Last modified by Xiaoling on 2023/05/26 14:19
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From version < 165.2 >
edited by Xiaoling
on 2022/09/26 14:36
To version < 134.2 >
edited by Xiaoling
on 2022/07/26 10:28
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Summary

Details

Page properties
Title
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1 -LA66 LoRaWAN Shield User Manual
1 +LA66 LoRaWAN Module
Content
... ... @@ -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
... ... @@ -86,312 +86,497 @@
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||height="533" width="930"]]
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  
214 +[[image:image-20220723172235-7.png||height="480" width="1027"]]
110 110  
111 -[[image:image-20220723170210-2.png||height="908" width="681"]]
216 +== 2.6  Example: Join TTN network and send an uplink message, get downlink message. ==
112 112  
218 +1.Open project
113 113  
220 +[[image:image-20220723172502-8.png]]
114 114  
115 -(% style="color:blue" %)**1.  open Arduino IDE**
222 +2.Same steps as 2.5,after opening the serial port monitoring, it will automatically connect to the network and send packets
116 116  
224 +[[image:image-20220723172938-9.png||height="652" width="1050"]]
117 117  
118 -[[image:image-20220723170545-4.png]]
119 119  
120 120  
228 +== 2.7  Example: Log Temperature Sensor(DHT11) and send data to TTN, show it in Node-RED. ==
121 121  
122 -(% style="color:blue" %)**2.  Open project**
123 123  
231 +**1.  Open project**
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]]
126 126  
234 +Log-Temperature-Sensor-and-send-data-to-TTN source code link: [[https:~~/~~/www.dropbox.com/sh/trqitpm9adkupva/AAAE542NzwlHubIAIDxe6IWFa?dl=0>>https://www.dropbox.com/sh/trqitpm9adkupva/AAAE542NzwlHubIAIDxe6IWFa?dl=0]]
127 127  
128 -[[image:image-20220726135239-1.png]]
129 129  
237 +[[image:image-20220723173341-10.png||height="581" width="1014"]]
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  
241 +**2.  Same steps as 2.5,after opening the serial port monitoring, it will automatically connect to the network and send packets**
134 134  
135 -[[image:image-20220726135356-2.png]]
136 136  
244 +[[image:image-20220723173950-11.png||height="665" width="1012"]]
137 137  
138 138  
139 -(% style="color:blue" %)**4.  After the upload is successful, open the serial port monitoring and send the AT command**
140 140  
248 +**3.  Integration into Node-red via TTNV3**
141 141  
142 -[[image:image-20220723172235-7.png||height="480" width="1027"]]
250 +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/]]
143 143  
252 +[[image:image-20220723175700-12.png||height="602" width="995"]]
144 144  
145 145  
146 -== 1.6  Example: Join TTN network and send an uplink message, get downlink message. ==
147 147  
256 +== 2.8  Upgrade Firmware of LA66 LoRaWAN Shield ==
148 148  
149 -(% style="color:blue" %)**1.  Open project**
150 150  
259 +=== 2.8.1  Items needed for update ===
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  
262 +1. LA66 LoRaWAN Shield
263 +1. Arduino
264 +1. USB TO TTL Adapter
154 154  
155 -[[image:image-20220723172502-8.png]]
266 +[[image:image-20220602100052-2.png||height="385" width="600"]]
156 156  
157 157  
269 +=== 2.8.2  Connection ===
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  
272 +[[image:image-20220602101311-3.png||height="276" width="600"]]
161 161  
162 -[[image:image-20220723172938-9.png||height="652" width="1050"]]
163 163  
275 +(((
276 +(% style="color:blue" %)**LA66 LoRaWAN Shield**(%%)  **<->** (% style="color:blue" %)**USB TTL**
277 +)))
164 164  
279 +(((
280 +(% style="background-color:yellow" %)**GND  <-> GND
281 +TXD  <->  TXD
282 +RXD  <->  RXD**
283 +)))
165 165  
166 -== 1.7  Example: Log Temperature Sensor(DHT11) and send data to TTN, show it in Node-RED. ==
167 167  
286 +Put a jumper cap on JP6 of LA66 LoRaWAN Shield. ( the jumper is to power on LA66 module)
168 168  
169 -(% style="color:blue" %)**1.  Open project**
