Last modified by Xiaoling on 2023/05/26 14:19
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From version < 163.2 >
edited by Xiaoling
on 2022/09/12 08:46
To version < 134.2 >
edited by Xiaoling
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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
... ... @@ -65,12 +65,8 @@
65 65  * Firmware upgradable via UART interface
66 66  * Ultra-long RF range
67 67  
167 +== 2.3  Specification ==
68 68  
69 -
70 -
71 -== 1.3  Specification ==
72 -
73 -
74 74  * CPU: 32-bit 48 MHz
75 75  * Flash: 256KB
76 76  * RAM: 64KB
... ... @@ -89,308 +89,497 @@
89 89  * LoRa Rx current: <9 mA
90 90  * I/O Voltage: 3.3v
91 91  
187 +== 2.4  LED ==
92 92  
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
93 93  
94 94  
95 -== 1.4  Pin Mapping & LED ==
194 +== 2.5  Example: Use AT Command to communicate with LA66 module via Arduino UNO. ==
96 96  
196 +Show connection diagram：
97 97  
98 -[[image:image-20220817085048-1.png||height="533" width="734"]]
198 +[[image:image-20220723170210-2.png||height="908" width="681"]]
99 99  
200 +1.open Arduino IDE
100 100  
202 +[[image:image-20220723170545-4.png]]
101 101  
102 -~1. The LED lights up red when there is an upstream data packet
103 -2. When the network is successfully connected, the green light will be on for 5 seconds
104 -3. Purple light on when receiving downlink data packets
204 +2.Open project
105 105  
206 +[[image:image-20220723170750-5.png||height="533" width="930"]]
106 106  
107 -[[image:image-20220820112305-1.png||height="515" width="749"]]
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
108 108  
210 +[[image:image-20220723171228-6.png]]
109 109  
212 +4.After the upload is successful, open the serial port monitoring and send the AT command
110 110  
111 -== 1.5  Example: Use AT Command to communicate with LA66 module via Arduino UNO. ==
214 +[[image:image-20220723172235-7.png||height="480" width="1027"]]
112 112  
216 +== 2.6  Example: Join TTN network and send an uplink message, get downlink message. ==
113 113  
114 -**Show connection diagram：**
218 +1.Open project
115 115  
220 +[[image:image-20220723172502-8.png]]
116 116  
117 -[[image:image-20220723170210-2.png||height="908" width="681"]]
222 +2.Same steps as 2.5,after opening the serial port monitoring, it will automatically connect to the network and send packets
118 118  
224 +[[image:image-20220723172938-9.png||height="652" width="1050"]]
119 119  
120 120  
121 -(% style="color:blue" %)**1.  open Arduino IDE**
122 122  
228 +== 2.7  Example: Log Temperature Sensor(DHT11) and send data to TTN, show it in Node-RED. ==
123 123  
124 -[[image:image-20220723170545-4.png]]
125 125  
231 +**1.  Open project**
126 126  
127 127  
128 -(% style="color:blue" %)**2.  Open project**
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]]
129 129  
130 130  
131 -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]]
237 +[[image:image-20220723173341-10.png||height="581" width="1014"]]
132 132  
133 133  
134 -[[image:image-20220726135239-1.png]]
135 135  
241 +**2.  Same steps as 2.5,after opening the serial port monitoring, it will automatically connect to the network and send packets**
136 136  
137 137  
138 -(% 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**
244 +[[image:image-20220723173950-11.png||height="665" width="1012"]]
139 139  
140 140  
141 -[[image:image-20220726135356-2.png]]
142 142  
248 +**3.  Integration into Node-red via TTNV3**
143 143  
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/]]
144 144  
145 -(% style="color:blue" %)**4.  After the upload is successful, open the serial port monitoring and send the AT command**
252 +[[image:image-20220723175700-12.png||height="602" width="995"]]
146 146  
147 147  
148 -[[image:image-20220723172235-7.png||height="480" width="1027"]]
149 149  
256 +== 2.8  Upgrade Firmware of LA66 LoRaWAN Shield ==
150 150  
151 151  
152 -== 1.6  Example: Join TTN network and send an uplink message, get downlink message. ==
259 +=== 2.8.1  Items needed for update ===
153 153  
154 154  
155 -(% style="color:blue" %)**1.  Open project**
262 +1. LA66 LoRaWAN Shield
263 +1. Arduino
264 +1. USB TO TTL Adapter
156 156  
266 +[[image:image-20220602100052-2.png||height="385" width="600"]]
157 157  
158 -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]]
159 159  
269 +=== 2.8.2  Connection ===
160 160  
161 -[[image:image-20220723172502-8.png]]
162 162  
272 +[[image:image-20220602101311-3.png||height="276" width="600"]]
163 163  
164 164  
165 -(% 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**
275 +(((
