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Last modified by Xiaoling on 2023/05/26 14:19
From version 166.4
edited by Xiaoling
on 2023/05/26 14:19
Change comment: There is no comment for this version
To version 87.6
edited by Xiaoling
on 2022/07/13 09:59
Change comment: There is no comment for this version

Summary

Details

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Title
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1 -LA66 LoRaWAN Shield User Manual
1 +LA66 LoRaWAN Module
Content
... ... @@ -1,62 +1,36 @@
1 1  
2 2  
3 -**Table of Contents:**
3 +{{box cssClass="floatinginfobox" title="**Contents**"}}
4 +{{toc/}}
5 +{{/box}}
4 4  
5 5  {{toc/}}
6 6  
7 7  
8 8  
11 += 1.  LA66 LoRaWAN Module =
9 9  
10 -= 1.  LA66 LoRaWAN Shield =
11 11  
12 -== 1.1  Overview ==
14 +== 1.1  What is LA66 LoRaWAN Module ==
13 13  
14 14  
15 -(((
16 -[[image:image-20220715000826-2.png||height="145" width="220"]]
17 -)))
17 +(% 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.
18 18  
19 -(((
20 -
21 -)))
19 +(% 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.
22 22  
23 -(((
24 -(% style="color:blue" %)**LA66 LoRaWAN Shield**(%%) is the Arduino shield base on LA66. Users can use LA66 LoRaWAN Shield to rapidly add LoRaWAN or peer-to-peer LoRa wireless function to  Arduino projects.
25 -)))
26 -
27 -(((
28 -(((
29 -(% 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.
30 -)))
31 -)))
32 -
33 -(((
34 -(((
35 35  Each LA66 module includes a (% style="color:blue" %)**world-unique OTAA key**(%%) for LoRaWAN registration.
36 -)))
37 -)))
38 38  
39 -(((
40 -(((
41 41  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.
42 -)))
43 -)))
44 44  
45 -(((
46 -(((
47 47  LA66 is equipped with (% style="color:blue" %)**TCXO crystal**(%%) which ensures the module can achieve stable performance in extreme temperatures.
48 -)))
49 -)))
50 50  
51 51  
52 52  == 1.2  Features ==
53 53  
54 -
55 -* Arduino Shield base on LA66 LoRaWAN module
56 -* Support LoRaWAN v1.0.3 protocol
30 +* Support LoRaWAN v1.0.4 protocol
57 57  * Support peer-to-peer protocol
58 58  * TCXO crystal to ensure RF performance on low temperature
59 -* SMA connector
33 +* SMD Antenna pad and i-pex antenna connector
60 60  * Available in different frequency LoRaWAN frequency bands.
61 61  * World-wide unique OTAA keys.
62 62  * AT Command via UART-TTL interface
... ... @@ -63,10 +63,8 @@
63 63  * Firmware upgradable via UART interface
64 64  * Ultra-long RF range
65 65  
66 -
67 67  == 1.3  Specification ==
68 68  
69 -
70 70  * CPU: 32-bit 48 MHz
71 71  * Flash: 256KB
72 72  * RAM: 64KB
... ... @@ -85,297 +85,369 @@
85 85  * LoRa Rx current: <9 mA
86 86  * I/O Voltage: 3.3v
87 87  
60 +== 1.4  AT Command ==
88 88  
89 -== 1.4  Pin Mapping & LED ==
62 +AT Command is valid over Main TXD and Main RXD. Serial Baud Rate is 9600. AT commands can be found in AT Command documents.
