Last modified by Xiaoling on 2023/05/26 14:19
<
From version < 87.18 >
edited by Xiaoling
on 2022/07/13 10:15
To version < 87.1 >
edited by Edwin Chen
on 2022/07/11 09:10
>
Change comment: There is no comment for this version

Summary

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Author
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1 -XWiki.Xiaoling
1 +XWiki.Edwin
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1 -
2 -
3 -**Table of Contents:**
4 -
1 +{{box cssClass="floatinginfobox" title="**Contents**"}}
5 5  {{toc/}}
3 +{{/box}}
6 6  
5 += LA66 LoRaWAN Module =
7 7  
7 +== What is LA66 LoRaWAN Module ==
8 8  
9 -= 1.  LA66 LoRaWAN Module =
10 -
11 -
12 -== 1.1  What is LA66 LoRaWAN Module ==
13 -
14 -
15 -(((
16 16  (% 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.
17 -)))
18 18  
19 -(((
20 20  (% 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.
21 -)))
22 22  
23 -(((
24 24  Each LA66 module includes a (% style="color:blue" %)**world-unique OTAA key**(%%) for LoRaWAN registration.
25 -)))
26 26  
27 -(((
28 28  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.
29 -)))
30 30  
31 -(((
32 32  LA66 is equipped with (% style="color:blue" %)**TCXO crystal**(%%) which ensures the module can achieve stable performance in extreme temperatures.
33 -)))
34 34  
35 35  
36 -== 1.2  Features ==
20 +== Features ==
37 37  
38 38  * Support LoRaWAN v1.0.4 protocol
39 39  * Support peer-to-peer protocol
... ... @@ -45,10 +45,8 @@
45 45  * Firmware upgradable via UART interface
46 46  * Ultra-long RF range
47 47  
32 +== Specification ==
48 48  
49 -
50 -== 1.3  Specification ==
51 -
52 52  * CPU: 32-bit 48 MHz
53 53  * Flash: 256KB
54 54  * RAM: 64KB
... ... @@ -67,41 +67,34 @@
67 67  * LoRa Rx current: <9 mA
68 68  * I/O Voltage: 3.3v
69 69  
52 +== AT Command ==
70 70  
71 -
72 -== 1.4  AT Command ==
73 -
74 74  AT Command is valid over Main TXD and Main RXD. Serial Baud Rate is 9600. AT commands can be found in AT Command documents.
75 75  
76 76  
77 -== 1.5  Dimension ==
57 +== Dimension ==
78 78  
79 79  [[image:image-20220517072526-1.png]]
80 80  
81 81  
62 +== Pin Mapping ==
82 82  
83 -== 1.6  Pin Mapping ==
84 -
85 -
86 86  [[image:image-20220523101537-1.png]]
87 87  
66 +== Land Pattern ==
88 88  
89 -
90 -== 1.7  Land Pattern ==
91 -
92 92  [[image:image-20220517072821-2.png]]
93 93  
94 94  
95 95  
96 -= 2.  LA66 LoRaWAN Shield =
72 += LA66 LoRaWAN Shield =
97 97  
74 +== Overview ==
98 98  
99 -== 2.1  Overview ==
100 -
101 101  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.