276 +(% style="color:blue" %)**LA66 LoRaWAN Shield**(%%)  **<->** (% style="color:blue" %)**USB TTL**
277 +)))
166 166  
279 +(((
280 +(% style="background-color:yellow" %)**GND  <-> GND
281 +TXD  <->  TXD
282 +RXD  <->  RXD**
283 +)))
167 167  
168 -[[image:image-20220723172938-9.png||height="652" width="1050"]]
169 169  
286 +Put a jumper cap on JP6 of LA66 LoRaWAN Shield. ( the jumper is to power on LA66 module)
170 170  
288 +Connect USB TTL Adapter to PC after connecting the wires
171 171  
172 -== 1.7  Example: Log Temperature Sensor(DHT11) and send data to TTN, show it in Node-RED. ==
173 173  
291 +[[image:image-20220602102240-4.png||height="304" width="600"]]
174 174  
175 -(% style="color:blue" %)**1.  Open project**
176 176  
294 +=== 2.8.3  Upgrade steps ===
177 177  
178 -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]]
179 179  
297 +==== (% style="color:blue" %)1.  Switch SW1 to put in ISP position(%%) ====
180 180  
181 -[[image:image-20220723173341-10.png||height="581" width="1014"]]
182 182  
300 +[[image:image-20220602102824-5.png||height="306" width="600"]]
183 183  
184 184  
185 -(% 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**
186 186  
304 +==== (% style="color:blue" %)2.  Press the RST switch once(%%) ====
187 187  
188 -[[image:image-20220723173950-11.png||height="665" width="1012"]]
189 189  
307 +[[image:image-20220602104701-12.png||height="285" width="600"]]
190 190  
191 191  
192 192  
311 +==== (% style="color:blue" %)3.  Open the Upgrade tool (Tremo Programmer) in PC and Upgrade(%%) ====
193 193  
194 -(% style="color:blue" %)**3.  Integration into Node-red via TTNV3**
195 195  
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 +)))
196 196  
197 -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/]]
198 198  
319 +[[image:image-20220602103227-6.png]]
199 199  
200 -[[image:image-20220723175700-12.png||height="602" width="995"]]
201 201  
322 +[[image:image-20220602103357-7.png]]
202 202  
203 203  
204 -== 1.8  Example: How to join helium ==
205 205  
326 +(% class="wikigeneratedid" id="HSelecttheCOMportcorrespondingtoUSBTTL" %)
327 +(% style="color:blue" %)**2. Select the COM port corresponding to USB TTL**
206 206  
207 -(% style="color:blue" %)**1.  Create a new device.**
208 208  
330 +[[image:image-20220602103844-8.png]]
209 209  
210 -[[image:image-20220907165500-1.png||height="464" width="940"]]
211 211  
212 212  
334 +(% class="wikigeneratedid" id="HSelectthebinfiletoburn" %)
335 +(% style="color:blue" %)**3. Select the bin file to burn**
213 213  
214 -(% style="color:blue" %)**2.  Save the device after filling in the necessary information.**
215 215  
338 +[[image:image-20220602104144-9.png]]
216 216  
217 -[[image:image-20220907165837-2.png||height="375" width="809"]]
218 218  
341 +[[image:image-20220602104251-10.png]]
219 219  
220 220  
221 -(% style="color:blue" %)**3.  Use AT commands.**
344 +[[image:image-20220602104402-11.png]]
222 222  
223 223  
224 -[[image:image-20220602100052-2.png||height="385" width="600"]]
225 225  
348 +(% class="wikigeneratedid" id="HClicktostartthedownload" %)
349 +(% style="color:blue" %)**4. Click to start the download**
226 226  
351 +[[image:image-20220602104923-13.png]]
227 227  
228 -(% style="color:#0000ff" %)**4.  Use command AT+CFG to get device configuration**
229 229  
230 230  
231 -[[image:image-20220907170308-3.png||height="556" width="617"]]
355 +(% class="wikigeneratedid" id="HThefollowingfigureappearstoprovethattheburningisinprogress" %)
356 +(% style="color:blue" %)**5. Check update process**
232 232  
233 233  
359 +[[image:image-20220602104948-14.png]]
234 234  
235 -(% style="color:blue" %)**5.  Network successfully.**
236 236  
237 237  
238 -[[image:image-20220907170436-4.png]]
363 +(% class="wikigeneratedid" id="HThefollowingpictureappearstoprovethattheburningissuccessful" %)
364 +(% style="color:blue" %)**The following picture shows that the burning is successful**
239 239  
366 +[[image:image-20220602105251-15.png]]
240 240  
241 241  
242 -(% style="color:blue" %)**6.  Send uplink using command**
243 243  
370 += 3.  LA66 USB LoRaWAN Adapter =
244 244  
245 -[[image:image-20220912084334-1.png]]
246 246  
373 +== 3.1  Overview ==
247 247  
248 -[[image:image-20220912084412-3.png]]
249 249  
376 +[[image:image-20220715001142-3.png||height="145" width="220"]]
250 250  
251 251  
252 -[[image:image-20220907170744-6.png||height="242" width="798"]]
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 +)))
253 253  
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 +)))
254 254  
387 +(((
388 +Each LA66 module includes a (% style="color:blue" %)**world-unique OTAA key**(%%) for LoRaWAN registration.
