Last modified by Xiaoling on 2023/05/26 14:19
<
From version < 88.2 >
edited by Edwin Chen
on 2022/07/15 00:07
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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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 -[[image:image-20220715000242-1.png||height="110" width="132"]]
17 -
18 18  (% 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.
19 -)))
20 20  
21 -(((
22 22  (% 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.
23 -)))
24 24  
25 -(((
26 26  Each LA66 module includes a (% style="color:blue" %)**world-unique OTAA key**(%%) for LoRaWAN registration.
27 -)))
28 28  
29 -(((
30 30  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.
31 -)))
32 32  
33 -(((
34 34  LA66 is equipped with (% style="color:blue" %)**TCXO crystal**(%%) which ensures the module can achieve stable performance in extreme temperatures.
35 -)))
36 36  
37 37  
38 -== 1.2  Features ==
20 +== Features ==
39 39  
40 40  * Support LoRaWAN v1.0.4 protocol
41 41  * Support peer-to-peer protocol
... ... @@ -47,9 +47,8 @@
47 47  * Firmware upgradable via UART interface
48 48  * Ultra-long RF range
49 49  
32 +== Specification ==
50 50  
51 -== 1.3  Specification ==
52 -
53 53  * CPU: 32-bit 48 MHz
54 54  * Flash: 256KB
55 55  * RAM: 64KB
... ... @@ -68,40 +68,34 @@
68 68  * LoRa Rx current: <9 mA
69 69  * I/O Voltage: 3.3v
70 70  
52 +== AT Command ==
71 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
... ... @@ -114,9 +114,8 @@
114 114  * Firmware upgradable via UART interface
115 115  * Ultra-long RF range
116 116  
92 +== Specification ==
117 117  
118 -== 2.3  Specification ==
119 -
120 120  * CPU: 32-bit 48 MHz
121 121  * Flash: 256KB
122 122  * RAM: 64KB
... ... @@ -135,54 +135,34 @@
135 135  * LoRa Rx current: <9 mA
136 136  * I/O Voltage: 3.3v
137 137  
112 +== Pin Mapping & LED ==
138 138  
139 -== 2.4  Pin Mapping & LED ==
114 +== Example: Use AT Command to communicate with LA66 module via Arduino UNO. ==
140 140  
116 +== Example: Join TTN network and send an uplink message, get downlink message. ==
141 141  
118 +== Example: Log Temperature Sensor(DHT11) and send data to TTN, show it in DataCake. ==
142 142  
143 -== 2.5  Example: Use AT Command to communicate with LA66 module via Arduino UNO. ==
120 +== Upgrade Firmware of LA66 LoRaWAN Shield ==
144 144  
122 +=== Items needed for update ===
145 145  
146 -
147 -== 2.6  Example: Join TTN network and send an uplink message, get downlink message. ==
148 -
149 -
150 -
151 -== 2.7  Example: Log Temperature Sensor(DHT11) and send data to TTN, show it in DataCake. ==
152 -
153 -
154 -
155 -== 2.8  Upgrade Firmware of LA66 LoRaWAN Shield ==
156 -
157 -
158 -=== 2.8.1  Items needed for update ===
159 -
160 160  1. LA66 LoRaWAN Shield
161 161  1. Arduino
162 162  1. USB TO TTL Adapter
163 163  
164 -
165 -
166 166  [[image:image-20220602100052-2.png||height="385" width="600"]]
167 167  
168 168  
169 -=== 2.8.2  Connection ===
131 +=== Connection ===
170 170  
171 -
172 172  [[image:image-20220602101311-3.png||height="276" width="600"]]
173 173  
135 +(% style="color:blue" %)**LA66 LoRaWAN Shield**(%%)  <-> (% style="color:blue" %)**USB TTL**(%%)
136 +**GND  <-> GND
137 +TXD  <-> TXD
