Last modified by Xiaoling on 2023/05/26 14:19
<
From version < 162.1 >
edited by Xiaoling
on 2022/09/12 08:43
To version < 126.1 >
edited by Herong Lu
on 2022/07/23 17:22
>
Change comment: Uploaded new attachment "image-20220723172235-7.png", version {1}

Summary

Details

Page properties
Title
... ... @@ -1,1 +1,1 @@
1 -LA66 LoRaWAN Shield User Manual
1 +LA66 LoRaWAN Module
Author
... ... @@ -1,1 +1,1 @@
1 -XWiki.Xiaoling
1 +XWiki.Lu
Content
... ... @@ -1,4 +1,4 @@
1 -
1 +0
2 2  
3 3  **Table of Contents:**
4 4  
... ... @@ -6,14 +6,114 @@
6 6  
7 7  
8 8  
9 += 1.  LA66 LoRaWAN Module =
9 9  
10 -= 1.  LA66 LoRaWAN Shield =
11 11  
12 +== 1.1  What is LA66 LoRaWAN Module ==
12 12  
13 -== 1.1  Overview ==
14 14  
15 +(((
16 +(((
17 +[[image:image-20220719093358-2.png||height="145" width="220"]](% style="color:blue" %)** **
18 +)))
15 15  
16 16  (((
21 +
22 +)))
23 +
24 +(((
25 +(% 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.
26 +)))
27 +)))
28 +
29 +(((
30 +(((
31 +(% 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.
32 +)))
33 +)))
34 +
35 +(((
36 +(((
37 +Each LA66 module includes a (% style="color:blue" %)**world-unique OTAA key**(%%) for LoRaWAN registration.
38 +)))
39 +
40 +(((
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 +
45 +(((
46 +(((
47 +LA66 is equipped with (% style="color:blue" %)**TCXO crystal**(%%) which ensures the module can achieve stable performance in extreme temperatures.
48 +)))
49 +)))
50 +
51 +
52 +
53 +== 1.2  Features ==
54 +
55 +* Support LoRaWAN v1.0.4 protocol
56 +* Support peer-to-peer protocol
57 +* TCXO crystal to ensure RF performance on low temperature
58 +* SMD Antenna pad and i-pex antenna connector
59 +* Available in different frequency LoRaWAN frequency bands.
60 +* World-wide unique OTAA keys.
61 +* AT Command via UART-TTL interface
62 +* Firmware upgradable via UART interface
63 +* Ultra-long RF range
64 +
65 +== 1.3  Specification ==
66 +
67 +* CPU: 32-bit 48 MHz
68 +* Flash: 256KB
69 +* RAM: 64KB
70 +* Input Power Range: 1.8v ~~ 3.7v
71 +* Power Consumption: < 4uA.
72 +* Frequency Range: 150 MHz ~~ 960 MHz
73 +* Maximum Power +22 dBm constant RF output
74 +* High sensitivity: -148 dBm
75 +* Temperature:
76 +** Storage: -55 ~~ +125℃
77 +** Operating: -40 ~~ +85℃
78 +* Humidity:
79 +** Storage: 5 ~~ 95% (Non-Condensing)
80 +** Operating: 10 ~~ 95% (Non-Condensing)
81 +* LoRa Tx Current: <90 mA at +17 dBm, 108 mA at +22 dBm
82 +* LoRa Rx current: <9 mA
83 +* I/O Voltage: 3.3v
84 +
85 +== 1.4  AT Command ==
86 +
87 +
88 +AT Command is valid over Main TXD and Main RXD. Serial Baud Rate is 9600. AT commands can be found in AT Command documents.