288 +Connect USB TTL Adapter to PC after connecting the wires
170 170  
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]]
291 +[[image:image-20220602102240-4.png||height="304" width="600"]]
173 173  
174 174  
175 -[[image:image-20220723173341-10.png||height="581" width="1014"]]
294 +=== 2.8.3  Upgrade steps ===
176 176  
177 177  
297 +==== (% style="color:blue" %)1.  Switch SW1 to put in ISP position(%%) ====
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  
300 +[[image:image-20220602102824-5.png||height="306" width="600"]]
181 181  
182 -[[image:image-20220723173950-11.png||height="665" width="1012"]]
183 183  
184 184  
304 +==== (% style="color:blue" %)2.  Press the RST switch once(%%) ====
185 185  
186 186  
307 +[[image:image-20220602104701-12.png||height="285" width="600"]]
187 187  
188 -(% style="color:blue" %)**3.  Integration into Node-red via TTNV3**
189 189  
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/]]
311 +==== (% style="color:blue" %)3.  Open the Upgrade tool (Tremo Programmer) in PC and Upgrade(%%) ====
192 192  
193 193  
194 -[[image:image-20220723175700-12.png||height="602" width="995"]]
314 +(((
315 +(% 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/]]**
316 +)))
195 195  
196 196  
319 +[[image:image-20220602103227-6.png]]
197 197  
198 -== 1.8  Example: How to join helium ==
199 199  
322 +[[image:image-20220602103357-7.png]]
200 200  
201 -(% style="color:blue" %)**1.  Create a new device.**
202 202  
203 203  
204 -[[image:image-20220907165500-1.png||height="464" width="940"]]
326 +(% class="wikigeneratedid" id="HSelecttheCOMportcorrespondingtoUSBTTL" %)
327 +(% style="color:blue" %)**2. Select the COM port corresponding to USB TTL**
205 205  
206 206  
330 +[[image:image-20220602103844-8.png]]
207 207  
208 -(% style="color:blue" %)**2.  Save the device after filling in the necessary information.**
209 209  
210 210  
211 -[[image:image-20220907165837-2.png||height="375" width="809"]]
334 +(% class="wikigeneratedid" id="HSelectthebinfiletoburn" %)
335 +(% style="color:blue" %)**3. Select the bin file to burn**
212 212  
213 213  
338 +[[image:image-20220602104144-9.png]]
214 214  
215 -(% style="color:blue" %)**3.  Use AT commands.**
216 216  
341 +[[image:image-20220602104251-10.png]]
217 217  
218 -[[image:image-20220602100052-2.png||height="385" width="600"]]
219 219  
344 +[[image:image-20220602104402-11.png]]
220 220  
221 221  
222 -(% style="color:#0000ff" %)**4.  Use command AT+CFG to get device configuration**
223 223  
348 +(% class="wikigeneratedid" id="HClicktostartthedownload" %)
349 +(% style="color:blue" %)**4. Click to start the download**
224 224  
225 -[[image:image-20220907170308-3.png||height="556" width="617"]]
351 +[[image:image-20220602104923-13.png]]
226 226  
227 227  
228 228  
229 -(% style="color:blue" %)**5.  Network successfully.**
355 +(% class="wikigeneratedid" id="HThefollowingfigureappearstoprovethattheburningisinprogress" %)
356 +(% style="color:blue" %)**5. Check update process**
230 230  
231 231  
232 -[[image:image-20220907170436-4.png]]
359 +[[image:image-20220602104948-14.png]]
233 233  
234 234  
235 235  
236 -(% style="color:blue" %)**6.  Send uplink using command**
363 +(% class="wikigeneratedid" id="HThefollowingpictureappearstoprovethattheburningissuccessful" %)
364 +(% style="color:blue" %)**The following picture shows that the burning is successful**
237 237  
366 +[[image:image-20220602105251-15.png]]
238 238  
239 -[[image:image-20220912084334-1.png]]
240 240  
241 241  
242 -[[image:image-20220912084412-3.png]]
370 += 3.  LA66 USB LoRaWAN Adapter =
243 243  
244 244  
373 +== 3.1  Overview ==
245 245  
246 -[[image:image-20220907170744-6.png||height="242" width="798"]]
247 247  
376 +[[image:image-20220715001142-3.png||height="145" width="220"]]
248 248  
249 249  
250 -== 1.9  Upgrade Firmware of LA66 LoRaWAN Shield ==
379 +(((
380 +(% 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.