102 102  
103 103  
104 -== 2.2  Features ==
79 +== Features ==
105 105  
106 106  * Arduino Shield base on LA66 LoRaWAN module
107 107  * Support LoRaWAN v1.0.4 protocol
... ... @@ -114,10 +114,8 @@
114 114  * Firmware upgradable via UART interface
115 115  * Ultra-long RF range
116 116  
92 +== Specification ==
117 117  
118 -
119 -== 2.3  Specification ==
120 -
121 121  * CPU: 32-bit 48 MHz
122 122  * Flash: 256KB
123 123  * RAM: 64KB
... ... @@ -136,56 +136,34 @@
136 136  * LoRa Rx current: <9 mA
137 137  * I/O Voltage: 3.3v
138 138  
112 +== Pin Mapping & LED ==
139 139  
114 +== Example: Use AT Command to communicate with LA66 module via Arduino UNO. ==
140 140  
141 -== 2.4  Pin Mapping & LED ==
116 +== Example: Join TTN network and send an uplink message, get downlink message. ==
142 142  
118 +== Example: Log Temperature Sensor(DHT11) and send data to TTN, show it in DataCake. ==
143 143  
120 +== Upgrade Firmware of LA66 LoRaWAN Shield ==
144 144  
145 -== 2.5  Example: Use AT Command to communicate with LA66 module via Arduino UNO. ==
122 +=== Items needed for update ===
146 146  
147 -
148 -
149 -== 2.6  Example: Join TTN network and send an uplink message, get downlink message. ==
150 -
151 -
152 -
153 -== 2.7  Example: Log Temperature Sensor(DHT11) and send data to TTN, show it in DataCake. ==
154 -
155 -
156 -
157 -== 2.8  Upgrade Firmware of LA66 LoRaWAN Shield ==
158 -
159 -
160 -=== 2.8.1  Items needed for update ===
161 -
162 162  1. LA66 LoRaWAN Shield
163 163  1. Arduino
164 164  1. USB TO TTL Adapter
165 165  
166 -
167 -
168 -
169 169  [[image:image-20220602100052-2.png||height="385" width="600"]]
170 170  
171 171  
172 -=== 2.8.2  Connection ===
131 +=== Connection ===
173 173  
174 -
175 175  [[image:image-20220602101311-3.png||height="276" width="600"]]
176 176  
135 +(% style="color:blue" %)**LA66 LoRaWAN Shield**(%%)  <-> (% style="color:blue" %)**USB TTL**(%%)
136 +**GND  <-> GND
137 +TXD  <-> TXD
138 +RXD  <-> RXD**
177 177  
178 -(((
179 -(% style="color:blue" %)**LA66 LoRaWAN Shield**(%%)  **<->** (% style="color:blue" %)**USB TTL**
180 -)))
181 -
182 -(((
183 -(% style="background-color:yellow" %)**GND  <-> GND
184 -TXD  <->  TXD
185 -RXD  <->  RXD**
186 -)))
187 -
188 -
189 189  Put a jumper cap on JP6 of LA66 LoRaWAN Shield. ( the jumper is to power on LA66 module)
190 190  
191 191  Connect USB TTL Adapter to PC after connecting the wires
... ... @@ -194,91 +194,70 @@
194 194  [[image:image-20220602102240-4.png||height="304" width="600"]]
195 195  
196 196  
197 -=== 2.8.3  Upgrade steps ===
148 +=== Upgrade steps ===
198 198  
150 +==== Switch SW1 to put in ISP position ====
199 199  
200 -==== 1.  Switch SW1 to put in ISP position ====
201 -
202 -
203 203  [[image:image-20220602102824-5.png||height="306" width="600"]]
204 204  
205 205  
155 +==== Press the RST switch once ====
206 206  
207 -==== 2.  Press the RST switch once ====
208 -
209 -
210 210  [[image:image-20220602104701-12.png||height="285" width="600"]]
211 211  
212 212  
160 +==== Open the Upgrade tool (Tremo Programmer) in PC and Upgrade ====
213 213  
214 -==== 3.  Open the Upgrade tool (Tremo Programmer) in PC and Upgrade ====
162 +**~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/]]**
215 215  
216 -
217 -(((
218 -(% 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/]]**
219 -)))
220 -
221 -
222 222  [[image:image-20220602103227-6.png]]
