Last modified by Xiaoling on 2023/05/26 14:19
<
From version < 87.17 >
edited by Xiaoling
on 2022/07/13 10:13
To version < 87.1 >
edited by Edwin Chen
on 2022/07/11 09:10
>
Change comment: There is no comment for this version

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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
... ... @@ -194,89 +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 -(% 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/]]**
218 -
219 -
220 220  [[image:image-20220602103227-6.png]]
221 221  
222 -
223 223  [[image:image-20220602103357-7.png]]
224 224  
225 225  
226 -
227 227  (% class="wikigeneratedid" id="HSelecttheCOMportcorrespondingtoUSBTTL" %)
228 -(% style="color:blue" %)**2. Select the COM port corresponding to USB TTL**
170 +**2. Select the COM port corresponding to USB TTL**
229 229  
230 -
231 231  [[image:image-20220602103844-8.png]]
232 232  
233 233  
234 -
235 235  (% class="wikigeneratedid" id="HSelectthebinfiletoburn" %)
236 -(% style="color:blue" %)**3. Select the bin file to burn**
176 +**3. Select the bin file to burn**
237 237  
238 -
239 239  [[image:image-20220602104144-9.png]]
240 240  
241 -
242 242  [[image:image-20220602104251-10.png]]
243 243  
244 -
245 245  [[image:image-20220602104402-11.png]]
246 246  
247 247  
248 -
249 249  (% class="wikigeneratedid" id="HClicktostartthedownload" %)
250 -(% style="color:blue" %)**4. Click to start the download**
186 +**4. Click to start the download**
251 251  
252 252  [[image:image-20220602104923-13.png]]
253 253  
254 254  
255 -
256 256  (% class="wikigeneratedid" id="HThefollowingfigureappearstoprovethattheburningisinprogress" %)
257 -(% style="color:blue" %)**5. Check update process**
192 +**5. Check update process**
258 258  
259 -
260 260  [[image:image-20220602104948-14.png]]
261 261  
262 262  
263 -
264 264  (% class="wikigeneratedid" id="HThefollowingpictureappearstoprovethattheburningissuccessful" %)
265 -(% style="color:blue" %)**The following picture shows that the burning is successful**
198 +**The following picture shows that the burning is successful**
266 266  
267 267  [[image:image-20220602105251-15.png]]
268 268  
269 269  
270 270  
271 -= 3.  LA66 USB LoRaWAN Adapter =
204 += LA66 USB LoRaWAN Adapter =
272 272  
206 +== Overview ==
273 273  
274 -== 3.1  Overview ==
275 -
276 276  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.
277 277  
278 278  
279 -== 3.2  Features ==
211 +== Features ==
280 280  
281 281  * LoRaWAN USB adapter base on LA66 LoRaWAN module
282 282  * Ultra-long RF range
... ... @@ -289,10 +289,8 @@
289 289  * AT Command via UART-TTL interface
290 290  * Firmware upgradable via UART interface
291 291  
224 +== Specification ==
292 292  
293 -
294 -== 3.3  Specification ==
295 -
296 296  * CPU: 32-bit 48 MHz
297 297  * Flash: 256KB
298 298  * RAM: 64KB
... ... @@ -309,24 +309,16 @@
309 309  * LoRa Tx Current: <90 mA at +17 dBm, 108 mA at +22 dBm
310 310  * LoRa Rx current: <9 mA
311 311  
242 +== Pin Mapping & LED ==
312 312  
244 +== Example Send & Get Messages via LoRaWAN in PC ==
313 313  
314 -== 3.4  Pin Mapping & LED ==
315 -
316 -
317 -
318 -== 3.5  Example: Send & Get Messages via LoRaWAN in PC ==
319 -
320 -
321 321  Assume user already input the LA66 USB LoRaWAN Adapter OTAA Keys in TTN and there is already TTN network coverage.