381 +)))
251 251  
383 +(((
384 +(% 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.
385 +)))
252 252  
253 -=== 1.9.1  Items needed for update ===
387 +(((
388 +Each LA66 module includes a (% style="color:blue" %)**world-unique OTAA key**(%%) for LoRaWAN registration.
389 +)))
254 254  
391 +(((
392 +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.
393 +)))
255 255  
256 -1. LA66 LoRaWAN Shield
257 -1. Arduino
258 -1. USB TO TTL Adapter
395 +(((
396 +LA66 is equipped with (% style="color:blue" %)**TCXO crystal**(%%) which ensures the module can achieve stable performance in extreme temperatures.
397 +)))
259 259  
260 -[[image:image-20220602100052-2.png||height="385" width="600"]]
261 261  
262 262  
401 +== 3.2  Features ==
263 263  
264 -=== 1.9.2  Connection ===
403 +* LoRaWAN USB adapter base on LA66 LoRaWAN module
404 +* Ultra-long RF range
405 +* Support LoRaWAN v1.0.4 protocol
406 +* Support peer-to-peer protocol
407 +* TCXO crystal to ensure RF performance on low temperature
408 +* Spring RF antenna
409 +* Available in different frequency LoRaWAN frequency bands.
410 +* World-wide unique OTAA keys.
411 +* AT Command via UART-TTL interface
412 +* Firmware upgradable via UART interface
413 +* Open Source Mobile App for LoRaWAN signal detect and GPS tracking.
265 265  
266 266  
267 -[[image:image-20220602101311-3.png||height="276" width="600"]]
268 268  
417 +== 3.3  Specification ==
269 269  
270 -(((
271 -(% style="color:blue" %)**LA66 LoRaWAN Shield**(%%)  **<->** (% style="color:blue" %)**USB TTL**
272 -)))
419 +* CPU: 32-bit 48 MHz
420 +* Flash: 256KB
421 +* RAM: 64KB
422 +* Input Power Range: 5v
423 +* Frequency Range: 150 MHz ~~ 960 MHz
424 +* Maximum Power +22 dBm constant RF output
425 +* High sensitivity: -148 dBm
426 +* Temperature:
427 +** Storage: -55 ~~ +125℃
428 +** Operating: -40 ~~ +85℃
429 +* Humidity:
430 +** Storage: 5 ~~ 95% (Non-Condensing)
431 +** Operating: 10 ~~ 95% (Non-Condensing)
432 +* LoRa Tx Current: <90 mA at +17 dBm, 108 mA at +22 dBm
433 +* LoRa Rx current: <9 mA
273 273  
435 +
436 +
437 +== 3.4  Pin Mapping & LED ==
438 +
439 +
440 +
441 +== 3.5  Example: Send & Get Messages via LoRaWAN in PC ==
442 +
443 +
274 274  (((
275 -(% style="background-color:yellow" %)**GND  <-> GND
276 -TXD  <->  TXD
277 -RXD  <->  RXD**
445 +Assume user already input the LA66 USB LoRaWAN Adapter OTAA Keys in TTN and there is already TTN network coverage.