389 +)))
255 255  
256 -== 1.9  Upgrade Firmware of LA66 LoRaWAN Shield ==
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 +)))
257 257  
395 +(((
396 +LA66 is equipped with (% style="color:blue" %)**TCXO crystal**(%%) which ensures the module can achieve stable performance in extreme temperatures.
397 +)))
258 258  
259 -=== 1.9.1  Items needed for update ===
260 260  
261 261  
262 -1. LA66 LoRaWAN Shield
263 -1. Arduino
264 -1. USB TO TTL Adapter
401 +== 3.2  Features ==
265 265  
266 -[[image:image-20220602100052-2.png||height="385" width="600"]]
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.
267 267  
268 268  
269 269  
270 -=== 1.9.2  Connection ===
417 +== 3.3  Specification ==
271 271  
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
272 272  
273 -[[image:image-20220602101311-3.png||height="276" width="600"]]
274 274  
275 275  
276 -(((
277 -(% style="color:blue" %)**LA66 LoRaWAN Shield**(%%)  **<->** (% style="color:blue" %)**USB TTL**
278 -)))
437 +== 3.4  Pin Mapping & LED ==
279 279  
439 +
440 +
441 +== 3.5  Example: Send & Get Messages via LoRaWAN in PC ==
442 +
443 +
280 280  (((
281 -(% style="background-color:yellow" %)**GND  <-> GND
282 -TXD  <->  TXD
283 -RXD  <->  RXD**
445 +Assume user already input the LA66 USB LoRaWAN Adapter OTAA Keys in TTN and there is already TTN network coverage.
284 284  )))
285 285  
286 286  
287 -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**
288 288  
289 -Connect USB TTL Adapter to PC after connecting the wires
290 290  
452 +[[image:image-20220723100027-1.png]]
291 291  
292 -[[image:image-20220602102240-4.png||height="304" width="600"]]
293 293  
455 +Open the serial port tool
294 294  
457 +[[image:image-20220602161617-8.png]]
295 295  
296 -=== 1.9.3  Upgrade steps ===
459 +[[image:image-20220602161718-9.png||height="457" width="800"]]
297 297  
298 298  
299 299  
300 -==== (% 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.**
301 301  
465 +The following picture appears to prove that the LA66 USB LoRaWAN Adapter successfully Join the LoRaWAN network
302 302  
303 -[[image:image-20220602102824-5.png||height="306" width="600"]]
304 304  
468 +[[image:image-20220602161935-10.png||height="498" width="800"]]
305 305  
306 306  
307 307  
308 -==== (% style="color:blue" %)2.  Press the RST switch once(%%) ====
472 +(% style="color:blue" %)**3. See Uplink Command**
309 309  
474 +Command format: (% style="color:#4472c4" %)** AT+SENDB=<confirn_status>,<Fport>,<data_len>,<data>**
310 310  
311 -[[image:image-20220817085447-1.png]]
476 +example: AT+SENDB=01,02,8,05820802581ea0a5
312 312  
478 +[[image:image-20220602162157-11.png||height="497" width="800"]]
313 313  
314 314  
315 315  
316 -==== (% 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**
317 317  
484 +[[image:image-20220602162331-12.png||height="420" width="800"]]
318 318  
319 319  
320 -(((
321 -(% 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]]**
322 -)))
323 323  
488 +== 3.6  Example: Send PC's CPU/RAM usage to TTN via python ==
324 324  
325 -[[image:image-20220602103227-6.png]]
326 326  
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]]
327 327  
328 -[[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]])
329 329  
495 +(% style="color:red" %)**Preconditions:**
330 330  
497 +(% style="color:red" %)**1. LA66 USB LoRaWAN Adapter works fine**
331 331  
332 -(% class="wikigeneratedid" id="HSelecttheCOMportcorrespondingtoUSBTTL" %)
333 -(% 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**
334 334  
335 335  
336 -[[image:image-20220602103844-8.png]]
337 337  
503 +(% style="color:blue" %)**Steps for usage:**
338 338  
505 +(% style="color:blue" %)**1.**(%%) Press the reset switch RESET on the LA66 USB LoRaWAN Adapter
339 339  
340 -(% class="wikigeneratedid" id="HSelectthebinfiletoburn" %)
341 -(% 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
342 342  
509 +[[image:image-20220602115852-3.png||height="450" width="1187"]]
343 343  
344 -[[image:image-20220602104144-9.png]]
345 345  
346 346  
347 -[[image:image-20220602104251-10.png]]
513 +== 3.7  Example: Send & Get Messages via LoRaWAN in RPi ==
348 348  
349 349  
350 -[[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.