90 90  
91 91  
92 -[[image:image-20220817085048-1.png||height="533" width="734"]]
65 +== 1.5  Dimension ==
93 93  
67 +[[image:image-20220517072526-1.png]]
94 94  
95 95  
96 -~1. The LED lights up red when there is an upstream data packet
97 97  
98 -2. When the network is successfully connected, the green light will be on for 5 seconds
71 +== 1.6  Pin Mapping ==
99 99  
100 -3. Purple light on when receiving downlink data packets
101 101  
74 +[[image:image-20220523101537-1.png]]
102 102  
103 -[[image:image-20220820112305-1.png||height="515" width="749"]]
104 104  
105 105  
106 -== 1.5  Example: Use AT Command to communicate with LA66 module via Arduino UNO. ==
78 +== 1.7  Land Pattern ==
107 107  
80 +[[image:image-20220517072821-2.png]]
108 108  
109 -(% style="color:blue" %)**Show connection diagram：**
110 110  
111 111  
112 -[[image:image-20220723170210-2.png||height="908" width="681"]]
84 += 2.  LA66 LoRaWAN Shield =
113 113  
114 114  
87 +== 2.1  Overview ==
115 115  
116 -(% style="color:blue" %)**1.  open Arduino IDE**
89 +LA66 LoRaWAN Shield is the Arduino shield base on LA66. Users can use LA66 LoRaWAN Shield to rapidly add LoRaWAN or peer-to-peer LoRa wireless function to  Arduino projects.
117 117  
118 118  
119 -[[image:image-20220723170545-4.png]]
92 +== 2.2  Features ==
120 120  
94 +* Arduino Shield base on LA66 LoRaWAN module
95 +* Support LoRaWAN v1.0.4 protocol
96 +* Support peer-to-peer protocol
97 +* TCXO crystal to ensure RF performance on low temperature
98 +* SMA connector
99 +* Available in different frequency LoRaWAN frequency bands.
100 +* World-wide unique OTAA keys.
101 +* AT Command via UART-TTL interface
102 +* Firmware upgradable via UART interface
103 +* Ultra-long RF range
121 121  
105 +== 2.3  Specification ==
122 122  
123 -(% style="color:blue" %)**2.  Open project**
107 +* CPU: 32-bit 48 MHz
108 +* Flash: 256KB
109 +* RAM: 64KB
110 +* Input Power Range: 1.8v ~~ 3.7v
111 +* Power Consumption: < 4uA.
112 +* Frequency Range: 150 MHz ~~ 960 MHz
113 +* Maximum Power +22 dBm constant RF output
114 +* High sensitivity: -148 dBm
115 +* Temperature:
116 +** Storage: -55 ~~ +125℃
117 +** Operating: -40 ~~ +85℃
118 +* Humidity:
119 +** Storage: 5 ~~ 95% (Non-Condensing)
120 +** Operating: 10 ~~ 95% (Non-Condensing)
121 +* LoRa Tx Current: <90 mA at +17 dBm, 108 mA at +22 dBm
122 +* LoRa Rx current: <9 mA
123 +* I/O Voltage: 3.3v
124 124  
125 +== 2.4  Pin Mapping & LED ==
125 125  
126 -LA66-LoRaWAN-shield-AT-command-via-Arduino-UNO source code link: [[https:~~/~~/www.dropbox.com/sh/hgtycj0go4tka2r/AAACRRIRriMAudB2m3ThH7Sba?dl=0 >>https://www.dropbox.com/sh/hgtycj0go4tka2r/AAACRRIRriMAudB2m3ThH7Sba?dl=0]]
127 127  
128 -[[image:image-20220726135239-1.png]]
129 129  
129 +== 2.5  Example: Use AT Command to communicate with LA66 module via Arduino UNO. ==
130 130  
131 131  
132 -(% style="color:blue" %)**3.  Click the button marked 1 in the figure to compile, and after the compilation is complete, click the button marked 2 in the figure to upload**
133 133  
133 +== 2.6  Example: Join TTN network and send an uplink message, get downlink message. ==