278 278  )))
279 279  
280 280  
281 -Put a jumper cap on JP6 of LA66 LoRaWAN Shield. ( the jumper is to power on LA66 module)
449 +(% style="color:blue" %)**1. Connect the LA66 USB LoRaWAN adapter to PC**
282 282  
283 -Connect USB TTL Adapter to PC after connecting the wires
284 284  
452 +[[image:image-20220723100027-1.png]]
285 285  
286 -[[image:image-20220602102240-4.png||height="304" width="600"]]
287 287  
455 +Open the serial port tool
288 288  
457 +[[image:image-20220602161617-8.png]]
289 289  
290 -=== 1.9.3  Upgrade steps ===
459 +[[image:image-20220602161718-9.png||height="457" width="800"]]
291 291  
292 292  
293 293  
294 -==== (% style="color:blue" %)1.  Switch SW1 to put in ISP position(%%) ====
463 +(% style="color:blue" %)**2. Press the reset switch RST on the LA66 USB LoRaWAN Adapter to reset it.**
295 295  
465 +The following picture appears to prove that the LA66 USB LoRaWAN Adapter successfully Join the LoRaWAN network
296 296  
297 -[[image:image-20220602102824-5.png||height="306" width="600"]]
298 298  
468 +[[image:image-20220602161935-10.png||height="498" width="800"]]
299 299  
300 300  
301 301  
302 -==== (% style="color:blue" %)2.  Press the RST switch once(%%) ====
472 +(% style="color:blue" %)**3. See Uplink Command**
303 303  
474 +Command format: (% style="color:#4472c4" %)** AT+SENDB=<confirn_status>,<Fport>,<data_len>,<data>**
304 304  
305 -[[image:image-20220817085447-1.png]]
476 +example: AT+SENDB=01,02,8,05820802581ea0a5
306 306  
478 +[[image:image-20220602162157-11.png||height="497" width="800"]]
307 307  
308 308  
309 309  
310 -==== (% style="color:blue" %)3.  Open the Upgrade tool (Tremo Programmer) in PC and Upgrade(%%) ====
482 +(% style="color:blue" %)**4. Check to see if TTN received the message**
311 311  
484 +[[image:image-20220602162331-12.png||height="420" width="800"]]
312 312  
313 313  
314 -(((
315 -(% 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]]**
316 -)))
317 317  
488 +== 3.6  Example: Send PC's CPU/RAM usage to TTN via python ==
318 318  
319 -[[image:image-20220602103227-6.png]]
320 320  
491 +**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]]
321 321  
322 -[[image:image-20220602103357-7.png]]
493 +(**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]])
323 323  
495 +(% style="color:red" %)**Preconditions:**
324 324  
497 +(% style="color:red" %)**1. LA66 USB LoRaWAN Adapter works fine**
325 325  
326 -(% class="wikigeneratedid" id="HSelecttheCOMportcorrespondingtoUSBTTL" %)
327 -(% style="color:blue" %)**2.  Select the COM port corresponding to USB TTL**
499 +(% style="color:red" %)**2. LA66 USB LoRaWAN Adapter  is registered with TTN**
328 328  
329 329  
330 -[[image:image-20220602103844-8.png]]
331 331  
503 +(% style="color:blue" %)**Steps for usage:**
332 332  
505 +(% style="color:blue" %)**1.**(%%) Press the reset switch RESET on the LA66 USB LoRaWAN Adapter
333 333  
334 -(% class="wikigeneratedid" id="HSelectthebinfiletoburn" %)
335 -(% style="color:blue" %)**3.  Select the bin file to burn**
507 +(% style="color:blue" %)**2.**(%%) Run the python script in PC and see the TTN
336 336  
509 +[[image:image-20220602115852-3.png||height="450" width="1187"]]
337 337  
338 -[[image:image-20220602104144-9.png]]
339 339  
340 340  
341 -[[image:image-20220602104251-10.png]]
513 +== 3.7  Example: Send & Get Messages via LoRaWAN in RPi ==
342 342  
343 343  
344 -[[image:image-20220602104402-11.png]]
516 +Assume user already input the LA66 USB LoRaWAN Adapter OTAA Keys in TTN and there is already TTN network coverage.