89 +
90 +
91 +
92 +== 1.5  Dimension ==
93 +
94 +[[image:image-20220718094750-3.png]]
95 +
96 +
97 +
98 +== 1.6  Pin Mapping ==
99 +
100 +[[image:image-20220720111850-1.png]]
101 +
102 +
103 +
104 +== 1.7  Land Pattern ==
105 +
106 +[[image:image-20220517072821-2.png]]
107 +
108 +
109 +
110 += 2.  LA66 LoRaWAN Shield =
111 +
112 +
113 +== 2.1  Overview ==
114 +
115 +
116 +(((
17 17  [[image:image-20220715000826-2.png||height="145" width="220"]]
18 18  )))
19 19  
... ... @@ -51,11 +51,10 @@
51 51  
52 52  
53 53  
54 -== 1.2  Features ==
154 +== 2.2  Features ==
55 55  
56 -
57 57  * Arduino Shield base on LA66 LoRaWAN module
58 -* Support LoRaWAN v1.0.3 protocol
157 +* Support LoRaWAN v1.0.4 protocol
59 59  * Support peer-to-peer protocol
60 60  * TCXO crystal to ensure RF performance on low temperature
61 61  * SMA connector
... ... @@ -65,9 +65,8 @@
65 65  * Firmware upgradable via UART interface
66 66  * Ultra-long RF range
67 67  
68 -== 1.3  Specification ==
167 +== 2.3  Specification ==
69 69  
70 -
71 71  * CPU: 32-bit 48 MHz
72 72  * Flash: 256KB
73 73  * RAM: 64KB
... ... @@ -86,284 +86,436 @@
86 86  * LoRa Rx current: <9 mA
87 87  * I/O Voltage: 3.3v
88 88  
89 -== 1.4  Pin Mapping & LED ==
187 +== 2.4  LED ==
90 90  
189 +~1. The LED lights up red when there is an upstream data packet
190 +2. When the network is successfully connected, the green light will be on for 5 seconds
191 +3. Purple light on when receiving downlink data packets
91 91  
92 -[[image:image-20220817085048-1.png||height="533" width="734"]]
93 93  
194 +== 2.5  Example: Use AT Command to communicate with LA66 module via Arduino UNO. ==
94 94  
196 +Show connection diagram：
95 95  
96 -~1. The LED lights up red when there is an upstream data packet
97 -2. When the network is successfully connected, the green light will be on for 5 seconds
98 -3. Purple light on when receiving downlink data packets
198 +[[image:image-20220723170210-2.png||height="908" width="681"]]
99 99  
200 +1.open Arduino IDE
100 100  
101 -[[image:image-20220820112305-1.png||height="515" width="749"]]
202 +[[image:image-20220723170545-4.png]]
102 102  
204 +2.Open project
103 103  
206 +[[image:image-20220723170750-5.png]]
104 104  
105 -== 1.5  Example: Use AT Command to communicate with LA66 module via Arduino UNO. ==
208 +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
106 106  
210 +[[image:image-20220723171228-6.png]]
107 107  
108 -**Show connection diagram：**
212 +4.After the upload is successful, open the serial port monitoring and send the AT command
109 109  
110 110  
111 -[[image:image-20220723170210-2.png||height="908" width="681"]]
215 +== 2.6  Example: Join TTN network and send an uplink message, get downlink message. ==
112 112  
113 113  
114 114  
115 -(% style="color:blue" %)**1.  open Arduino IDE**
219 +== 2.7  Example: Log Temperature Sensor(DHT11) and send data to TTN, show it in DataCake. ==
116 116  
117 117  
118 -[[image:image-20220723170545-4.png]]
119 119  
223 +== 2.8  Upgrade Firmware of LA66 LoRaWAN Shield ==
120 120  
121 121  
122 -(% style="color:blue" %)**2.  Open project**
226 +=== 2.8.1  Items needed for update ===
123 123  
228 +1. LA66 LoRaWAN Shield
229 +1. Arduino
230 +1. USB TO TTL Adapter
124 124  
125 -LA66-LoRaWAN-shield-AT-command-via-Arduino-UNO source code link: [[https:~~/~~/www.dropbox.com/sh/cx0pspkwu62pr97/AAAbKh2ioPdZfSDtdDpooYqha?dl=0>>https://www.dropbox.com/sh/cx0pspkwu62pr97/AAAbKh2ioPdZfSDtdDpooYqha?dl=0]]
