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Last modified by Xiaoling on 2025/02/07 16:37
From version 65.1
edited by Edwin Chen
on 2022/07/02 23:30
Change comment: There is no comment for this version
To version 158.2
edited by Xiaoling
on 2022/12/13 17:33
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.Xiaoling
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="145" width="220"]]
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 -[[image:image-20220517072526-1.png]]
43 +* LoRaWAN USB adapter base on LA66 LoRaWAN module
44 +* Ultra-long RF range
45 +* Support LoRaWAN v1.0.4 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.
25 25  
26 -Input Power Range: 1.8v ~~ 3.7v
27 27  
28 -Power Consumption: < 4uA.
29 29  
30 -Frequency Range: 150 MHz ~~ 960 MHz
57 +== 1.3  Specification ==
31 31  
32 -Maximum Power +22 dBm constant RF output
33 33  
34 -High sensitivity: -148 dBm
60 +* CPU: 32-bit 48 MHz
61 +* Flash: 256KB
62 +* RAM: 64KB
63 +* Input Power Range: 5v
64 +* Frequency Range: 150 MHz ~~ 960 MHz
65 +* Maximum Power +22 dBm constant RF output
66 +* High sensitivity: -148 dBm
67 +* Temperature:
68 +** Storage: -55 ~~ +125℃
69 +** Operating: -40 ~~ +85℃
70 +* Humidity:
71 +** Storage: 5 ~~ 95% (Non-Condensing)
72 +** Operating: 10 ~~ 95% (Non-Condensing)
73 +* LoRa Tx Current: <90 mA at +17 dBm, 108 mA at +22 dBm
74 +* LoRa Rx current: <9 mA
35 35  
36 -Temperature:
37 37  
38 -* Storage: -55 ~~ +125℃
39 -* Operating: -40 ~~ +85℃
40 40  
41 -Humidity:
78 +== 1.4  Pin Mapping & LED ==
42 42  
43 -* Storage: 5 ~~ 95% (Non-Condensing)
44 -* Operating: 10 ~~ 95% (Non-Condensing)
45 45  
46 -LoRa Tx Current: <90 mA at +17 dBm, 108 mA at +22 dBm
81 +[[image:image-20220813183239-3.png||height="526" width="662"]]
47 47  
48 -LoRa Rx current: <9 mA
49 49  
50 -I/O Voltage: 3.3v
84 +== 1.5  Example: Send & Get Messages via LoRaWAN in PC ==
51 51  
52 52  
53 -== AT Command ==
87 +(((
88 +Assume user already input the LA66 USB LoRaWAN Adapter OTAA Keys in TTN and there is already TTN network coverage.
89 +)))
54 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 56  
92 +(% style="color:blue" %)**1.  Connect the LA66 USB LoRaWAN adapter to PC**
57 57  
58 -== Pin Mapping ==
59 59  
60 -[[image:image-20220523101537-1.png]]
95 +[[image:image-20220723100027-1.png]]
61 61  
62 -== Land Pattern ==
63 63  
64 -[[image:image-20220517072821-2.png]]
98 +Open the serial port tool
65 65  
100 +[[image:image-20220602161617-8.png]]
66 66  
67 -== Part Number ==
68 68  
69 -Part Number: **LA66-XXX**
103 +[[image:image-20220602161718-9.png||height="457" width="800"]]
70 70  
71 -**XX**: The default frequency band
72 72  
73 -* **AS923**: LoRaWAN AS923 band
74 -* **AU915**: LoRaWAN AU915 band
75 -* **EU433**: LoRaWAN EU433 band
76 -* **EU868**: LoRaWAN EU868 band
77 -* **KR920**: LoRaWAN KR920 band
78 -* **US915**: LoRaWAN US915 band
79 -* **IN865**: LoRaWAN IN865 band
80 -* **CN470**: LoRaWAN CN470 band
81 81  
82 -= LA66 LoRaWAN Shield =
107 +(% style="color:blue" %)**2.  Press the reset switch RST on the LA66 USB LoRaWAN Adapter to reset it.**
83 83  
84 -LA66 LoRaWAN Shield is the Arduino Breakout PCB to fast test the features of LA66 module and turn Arduino to support LoRaWAN.