345 345  
346 346  
519 +(% style="color:blue" %)**1. Connect the LA66 USB LoRaWAN Adapter to the Raspberry Pi**
347 347  
348 -(% class="wikigeneratedid" id="HClicktostartthedownload" %)
349 -(% style="color:blue" %)**4.  Click to start the download**
521 +[[image:image-20220723100439-2.png]]
350 350  
351 351  
352 -[[image:image-20220602104923-13.png]]
353 353  
525 +(% style="color:blue" %)**2. Install Minicom in RPi.**
354 354  
527 +(% id="cke_bm_509388S" style="display:none" %) (%%)Enter the following command in the RPi terminal
355 355  
356 -(% class="wikigeneratedid" id="HThefollowingfigureappearstoprovethattheburningisinprogress" %)
357 -(% style="color:blue" %)**5.  Check update process**
529 + (% style="background-color:yellow" %)**apt update**
358 358  
531 + (% style="background-color:yellow" %)**apt install minicom**
359 359  
360 -[[image:image-20220602104948-14.png]]
361 361  
534 +Use minicom to connect to the RPI's terminal
362 362  
536 +[[image:image-20220602153146-3.png||height="439" width="500"]]
363 363  
364 -(% class="wikigeneratedid" id="HThefollowingpictureappearstoprovethattheburningissuccessful" %)
365 -(% style="color:blue" %)**The following picture shows that the burning is successful**
366 366  
367 367  
368 -[[image:image-20220602105251-15.png]]
540 +(% style="color:blue" %)**3. Press the reset switch RST on the LA66 USB LoRaWAN Adapter.**
369 369  
542 +The following picture appears to prove that the LA66 USB LoRaWAN Adapter successfully entered the network.
370 370  
371 371  
372 -= 2.  FAQ =
545 +[[image:image-20220602154928-5.png||height="436" width="500"]]
373 373  
374 374  
375 -== 2.1  How to Compile Source Code for LA66? ==
376 376  
549 +(% style="color:blue" %)**4. Send Uplink message**
377 377  
378 -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]]
551 +Format: (% style="color:#4472c4" %)**AT+SENDB=<confirn_status>,<Fport>,<data_len>,<data>**
379 379  
553 +example: AT+SENDB=01,02,8,05820802581ea0a5
380 380  
381 381  
382 -== 2.2  Where to find Peer-to-Peer firmware of LA66? ==
556 +[[image:image-20220602160339-6.png||height="517" width="600"]]
383 383  
384 384  
385 -Instruction for LA66 Peer to Peer firmware :[[ Instruction >>doc:.Instruction for LA66 Peer to Peer firmware.WebHome]]
386 386  
560 +Check to see if TTN received the message
387 387  
562 +[[image:image-20220602160627-7.png||height="369" width="800"]]
388 388  
389 -= 3.  Order Info =
390 390  
391 391  
392 -**Part Number:**   (% style="color:blue" %)**LA66-LoRaWAN-Shield-XXX** (%%)
566 +== 3.8  Example: Use of LA66 USB LoRaWAN Adapter and APP sample process and DRAGINO-LA66-APP. ==
393 393  
394 394  
569 +=== 3.8.1 DRAGINO-LA66-APP ===
570 +
571 +
572 +[[image:image-20220723102027-3.png]]
573 +
574 +
575 +
576 +==== (% style="color:blue" %)**Overview：**(%%) ====
577 +
578 +
579 +DRAGINO-LA66-APP is a mobile APP for LA66 USB LoRaWAN Adapter and APP sample process. DRAGINO-LA66-APP can obtain the positioning information of the mobile phone and send it to the LoRaWAN platform through the LA66 USB LoRaWAN Adapter.