351 351  
352 352  
519 +(% style="color:blue" %)**1. Connect the LA66 USB LoRaWAN Adapter to the Raspberry Pi**
353 353  
354 -(% class="wikigeneratedid" id="HClicktostartthedownload" %)
355 -(% style="color:blue" %)**4.  Click to start the download**
521 +[[image:image-20220723100439-2.png]]
356 356  
357 357  
358 -[[image:image-20220602104923-13.png]]
359 359  
525 +(% style="color:blue" %)**2. Install Minicom in RPi.**
360 360  
527 +(% id="cke_bm_509388S" style="display:none" %) (%%)Enter the following command in the RPi terminal
361 361  
362 -(% class="wikigeneratedid" id="HThefollowingfigureappearstoprovethattheburningisinprogress" %)
363 -(% style="color:blue" %)**5.  Check update process**
529 + (% style="background-color:yellow" %)**apt update**
364 364  
531 + (% style="background-color:yellow" %)**apt install minicom**
365 365  
366 -[[image:image-20220602104948-14.png]]
367 367  
534 +Use minicom to connect to the RPI's terminal
368 368  
536 +[[image:image-20220602153146-3.png||height="439" width="500"]]
369 369  
370 -(% class="wikigeneratedid" id="HThefollowingpictureappearstoprovethattheburningissuccessful" %)
371 -(% style="color:blue" %)**The following picture shows that the burning is successful**
372 372  
373 373  
374 -[[image:image-20220602105251-15.png]]
540 +(% style="color:blue" %)**3. Press the reset switch RST on the LA66 USB LoRaWAN Adapter.**
375 375  
542 +The following picture appears to prove that the LA66 USB LoRaWAN Adapter successfully entered the network.
376 376  
377 377  
378 -= 2.  FAQ =
545 +[[image:image-20220602154928-5.png||height="436" width="500"]]
379 379  
380 380  
381 -== 2.1  How to Compile Source Code for LA66? ==
382 382  
549 +(% style="color:blue" %)**4. Send Uplink message**
383 383  
384 -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>**
385 385  
553 +example: AT+SENDB=01,02,8,05820802581ea0a5
386 386  
387 387  
388 -= 3.  Order Info =
556 +[[image:image-20220602160339-6.png||height="517" width="600"]]
389 389  
390 390  
391 -**Part Number:**   (% style="color:blue" %)**LA66-LoRaWAN-Shield-XXX** (%%)
392 392  
560 +Check to see if TTN received the message
393 393  
562 +[[image:image-20220602160627-7.png||height="369" width="800"]]
563 +
564 +
565 +
566 +== 3.8  Example: Use of LA66 USB LoRaWAN Adapter and APP sample process and DRAGINO-LA66-APP. ==
567 +
568 +
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 +
394 394  (% style="color:blue" %)**XXX**(%%): The default frequency band
395 395  
396 396  * (% style="color:red" %)**AS923**(%%):  LoRaWAN AS923 band
... ... @@ -404,11 +404,7 @@
404 404  * (% style="color:red" %)**PP**(%%):  Peer to Peer LoRa Protocol
405 405  
406 406  
691 += 5.  Reference =
407 407  
408 408  
409 -= 4.  Reference =
410 -
411 -
412 -* Hardware Design File for LA66 LoRaWAN Shield : [[Download>>https://www.dropbox.com/sh/a3wbmdcvqjxaqw5/AADZfvAiykJTK624RgMquH86a?dl=0]]
413 -
414 -
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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