223 223  
224 -
225 225  [[image:image-20220602103357-7.png]]
226 226  
227 227  
228 -
229 229  (% class="wikigeneratedid" id="HSelecttheCOMportcorrespondingtoUSBTTL" %)
230 -(% style="color:blue" %)**2. Select the COM port corresponding to USB TTL**
170 +**2. Select the COM port corresponding to USB TTL**
231 231  
232 -
233 233  [[image:image-20220602103844-8.png]]
234 234  
235 235  
236 -
237 237  (% class="wikigeneratedid" id="HSelectthebinfiletoburn" %)
238 -(% style="color:blue" %)**3. Select the bin file to burn**
176 +**3. Select the bin file to burn**
239 239  
240 -
241 241  [[image:image-20220602104144-9.png]]
242 242  
243 -
244 244  [[image:image-20220602104251-10.png]]
245 245  
246 -
247 247  [[image:image-20220602104402-11.png]]
248 248  
249 249  
250 -
251 251  (% class="wikigeneratedid" id="HClicktostartthedownload" %)
252 -(% style="color:blue" %)**4. Click to start the download**
186 +**4. Click to start the download**
253 253  
254 254  [[image:image-20220602104923-13.png]]
255 255  
256 256  
257 -
258 258  (% class="wikigeneratedid" id="HThefollowingfigureappearstoprovethattheburningisinprogress" %)
259 -(% style="color:blue" %)**5. Check update process**
192 +**5. Check update process**
260 260  
261 -
262 262  [[image:image-20220602104948-14.png]]
263 263  
264 264  
265 -
266 266  (% class="wikigeneratedid" id="HThefollowingpictureappearstoprovethattheburningissuccessful" %)
267 -(% style="color:blue" %)**The following picture shows that the burning is successful**
198 +**The following picture shows that the burning is successful**
268 268  
269 269  [[image:image-20220602105251-15.png]]
270 270  
271 271  
272 272  
273 -= 3.  LA66 USB LoRaWAN Adapter =
204 += LA66 USB LoRaWAN Adapter =
274 274  
206 +== Overview ==
275 275  
276 -== 3.1  Overview ==
277 -
278 278  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.
279 279  
280 280  
281 -== 3.2  Features ==
211 +== Features ==
282 282  
283 283  * LoRaWAN USB adapter base on LA66 LoRaWAN module
284 284  * Ultra-long RF range
... ... @@ -291,10 +291,8 @@
291 291  * AT Command via UART-TTL interface
292 292  * Firmware upgradable via UART interface
293 293  
224 +== Specification ==
294 294  
295 -
296 -== 3.3  Specification ==
297 -
298 298  * CPU: 32-bit 48 MHz
299 299  * Flash: 256KB
300 300  * RAM: 64KB
... ... @@ -311,24 +311,16 @@
311 311  * LoRa Tx Current: <90 mA at +17 dBm, 108 mA at +22 dBm
312 312  * LoRa Rx current: <9 mA
313 313  
242 +== Pin Mapping & LED ==
314 314  
244 +== Example Send & Get Messages via LoRaWAN in PC ==
315 315  
316 -== 3.4  Pin Mapping & LED ==
317 -
318 -
319 -
320 -== 3.5  Example: Send & Get Messages via LoRaWAN in PC ==
321 -
322 -
323 323  Assume user already input the LA66 USB LoRaWAN Adapter OTAA Keys in TTN and there is already TTN network coverage.
324 324  
248 +~1. Connect the LA66 USB LoRaWAN adapter to PC
325 325  
326 -(% style="color:blue" %)**1. Connect the LA66 USB LoRaWAN adapter to PC**
327 -
328 -
329 329  [[image:image-20220602171217-1.png||height="538" width="800"]]
330 330  
331 -
332 332  Open the serial port tool
333 333  
334 334  [[image:image-20220602161617-8.png]]
... ... @@ -336,75 +336,67 @@
336 336  [[image:image-20220602161718-9.png||height="457" width="800"]]
337 337  
338 338  
259 +2. Press the reset switch RST on the LA66 USB LoRaWAN Adapter to reset it.