232 +[[image:image-20220602100052-2.png||height="385" width="600"]]
126 126  
127 127  
128 -[[image:image-20220726135239-1.png]]
235 +=== 2.8.2  Connection ===
129 129  
130 130  
238 +[[image:image-20220602101311-3.png||height="276" width="600"]]
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  
241 +(((
242 +(% style="color:blue" %)**LA66 LoRaWAN Shield**(%%)  **<->** (% style="color:blue" %)**USB TTL**
243 +)))
134 134  
135 -[[image:image-20220726135356-2.png]]
245 +(((
246 +(% style="background-color:yellow" %)**GND  <-> GND
247 +TXD  <->  TXD
248 +RXD  <->  RXD**
249 +)))
136 136  
137 137  
252 +Put a jumper cap on JP6 of LA66 LoRaWAN Shield. ( the jumper is to power on LA66 module)
138 138  
139 -(% style="color:blue" %)**4.  After the upload is successful, open the serial port monitoring and send the AT command**
254 +Connect USB TTL Adapter to PC after connecting the wires
140 140  
141 141  
142 -[[image:image-20220723172235-7.png||height="480" width="1027"]]
257 +[[image:image-20220602102240-4.png||height="304" width="600"]]
143 143  
144 144  
260 +=== 2.8.3  Upgrade steps ===
145 145  
146 -== 1.6  Example: Join TTN network and send an uplink message, get downlink message. ==
147 147  
263 +==== 1.  Switch SW1 to put in ISP position ====
148 148  
149 -(% style="color:blue" %)**1.  Open project**
150 150  
266 +[[image:image-20220602102824-5.png||height="306" width="600"]]
151 151  
152 -Join-TTN-network source code link: [[https:~~/~~/www.dropbox.com/sh/0sjyncafa0gjv00/AACC2m1orov-QHRkvH8-ddCka?dl=0>>https://www.dropbox.com/sh/0sjyncafa0gjv00/AACC2m1orov-QHRkvH8-ddCka?dl=0]]
153 153  
154 154  
155 -[[image:image-20220723172502-8.png]]
270 +==== 2.  Press the RST switch once ====
156 156  
157 157  
273 +[[image:image-20220602104701-12.png||height="285" width="600"]]
158 158  
159 -(% 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**
160 160  
161 161  
162 -[[image:image-20220723172938-9.png||height="652" width="1050"]]
277 +==== 3.  Open the Upgrade tool (Tremo Programmer) in PC and Upgrade ====
163 163  
164 164  
280 +(((
281 +(% 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/]]**
282 +)))
165 165  
166 -== 1.7  Example: Log Temperature Sensor(DHT11) and send data to TTN, show it in Node-RED. ==
167 167  
285 +[[image:image-20220602103227-6.png]]
168 168  
169 -(% style="color:blue" %)**1.  Open project**
170 170  
288 +[[image:image-20220602103357-7.png]]
171 171  
172 -Log-Temperature-Sensor-and-send-data-to-TTN source code link: [[https:~~/~~/www.dropbox.com/sh/0aagmrpec1lxmva/AABMXWVMSHG9dK1_Zv_7xOmCa?dl=0>>https://www.dropbox.com/sh/0aagmrpec1lxmva/AABMXWVMSHG9dK1_Zv_7xOmCa?dl=0]]
173 173  
174 174  
175 -[[image:image-20220723173341-10.png||height="581" width="1014"]]
292 +(% class="wikigeneratedid" id="HSelecttheCOMportcorrespondingtoUSBTTL" %)
293 +(% style="color:blue" %)**2. Select the COM port corresponding to USB TTL**
176 176  
177 177  
296 +[[image:image-20220602103844-8.png]]
178 178  
179 -(% 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**
180 180  
181 181  
182 -[[image:image-20220723173950-11.png||height="665" width="1012"]]
300 +(% class="wikigeneratedid" id="HSelectthebinfiletoburn" %)
301 +(% style="color:blue" %)**3. Select the bin file to burn**
183 183  
184 184  
304 +[[image:image-20220602104144-9.png]]
185 185  
186 186  
307 +[[image:image-20220602104251-10.png]]
187 187  