322 322  
248 +~1. Connect the LA66 USB LoRaWAN adapter to PC
323 323  
324 -(% style="color:blue" %)**1. Connect the LA66 USB LoRaWAN adapter to PC**
325 -
326 -
327 327  [[image:image-20220602171217-1.png||height="538" width="800"]]
328 328  
329 -
330 330  Open the serial port tool
331 331  
332 332  [[image:image-20220602161617-8.png]]
... ... @@ -334,75 +334,67 @@
334 334  [[image:image-20220602161718-9.png||height="457" width="800"]]
335 335  
336 336  
259 +2. Press the reset switch RST on the LA66 USB LoRaWAN Adapter to reset it.
337 337  
338 -(% style="color:blue" %)**2. Press the reset switch RST on the LA66 USB LoRaWAN Adapter to reset it.**
339 -
340 340  The following picture appears to prove that the LA66 USB LoRaWAN Adapter successfully Join the LoRaWAN network
341 341  
342 -
343 343  [[image:image-20220602161935-10.png||height="498" width="800"]]
344 344  
345 345  
266 +3. See Uplink Command
346 346  
347 -(% style="color:blue" %)**3. See Uplink Command**
268 +Command format: AT+SENDB=<confirn_status>,<Fport>,<data_len>,<data>
348 348  
349 -Command format: (% style="color:#4472c4" %)** AT+SENDB=<confirn_status>,<Fport>,<data_len>,<data>**
350 -
351 351  example: AT+SENDB=01,02,8,05820802581ea0a5
352 352  
353 353  [[image:image-20220602162157-11.png||height="497" width="800"]]
354 354  
355 355  
275 +4. Check to see if TTN received the message
356 356  
357 -(% style="color:blue" %)**4. Check to see if TTN received the message**
358 -
359 359  [[image:image-20220602162331-12.png||height="420" width="800"]]
360 360  
361 361  
362 362  
363 -== 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 ==
364 364  
365 -
283 +(% class="wikigeneratedid" id="HUsepythonasanexampleFF1A" %)
366 366  **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]]
367 367  
286 +(% class="wikigeneratedid" id="HPreconditions:" %)
287 +**Preconditions:**
368 368  
369 -(% style="color:red" %)**Preconditions:**
289 +1.LA66 USB LoRaWAN Adapter works fine
370 370  
371 -(% style="color:red" %)**1. LA66 USB LoRaWAN Adapter works fine**
291 +2.LA66 USB LoRaWAN Adapter  is registered with TTN
372 372  
373 -(% style="color:red" %)**2. LA66 USB LoRaWAN Adapter  is registered with TTN**
293 +(% class="wikigeneratedid" id="HStepsforusage" %)
294 +**Steps for usage**
374 374  
296 +1.Press the reset switch RESET on the LA66 USB LoRaWAN Adapter
375 375  
298 +2.Run the python script in PC and see the TTN
376 376  
377 -(% style="color:blue" %)**Steps for usage:**
378 -
379 -(% style="color:blue" %)**1.**(%%) Press the reset switch RESET on the LA66 USB LoRaWAN Adapter
380 -
381 -(% style="color:blue" %)**2.**(%%) Run the python script in PC and see the TTN
382 -
383 383  [[image:image-20220602115852-3.png||height="450" width="1187"]]
384 384  
385 385  
386 386  
387 -== 3.7  Example: Send & Get Messages via LoRaWAN in RPi ==
304 +== Example Send & Get Messages via LoRaWAN in RPi ==
388 388  
389 -
390 390  Assume user already input the LA66 USB LoRaWAN Adapter OTAA Keys in TTN and there is already TTN network coverage.
391 391  
308 +~1. Connect the LA66 USB LoRaWAN Adapter to the Raspberry Pi
392 392  
393 -(% style="color:blue" %)**1. Connect the LA66 USB LoRaWAN Adapter to the Raspberry Pi**
394 -
395 395  [[image:image-20220602171233-2.png||height="538" width="800"]]
396 396  
397 397  
313 +2. Install Minicom in RPi.