134 134  
135 -[[image:image-20220726135356-2.png]]
136 136  
137 137  
137 +== 2.7  Example: Log Temperature Sensor(DHT11) and send data to TTN, show it in DataCake. ==
138 138  
139 -(% style="color:blue" %)**4.  After the upload is successful, open the serial port monitoring and send the AT command**
140 140  
141 141  
142 -[[image:image-20220723172235-7.png||height="480" width="1027"]]
141 +== 2.8  Upgrade Firmware of LA66 LoRaWAN Shield ==
143 143  
144 144  
145 -== 1.6  Example: Join TTN network and send an uplink message, get downlink message. ==
144 +=== 2.8.1  Items needed for update ===
146 146  
146 +1. LA66 LoRaWAN Shield
147 +1. Arduino
148 +1. USB TO TTL Adapter
147 147  
148 -(% style="color:blue" %)**1.  Open project**
150 +[[image:image-20220602100052-2.png||height="385" width="600"]]
149 149  
150 150  
151 -Join-TTN-network source code link: [[https:~~/~~/www.dropbox.com/sh/hgtycj0go4tka2r/AAACRRIRriMAudB2m3ThH7Sba?dl=0 >>https://www.dropbox.com/sh/hgtycj0go4tka2r/AAACRRIRriMAudB2m3ThH7Sba?dl=0]]
153 +=== 2.8.2  Connection ===
152 152  
153 153  
154 -[[image:image-20220723172502-8.png]]
156 +[[image:image-20220602101311-3.png||height="276" width="600"]]
155 155  
156 156  
159 +(% style="color:blue" %)**LA66 LoRaWAN Shield**(%%)  **<->** (% style="color:blue" %)**USB TTL**
157 157  
158 -(% style="color:blue" %)**2.  Same steps as 1.5,after opening the serial port monitoring, it will automatically connect to the network and send packets**
159 159  
162 +(% style="background-color:yellow" %)**GND  <-> GND
163 +TXD  <->  TXD
164 +RXD  <->  RXD**
160 160  
161 -[[image:image-20220723172938-9.png||height="652" width="1050"]]
162 162  
167 +Put a jumper cap on JP6 of LA66 LoRaWAN Shield. ( the jumper is to power on LA66 module)
163 163  
164 -== 1.7  Example: Log Temperature Sensor(DHT11) and send data to TTN, show it in Node-RED. ==
169 +Connect USB TTL Adapter to PC after connecting the wires
165 165  
166 166  
167 -(% style="color:blue" %)**1.  Open project**
172 +[[image:image-20220602102240-4.png||height="304" width="600"]]
168 168  
169 169  
170 -Log-Temperature-Sensor-and-send-data-to-TTN source code link: [[https:~~/~~/www.dropbox.com/sh/hgtycj0go4tka2r/AAACRRIRriMAudB2m3ThH7Sba?dl=0>>https://www.dropbox.com/sh/hgtycj0go4tka2r/AAACRRIRriMAudB2m3ThH7Sba?dl=0]]
175 +=== 2.8.3  Upgrade steps ===
171 171  
172 172  
173 -[[image:image-20220723173341-10.png||height="581" width="1014"]]
178 +==== 1.  Switch SW1 to put in ISP position ====
174 174  
175 175  
181 +[[image:image-20220602102824-5.png||height="306" width="600"]]
176 176  
177 -(% style="color:blue" %)**2.  Same steps as 2.5,after opening the serial port monitoring, it will automatically connect to the network and send packets**
178 178  
184 +==== 2.  Press the RST switch once ====
179 179  
180 -[[image:image-20220723173950-11.png||height="665" width="1012"]]
186 +[[image:image-20220602104701-12.png||height="285" width="600"]]
181 181  
182 182  
189 +==== 3.  Open the Upgrade tool (Tremo Programmer) in PC and Upgrade ====
183 183  
184 184  
192 +(% style="color:blue" %)**1. 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/]]**