188 -(% style="color:blue" %)**3.  Integration into Node-red via TTNV3**
189 189  
310 +[[image:image-20220602104402-11.png]]
190 190  
191 -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/]]
192 192  
193 193  
194 -[[image:image-20220723175700-12.png||height="602" width="995"]]
314 +(% class="wikigeneratedid" id="HClicktostartthedownload" %)
315 +(% style="color:blue" %)**4. Click to start the download**
195 195  
196 -== 1.8 Example: How to join helium ==
317 +[[image:image-20220602104923-13.png]]
197 197  
198 198  
199 -(% style="color:blue" %)**1. Create a new device.**
200 200  
201 -[[image:image-20220907165500-1.png||height="464" width="940"]]
321 +(% class="wikigeneratedid" id="HThefollowingfigureappearstoprovethattheburningisinprogress" %)
322 +(% style="color:blue" %)**5. Check update process**
202 202  
203 203  
204 -(% style="color:blue" %)**2. Save the device after filling in the necessary information.**
325 +[[image:image-20220602104948-14.png]]
205 205  
206 -[[image:image-20220907165837-2.png||height="375" width="809"]]
207 207  
208 208  
209 -(% style="color:blue" %)**3.  Use AT commands.**
329 +(% class="wikigeneratedid" id="HThefollowingpictureappearstoprovethattheburningissuccessful" %)
330 +(% style="color:blue" %)**The following picture shows that the burning is successful**
210 210  
211 -[[image:image-20220602100052-2.png||height="385" width="600"]]
332 +[[image:image-20220602105251-15.png]]
212 212  
213 213  
214 -(% style="color:#0000ff" %)**4.Use command AT+CFG to get device configuration**
215 215  
216 -[[image:image-20220907170308-3.png||height="556" width="617"]]
336 += 3.  LA66 USB LoRaWAN Adapter =
217 217  
218 218  
219 -(% style="color:blue" %)**5.  Network successfully.**
339 +== 3.1  Overview ==
220 220  
221 -[[image:image-20220907170436-4.png]]
222 222  
342 +[[image:image-20220715001142-3.png||height="145" width="220"]]
223 223  
224 -(% style="color:blue" %)**6.  Send uplink using command**
225 225  
226 -[[image:image-20220907170659-5.png]]
345 +(((
346 +(% 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.
347 +)))
227 227  
228 -[[image:image-20220907170744-6.png||height="242" width="798"]]
349 +(((
350 +(% 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.
351 +)))
229 229  
353 +(((
354 +Each LA66 module includes a (% style="color:blue" %)**world-unique OTAA key**(%%) for LoRaWAN registration.
355 +)))
230 230  
231 -== 1.9  Upgrade Firmware of LA66 LoRaWAN Shield ==
357 +(((
358 +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.
359 +)))
232 232  
361 +(((
362 +LA66 is equipped with (% style="color:blue" %)**TCXO crystal**(%%) which ensures the module can achieve stable performance in extreme temperatures.
363 +)))
233 233  
234 -=== 1.9.1  Items needed for update ===
235 235  
236 236  
237 -1. LA66 LoRaWAN Shield
238 -1. Arduino
239 -1. USB TO TTL Adapter
367 +== 3.2  Features ==
240 240  
241 -[[image:image-20220602100052-2.png||height="385" width="600"]]
369 +* LoRaWAN USB adapter base on LA66 LoRaWAN module
370 +* Ultra-long RF range
371 +* Support LoRaWAN v1.0.4 protocol
372 +* Support peer-to-peer protocol
373 +* TCXO crystal to ensure RF performance on low temperature
374 +* Spring RF antenna
375 +* Available in different frequency LoRaWAN frequency bands.
376 +* World-wide unique OTAA keys.
377 +* AT Command via UART-TTL interface
378 +* Firmware upgradable via UART interface
379 +* Open Source Mobile App for LoRaWAN signal detect and GPS tracking.
