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Last modified by Xiaoling on 2025/02/07 16:37
From version 66.1
edited by Edwin Chen
on 2022/07/02 23:32
Change comment: There is no comment for this version
To version 170.1
edited by Bei Jinggeng
on 2024/03/15 09:47
Change comment: There is no comment for this version

Summary

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Title
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1 -LA66 LoRaWAN Module
1 +LA66 USB LoRaWAN Adapter User Manual
Author
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1 -XWiki.Edwin
1 +XWiki.Bei
Content
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1 -{{box cssClass="floatinginfobox" title="**Contents**"}}
1 +
2 +
3 +**Table of Contents:**
4 +
2 2  {{toc/}}
3 -{{/box}}
4 4  
5 -= LA66 LoRaWAN Module =
6 6  
7 -== What is LA66 LoRaWAN Module ==
8 8  
9 -(% style="color:blue" %)**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 LoRaWAN 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 create and connect your things everywhere.
10 10  
11 -(% style="color:blue" %)**LA66**(%%) is a ready-to-use module that includes the (% style="color:blue" %)**LoRaWAN v1.0.4 protocol**(%%). The LoRaWAN stack used in LA66 is used in more than 1 million LoRaWAN End Devices deployed world widely. This mature LoRaWAN stack greatly reduces the risk to make stable LoRaWAN Sensors to support different LoRaWAN servers and different countries' standards. External MCU can use AT command to call LA66 and start to transmit data via the LoRaWAN protocol.
12 12  
11 += 1.  LA66 USB LoRaWAN Adapter =
12 +
13 +== 1.1  Overview ==
14 +
15 +
16 +[[image:image-20220715001142-3.png||height="194" width="294"]][[image:image-20240101111030-2.png]]
17 +
18 +
19 +(((
20 +(% style="color:blue" %)**LA66 USB LoRaWAN Adapter**(%%) is designed to fast turn USB devices to support LoRaWAN wireless features. It combines a CP2101 USB TTL Chip and LA66 LoRaWAN module which can easy to add LoRaWAN wireless feature to PC / Mobile phone or an embedded device that has USB Interface.
21 +)))
22 +
23 +(((
24 +(% style="color:blue" %)**LA66**(%%) is a ready-to-use module that includes the (% style="color:blue" %)**LoRaWAN v1.0.3 protocol**(%%). The LoRaWAN stack used in LA66 is used in more than 1 million LoRaWAN End Devices deployed world widely. This mature LoRaWAN stack greatly reduces the risk to make stable LoRaWAN Sensors to support different LoRaWAN servers and different countries' standards. External MCU can use AT command to call LA66 and start to transmit data via the LoRaWAN protocol.
25 +)))
26 +
27 +(((
13 13  Each LA66 module includes a (% style="color:blue" %)**world-unique OTAA key**(%%) for LoRaWAN registration.
29 +)))
14 14  
31 +(((
15 15  Besides the support of the LoRaWAN protocol, LA66 also supports (% style="color:blue" %)**open-source peer-to-peer LoRa Protocol**(%%) for the none-LoRaWAN application.
33 +)))
16 16  
35 +(((
17 17  LA66 is equipped with (% style="color:blue" %)**TCXO crystal**(%%) which ensures the module can achieve stable performance in extreme temperatures.
37 +)))
18 18  
19 -== Features ==
20 20  
40 +== 1.2  Features ==
21 21  
22 -== Specification ==
23 23  
24 -* Input Power Range: 1.8v ~~ 3.7v
25 -* Power Consumption: < 4uA.
43 +* LoRaWAN USB adapter base on LA66 LoRaWAN module
44 +* Ultra-long RF range
45 +* Support LoRaWAN v1.0.3 protocol
46 +* Support peer-to-peer protocol
47 +* TCXO crystal to ensure RF performance on low temperature
48 +* Spring RF antenna
49 +* Available in different frequency LoRaWAN frequency bands.
50 +* World-wide unique OTAA keys.