138 +RXD  <-> RXD**
174 174  
175 -(((
176 -(% style="color:blue" %)**LA66 LoRaWAN Shield**(%%)  **<->** (% style="color:blue" %)**USB TTL**
177 -)))
178 -
179 -(((
180 -(% style="background-color:yellow" %)**GND  <-> GND
181 -TXD  <->  TXD
182 -RXD  <->  RXD**
183 -)))
184 -
185 -
186 186  Put a jumper cap on JP6 of LA66 LoRaWAN Shield. ( the jumper is to power on LA66 module)
187 187  
188 188  Connect USB TTL Adapter to PC after connecting the wires
... ... @@ -191,91 +191,70 @@
191 191  [[image:image-20220602102240-4.png||height="304" width="600"]]
192 192  
193 193  
194 -=== 2.8.3  Upgrade steps ===
148 +=== Upgrade steps ===
195 195  
150 +==== Switch SW1 to put in ISP position ====
196 196  
197 -==== 1.  Switch SW1 to put in ISP position ====
198 -
199 -
200 200  [[image:image-20220602102824-5.png||height="306" width="600"]]
201 201  
202 202  
155 +==== Press the RST switch once ====
203 203  
204 -==== 2.  Press the RST switch once ====
205 -
206 -
207 207  [[image:image-20220602104701-12.png||height="285" width="600"]]
208 208  
209 209  
160 +==== Open the Upgrade tool (Tremo Programmer) in PC and Upgrade ====
210 210  
211 -==== 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/]]**
212 212  
213 -
214 -(((
215 -(% 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/]]**
216 -)))
217 -
218 -
219 219  [[image:image-20220602103227-6.png]]
220 220  
221 -
222 222  [[image:image-20220602103357-7.png]]
223 223  
224 224  
225 -
226 226  (% class="wikigeneratedid" id="HSelecttheCOMportcorrespondingtoUSBTTL" %)
227 -(% style="color:blue" %)**2. Select the COM port corresponding to USB TTL**
170 +**2. Select the COM port corresponding to USB TTL**
228 228  
229 -
230 230  [[image:image-20220602103844-8.png]]
231 231  
232 232  
233 -
234 234  (% class="wikigeneratedid" id="HSelectthebinfiletoburn" %)
235 -(% style="color:blue" %)**3. Select the bin file to burn**
176 +**3. Select the bin file to burn**
236 236  
237 -
238 238  [[image:image-20220602104144-9.png]]
239 239  
240 -
241 241  [[image:image-20220602104251-10.png]]
242 242  
243 -
244 244  [[image:image-20220602104402-11.png]]
245 245  
246 246  
247 -
248 248  (% class="wikigeneratedid" id="HClicktostartthedownload" %)
249 -(% style="color:blue" %)**4. Click to start the download**
186 +**4. Click to start the download**
250 250  
251 251  [[image:image-20220602104923-13.png]]
252 252  
253 253  
254 -
255 255  (% class="wikigeneratedid" id="HThefollowingfigureappearstoprovethattheburningisinprogress" %)
256 -(% style="color:blue" %)**5. Check update process**
192 +**5. Check update process**
257 257  
258 -
259 259  [[image:image-20220602104948-14.png]]
260 260  
261 261  
262 -
263 263  (% class="wikigeneratedid" id="HThefollowingpictureappearstoprovethattheburningissuccessful" %)
264 -(% style="color:blue" %)**The following picture shows that the burning is successful**
198 +**The following picture shows that the burning is successful**
265 265  
266 266  [[image:image-20220602105251-15.png]]
267 267  
268 268  
269 269  
270 -= 3.  LA66 USB LoRaWAN Adapter =
204 += LA66 USB LoRaWAN Adapter =
271 271  
206 +== Overview ==
272 272  
273 -== 3.1  Overview ==
274 -
275 275  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.