242 242  
381 +== 3.3  Specification ==
243 243  
383 +* CPU: 32-bit 48 MHz
384 +* Flash: 256KB
385 +* RAM: 64KB
386 +* Input Power Range: 5v
387 +* Frequency Range: 150 MHz ~~ 960 MHz
388 +* Maximum Power +22 dBm constant RF output
389 +* High sensitivity: -148 dBm
390 +* Temperature:
391 +** Storage: -55 ~~ +125℃
392 +** Operating: -40 ~~ +85℃
393 +* Humidity:
394 +** Storage: 5 ~~ 95% (Non-Condensing)
395 +** Operating: 10 ~~ 95% (Non-Condensing)
396 +* LoRa Tx Current: <90 mA at +17 dBm, 108 mA at +22 dBm
397 +* LoRa Rx current: <9 mA
244 244  
245 -=== 1.9.2  Connection ===
399 +== 3.4  Pin Mapping & LED ==
246 246  
247 247  
248 -[[image:image-20220602101311-3.png||height="276" width="600"]]
249 249  
403 +== 3.5  Example: Send & Get Messages via LoRaWAN in PC ==
250 250  
251 -(((
252 -(% style="color:blue" %)**LA66 LoRaWAN Shield**(%%)  **<->** (% style="color:blue" %)**USB TTL**
253 -)))
254 254  
255 255  (((
256 -(% style="background-color:yellow" %)**GND  <-> GND
257 -TXD  <->  TXD
258 -RXD  <->  RXD**
407 +Assume user already input the LA66 USB LoRaWAN Adapter OTAA Keys in TTN and there is already TTN network coverage.
259 259  )))
260 260  
261 261  
262 -Put a jumper cap on JP6 of LA66 LoRaWAN Shield. ( the jumper is to power on LA66 module)
411 +(% style="color:blue" %)**1. Connect the LA66 USB LoRaWAN adapter to PC**
263 263  
264 -Connect USB TTL Adapter to PC after connecting the wires
265 265  
414 +[[image:image-20220723100027-1.png]]
266 266  
267 -[[image:image-20220602102240-4.png||height="304" width="600"]]
268 268  
417 +Open the serial port tool
269 269  
419 +[[image:image-20220602161617-8.png]]
270 270  
271 -=== 1.9.3  Upgrade steps ===
421 +[[image:image-20220602161718-9.png||height="457" width="800"]]
272 272  
273 273  
274 274  
275 -==== (% style="color:blue" %)1.  Switch SW1 to put in ISP position(%%) ====
425 +(% style="color:blue" %)**2. Press the reset switch RST on the LA66 USB LoRaWAN Adapter to reset it.**
276 276  
427 +The following picture appears to prove that the LA66 USB LoRaWAN Adapter successfully Join the LoRaWAN network
277 277  
278 -[[image:image-20220602102824-5.png||height="306" width="600"]]
279 279  
430 +[[image:image-20220602161935-10.png||height="498" width="800"]]
280 280  
281 281  
282 -==== (% style="color:blue" %)2.  Press the RST switch once(%%) ====
283 283  
434 +(% style="color:blue" %)**3. See Uplink Command**
284 284  
285 -[[image:image-20220817085447-1.png]]
436 +Command format: (% style="color:#4472c4" %)** AT+SENDB=<confirn_status>,<Fport>,<data_len>,<data>**
286 286  
438 +example: AT+SENDB=01,02,8,05820802581ea0a5
287 287  
440 +[[image:image-20220602162157-11.png||height="497" width="800"]]
288 288  
289 289  
290 -==== (% style="color:blue" %)3.  Open the Upgrade tool (Tremo Programmer) in PC and Upgrade(%%) ====
291 291  
444 +(% style="color:blue" %)**4. Check to see if TTN received the message**
292 292  
293 -(((
294 -(% 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]]**
295 -)))
446 +[[image:image-20220602162331-12.png||height="420" width="800"]]
296 296  
297 297  
298 -[[image:image-20220602103227-6.png]]
299 299  
450 +== 3.6  Example: Send PC's CPU/RAM usage to TTN via python ==
300 300  
301 -[[image:image-20220602103357-7.png]]
302 302  
453 +**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]]
303 303  
455 +(**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]])
304 304  
305 -(% class="wikigeneratedid" id="HSelecttheCOMportcorrespondingtoUSBTTL" %)
306 -(% style="color:blue" %)**2. Select the COM port corresponding to USB TTL**
457 +(% style="color:red" %)**Preconditions:**
307 307  
459 +(% style="color:red" %)**1. LA66 USB LoRaWAN Adapter works fine**
308 308  
309 -[[image:image-20220602103844-8.png]]
461 +(% style="color:red" %)**2. LA66 USB LoRaWAN Adapter  is registered with TTN**
310 310  
311 311  
312 312  
313 -(% class="wikigeneratedid" id="HSelectthebinfiletoburn" %)
314 -(% style="color:blue" %)**3. Select the bin file to burn**
465 +(% style="color:blue" %)**Steps for usage:**
315 315  
467 +(% style="color:blue" %)**1.**(%%) Press the reset switch RESET on the LA66 USB LoRaWAN Adapter
316 316  
317 -[[image:image-20220602104144-9.png]]
469 +(% style="color:blue" %)**2.**(%%) Run the python script in PC and see the TTN
318 318  
471 +[[image:image-20220602115852-3.png||height="450" width="1187"]]
319 319  
320 -[[image:image-20220602104251-10.png]]
321 321  
322 322  
323 -[[image:image-20220602104402-11.png]]
475 +== 3.7  Example: Send & Get Messages via LoRaWAN in RPi ==
324 324  
325 325  
478 +Assume user already input the LA66 USB LoRaWAN Adapter OTAA Keys in TTN and there is already TTN network coverage.