51 +* AT Command via UART-TTL interface
52 +* Firmware upgradable via UART interface
53 +* Open Source Mobile App for LoRaWAN signal detect and GPS tracking.
54 +
55 +== 1.3  Specification ==
56 +
57 +
58 +* CPU: 32-bit 48 MHz
59 +* Flash: 256KB
60 +* RAM: 64KB
61 +* Input Power Range: 5v
26 26  * Frequency Range: 150 MHz ~~ 960 MHz
27 27  * Maximum Power +22 dBm constant RF output
28 28  * High sensitivity: -148 dBm
... ... @@ -34,223 +34,404 @@
34 34  ** Operating: 10 ~~ 95% (Non-Condensing)
35 35  * LoRa Tx Current: <90 mA at +17 dBm, 108 mA at +22 dBm
36 36  * LoRa Rx current: <9 mA
37 -* I/O Voltage: 3.3v
38 38  
74 +== 1.4  Pin Mapping & LED ==
39 39  
40 -== AT Command ==
41 41  
42 -AT Command is valid over Main TXD and Main RXD. Serial Baud Rate is 9600. AT commands can be found in AT Command documents.
77 +[[image:image-20220813183239-3.png||height="526" width="662"]]
43 43  
44 44  
45 -== Dimension ==
80 +== 1.5  Example: Send & Get Messages via LoRaWAN in PC ==
46 46  
47 -[[image:image-20220517072526-1.png]]
48 48  
83 +(((
84 +Assume user already input the LA66 USB LoRaWAN Adapter OTAA Keys in TTN and there is already TTN network coverage.
85 +)))
49 49  
50 -== Pin Mapping ==
87 +(% style="color:blue" %)**1.  Connect the LA66 USB LoRaWAN adapter to PC**
51 51  
52 -[[image:image-20220523101537-1.png]]
89 +[[image:image-20220723100027-1.png]]
53 53  
54 -== Land Pattern ==
55 55  
56 -[[image:image-20220517072821-2.png]]
92 +Open the serial port tool
57 57  
94 +[[image:image-20220602161617-8.png]]
58 58  
59 -== Part Number ==
60 60  
61 -Part Number: **LA66-XXX**
97 +[[image:image-20220602161718-9.png||height="457" width="800"]]
62 62  
63 -**XX**: The default frequency band
64 64  
65 -* **AS923**: LoRaWAN AS923 band
66 -* **AU915**: LoRaWAN AU915 band
67 -* **EU433**: LoRaWAN EU433 band
68 -* **EU868**: LoRaWAN EU868 band
69 -* **KR920**: LoRaWAN KR920 band
70 -* **US915**: LoRaWAN US915 band
71 -* **IN865**: LoRaWAN IN865 band
72 -* **CN470**: LoRaWAN CN470 band
100 +(% style="color:blue" %)**2.  Press the reset switch RST on the LA66 USB LoRaWAN Adapter to reset it.**
73 73  
74 -= LA66 LoRaWAN Shield =
102 +The following picture appears to prove that the LA66 USB LoRaWAN Adapter successfully Join the LoRaWAN network
75 75  
76 -LA66 LoRaWAN Shield is the Arduino Breakout PCB to fast test the features of LA66 module and turn Arduino to support LoRaWAN.