85 85  
86 -== Pin Mapping & LED ==
110 +The following picture appears to prove that the LA66 USB LoRaWAN Adapter successfully Join the LoRaWAN network
87 87  
88 -== Example: Use AT Command to communicate with LA66 module via Arduino UNO. ==
89 89  
90 -== Example: Join TTN network and send an uplink message, get downlink message. ==
113 +[[image:image-20220602161935-10.png||height="498" width="800"]]
91 91  
92 -== Example: Log Temperature Sensor(DHT11) and send data to TTN, show it in DataCake. ==
93 93  
94 -== Upgrade Firmware of LA66 LoRaWAN Shield ==
95 95  
96 -=== what needs to be used ===
117 +(% style="color:blue" %)**3.  See Uplink Command**
97 97  
98 -1.LA66 LoRaWAN Shield that needs to be upgraded
99 99  
100 -2.Arduino
120 +Command format: (% style="color:#4472c4" %)** AT+SENDB=<confirn_status>,<Fport>,<data_len>,<data>**
101 101  
102 -3.USB TO TTL
122 +example: AT+SENDB=01,02,8,05820802581ea0a5
103 103  
104 -[[image:image-20220602100052-2.png]]
124 +[[image:image-20220602162157-11.png||height="497" width="800"]]
105 105  
106 -=== Wiring Schematic ===
107 107  
108 -[[image:image-20220602101311-3.png]]
109 109  
110 -LA66 LoRaWAN Shield  >>>>>>>>>>>>USB TTL
128 +(% style="color:blue" %)**4.  Check to see if TTN received the message**
111 111  
112 -GND  >>>>>>>>>>>>GND
113 113  
114 -TXD  >>>>>>>>>>>>TXD
131 +[[image:image-20220817093644-1.png]]
115 115  
116 -RXD  >>>>>>>>>>>>RXD
117 117  
118 -JP6 of LA66 LoRaWAN Shield needs to be connected with yellow jumper cap
134 +== 1.6  Example: How to join helium ==
119 119  
120 -Connect to the PC after connecting the wires
121 121  
122 -[[image:image-20220602102240-4.png]]
123 123  
124 -=== Upgrade steps ===
138 +(% style="color:blue" %)**1.  Create a new device.**
125 125  
126 -==== Dial the SW1 of the LA66 LoRaWAN Shield to the ISP's location as shown in the figure below ====
127 127  
128 -[[image:image-20220602102824-5.png]]
141 +[[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"]]
129 129  
130 -==== Press the RST switch on the LA66 LoRaWAN Shield once ====
131 131  
132 -[[image:image-20220602104701-12.png]]
133 133  
134 -==== Open the upgrade application software ====
145 +(% style="color:blue" %)**2.  Save the device after filling in the necessary information.**
135 135  
136 -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/]]
137 137  
138 -[[image:image-20220602103227-6.png]]
148 +[[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"]]
139 139  
140 -[[image:image-20220602103357-7.png]]
141 141  
142 -===== Select the COM port corresponding to USB TTL =====
143 143  
144 -[[image:image-20220602103844-8.png]]
152 +(% style="color:blue" %)**3.  Use AT commands.**
145 145  
146 -===== Select the bin file to burn =====
147 147  
148 -[[image:image-20220602104144-9.png]]
155 +[[image:image-20220909151441-1.jpeg||height="695" width="521"]]
149 149  
150 -[[image:image-20220602104251-10.png]]
151 151  
152 -[[image:image-20220602104402-11.png]]
153 153  
154 -===== Click to start the download =====
159 +(% style="color:blue" %)**4.  Use the serial port tool**
155 155  
156 -[[image:image-20220602104923-13.png]]
157 157  
158 -===== The following figure appears to prove that the burning is in progress =====
162 +[[image:image-20220909151517-2.png||height="543" width="708"]]
159 159  
160 -[[image:image-20220602104948-14.png]]
161 161  
162 -===== The following picture appears to prove that the burning is successful =====
163 163  
164 -[[image:image-20220602105251-15.png]]
166 +(% style="color:blue" %)**5.  Use command AT+CFG to get device configuration**
165 165  
166 -= LA66 USB LoRaWAN Adapter =
167 167  
168 -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.