398 398  
399 -(% style="color:blue" %)**2. Install Minicom in RPi.**
400 -
401 401  (% id="cke_bm_509388S" style="display:none" %) (%%)Enter the following command in the RPi terminal
402 402  
403 - (% style="background-color:yellow" %)**apt update**
317 +(% class="mark" %)apt update
404 404  
405 - (% style="background-color:yellow" %)**apt install minicom**
319 +(% class="mark" %)apt install minicom
406 406  
407 407  
408 408  Use minicom to connect to the RPI's terminal
... ... @@ -410,27 +410,20 @@
410 410  [[image:image-20220602153146-3.png||height="439" width="500"]]
411 411  
412 412  
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
413 413  
414 -(% style="color:blue" %)**3. Press the reset switch RST on the LA66 USB LoRaWAN Adapter.**
415 -
416 -The following picture appears to prove that the LA66 USB LoRaWAN Adapter successfully entered the network.
417 -
418 -
419 419  [[image:image-20220602154928-5.png||height="436" width="500"]]
420 420  
421 421  
333 +4. Send Uplink message
422 422  
423 -(% style="color:blue" %)**4. Send Uplink message**
335 +Format: AT+SENDB=<confirn_status>,<Fport>,<data_len>,<data>
424 424  
425 -Format: (% style="color:#4472c4" %)**AT+SENDB=<confirn_status>,<Fport>,<data_len>,<data>**
426 -
427 427  example: AT+SENDB=01,02,8,05820802581ea0a5
428 428  
429 -
430 430  [[image:image-20220602160339-6.png||height="517" width="600"]]
431 431  
432 -
433 -
434 434  Check to see if TTN received the message
435 435  
436 436  [[image:image-20220602160627-7.png||height="369" width="800"]]
... ... @@ -437,37 +437,34 @@
437 437  
438 438  
439 439  
440 -== 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. ==
441 441  
442 442  
350 +== Upgrade Firmware of LA66 USB LoRaWAN Adapter ==
443 443  
444 -== 3.9  Upgrade Firmware of LA66 USB LoRaWAN Adapter ==
445 445  
446 446  
354 += Order Info =
447 447  
356 +Part Number:
448 448  
449 -= 4.  Order Info =
358 +**LA66-XXX**, **LA66-LoRaWAN-Shield-XXX** or **LA66-USB-LoRaWAN-Adapter-XXX**
450 450  
360 +**XXX**: The default frequency band
451 451  
452 -**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
453 453  
454 454  
455 -(% style="color:blue" %)**XXX**(%%): The default frequency band
373 += Reference =
456 456  
457 -* (% style="color:red" %)**AS923**(%%):  LoRaWAN AS923 band
458 -* (% style="color:red" %)**AU915**(%%):  LoRaWAN AU915 band
459 -* (% style="color:red" %)**EU433**(%%):  LoRaWAN EU433 band
460 -* (% style="color:red" %)**EU868**(%%):  LoRaWAN EU868 band
461 -* (% style="color:red" %)**KR920**(%%):  LoRaWAN KR920 band
462 -* (% style="color:red" %)**US915**(%%):  LoRaWAN US915 band
463 -* (% style="color:red" %)**IN865**(%%):  LoRaWAN IN865 band
464 -* (% style="color:red" %)**CN470**(%%): LoRaWAN CN470 band
465 -* (% style="color:red" %)**PP**(%%):  Peer to Peer LoRa Protocol
466 -
467 -
468 -
469 -= 5.  Reference =
470 -
471 471  * Hardware Design File for LA66 LoRaWAN Shield, LA66 USB LoRaWAN Adapter : [[Download>>https://www.dropbox.com/sh/a3wbmdcvqjxaqw5/AADZfvAiykJTK624RgMquH86a?dl=0]]
472 472  
473 473  

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