104 +[[image:image-20220602161935-10.png||height="498" width="800"]]
77 77  
78 -== Pin Mapping & LED ==
79 79  
80 -== Example: Use AT Command to communicate with LA66 module via Arduino UNO. ==
107 +(% style="color:blue" %)**3.  See Uplink Command**
81 81  
82 -== Example: Join TTN network and send an uplink message, get downlink message. ==
109 +Command format: (% style="color:#4472c4" %)** AT+SENDB=<confirn_status>,<Fport>,<data_len>,<data>**
83 83  
84 -== Example: Log Temperature Sensor(DHT11) and send data to TTN, show it in DataCake. ==
111 +example: AT+SENDB=01,02,8,05820802581ea0a5
85 85  
86 -== Upgrade Firmware of LA66 LoRaWAN Shield ==
113 +[[image:image-20220602162157-11.png||height="497" width="800"]]
87 87  
88 -=== what needs to be used ===
89 89  
90 -1.LA66 LoRaWAN Shield that needs to be upgraded
116 +(% style="color:blue" %)**4.  Check to see if TTN received the message**
91 91  
92 -2.Arduino
118 +[[image:image-20220817093644-1.png]]
93 93  
94 -3.USB TO TTL
95 95  
96 -[[image:image-20220602100052-2.png]]
121 +== 1.6  Example: How to join helium ==
97 97  
98 -=== Wiring Schematic ===
99 99  
100 -[[image:image-20220602101311-3.png]]
124 +(% style="color:blue" %)**1.  Create a new device.**
101 101  
102 -LA66 LoRaWAN Shield  >>>>>>>>>>>>USB TTL
126 +[[image:http://wiki.dragino.com/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LA66%20LoRaWAN%20Shield%20User%20Manual/WebHome/image-20220907165500-1.png?width=940&height=464&rev=1.1||alt="image-20220907165500-1.png"]]
103 103  
104 -GND  >>>>>>>>>>>>GND
105 105  
106 -TXD  >>>>>>>>>>>>TXD
129 +(% style="color:blue" %)**2.  Save the device after filling in the necessary information.**
107 107  
108 -RXD  >>>>>>>>>>>>RXD
131 +[[image:http://wiki.dragino.com/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LA66%20LoRaWAN%20Shield%20User%20Manual/WebHome/image-20220907165837-2.png?width=809&height=375&rev=1.1||alt="image-20220907165837-2.png" height="375" width="809"]]
109 109  
110 -JP6 of LA66 LoRaWAN Shield needs to be connected with yellow jumper cap
111 111  
112 -Connect to the PC after connecting the wires
134 +(% style="color:blue" %)**3.  Use AT commands.**
113 113  
114 -[[image:image-20220602102240-4.png]]
136 +[[image:image-20220909151441-1.jpeg||height="695" width="521"]]
115 115  
116 -=== Upgrade steps ===
117 117  
118 -==== Dial the SW1 of the LA66 LoRaWAN Shield to the ISP's location as shown in the figure below ====
139 +(% style="color:blue" %)**4.  Use the serial port tool**
119 119  
120 -[[image:image-20220602102824-5.png]]
141 +[[image:image-20220909151517-2.png||height="543" width="708"]]
121 121  
122 -==== Press the RST switch on the LA66 LoRaWAN Shield once ====
123 123  
124 -[[image:image-20220602104701-12.png]]
144 +(% style="color:blue" %)**5.  Use command AT+CFG to get device configuration**
125 125  
126 -==== Open the upgrade application software ====
146 +[[image:http://wiki.dragino.com/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LA66%20LoRaWAN%20Shield%20User%20Manual/WebHome/image-20220907170308-3.png?width=617&height=556&rev=1.1||alt="image-20220907170308-3.png" height="556" width="617"]]
127 127  
128 -Software download link:  [[https:~~/~~/www.dragino.com/downloads/index.php?dir=LSN50-LoRaST/Utility/LSN50N/>>https://www.dragino.com/downloads/index.php?dir=LSN50-LoRaST/Utility/LSN50N/]]
129 129  
130 -[[image:image-20220602103227-6.png]]
149 +(% style="color:blue" %)**6.  Network successfully.**
131 131  
132 -[[image:image-20220602103357-7.png]]