169 +[[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"]]
169 169  
170 -Before use, please make sure that the computer has installed the CP2102 driver
171 171  
172 -== Pin Mapping & LED ==
173 173  
174 -== Example Send & Get Messages via LoRaWAN in PC ==
173 +(% style="color:blue" %)**6.  Network successfully.**
175 175  
176 -Connect the LA66 LoRa Shield to the PC
177 177  
178 -[[image:image-20220602171217-1.png||height="615" width="915"]]
176 +[[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"]]
179 179  
180 -Open the serial port tool
181 181  
182 -[[image:image-20220602161617-8.png]]
183 183  
184 -[[image:image-20220602161718-9.png||height="529" width="927"]]
180 +(% style="color:blue" %)**7.  Send uplink using command**
185 185  
186 -Press the reset switch RST on the LA66 LoRa Shield.
187 187  
188 -The following picture appears to prove that the LA66 LoRa Shield successfully entered the network
183 +[[image:image-20220912085244-1.png]]
189 189  
190 -[[image:image-20220602161935-10.png]]
191 191  
192 -send instructions: AT+SENDB=<confirn_status>,<Fport>,<data_len>,<data>
186 +[[image:image-20220912085307-2.png]]
193 193  
194 -example: AT+SENDB=01,02,8,05820802581ea0a5
195 195  
196 -[[image:image-20220602162157-11.png]]
197 197  
198 -Check to see if TTN received the message
190 +[[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"]]
199 199  
200 -[[image:image-20220602162331-12.png||height="547" width="1044"]]
201 201  
202 -== Example Send & Get Messages via LoRaWAN in RPi ==
193 +== 1.7  Example: Send PC's CPU/RAM usage to TTN via python ==
203 203  
204 -Connect the LA66 LoRa Shield to the RPI
205 205  
206 -[[image:image-20220602171233-2.png||height="592" width="881"]]
196 +**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]]
207 207  
208 -Log in to the RPI's terminal and connect to the serial port
198 +(**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]])
209 209  
210 -[[image:image-20220602153146-3.png]]
211 211  
212 -Press the reset switch RST on the LA66 LoRa Shield.
213 -The following picture appears to prove that the LA66 LoRa Shield successfully entered the network
201 +(% style="color:red" %)**Preconditions:**
214 214  
215 -[[image:image-20220602154928-5.png]]
203 +(% style="color:red" %)**1. LA66 USB LoRaWAN Adapter works fine**
216 216  
217 -send instructions: AT+SENDB=<confirn_status>,<Fport>,<data_len>,<data>
205 +(% style="color:red" %)**2. LA66 USB LoRaWAN Adapter  is registered with TTN**
218 218  
207 +
208 +
209 +(% style="color:blue" %)**Steps for usage:**
210 +
211 +(% style="color:blue" %)**1.**(%%) Press the reset switch RESET on the LA66 USB LoRaWAN Adapter
212 +
213 +(% style="color:blue" %)**2.**(%%) Add [[decoder>>https://github.com/dragino/dragino-end-node-decoder/tree/main/LA66%20USB]] on TTN
214 +
215 +(% style="color:blue" %)**3.**(%%) Run the python script in PC and see the TTN
216 +
217 +
218 +[[image:image-20220602115852-3.png||height="450" width="1187"]]
219 +
220 +
221 +== 1.8  Example: Send & Get Messages via LoRaWAN in RPi ==
222 +
223 +
224 +Assume user already input the LA66 USB LoRaWAN Adapter OTAA Keys in TTN and there is already TTN network coverage.
225 +
226 +
227 +(% style="color:blue" %)**1.  Connect the LA66 USB LoRaWAN Adapter to the Raspberry Pi**
228 +
229 +
230 +[[image:image-20220723100439-2.png]]
231 +
232 +
233 +
234 +(% style="color:blue" %)**2.  Install Minicom in RPi.**
235 +
236 +
237 +(% id="cke_bm_509388S" style="display:none" %) (%%)Enter the following command in the RPi terminal
238 +
239 + (% style="background-color:yellow" %)**apt update**
240 +
241 + (% style="background-color:yellow" %)**apt install minicom**
242 +
243 +
244 +Use minicom to connect to the RPI's terminal
245 +
246 +[[image:image-20220602153146-3.png||height="439" width="500"]]
247 +
248 +
249 +
250 +(% style="color:blue" %)**3.  Press the reset switch RST on the LA66 USB LoRaWAN Adapter.**
251 +
252 +
253 +The following picture appears to prove that the LA66 USB LoRaWAN Adapter successfully entered the network.