276 276  
277 277  
278 -== 3.2  Features ==
211 +== Features ==
279 279  
280 280  * LoRaWAN USB adapter base on LA66 LoRaWAN module
281 281  * Ultra-long RF range
... ... @@ -288,9 +288,8 @@
288 288  * AT Command via UART-TTL interface
289 289  * Firmware upgradable via UART interface
290 290  
224 +== Specification ==
291 291  
292 -== 3.3  Specification ==
293 -
294 294  * CPU: 32-bit 48 MHz
295 295  * Flash: 256KB
296 296  * RAM: 64KB
... ... @@ -307,23 +307,16 @@
307 307  * LoRa Tx Current: <90 mA at +17 dBm, 108 mA at +22 dBm
308 308  * LoRa Rx current: <9 mA
309 309  
242 +== Pin Mapping & LED ==
310 310  
311 -== 3.4  Pin Mapping & LED ==
244 +== Example Send & Get Messages via LoRaWAN in PC ==
312 312  
313 -
314 -
315 -== 3.5  Example: Send & Get Messages via LoRaWAN in PC ==
316 -
317 -
318 318  Assume user already input the LA66 USB LoRaWAN Adapter OTAA Keys in TTN and there is already TTN network coverage.
319 319  
248 +~1. Connect the LA66 USB LoRaWAN adapter to PC
320 320  
321 -(% style="color:blue" %)**1. Connect the LA66 USB LoRaWAN adapter to PC**
322 -
323 -
324 324  [[image:image-20220602171217-1.png||height="538" width="800"]]
325 325  
326 -
327 327  Open the serial port tool
328 328  
329 329  [[image:image-20220602161617-8.png]]
... ... @@ -331,75 +331,67 @@
331 331  [[image:image-20220602161718-9.png||height="457" width="800"]]
332 332  
333 333  
259 +2. Press the reset switch RST on the LA66 USB LoRaWAN Adapter to reset it.
334 334  
335 -(% style="color:blue" %)**2. Press the reset switch RST on the LA66 USB LoRaWAN Adapter to reset it.**
336 -
337 337  The following picture appears to prove that the LA66 USB LoRaWAN Adapter successfully Join the LoRaWAN network
338 338  
339 -
340 340  [[image:image-20220602161935-10.png||height="498" width="800"]]
341 341  
342 342  
266 +3. See Uplink Command
343 343  
344 -(% style="color:blue" %)**3. See Uplink Command**
268 +Command format: AT+SENDB=<confirn_status>,<Fport>,<data_len>,<data>
345 345  
346 -Command format: (% style="color:#4472c4" %)** AT+SENDB=<confirn_status>,<Fport>,<data_len>,<data>**
347 -
348 348  example: AT+SENDB=01,02,8,05820802581ea0a5
349 349  
350 350  [[image:image-20220602162157-11.png||height="497" width="800"]]
351 351  
352 352  
275 +4. Check to see if TTN received the message
353 353  
354 -(% style="color:blue" %)**4. Check to see if TTN received the message**
355 -
356 356  [[image:image-20220602162331-12.png||height="420" width="800"]]
357 357  
358 358  
359 359  
360 -== 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 ==
361 361  
362 -
283 +(% class="wikigeneratedid" id="HUsepythonasanexampleFF1A" %)
363 363  **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]]
364 364  
286 +(% class="wikigeneratedid" id="HPreconditions:" %)
287 +**Preconditions:**
365 365  
366 -(% style="color:red" %)**Preconditions:**
289 +1.LA66 USB LoRaWAN Adapter works fine
367 367  
368 -(% style="color:red" %)**1. LA66 USB LoRaWAN Adapter works fine**
291 +2.LA66 USB LoRaWAN Adapter  is registered with TTN
369 369  
370 -(% style="color:red" %)**2. LA66 USB LoRaWAN Adapter  is registered with TTN**
293 +(% class="wikigeneratedid" id="HStepsforusage" %)
294 +**Steps for usage**
371 371  
296 +1.Press the reset switch RESET on the LA66 USB LoRaWAN Adapter
372 372  
298 +2.Run the python script in PC and see the TTN
373 373  
374 -(% style="color:blue" %)**Steps for usage:**
375 -
376 -(% style="color:blue" %)**1.**(%%) Press the reset switch RESET on the LA66 USB LoRaWAN Adapter
377 -
378 -(% style="color:blue" %)**2.**(%%) Run the python script in PC and see the TTN
379 -
380 380  [[image:image-20220602115852-3.png||height="450" width="1187"]]
381 381  
382 382  
383 383  
384 -== 3.7  Example: Send & Get Messages via LoRaWAN in RPi ==
304 +== Example Send & Get Messages via LoRaWAN in RPi ==
385 385  
386 -
387 387  Assume user already input the LA66 USB LoRaWAN Adapter OTAA Keys in TTN and there is already TTN network coverage.