151 +[[image:http://wiki.dragino.com/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LA66%20LoRaWAN%20Shield%20User%20Manual/WebHome/image-20220907170436-4.png?rev=1.1||alt="image-20220907170436-4.png"]]
133 133  
134 -===== Select the COM port corresponding to USB TTL =====
135 135  
136 -[[image:image-20220602103844-8.png]]
154 +(% style="color:blue" %)**7.  Send uplink using command**
137 137  
138 -===== Select the bin file to burn =====
156 +[[image:image-20220912085244-1.png]]
139 139  
140 -[[image:image-20220602104144-9.png]]
158 +[[image:image-20220912085307-2.png]]
141 141  
142 -[[image:image-20220602104251-10.png]]
143 143  
144 -[[image:image-20220602104402-11.png]]
161 +[[image:http://wiki.dragino.com/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LA66%20LoRaWAN%20Shield%20User%20Manual/WebHome/image-20220907170744-6.png?width=798&height=242&rev=1.1||alt="image-20220907170744-6.png" height="242" width="798"]]
145 145  
146 -===== Click to start the download =====
147 147  
148 -[[image:image-20220602104923-13.png]]
164 +== 1.7  Example: Send PC's CPU/RAM usage to TTN via python ==
149 149  
150 -===== The following figure appears to prove that the burning is in progress =====
151 151  
152 -[[image:image-20220602104948-14.png]]
167 +**Use python as an example：**[[https:~~/~~/github.com/dragino/LA66/blob/main/Send_information_to_TTN_WindosPC.py>>https://github.com/dragino/LA66/blob/main/Send_information_to_TTN_WindosPC.py]]
153 153  
154 -===== The following picture appears to prove that the burning is successful =====
169 +(**Raspberry Pi example: **[[https:~~/~~/github.com/dragino/LA66/blob/main/Send_information_to_TTN_Raspberry%20Pi.py>>https://github.com/dragino/LA66/blob/main/Send_information_to_TTN_Raspberry%20Pi.py]])
155 155  
156 -[[image:image-20220602105251-15.png]]
157 157  
158 -= LA66 USB LoRaWAN Adapter =
172 +(% style="color:red" %)**Preconditions:**
159 159  
160 -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.
174 +(% style="color:red" %)**1. LA66 USB LoRaWAN Adapter works fine**
161 161  
162 -Before use, please make sure that the computer has installed the CP2102 driver
176 +(% style="color:red" %)**2. LA66 USB LoRaWAN Adapter  is registered with TTN**
163 163  
164 -== Pin Mapping & LED ==
165 165  
166 -== Example Send & Get Messages via LoRaWAN in PC ==
179 +(% style="color:blue" %)**Steps for usage:**
167 167  
168 -Connect the LA66 LoRa Shield to the PC
181 +(% style="color:blue" %)**1.**(%%) Press the reset switch RESET on the LA66 USB LoRaWAN Adapter
169 169  
170 -[[image:image-20220602171217-1.png||height="615" width="915"]]
183 +(% style="color:blue" %)**2.**(%%) Add [[decoder>>https://github.com/dragino/dragino-end-node-decoder/tree/main/LA66%20USB]] on TTN
171 171  
172 -Open the serial port tool
185 +(% style="color:blue" %)**3.**(%%) Run the python script in PC and see the TTN
173 173  
174 -[[image:image-20220602161617-8.png]]
175 175  
176 -[[image:image-20220602161718-9.png||height="529" width="927"]]
188 +[[image:image-20220602115852-3.png||height="450" width="1187"]]
177 177  
178 -Press the reset switch RST on the LA66 LoRa Shield.
179 179  
180 -The following picture appears to prove that the LA66 LoRa Shield successfully entered the network
191 +== 1.8  Example: Send & Get Messages via LoRaWAN in RPi ==
181 181  
182 -[[image:image-20220602161935-10.png]]
183 183  
184 -send instructions: AT+SENDB=<confirn_status>,<Fport>,<data_len>,<data>
194 +Assume user already input the LA66 USB LoRaWAN Adapter OTAA Keys in TTN and there is already TTN network coverage.
