Last modified by Xiaoling on 2023/05/26 14:19
<
From version < 30.1 >
edited by Herong Lu
on 2022/06/02 10:49
To version < 2.1 >
edited by Edwin Chen
on 2022/05/17 07:25
>
Change comment: Uploaded new attachment "image-20220517072526-1.png", version {1}

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1 +XWiki.Edwin
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2 2  {{toc/}}
3 3  {{/box}}
4 4  
5 -= LA66 LoRaWAN Module =
5 += What is LA66 LoRaWAN Module =
6 6  
7 -== What is LA66 LoRaWAN Module ==
8 -
9 9  **Dragino LA66** is a small wireless LoRaWAN module that offers a very compelling mix of long-range, low power consumption, and secure data transmission. It is designed to facilitate developers to quickly deploy industrial-level LoRa and IoT solutions. It helps users to turn the idea into a practical application and make the Internet of Things a reality. It is easy to program, create and connect your things everywhere.
10 10  
11 11  **LA66 **is a ready-to-use module which includes the LoRaWAN v1.0.4 protocol. External MCU can use AT command to call LA66 and start to transmit data via the LoRaWAN protocol.
... ... @@ -14,131 +14,27 @@
14 14  
15 15  
16 16  
17 -== Specification ==
15 +== Sub-paragraph ==
18 18  
19 -[[image:image-20220517072526-1.png]]
17 +Lorem ipsum dolor sit amet, consectetur adipiscing elit, sed do eiusmod tempor incididunt ut labore et dolore magna aliqua. Ut enim ad minim veniam, quis nostrud exercitation ullamco laboris nisi ut aliquip ex ea commodo consequat. Duis aute irure dolor in reprehenderit in voluptate velit esse cillum dolore eu fugiat nulla pariatur. Excepteur sint occaecat cupidatat non proident, sunt in culpa qui officia deserunt mollit anim id est laborum.
20 20  
21 -Input Power Range: 1.8v ~~ 3.7v
19 +== Sub-paragraph ==
22 22  
23 -Power Consumption: < 4uA.
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24 24  
25 -Frequency Range: 150 MHz ~~ 960 MHz
23 +=== Sub-sub paragraph ===
26 26  
27 -Maximum Power +22 dBm constant RF output
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28 28  
29 -High sensitivity: -148 dBm
30 30  
31 -Temperature:
28 += Paragraph 2 =
32 32  
33 -* Storage: -55 ~~ +125℃
34 -* Operating: -40 ~~ +85℃
30 +Lorem ipsum dolor sit amet, consectetur adipiscing elit, sed do eiusmod tempor incididunt ut labore et dolore magna aliqua. Ut enim ad minim veniam, quis nostrud exercitation ullamco laboris nisi ut aliquip ex ea commodo consequat. Duis aute irure dolor in reprehenderit in voluptate velit esse cillum dolore eu fugiat nulla pariatur. Excepteur sint occaecat cupidatat non proident, sunt in culpa qui officia deserunt mollit anim id est laborum.
35 35  
36 -Humidity:
32 +== Sub-paragraph ==
37 37  
38 -* Storage: 5 ~~ 95% (Non-Condensing)
39 -* Operating: 10 ~~ 95% (Non-Condensing)
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40 40  
41 -LoRa Tx Current: <90 mA at +17 dBm, 108 mA at +22 dBm
36 +== Sub-paragraph ==
42 42  
43 -LoRa Rx current: <9 mA
44 -
45 -I/O Voltage: 3.3v
46 -
47 -
48 -== AT Command ==
49 -
50 -AT Command is valid over Main TXD and Main RXD. Serial Baud Rate is 9600. AT commands can be found in AT Command documents.
51 -
52 -
53 -== Pin Mapping ==
54 -
55 -[[image:image-20220523101537-1.png]]
56 -
57 -== Land Pattern ==
58 -
59 -[[image:image-20220517072821-2.png]]
60 -
61 -
62 -== Part Number ==
63 -
64 -Part Number: **LA66-XXX**
65 -
66 -**XX**: The default frequency band
67 -
68 -* **AS923**: LoRaWAN AS923 band
69 -* **AU915**: LoRaWAN AU915 band
70 -* **EU433**: LoRaWAN EU433 band
71 -* **EU868**: LoRaWAN EU868 band
72 -* **KR920**: LoRaWAN KR920 band
73 -* **US915**: LoRaWAN US915 band
74 -* **IN865**: LoRaWAN IN865 band
75 -* **CN470**: LoRaWAN CN470 band
76 -
77 -= LA66 LoRaWAN Shield =
78 -
79 -LA66 LoRaWAN Shield is the Arduino Breakout PCB to fast test the features of LA66 module and turn Arduino to support LoRaWAN.
80 -
81 -== Pin Mapping & LED ==
82 -
83 -== Example: Use AT Command to communicate with LA66 module via Arduino UNO. ==
84 -
85 -== Example: Join TTN network and send an uplink message, get downlink message. ==
86 -
87 -== Example: Log Temperature Sensor(DHT11) and send data to TTN, show it in DataCake. ==
88 -
89 -== Upgrade Firmware of LA66 LoRaWAN Shield ==
90 -
91 -=== what needs to be used ===
92 -
93 -1.LA66 LoRaWAN Shield that needs to be upgraded
94 -
95 -2.Arduino
96 -
97 -3.USB TO TTL
98 -
99 -[[image:image-20220602100052-2.png]]
100 -
101 -=== Wiring Schematic ===
102 -
103 -[[image:image-20220602101311-3.png]]
104 -
105 -LA66 LoRaWAN Shield  >>>>>>>>>>>>USB TTL
106 -
107 -GND  >>>>>>>>>>>>GND
108 -
109 -TXD  >>>>>>>>>>>>TXD
110 -
111 -RXD  >>>>>>>>>>>>RXD
112 -
113 -JP6 of LA66 LoRaWAN Shield needs to be connected with yellow jumper cap
114 -
115 -Connect to the PC after connecting the wires
116 -
117 -[[image:image-20220602102240-4.png]]
118 -
119 -=== Upgrade steps ===
120 -
121 -
122 -= LA66 USB LoRaWAN Adapter =
123 -
124 -LA66 USB LoRaWAN Adapter is the USB Adapter for LA66, it combines a USB TTL Chip and LA66 module which can easy to test the LoRaWAN feature by using PC or embedded device which has USB Interface.
125 -
126 -== Pin Mapping & LED ==
127 -
128 -== Example Send & Get Messages via LoRaWAN in PC ==
129 -
130 -== Example Send & Get Messages via LoRaWAN in RPi ==
131 -
132 -=== Install USB Driver ===
133 -
134 -=== Install Minicom ===
135 -
136 -=== Use AT Command to send an uplink message. ===
137 -
138 -=== Send CPU/RAM usage to TTN via a script. ===
139 -
140 -
141 -== Example: LA66 USB Module got a message from LA66 LoRa Shield and send the sensor data to NodeRed. ==
142 -
143 -
144 -== Upgrade Firmware of LA66 USB LoRaWAN Adapter ==
38 +Lorem ipsum dolor sit amet, consectetur adipiscing elit, sed do eiusmod tempor incididunt ut labore et dolore magna aliqua. Ut enim ad minim veniam, quis nostrud exercitation ullamco laboris nisi ut aliquip ex ea commodo consequat. Duis aute irure dolor in reprehenderit in voluptate velit esse cillum dolore eu fugiat nulla pariatur. Excepteur sint occaecat cupidatat non proident, sunt in culpa qui officia deserunt mollit anim id est laborum.
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