580 +
581 +View the communication signal strength between the node and the gateway through the RSSI value（DRAGINO-LA66-APP currently only supports Android system）
582 +
583 +
584 +
585 +==== (% style="color:blue" %)**Conditions of Use：**(%%) ====
586 +
587 +
588 +Requires a type-c to USB adapter
589 +
590 +[[image:image-20220723104754-4.png]]
591 +
592 +
593 +
594 +==== (% style="color:blue" %)**Use of APP:**(%%) ====
595 +
596 +
597 +Function and page introduction
598 +
599 +[[image:image-20220723113448-7.png||height="1481" width="670"]]
600 +
601 +1.Display LA66 USB LoRaWAN Module connection status
602 +
603 +2.Check and reconnect
604 +
605 +3.Turn send timestamps on or off
606 +
607 +4.Display LoRaWan connection status
608 +
609 +5.Check LoRaWan connection status
610 +
611 +6.The RSSI value of the node when the ACK is received
612 +
613 +7.Node's Signal Strength Icon
614 +
615 +8.Set the packet sending interval of the node in seconds
616 +
617 +9.AT command input box
618 +
619 +10.Send AT command button
620 +
621 +11.Node log box
622 +
623 +12.clear log button
624 +
625 +13.exit button
626 +
627 +
628 +LA66 USB LoRaWAN Module not connected
629 +
630 +[[image:image-20220723110520-5.png||height="903" width="677"]]
631 +
632 +
633 +
634 +Connect LA66 USB LoRaWAN Module
635 +
636 +[[image:image-20220723110626-6.png||height="906" width="680"]]
637 +
638 +
639 +
640 +=== 3.8.2 Use DRAGINO-LA66-APP to obtain positioning information and send it to TTNV3 through LA66 USB LoRaWAN Adapter and integrate it into Node-RED ===
641 +
642 +
643 +**1.  Register LA66 USB LoRaWAN Module to TTNV3**
644 +
645 +[[image:image-20220723134549-8.png]]
646 +
647 +
648 +
649 +**2.  Open Node-RED,And import the JSON file to generate the flow**
650 +
651 +Sample JSON file please go to this link to download：放置JSON文件的链接
652 +
653 +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/]]
654 +
655 +The following is the positioning effect map
656 +
657 +[[image:image-20220723144339-1.png]]
658 +
659 +
660 +
661 +== 3.9  Upgrade Firmware of LA66 USB LoRaWAN Adapter ==
662 +
663 +
664 +The LA66 USB LoRaWAN Adapter is the same as the LA66 LoRaWAN Shield update method
665 +
666 +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)
667 +
668 +[[image:image-20220723150132-2.png]]
669 +
670 +
671 +
672 += 4.  Order Info =
673 +
674 +
675 +**Part Number:**  (% style="color:blue" %)**LA66-XXX**(%%), (% style="color:blue" %)**LA66-LoRaWAN-Shield-XXX** (%%) **or**  (% style="color:blue" %)**LA66-USB-LoRaWAN-Adapter-XXX**
676 +
677 +
395 395  (% style="color:blue" %)**XXX**(%%): The default frequency band
396 396  
397 397  * (% style="color:red" %)**AS923**(%%):  LoRaWAN AS923 band
... ... @@ -404,9 +404,8 @@
404 404  * (% style="color:red" %)**CN470**(%%): LoRaWAN CN470 band
405 405  * (% style="color:red" %)**PP**(%%):  Peer to Peer LoRa Protocol
406 406  
407 -= 4.  Reference =
408 408  
691 += 5.  Reference =
409 409  
410 -* Hardware Design File for LA66 LoRaWAN Shield : [[Download>>https://www.dropbox.com/sh/a3wbmdcvqjxaqw5/AADZfvAiykJTK624RgMquH86a?dl=0]]
411 411  
412 -
694 +* 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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