blue" %)**TCXO crystal**(%%) which ensures the module can achieve stable performance in extreme temperatures.
18	18
	19	+
19	19	== Features ==
20	20
	22	+* Support LoRaWAN v1.0.4 protocol
	23	+* Support peer-to-peer protocol
	24	+* TCXO crystal to ensure RF performance on low temperature
	25	+* SMD Antenna pad and i-pex antenna connector
	26	+* Available in different frequency LoRaWAN frequency bands.
	27	+* World-wide unique OTAA keys.
	28	+* AT Command via UART-TTL interface
	29	+* Firmware upgradable via UART interface
	30	+* Ultra-long RF range
21	21
22		-== Specification ==
23	23
24		-[[image:image-20220517072526-1.png]]
25	25
26		-Input Power Range: 1.8v ~~ 3.7v
	34	+== Specification ==
27	27
28		-Power Consumption: < 4uA.
	36	+* CPU: 32-bit 48 MHz
	37	+* Flash: 256KB
	38	+* RAM: 64KB
	39	+* Input Power Range: 1.8v ~~ 3.7v
	40	+* Power Consumption: < 4uA.
	41	+* Frequency Range: 150 MHz ~~ 960 MHz
	42	+* Maximum Power +22 dBm constant RF output
	43	+* High sensitivity: -148 dBm
	44	+* Temperature:
	45	+** Storage: -55 ~~ +125℃
	46	+** Operating: -40 ~~ +85℃
	47	+* Humidity:
	48	+** Storage: 5 ~~ 95% (Non-Condensing)
	49	+** Operating: 10 ~~ 95% (Non-Condensing)
	50	+* LoRa Tx Current: <90 mA at +17 dBm, 108 mA at +22 dBm
	51	+* LoRa Rx current: <9 mA
	52	+* I/O Voltage: 3.3v
29	29
30		-Frequency Range: 150 MHz ~~ 960 MHz
	54	+== AT Command ==
31	31
32		-Maximum Power +22 dBm constant RF output
	56	+AT Command is valid over Main TXD and Main RXD. Serial Baud Rate is 9600. AT commands can be found in AT Command documents.
33	33
34		-High sensitivity: -148 dBm
35	35
36		-Temperature:
	59	+== Dimension ==
37	37
38		-* Storage: -55 ~~ +125℃
39		-* Operating: -40 ~~ +85℃
	61	+[[image:image-20220517072526-1.png]]
40	40
41		-Humidity:
42	42
43		-* Storage: 5 ~~ 95% (Non-Condensing)
44		-* Operating: 10 ~~ 95% (Non-Condensing)
45		-
46		-LoRa Tx Current: <90 mA at +17 dBm, 108 mA at +22 dBm
47		-
48		-LoRa Rx current: <9 mA
49		-
50		-I/O Voltage: 3.3v
51		-
52		-
53		-== AT Command ==
54		-
55		-AT Command is valid over Main TXD and Main RXD. Serial Baud Rate is 9600. AT commands can be found in AT Command documents.
56		-
57		-
58	58	== Pin Mapping ==
59	59
60	60	[[image:image-20220523101537-1.png]]
...	...	@@ -78,6 +78,7 @@
78	78	* **US915**: LoRaWAN US915 band
79	79	* **IN865**: LoRaWAN IN865 band
80	80	* **CN470**: LoRaWAN CN470 band
	87	+* **PP**: Peer to Peer LoRa Protocol
81	81
82	82	= LA66 LoRaWAN Shield =
83	83