254 +
255 +
256 +[[image:image-20220602154928-5.png||height="436" width="500"]]
257 +
258 +
259 +
260 +(% style="color:blue" %)**4.  Send Uplink message**
261 +
262 +
263 +Format: (% style="color:#4472c4" %)**AT+SENDB=<confirn_status>,<Fport>,<data_len>,<data>**
264 +
219 219  example: AT+SENDB=01,02,8,05820802581ea0a5
220 220  
221 -[[image:image-20220602160339-6.png]]
222 222  
268 +[[image:image-20220602160339-6.png||height="517" width="600"]]
269 +
270 +
271 +
223 223  Check to see if TTN received the message
224 224  
225 -[[image:image-20220602160627-7.png||height="468" width="1013"]]
226 226  
227 -=== Install Minicom ===
275 +[[image:image-20220602160627-7.png||height="369" width="800"]]
228 228  
229 -Enter the following command in the RPI terminal
230 230  
231 -apt update
278 +== 1.9  Example: Use of LA66 USB LoRaWAN Adapter and mobile APP ==
232 232  
233 -[[image:image-20220602143155-1.png]]
280 +=== 1.9.1  Hardware and Software Connection ===
234 234  
235 -apt install minicom
236 236  
237 -[[image:image-20220602143744-2.png]]
238 238  
239 -=== Send PC's CPU/RAM usage to TTN via script. ===
284 +==== (% style="color:blue" %)**Overview：**(%%) ====
240 240  
241 -==== Take python as an example： ====
242 242  
243 -===== Preconditions: =====
287 +(((
288 +DRAGINO-LA66-APP is an Open Source mobile APP for LA66 USB LoRaWAN Adapter. DRAGINO-LA66-APP has below features:
244 244  
245 -1.LA66 USB LoRaWAN Adapter works fine
290 +* Send real-time location information of mobile phone to LoRaWAN network.
291 +* Check LoRaWAN network signal strengh.
292 +* Manually send messages to LoRaWAN network.
293 +)))
246 246  
247 -2.LA66 USB LoRaWAN Adapter  is registered with TTN
248 248  
249 -===== Steps for usage =====
250 250  
251 -1.Press the reset switch RESET on the LA66 USB LoRaWAN Adapter
252 252  
253 -2.Run the script and see the TTN
298 +==== (% style="color:blue" %)**Hardware Connection:**(%%) ====
254 254  
255 -[[image:image-20220602115852-3.png]]
256 256  
301 +A USB to Type-C adapter is needed to connect to a Mobile phone.
257 257  
303 +Note: The package of LA66 USB adapter already includes this USB Type-C adapter.
258 258  
259 -== Example: LA66 USB Module got a message from LA66 LoRa Shield and send the sensor data to NodeRed. ==
305 +[[image:image-20220813174353-2.png||height="360" width="313"]]
260 260  
261 261  
262 -== Upgrade Firmware of LA66 USB LoRaWAN Adapter ==
263 263  
309 +==== (% style="color:blue" %)**Download and Install App:**(%%) ====
310 +
311 +
312 +[[(% 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)
313 +
314 +
315 +[[image:image-20220813173738-1.png]]
316 +
317 +
318 +
319 +==== (% style="color:blue" %)**Use of APP:**(%%) ====
320 +
321 +
322 +Function and page introduction
323 +
324 +
325 +[[image:image-20220723113448-7.png||height="995" width="450"]]
326 +
327 +
328 +**Block Explain:**
329 +
330 +1.  Display LA66 USB LoRaWAN Module connection status
331 +
332 +2.  Check and reconnect
333 +
334 +3.  Turn send timestamps on or off
335 +
336 +4.  Display LoRaWan connection status
337 +
338 +5.  Check LoRaWan connection status
339 +
340 +6.  The RSSI value of the node when the ACK is received
341 +
342 +7.  Node's Signal Strength Icon
343 +
344 +8.  Configure Location Uplink Interval
345 +
346 +9.  AT command input box
347 +
348 +10.  Send Button:  Send input box info to LA66 USB Adapter
349 +
350 +11.  Output Log from LA66 USB adapter
351 +
352 +12.  clear log button
353 +
354 +13.  exit button
355 +
356 +
357 +
358 +LA66 USB LoRaWAN Module not connected
359 +
360 +
361 +[[image:image-20220723110520-5.png||height="677" width="508"]]
362 +
363 +
364 +
365 +Connect LA66 USB LoRaWAN Module
366 +
367 +
368 +[[image:image-20220723110626-6.png||height="681" width="511"]]
369 +
370 +
371 +
372 +
373 +=== 1.9.2  Send data to TTNv3 and plot location info in Node-Red ===
374 +
375 +
376 +(% style="color:blue" %)**1.  Register LA66 USB LoRaWAN Module to TTNV3**
377 +
378 +
379 +[[image:image-20220723134549-8.png]]
380 +
381 +
382 +
383 +(% style="color:blue" %)**2.  Open Node-RED,And import the JSON file to generate the flow**
384 +
385 +
386 +Sample JSON file please go to **[[this link>>https://www.dropbox.com/sh/zxwx16qb777uvkz/AABE_P8coGCQ4DAC8enH4bUya?dl=0]]** to download.