339 339  
340 -(% style="color:blue" %)**2. Press the reset switch RST on the LA66 USB LoRaWAN Adapter to reset it.**
341 -
342 342  The following picture appears to prove that the LA66 USB LoRaWAN Adapter successfully Join the LoRaWAN network
343 343  
344 -
345 345  [[image:image-20220602161935-10.png||height="498" width="800"]]
346 346  
347 347  
266 +3. See Uplink Command
348 348  
349 -(% style="color:blue" %)**3. See Uplink Command**
268 +Command format: AT+SENDB=<confirn_status>,<Fport>,<data_len>,<data>
350 350  
351 -Command format: (% style="color:#4472c4" %)** AT+SENDB=<confirn_status>,<Fport>,<data_len>,<data>**
352 -
353 353  example: AT+SENDB=01,02,8,05820802581ea0a5
354 354  
355 355  [[image:image-20220602162157-11.png||height="497" width="800"]]
356 356  
357 357  
275 +4. Check to see if TTN received the message
358 358  
359 -(% style="color:blue" %)**4. Check to see if TTN received the message**
360 -
361 361  [[image:image-20220602162331-12.png||height="420" width="800"]]
362 362  
363 363  
364 364  
365 -== 3.6  Example: Send PC's CPU/RAM usage to TTN via python ==
281 +== Example:Send PC's CPU/RAM usage to TTN via python ==
366 366  
367 -
283 +(% class="wikigeneratedid" id="HUsepythonasanexampleFF1A" %)
368 368  **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]]
369 369  
286 +(% class="wikigeneratedid" id="HPreconditions:" %)
287 +**Preconditions:**
370 370  
371 -(% style="color:red" %)**Preconditions:**
289 +1.LA66 USB LoRaWAN Adapter works fine
372 372  
373 -(% style="color:red" %)**1. LA66 USB LoRaWAN Adapter works fine**
291 +2.LA66 USB LoRaWAN Adapter  is registered with TTN
374 374  
375 -(% style="color:red" %)**2. LA66 USB LoRaWAN Adapter  is registered with TTN**
293 +(% class="wikigeneratedid" id="HStepsforusage" %)
294 +**Steps for usage**
376 376  
296 +1.Press the reset switch RESET on the LA66 USB LoRaWAN Adapter
377 377  
298 +2.Run the python script in PC and see the TTN
378 378  
379 -(% style="color:blue" %)**Steps for usage:**
380 -
381 -(% style="color:blue" %)**1.**(%%) Press the reset switch RESET on the LA66 USB LoRaWAN Adapter
382 -
383 -(% style="color:blue" %)**2.**(%%) Run the python script in PC and see the TTN
384 -
385 385  [[image:image-20220602115852-3.png||height="450" width="1187"]]
386 386  
387 387  
388 388  
389 -== 3.7  Example: Send & Get Messages via LoRaWAN in RPi ==
304 +== Example Send & Get Messages via LoRaWAN in RPi ==
390 390  
391 -
392 392  Assume user already input the LA66 USB LoRaWAN Adapter OTAA Keys in TTN and there is already TTN network coverage.
393 393  
308 +~1. Connect the LA66 USB LoRaWAN Adapter to the Raspberry Pi
394 394  
395 -(% style="color:blue" %)**1. Connect the LA66 USB LoRaWAN Adapter to the Raspberry Pi**
396 -
397 397  [[image:image-20220602171233-2.png||height="538" width="800"]]
398 398  
399 399  
313 +2. Install Minicom in RPi.
400 400  
401 -(% style="color:blue" %)**2. Install Minicom in RPi.**
402 -
403 403  (% id="cke_bm_509388S" style="display:none" %) (%%)Enter the following command in the RPi terminal
404 404  
405 - (% style="background-color:yellow" %)**apt update**
317 +(% class="mark" %)apt update
406 406  
407 - (% style="background-color:yellow" %)**apt install minicom**
319 +(% class="mark" %)apt install minicom
408 408  
409 409  
410 410  Use minicom to connect to the RPI's terminal
... ... @@ -412,27 +412,20 @@
412 412  [[image:image-20220602153146-3.png||height="439" width="500"]]
413 413  
414 414  
327 +3. Press the reset switch RST on the LA66 USB LoRaWAN Adapter.
328 +The following picture appears to prove that the LA66 USB LoRaWAN Adapter successfully entered the network
415 415  
416 -(% style="color:blue" %)**3. Press the reset switch RST on the LA66 USB LoRaWAN Adapter.**
417 -
418 -The following picture appears to prove that the LA66 USB LoRaWAN Adapter successfully entered the network.