326 326  
327 -(% class="wikigeneratedid" id="HClicktostartthedownload" %)
328 -(% style="color:blue" %)**4. Click to start the download**
329 329  
481 +(% style="color:blue" %)**1. Connect the LA66 USB LoRaWAN Adapter to the Raspberry Pi**
330 330  
331 -[[image:image-20220602104923-13.png]]
483 +[[image:image-20220723100439-2.png]]
332 332  
333 333  
334 334  
335 -(% class="wikigeneratedid" id="HThefollowingfigureappearstoprovethattheburningisinprogress" %)
336 -(% style="color:blue" %)**5. Check update process**
487 +(% style="color:blue" %)**2. Install Minicom in RPi.**
337 337  
489 +(% id="cke_bm_509388S" style="display:none" %) (%%)Enter the following command in the RPi terminal
338 338  
339 -[[image:image-20220602104948-14.png]]
491 + (% style="background-color:yellow" %)**apt update**
340 340  
493 + (% style="background-color:yellow" %)**apt install minicom**
341 341  
342 342  
343 -(% class="wikigeneratedid" id="HThefollowingpictureappearstoprovethattheburningissuccessful" %)
344 -(% style="color:blue" %)**The following picture shows that the burning is successful**
496 +Use minicom to connect to the RPI's terminal
345 345  
498 +[[image:image-20220602153146-3.png||height="439" width="500"]]
346 346  
347 -[[image:image-20220602105251-15.png]]
348 348  
349 349  
502 +(% style="color:blue" %)**3. Press the reset switch RST on the LA66 USB LoRaWAN Adapter.**
350 350  
351 -= 2.  FAQ =
504 +The following picture appears to prove that the LA66 USB LoRaWAN Adapter successfully entered the network.
352 352  
353 353  
354 -== 2.1  How to Compile Source Code for LA66? ==
507 +[[image:image-20220602154928-5.png||height="436" width="500"]]
355 355  
356 356  
357 -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]]
358 358  
511 +(% style="color:blue" %)**4. Send Uplink message**
359 359  
513 +Format: (% style="color:#4472c4" %)**AT+SENDB=<confirn_status>,<Fport>,<data_len>,<data>**
360 360  
361 -= 3.  Order Info =
515 +example: AT+SENDB=01,02,8,05820802581ea0a5
362 362  
363 363  
364 -**Part Number:**   (% style="color:blue" %)**LA66-LoRaWAN-Shield-XXX** (%%)
518 +[[image:image-20220602160339-6.png||height="517" width="600"]]
365 365  
366 366  
521 +
522 +Check to see if TTN received the message
523 +
524 +[[image:image-20220602160627-7.png||height="369" width="800"]]
525 +
526 +
527 +
528 +== 3.8  Example: Use of LA66 USB LoRaWAN Module and DRAGINO-LA66-APP. ==
529 +
530 +=== 3.8.1 DRAGINO-LA66-APP ===
531 +
532 +[[image:image-20220723102027-3.png]]
533 +
534 +==== Overview： ====
535 +
536 +DRAGINO-LA66-APP is a mobile APP for LA66 USB LoRaWAN Module. DRAGINO-LA66-APP can obtain the positioning information of the mobile phone and send it to the LoRaWAN platform through the LA66 USB LoRaWAN Module.