387 +
388 +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/]]
389 +
390 +After see LoRaWAN Online, walk around and the APP will keep sending location info to LoRaWAN server and then to the Node Red.
391 +
392 +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]]
393 +
394 +
395 +Example output in NodeRed is as below:
396 +
397 +[[image:image-20220723144339-1.png]]
398 +
399 +
400 +== 1.10  Upgrade Firmware of LA66 USB LoRaWAN Adapter ==
401 +
402 +
403 +The LA66 USB LoRaWAN Adapter is the same as the LA66 LoRaWAN Shield update method.
404 +
405 +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).
406 +
407 +
408 +[[image:image-20220723150132-2.png]]
409 +
410 +
411 += 2.  FAQ =
412 +
413 +== 2.1  How to Compile Source Code for LA66? ==
414 +
415 +
416 +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]]
417 +
418 +
419 +== 2.2  Where to find Peer-to-Peer firmware of LA66? ==
420 +
421 +
422 +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]]
423 +
424 +
425 += 3.  Order Info =
426 +
427 +
428 +**Part Number:**  (% style="color:blue" %)**LA66-USB-LoRaWAN-Adapter-XXX**
429 +
430 +
431 +(% style="color:blue" %)**XXX**(%%): The default frequency band
432 +
433 +* (% style="color:red" %)**AS923**(%%):  LoRaWAN AS923 band
434 +* (% style="color:red" %)**AU915**(%%):  LoRaWAN AU915 band
435 +* (% style="color:red" %)**EU433**(%%):  LoRaWAN EU433 band
436 +* (% style="color:red" %)**EU868**(%%):  LoRaWAN EU868 band
437 +* (% style="color:red" %)**KR920**(%%):  LoRaWAN KR920 band
438 +* (% style="color:red" %)**US915**(%%):  LoRaWAN US915 band
439 +* (% style="color:red" %)**IN865**(%%):  LoRaWAN IN865 band
440 +* (% style="color:red" %)**CN470**(%%): LoRaWAN CN470 band
441 +* (% style="color:red" %)**PP**(%%):  Peer to Peer LoRa Protocol
442 +
443 +
444 +
445 += 4.  Reference =
446 +
447 +
448 +* Hardware Design File for LA66 USB LoRaWAN Adapter : [[Download>>https://www.dropbox.com/sh/a3wbmdcvqjxaqw5/AADZfvAiykJTK624RgMquH86a?dl=0]]
449 +* Mobile Phone App Source Code: [[Download>>https://github.com/dragino/LA66_Mobile_App]].
450 +
451 +
452 +
453 += 5.  FCC Statement =
454 +
455 +
456 +(% style="color:red" %)**FCC Caution:**
457 +
458 +Any Changes or modifications not expressly approved by the party responsible for compliance could void the user's authority to operate the equipment.
459 +
460 +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.
461 +
462 +
463 +(% style="color:red" %)**IMPORTANT NOTE: **
464 +
465 +(% 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:
466 +
467 +—Reorient or relocate the receiving antenna.
468 +
469 +—Increase the separation between the equipment and receiver.
470 +
471 +—Connect the equipment into an outlet on a circuit different from that to which the receiver is connected.
472 +
473 +—Consult the dealer or an experienced radio/TV technician for help.
474 +
475 +
476 +(% style="color:red" %)**FCC Radiation Exposure Statement: **
477 +
478 +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.
479 +
264 264  
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