419 -
420 -
421 421  [[image:image-20220602154928-5.png||height="436" width="500"]]
422 422  
423 423  
333 +4. Send Uplink message
424 424  
425 -(% style="color:blue" %)**4. Send Uplink message**
335 +Format: AT+SENDB=<confirn_status>,<Fport>,<data_len>,<data>
426 426  
427 -Format: (% style="color:#4472c4" %)**AT+SENDB=<confirn_status>,<Fport>,<data_len>,<data>**
428 -
429 429  example: AT+SENDB=01,02,8,05820802581ea0a5
430 430  
431 -
432 432  [[image:image-20220602160339-6.png||height="517" width="600"]]
433 433  
434 -
435 -
436 436  Check to see if TTN received the message
437 437  
438 438  [[image:image-20220602160627-7.png||height="369" width="800"]]
... ... @@ -439,37 +439,34 @@
439 439  
440 440  
441 441  
442 -== 3.8  Example: LA66 USB Module got a message from LA66 LoRa Shield and send the sensor data to NodeRed. ==
347 +== Example: LA66 USB Module got a message from LA66 LoRa Shield and send the sensor data to NodeRed. ==
443 443  
444 444  
350 +== Upgrade Firmware of LA66 USB LoRaWAN Adapter ==
445 445  
446 -== 3.9  Upgrade Firmware of LA66 USB LoRaWAN Adapter ==
447 447  
448 448  
354 += Order Info =
449 449  
356 +Part Number:
450 450  
451 -= 4.  Order Info =
358 +**LA66-XXX**, **LA66-LoRaWAN-Shield-XXX** or **LA66-USB-LoRaWAN-Adapter-XXX**
452 452  
360 +**XXX**: The default frequency band
453 453  
454 -**Part Number:**  (% style="color:blue" %)**LA66-XXX**(%%), (% style="color:blue" %)**LA66-LoRaWAN-Shield-XXX** (%%) **or**  (% style="color:blue" %)**LA66-USB-LoRaWAN-Adapter-XXX**
362 +* **AS923**: LoRaWAN AS923 band
363 +* **AU915**: LoRaWAN AU915 band
364 +* **EU433**: LoRaWAN EU433 band
365 +* **EU868**: LoRaWAN EU868 band
366 +* **KR920**: LoRaWAN KR920 band
367 +* **US915**: LoRaWAN US915 band
368 +* **IN865**: LoRaWAN IN865 band
369 +* **CN470**: LoRaWAN CN470 band
370 +* **PP**: Peer to Peer LoRa Protocol
455 455  
456 456  
457 -(% style="color:blue" %)**XXX**(%%): The default frequency band
373 += Reference =
458 458  
459 -* (% style="color:red" %)**AS923**(%%):  LoRaWAN AS923 band
460 -* (% style="color:red" %)**AU915**(%%):  LoRaWAN AU915 band
461 -* (% style="color:red" %)**EU433**(%%):  LoRaWAN EU433 band
462 -* (% style="color:red" %)**EU868**(%%):  LoRaWAN EU868 band
463 -* (% style="color:red" %)**KR920**(%%):  LoRaWAN KR920 band
464 -* (% style="color:red" %)**US915**(%%):  LoRaWAN US915 band
465 -* (% style="color:red" %)**IN865**(%%):  LoRaWAN IN865 band
466 -* (% style="color:red" %)**CN470**(%%): LoRaWAN CN470 band
467 -* (% style="color:red" %)**PP**(%%):  Peer to Peer LoRa Protocol
468 -
469 -
470 -
471 -= 5.  Reference =
472 -
473 473  * Hardware Design File for LA66 LoRaWAN Shield, LA66 USB LoRaWAN Adapter : [[Download>>https://www.dropbox.com/sh/a3wbmdcvqjxaqw5/AADZfvAiykJTK624RgMquH86a?dl=0]]
474 474  
475 475  

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