185 185  
186 -example: AT+SENDB=01,02,8,05820802581ea0a5
196 +(% style="color:blue" %)**1.  Connect the LA66 USB LoRaWAN Adapter to the Raspberry Pi**
187 187  
188 -[[image:image-20220602162157-11.png]]
198 +[[image:image-20220723100439-2.png]]
189 189  
190 -Check to see if TTN received the message
191 191  
192 -[[image:image-20220602162331-12.png||height="547" width="1044"]]
201 +(% style="color:blue" %)**2.  Install Minicom in RPi.**
193 193  
194 -== Example Send & Get Messages via LoRaWAN in RPi ==
203 +(% id="cke_bm_509388S" style="display:none" %) (%%)Enter the following command in the RPi terminal
195 195  
196 -Connect the LA66 LoRa Shield to the RPI
205 + (% style="background-color:yellow" %)**apt update**
197 197  
198 -[[image:image-20220602171233-2.png||height="592" width="881"]]
207 + (% style="background-color:yellow" %)**apt install minicom**
199 199  
200 -Log in to the RPI's terminal and connect to the serial port
209 +Use minicom to connect to the RPI's terminal
201 201  
202 -[[image:image-20220602153146-3.png]]
211 +[[image:image-20220602153146-3.png||height="439" width="500"]]
203 203  
204 -Press the reset switch RST on the LA66 LoRa Shield.
205 -The following picture appears to prove that the LA66 LoRa Shield successfully entered the network
206 206  
207 -[[image:image-20220602154928-5.png]]
214 +(% style="color:blue" %)**3.  Press the reset switch RST on the LA66 USB LoRaWAN Adapter.**
208 208  
209 -send instructions: AT+SENDB=<confirn_status>,<Fport>,<data_len>,<data>
216 +The following picture appears to prove that the LA66 USB LoRaWAN Adapter successfully entered the network.
210 210  
218 +[[image:image-20220602154928-5.png||height="436" width="500"]]
219 +
220 +
221 +(% style="color:blue" %)**4.  Send Uplink message**
222 +
223 +Format: (% style="color:#4472c4" %)**AT+SENDB=<confirn_status>,<Fport>,<data_len>,<data>**
224 +
211 211  example: AT+SENDB=01,02,8,05820802581ea0a5
212 212  
213 -[[image:image-20220602160339-6.png]]
227 +[[image:image-20220602160339-6.png||height="517" width="600"]]
214 214  
229 +
215 215  Check to see if TTN received the message
216 216  
217 -[[image:image-20220602160627-7.png||height="468" width="1013"]]
218 218  
219 -=== Install Minicom ===
233 +[[image:image-20220602160627-7.png||height="369" width="800"]]
220 220  
221 -Enter the following command in the RPI terminal
222 222  
223 -apt update
236 +== 1.9  Example: Use of LA66 USB LoRaWAN Adapter and mobile APP ==
224 224  
225 -[[image:image-20220602143155-1.png]]
238 +=== 1.9.1  Hardware and Software Connection ===
226 226  
227 -apt install minicom
228 228  
229 -[[image:image-20220602143744-2.png]]
241 +==== (% style="color:blue" %)**Overview：**(%%) ====
230 230  
231 -=== Send PC's CPU/RAM usage to TTN via script. ===
243 +(((
244 +DRAGINO-LA66-APP is an Open Source mobile APP for LA66 USB LoRaWAN Adapter. DRAGINO-LA66-APP has below features:
232 232  
233 -==== Take python as an example： ====
246 +* Send real-time location information of mobile phone to LoRaWAN network.
247 +* Check LoRaWAN network signal strengh.
248 +* Manually send messages to LoRaWAN network.
249 +)))
234 234  
235 -===== Preconditions: =====
236 236  
237 -1.LA66 USB LoRaWAN Adapter works fine
238 238  
239 -2.LA66 USB LoRaWAN Adapter  is registered with TTN
253 +==== (% style="color:blue" %)**Hardware Connection:**(%%) ====
240 240  
241 -===== Steps for usage =====
255 +A USB to Type-C adapter is needed to connect to a Mobile phone.
242 242  
243 -1.Press the reset switch RESET on the LA66 USB LoRaWAN Adapter
257 +Note: The package of LA66 USB adapter already includes this USB Type-C adapter.