185 185  
186 -(% style="color:blue" %)**3.  Integration into Node-red via TTNV3**
187 187  
195 +[[image:image-20220602103227-6.png]]
188 188  
189 -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/]]
190 190  
198 +[[image:image-20220602103357-7.png]]
191 191  
192 -[[image:image-20220723175700-12.png||height="602" width="995"]]
193 193  
194 194  
195 -== 1.8  Example: How to join helium ==
202 +(% class="wikigeneratedid" id="HSelecttheCOMportcorrespondingtoUSBTTL" %)
203 +(% style="color:blue" %)**2. Select the COM port corresponding to USB TTL**
196 196  
197 197  
198 -(% style="color:blue" %)**1.  Create a new device.**
206 +[[image:image-20220602103844-8.png]]
199 199  
200 200  
201 -[[image:image-20220907165500-1.png||height="464" width="940"]]
202 202  
210 +(% class="wikigeneratedid" id="HSelectthebinfiletoburn" %)
211 +(% style="color:blue" %)**3. Select the bin file to burn**
203 203  
204 204  
205 -(% style="color:blue" %)**2.  Save the device after filling in the necessary information.**
214 +[[image:image-20220602104144-9.png]]
206 206  
207 207  
208 -[[image:image-20220907165837-2.png||height="375" width="809"]]
217 +[[image:image-20220602104251-10.png]]
209 209  
210 210  
220 +[[image:image-20220602104402-11.png]]
211 211  
212 -(% style="color:blue" %)**3.  Use AT commands.**
213 213  
214 214  
215 -[[image:image-20220602100052-2.png||height="385" width="600"]]
224 +(% class="wikigeneratedid" id="HClicktostartthedownload" %)
225 +(% style="color:blue" %)**4. Click to start the download**
216 216  
227 +[[image:image-20220602104923-13.png]]
217 217  
218 218  
219 -(% style="color:#0000ff" %)**4.  Use command AT+CFG to get device configuration**
230 +(% class="wikigeneratedid" id="HThefollowingfigureappearstoprovethattheburningisinprogress" %)
231 +(% style="color:blue" %)**5. Check update process**
220 220  
221 221  
222 -[[image:image-20220907170308-3.png||height="556" width="617"]]
234 +[[image:image-20220602104948-14.png]]
223 223  
224 224  
225 225  
226 -(% style="color:blue" %)**5.  Network successfully.**
238 +(% class="wikigeneratedid" id="HThefollowingpictureappearstoprovethattheburningissuccessful" %)
239 +(% style="color:blue" %)**The following picture shows that the burning is successful**
227 227  
241 +[[image:image-20220602105251-15.png]]
228 228  
229 -[[image:image-20220907170436-4.png]]
230 230  
231 231  
245 += 3.  LA66 USB LoRaWAN Adapter =
232 232  
233 -(% style="color:blue" %)**6.  Send uplink using command**
234 234  
248 +== 3.1  Overview ==
235 235  
236 -[[image:image-20220912084334-1.png]]
250 +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.
237 237  
238 238  
239 -[[image:image-20220912084412-3.png]]
253 +== 3.2  Features ==
240 240  
255 +* LoRaWAN USB adapter base on LA66 LoRaWAN module
256 +* Ultra-long RF range
257 +* Support LoRaWAN v1.0.4 protocol
258 +* Support peer-to-peer protocol
259 +* TCXO crystal to ensure RF performance on low temperature
260 +* Spring RF antenna
261 +* Available in different frequency LoRaWAN frequency bands.
262 +* World-wide unique OTAA keys.