537 +
538 +View the communication signal strength between the node and the gateway through the RSSI value（DRAGINO-LA66-APP currently only supports Android system）
539 +
540 +==== Conditions of Use： ====
541 +
542 +Requires a type-c to USB adapter
543 +
544 +[[image:image-20220723104754-4.png]]
545 +
546 +==== Use of APP: ====
547 +
548 +Function and page introduction
549 +
550 +[[image:image-20220723113448-7.png||height="1481" width="670"]]
551 +
552 +1.Display LA66 USB LoRaWAN Module connection status
553 +
554 +2.Check and reconnect
555 +
556 +3.Turn send timestamps on or off
557 +
558 +4.Display LoRaWan connection status
559 +
560 +5.Check LoRaWan connection status
561 +
562 +6.The RSSI value of the node when the ACK is received
563 +
564 +7.Node's Signal Strength Icon
565 +
566 +8.Set the packet sending interval of the node in seconds
567 +
568 +9.AT command input box
569 +
570 +10.Send AT command button
571 +
572 +11.Node log box
573 +
574 +12.clear log button
575 +
576 +13.exit button
577 +
578 +LA66 USB LoRaWAN Module not connected
579 +
580 +[[image:image-20220723110520-5.png||height="903" width="677"]]
581 +
582 +Connect LA66 USB LoRaWAN Module
583 +
584 +[[image:image-20220723110626-6.png||height="906" width="680"]]
585 +
586 +=== 3.8.2 Use DRAGINO-LA66-APP to obtain positioning information and send it to TTNV3 through LA66 USB LoRaWAN Module and integrate it into Node-RED ===
587 +
588 +1.Register LA66 USB LoRaWAN Module to TTNV3
589 +
590 +[[image:image-20220723134549-8.png]]
591 +
592 +2.Open Node-RED,And import the JSON file to generate the flow
593 +
594 +Sample JSON file please go to this link to download：放置JSON文件的链接
595 +
596 +For the usage of Node-RED, please refer to: [[http:~~/~~/8.211.40.43:8080/xwiki/bin/view/Main/Node-RED/>>http://8.211.40.43:8080/xwiki/bin/view/Main/Node-RED/]]
597 +
598 +The following is the positioning effect map
599 +
600 +[[image:image-20220723144339-1.png]]
601 +
602 +== 3.9  Upgrade Firmware of LA66 USB LoRaWAN Adapter ==
603 +
604 +The LA66 USB LoRaWAN Module is the same as the LA66 LoRaWAN Shield update method
605 +
606 +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)
607 +
608 +[[image:image-20220723150132-2.png]]
609 +
610 +
611 += 4.  Order Info =
612 +
613 +
614 +**Part Number:**  (% style="color:blue" %)**LA66-XXX**(%%), (% style="color:blue" %)**LA66-LoRaWAN-Shield-XXX** (%%) **or**  (% style="color:blue" %)**LA66-USB-LoRaWAN-Adapter-XXX**
615 +
616 +
367 367  (% style="color:blue" %)**XXX**(%%): The default frequency band
368 368  
369 369  * (% style="color:red" %)**AS923**(%%):  LoRaWAN AS923 band
... ... @@ -376,9 +376,6 @@
376 376  * (% style="color:red" %)**CN470**(%%): LoRaWAN CN470 band
377 377  * (% style="color:red" %)**PP**(%%):  Peer to Peer LoRa Protocol
378 378  
379 -= 4.  Reference =
629 += 5.  Reference =
380 380  
381 -
382 -* Hardware Design File for LA66 LoRaWAN Shield : [[Download>>https://www.dropbox.com/sh/a3wbmdcvqjxaqw5/AADZfvAiykJTK624RgMquH86a?dl=0]]
383 -
384 -
631 +* Hardware Design File for LA66 LoRaWAN Shield, LA66 USB LoRaWAN Adapter : [[Download>>https://www.dropbox.com/sh/a3wbmdcvqjxaqw5/AADZfvAiykJTK624RgMquH86a?dl=0]]
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