244 244  
245 -2.Run the script and see the TTN
259 +[[image:image-20220813174353-2.png||height="360" width="313"]]
246 246  
247 -[[image:image-20220602115852-3.png]]
248 248  
262 +==== (% style="color:blue" %)**Download and Install App:**(%%) ====
249 249  
264 +[[(% id="cke_bm_895007S" style="display:none" %)** **(%%)**Download Link for Android apk **>>https://www.dropbox.com/sh/zxwx16qb777uvkz/AABE_P8coGCQ4DAC8enH4bUya?dl=0]].  (Android Version Only)
250 250  
251 -== Example: LA66 USB Module got a message from LA66 LoRa Shield and send the sensor data to NodeRed. ==
266 +[[image:image-20220813173738-1.png]]
252 252  
253 253  
254 -== Upgrade Firmware of LA66 USB LoRaWAN Adapter ==
269 +==== (% style="color:blue" %)**Use of APP:**(%%) ====
255 255  
271 +Function and page introduction:
272 +
273 +[[image:image-20220723113448-7.png||height="995" width="450"]]
274 +
275 +
276 +(% style="color:blue" %)**Block Explain:**
277 +
278 +1.  Display LA66 USB LoRaWAN Module connection status
279 +
280 +2.  Check and reconnect
281 +
282 +3.  Turn send timestamps on or off
283 +
284 +4.  Display LoRaWan connection status
285 +
286 +5.  Check LoRaWan connection status
287 +
288 +6.  The RSSI value of the node when the ACK is received
289 +
290 +7.  Node's Signal Strength Icon
291 +
292 +8.  Configure Location Uplink Interval
293 +
294 +9.  AT command input box
295 +
296 +10.  Send Button:  Send input box info to LA66 USB Adapter
297 +
298 +11.  Output Log from LA66 USB adapter
299 +
300 +12.  clear log button
301 +
302 +13.  exit button
303 +
304 +
305 +LA66 USB LoRaWAN Module not connected:
306 +
307 +[[image:image-20220723110520-5.png||height="677" width="508"]]
308 +
309 +
310 +Connect LA66 USB LoRaWAN Module:
311 +
312 +[[image:image-20220723110626-6.png||height="681" width="511"]]
313 +
314 +
315 +=== 1.9.2  Send data to TTNv3 and plot location info in Node-Red ===
316 +
317 +
318 +(% style="color:blue" %)**1.  Register LA66 USB LoRaWAN Module to TTNV3**
319 +
320 +
321 +[[image:image-20220723134549-8.png]]
322 +
323 +
324 +
325 +(% style="color:blue" %)**2.  Open Node-RED,And import the JSON file to generate the flow**
326 +
327 +
328 +Sample JSON file please go to **[[this link>>https://www.dropbox.com/sh/zxwx16qb777uvkz/AABE_P8coGCQ4DAC8enH4bUya?dl=0]]** to download.
329 +
330 +For the usage of Node-RED, please refer to: [[http:~~/~~/wiki.dragino.com/xwiki/bin/view/Main/Node-RED/>>http://wiki.dragino.com/xwiki/bin/view/Main/Node-RED/]]
331 +
332 +After see LoRaWAN Online, walk around and the APP will keep sending location info to LoRaWAN server and then to the Node Red.
333 +
334 +LA66~-~-node-red~-~-decoder:[[dragino-end-node-decoder/Node-RED at main · dragino/dragino-end-node-decoder · GitHub>>url:https://github.com/dragino/dragino-end-node-decoder/tree/main/Node-RED]]
335 +
336 +
337 +Example output in NodeRed is as below:
338 +
339 +[[image:image-20220723144339-1.png]]
340 +
341 +
342 +== 1.10  Upgrade Firmware of LA66 USB LoRaWAN Adapter ==
343 +
344 +=== 1.10.1 LA66V1 Update method ===
345 +
346 +The LA66 USB LoRaWAN Adapter is the same as the LA66 LoRaWAN Shield update method.