263 +* AT Command via UART-TTL interface
264 +* Firmware upgradable via UART interface
241 241  
266 +== 3.3  Specification ==
242 242  
243 -[[image:image-20220907170744-6.png||height="242" width="798"]]
268 +* CPU: 32-bit 48 MHz
269 +* Flash: 256KB
270 +* RAM: 64KB
271 +* Input Power Range: 5v
272 +* Frequency Range: 150 MHz ~~ 960 MHz
273 +* Maximum Power +22 dBm constant RF output
274 +* High sensitivity: -148 dBm
275 +* Temperature:
276 +** Storage: -55 ~~ +125℃
277 +** Operating: -40 ~~ +85℃
278 +* Humidity:
279 +** Storage: 5 ~~ 95% (Non-Condensing)
280 +** Operating: 10 ~~ 95% (Non-Condensing)
281 +* LoRa Tx Current: <90 mA at +17 dBm, 108 mA at +22 dBm
282 +* LoRa Rx current: <9 mA
244 244  
284 +== 3.4  Pin Mapping & LED ==
245 245  
246 -== 1.9  Upgrade Firmware of LA66 LoRaWAN Shield ==
247 247  
248 -=== 1.9.1  Items needed for update ===
249 249  
288 +== 3.5  Example: Send & Get Messages via LoRaWAN in PC ==
250 250  
251 -1. LA66 LoRaWAN Shield
252 -1. Arduino
253 -1. USB TO TTL Adapter
254 254  
255 -[[image:image-20220602100052-2.png||height="385" width="600"]]
291 +Assume user already input the LA66 USB LoRaWAN Adapter OTAA Keys in TTN and there is already TTN network coverage.
256 256  
257 257  
258 -=== 1.9.2  Connection ===
294 +(% style="color:blue" %)**1. Connect the LA66 USB LoRaWAN adapter to PC**
259 259  
260 260  
261 -[[image:image-20220602101311-3.png||height="276" width="600"]]
297 +[[image:image-20220602171217-1.png||height="538" width="800"]]
262 262  
263 263  
264 -(((
265 -(% style="color:blue" %)**LA66 LoRaWAN Shield**(%%)  **<->** (% style="color:blue" %)**USB TTL**
266 -)))
300 +Open the serial port tool
267 267  
268 -(((
269 -(% style="background-color:yellow" %)**GND  <-> GND
270 -TXD  <->  TXD
271 -RXD  <->  RXD**
272 -)))
302 +[[image:image-20220602161617-8.png]]
273 273  
304 +[[image:image-20220602161718-9.png||height="457" width="800"]]
274 274  
275 -Put a jumper cap on JP6 of LA66 LoRaWAN Shield. ( the jumper is to power on LA66 module)
276 276  
277 -Connect USB TTL Adapter to PC after connecting the wires
278 278  
308 +(% style="color:blue" %)**2. Press the reset switch RST on the LA66 USB LoRaWAN Adapter to reset it.**
279 279  
280 -[[image:image-20220602102240-4.png||height="304" width="600"]]
310 +The following picture appears to prove that the LA66 USB LoRaWAN Adapter successfully Join the LoRaWAN network
281 281  
282 282  
283 -=== 1.9.3  Upgrade steps ===
313 +[[image:image-20220602161935-10.png||height="498" width="800"]]
284 284  
285 285  
286 -==== (% style="color:blue" %)**1.  Switch SW1 to put in ISP position**(%%) ====
287 287  
317 +(% style="color:blue" %)**3. See Uplink Command**
288 288  
289 -[[image:image-20220602102824-5.png||height="306" width="600"]]
319 +Command format: (% style="color:#4472c4" %)** AT+SENDB=<confirn_status>,<Fport>,<data_len>,<data>**
290 290  
321 +example: AT+SENDB=01,02,8,05820802581ea0a5
291 291  
323 +[[image:image-20220602162157-11.png||height="497" width="800"]]
292 292  
293 -==== (% style="color:blue" %)**2.  Press the RST switch once**(%%) ====
294 294  
295 295  
296 -[[image:image-20220817085447-1.png]]
327 +(% style="color:blue" %)**4. Check to see if TTN received the message**
297 297  
329 +[[image:image-20220602162331-12.png||height="420" width="800"]]
298 298  
299 299  
300 -==== (% style="color:blue" %)**3.  Open the Upgrade tool (Tremo Programmer) in PC and Upgrade**(%%) ====
301 301  
333 +== 3.6  Example: Send PC's CPU/RAM usage to TTN via python ==
302 302  
303 -(((
304 -(% style="color:blue" %)**1.  Software download link:  **(%%)**[[https:~~/~~/www.dropbox.com/sh/j0qyc7a9ejit7jk/AACtx2tK4gEv6YFXMIVUM4dLa?dl=0>>https://www.dropbox.com/sh/j0qyc7a9ejit7jk/AACtx2tK4gEv6YFXMIVUM4dLa?dl=0]]**
305 -)))
306 306  
336 +**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]]
307 307  
308 -[[image:image-20220602103227-6.png]]
309 309  
339 +(% style="color:red" %)**Preconditions:**
310 310  
311 -[[image:image-20220602103357-7.png]]
341 +(% style="color:red" %)**1. LA66 USB LoRaWAN Adapter works fine**
312 312  
343 +(% style="color:red" %)**2. LA66 USB LoRaWAN Adapter  is registered with TTN**
313 313  
314 314  
315 -(% class="wikigeneratedid" id="HSelecttheCOMportcorrespondingtoUSBTTL" %)
316 -(% style="color:blue" %)**2.  Select the COM port corresponding to USB TTL**
317 317  
347 +(% style="color:blue" %)**Steps for usage:**
318 318  
319 -[[image:image-20220602103844-8.png]]
349 +(% style="color:blue" %)**1.**(%%) Press the reset switch RESET on the LA66 USB LoRaWAN Adapter
320 320  
351 +(% style="color:blue" %)**2.**(%%) Run the python script in PC and see the TTN
321 321  
353 +[[image:image-20220602115852-3.png||height="450" width="1187"]]
322 322  
323 -(% class="wikigeneratedid" id="HSelectthebinfiletoburn" %)
324 -(% style="color:blue" %)**3.  Select the bin file to burn**
325 325  
326 326  
327 -[[image:image-20220602104144-9.png]]
357 +== 3.7  Example: Send & Get Messages via LoRaWAN in RPi ==
328 328  
329 329  
330 -[[image:image-20220602104251-10.png]]
360 +Assume user already input the LA66 USB LoRaWAN Adapter OTAA Keys in TTN and there is already TTN network coverage.
331 331  
332 332  
333 -[[image:image-20220602104402-11.png]]
363 +(% style="color:blue" %)**1. Connect the LA66 USB LoRaWAN Adapter to the Raspberry Pi**
334 334  
365 +[[image:image-20220602171233-2.png||height="538" width="800"]]
335 335  
336 336  
337 -(% class="wikigeneratedid" id="HClicktostartthedownload" %)
338 -(% style="color:blue" %)**4.  Click to start the download**
339 339  
369 +(% style="color:blue" %)**2. Install Minicom in RPi.**
340 340  
341 -[[image:image-20220602104923-13.png]]
371 +(% id="cke_bm_509388S" style="display:none" %) (%%)Enter the following command in the RPi terminal
342 342  
373 + (% style="background-color:yellow" %)**apt update**
343 343  
375 + (% style="background-color:yellow" %)**apt install minicom**
344 344  
345 -(% class="wikigeneratedid" id="HThefollowingfigureappearstoprovethattheburningisinprogress" %)
346 -(% style="color:blue" %)**5.  Check update process**
347 347  
378 +Use minicom to connect to the RPI's terminal
348 348  
349 -[[image:image-20220602104948-14.png]]
380 +[[image:image-20220602153146-3.png||height="439" width="500"]]
350 350  
351 351  
352 352  
353 -(% class="wikigeneratedid" id="HThefollowingpictureappearstoprovethattheburningissuccessful" %)
354 -(% style="color:blue" %)**The following picture shows that the burning is successful**
384 +(% style="color:blue" %)**3. Press the reset switch RST on the LA66 USB LoRaWAN Adapter.**(%%)