347 +
348 +Just use the yellow jumper cap to short the BOOT corner and the RX corner, and then press the RESET button (without the jumper cap, you can directly short the BOOT corner and the RX corner with a wire to achieve the same effect).
349 +
350 +(% style="color:red" %)**Notice: If upgrade via USB hub is not sucessful. try to connect to PC directly.**
351 +
352 +[[image:image-20220723150132-2.png]]
353 +
354 +
355 +=== (% style="color:blue" %)**Open the Upgrade tool (Tremo Programmer) in PC and Upgrade** (%%) ===
356 +
357 +
358 +**1.  Software download link:  [[https:~~/~~/www.dropbox.com/sh/j0qyc7a9ejit7jk/AACtx2tK4gEv6YFXMIVUM4dLa?dl=0>>url:https://www.dropbox.com/sh/j0qyc7a9ejit7jk/AACtx2tK4gEv6YFXMIVUM4dLa?dl=0]]**
359 +
360 +[[image:http://wiki.dragino.com/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LA66%20LoRaWAN%20Shield%20User%20Manual/WebHome/image-20220602103227-6.png?rev=1.1||alt="image-20220602103227-6.png"]]
361 +
362 +[[image:http://wiki.dragino.com/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LA66%20LoRaWAN%20Shield%20User%20Manual/WebHome/image-20220602103357-7.png?rev=1.1||alt="image-20220602103357-7.png"]]
363 +
364 +
365 +**2.  Select the COM port corresponding to USB TTL**
366 +
367 +[[image:http://wiki.dragino.com/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LA66%20LoRaWAN%20Shield%20User%20Manual/WebHome/image-20220602103844-8.png?rev=1.1||alt="image-20220602103844-8.png"]]
368 +
369 +
370 +**3.  Select the bin file to burn**
371 +
372 +[[image:http://wiki.dragino.com/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LA66%20LoRaWAN%20Shield%20User%20Manual/WebHome/image-20220602104144-9.png?rev=1.1||alt="image-20220602104144-9.png"]]
373 +
374 +[[image:http://wiki.dragino.com/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LA66%20LoRaWAN%20Shield%20User%20Manual/WebHome/image-20220602104251-10.png?rev=1.1||alt="image-20220602104251-10.png"]]
375 +
376 +[[image:http://wiki.dragino.com/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LA66%20LoRaWAN%20Shield%20User%20Manual/WebHome/image-20220602104402-11.png?rev=1.1||alt="image-20220602104402-11.png"]]
377 +
378 +
379 +**4.  Click to start the download**
380 +
381 +[[image:http://wiki.dragino.com/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LA66%20LoRaWAN%20Shield%20User%20Manual/WebHome/image-20220602104923-13.png?rev=1.1||alt="image-20220602104923-13.png"]]
382 +
383 +
384 +**5.  Check update process**
385 +
386 +[[image:http://wiki.dragino.com/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LA66%20LoRaWAN%20Shield%20User%20Manual/WebHome/image-20220602104948-14.png?rev=1.1||alt="image-20220602104948-14.png"]]
387 +
388 +
389 +**The following picture shows that the burning is successful**
390 +
391 +[[image:http://wiki.dragino.com/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LA66%20LoRaWAN%20Shield%20User%20Manual/WebHome/image-20220602105251-15.png?rev=1.1||alt="image-20220602105251-15.png"]]
392 +
393 += 2.  FAQ =
394 +
395 +== 2.1  How to Compile Source Code for LA66? ==
396 +
397 +
398 +Compile and Upload Code to ASR6601 Platform ：[[Instruction>>Main.User Manual for LoRaWAN End Nodes.LA66 LoRaWAN Module.Compile and Upload Code to ASR6601 Platform.WebHome]]
399 +
400 +
401 +== 2.2  Where to find Peer-to-Peer firmware of LA66? ==
402 +
403 +
404 +Instruction for LA66 Peer to Peer firmware :[[ Instruction >>doc:Main.User Manual for LoRaWAN End Nodes.LA66 LoRaWAN Shield User Manual.Instruction for LA66 Peer to Peer firmware.WebHome]]
405 +
406 +
407 +== 2.3 My device keeps showing invalid credentials, the device goes into low power mode ==
408 +
409 +
410 +Set the AT+COMMAND: (% style="color:blue" %)**AT+UUID=666666666666**
411 +
412 +
413 +== 2.4 How to use external antenna via ipex connector? ==
414 +
415 +
416 +You need to remove the spring antenna first, and also remove the resistor and capacitor.
417 +Connect external antenna.
418 +
419 +[[image:image-20231129155939-1.png||height="529" width="397"]]
420 +
421 +
422 += 3.  Order Info =
423 +
424 +
425 +**Part Number:**  (% style="color:blue" %)**LA66-USB-LoRaWAN-Adapter-XXX**
426 +
427 +
428 +(% style="color:blue" %)**XXX**(%%): The default frequency band
429 +
430 +* (% style="color:red" %)**AS923**(%%):  LoRaWAN AS923 band
431 +* (% style="color:red" %)**AU915**(%%):  LoRaWAN AU915 band
432 +* (% style="color:red" %)**EU433**(%%):  LoRaWAN EU433 band
433 +* (% style="color:red" %)**EU868**(%%):  LoRaWAN EU868 band
434 +* (% style="color:red" %)**KR920**(%%):  LoRaWAN KR920 band
435 +* (% style="color:red" %)**US915**(%%):  LoRaWAN US915 band
436 +* (% style="color:red" %)**IN865**(%%):  LoRaWAN IN865 band
437 +* (% style="color:red" %)**CN470**(%%): LoRaWAN CN470 band
438 +* (% style="color:red" %)**PP**(%%):  Peer to Peer LoRa Protocol
439 +
440 += 4.  Reference =
441 +
442 +
443 +* Hardware Design File for LA66 USB LoRaWAN Adapter : [[Download>>https://www.dropbox.com/sh/a3wbmdcvqjxaqw5/AADZfvAiykJTK624RgMquH86a?dl=0]]
444 +* Mobile Phone App Source Code: [[Download>>https://github.com/dragino/LA66_Mobile_App]].
445 +
446 += 5.  FCC Statement =
447 +
448 +
449 +(% style="color:red" %)**FCC Caution:**
450 +
451 +Any Changes or modifications not expressly approved by the party responsible for compliance could void the user's authority to operate the equipment.
452 +
453 +This device complies with part 15 of the FCC Rules. Operation is subject to the following two conditions: (1) This device may not cause harmful interference, and (2) this device must accept any interference received, including interference that may cause undesired operation.
454 +
455 +
456 +(% style="color:red" %)**IMPORTANT NOTE: **
457 +
458 +(% style="color:red" %)**Note:**(%%) This equipment has been tested and found to comply with the limits for a Class B digital device, pursuant to part 15 of the FCC Rules. These limits are designed to provide reasonable protection against harmful interference in a residential installation. This equipment generates, uses and can radiate radio frequency energy and, if not installed and used in accordance with the instructions, may cause harmful interference to radio communications. However, there is no guarantee that interference will not occur in a particular installation. If this equipment does cause harmful interference to radio or television reception, which can be determined by turning the equipment off and on, the user is encouraged to try to correct the interference by one or more of the following measures:
459 +
460 +—Reorient or relocate the receiving antenna.
461 +
462 +—Increase the separation between the equipment and receiver.
463 +
464 +—Connect the equipment into an outlet on a circuit different from that to which the receiver is connected.
465 +
466 +—Consult the dealer or an experienced radio/TV technician for help.
467 +
468 +
469 +(% style="color:red" %)**FCC Radiation Exposure Statement: **
470 +
471 +This equipment complies with FCC radiation exposure limits set forth for an uncontrolled environment.This equipment should be installed and operated with minimum distance 20cm between the radiator& your body.
472 +
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