385 +(% style="color:blue" %)The following picture appears to prove that the LA66 USB LoRaWAN Adapter successfully entered the network
355 355  
387 +[[image:image-20220602154928-5.png||height="436" width="500"]]
356 356  
357 -[[image:image-20220602105251-15.png]]
358 358  
359 359  
360 -= 2.  FAQ =
391 +(% style="color:blue" %)**4. Send Uplink message**
361 361  
362 -== 2.1  How to Compile Source Code for LA66? ==
393 +Format: (% style="color:#4472c4" %)**AT+SENDB=<confirn_status>,<Fport>,<data_len>,<data>**
363 363  
395 +example: AT+SENDB=01,02,8,05820802581ea0a5
364 364  
365 -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]]
366 366  
398 +[[image:image-20220602160339-6.png||height="517" width="600"]]
367 367  
368 -== 2.2  Where to find Peer-to-Peer firmware of LA66? ==
369 369  
370 370  
371 -Instruction for LA66 Peer to Peer firmware :[[ Instruction >>doc:.Instruction for LA66 Peer to Peer firmware.WebHome]]
402 +Check to see if TTN received the message
372 372  
404 +[[image:image-20220602160627-7.png||height="369" width="800"]]
373 373  
374 -= 3.  Order Info =
375 375  
376 376  
377 -**Part Number:**   (% style="color:blue" %)**LA66-LoRaWAN-Shield-XXX** (%%)
408 +== 3.8  Example: LA66 USB Module got a message from LA66 LoRa Shield and send the sensor data to NodeRed. ==
378 378  
410 +
411 +
412 +== 3.9  Upgrade Firmware of LA66 USB LoRaWAN Adapter ==
413 +
414 +
415 +
416 +
417 += 4.  Order Info =
418 +
419 +
420 +**Part Number:**  (% style="color:blue" %)**LA66-XXX**(%%), (% style="color:blue" %)**LA66-LoRaWAN-Shield-XXX** (%%) **or**  (% style="color:blue" %)**LA66-USB-LoRaWAN-Adapter-XXX**
421 +
422 +
379 379  (% style="color:blue" %)**XXX**(%%): The default frequency band
380 380  
381 381  * (% style="color:red" %)**AS923**(%%):  LoRaWAN AS923 band
... ... @@ -390,38 +390,9 @@
390 390  
391 391  
392 392  
393 -= 4.  Reference =
394 394  
438 += 5.  Reference =
395 395  
396 -* Hardware Design File for LA66 LoRaWAN Shield : [[Download>>https://www.dropbox.com/sh/a3wbmdcvqjxaqw5/AADZfvAiykJTK624RgMquH86a?dl=0]]
440 +* Hardware Design File for LA66 LoRaWAN Shield, LA66 USB LoRaWAN Adapter : [[Download>>https://www.dropbox.com/sh/a3wbmdcvqjxaqw5/AADZfvAiykJTK624RgMquH86a?dl=0]]
397 397  
398 -
399 -
400 -= 5.  FCC Statement =
401 -
402 -
403 -(% style="color:red" %)**FCC Caution:**
404 -
405 -Any Changes or modifications not expressly approved by the party responsible for compliance could void the user's authority to operate the equipment.
406 -
407 -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.
408 -
409 -
410 -(% style="color:red" %)**IMPORTANT NOTE: **
411 -
412 -(% 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:
413 -
414 -—Reorient or relocate the receiving antenna.
415 -
416 -—Increase the separation between the equipment and receiver.
417 -
418 -—Connect the equipment into an outlet on a circuit different from that to which the receiver is connected.
419 -
420 -—Consult the dealer or an experienced radio/TV technician for help.
421 -
422 -
423 -(% style="color:red" %)**FCC Radiation Exposure Statement: **
424 -
425 -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. 
426 -
427 427  
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