388 388  
308 +~1. Connect the LA66 USB LoRaWAN Adapter to the Raspberry Pi
389 389  
390 -(% style="color:blue" %)**1. Connect the LA66 USB LoRaWAN Adapter to the Raspberry Pi**
391 -
392 392  [[image:image-20220602171233-2.png||height="538" width="800"]]
393 393  
394 394  
313 +2. Install Minicom in RPi.
395 395  
396 -(% style="color:blue" %)**2. Install Minicom in RPi.**
397 -
398 398  (% id="cke_bm_509388S" style="display:none" %) (%%)Enter the following command in the RPi terminal
399 399  
400 - (% style="background-color:yellow" %)**apt update**
317 +(% class="mark" %)apt update
401 401  
402 - (% style="background-color:yellow" %)**apt install minicom**
319 +(% class="mark" %)apt install minicom
403 403  
404 404  
405 405  Use minicom to connect to the RPI's terminal
... ... @@ -407,27 +407,20 @@
407 407  [[image:image-20220602153146-3.png||height="439" width="500"]]
408 408  
409 409  
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
410 410  
411 -(% style="color:blue" %)**3. Press the reset switch RST on the LA66 USB LoRaWAN Adapter.**
412 -
413 -The following picture appears to prove that the LA66 USB LoRaWAN Adapter successfully entered the network.
414 -
415 -
416 416  [[image:image-20220602154928-5.png||height="436" width="500"]]
417 417  
418 418  
333 +4. Send Uplink message
419 419  
420 -(% style="color:blue" %)**4. Send Uplink message**
335 +Format: AT+SENDB=<confirn_status>,<Fport>,<data_len>,<data>
421 421  
422 -Format: (% style="color:#4472c4" %)**AT+SENDB=<confirn_status>,<Fport>,<data_len>,<data>**
423 -
424 424  example: AT+SENDB=01,02,8,05820802581ea0a5
425 425  
426 -
427 427  [[image:image-20220602160339-6.png||height="517" width="600"]]
428 428  
429 -
430 -
431 431  Check to see if TTN received the message
432 432  
433 433  [[image:image-20220602160627-7.png||height="369" width="800"]]
... ... @@ -434,35 +434,34 @@
434 434  
435 435  
436 436  
437 -== 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. ==
438 438  
439 439  
350 +== Upgrade Firmware of LA66 USB LoRaWAN Adapter ==
440 440  
441 -== 3.9  Upgrade Firmware of LA66 USB LoRaWAN Adapter ==
442 442  
443 443  
354 += Order Info =
444 444  
356 +Part Number:
445 445  
446 -= 4.  Order Info =
358 +**LA66-XXX**, **LA66-LoRaWAN-Shield-XXX** or **LA66-USB-LoRaWAN-Adapter-XXX**
447 447  
360 +**XXX**: The default frequency band
448 448  
449 -**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
450 450  
451 451  
452 -(% style="color:blue" %)**XXX**(%%): The default frequency band
373 += Reference =
453 453  
454 -* (% style="color:red" %)**AS923**(%%):  LoRaWAN AS923 band
455 -* (% style="color:red" %)**AU915**(%%):  LoRaWAN AU915 band
456 -* (% style="color:red" %)**EU433**(%%):  LoRaWAN EU433 band
457 -* (% style="color:red" %)**EU868**(%%):  LoRaWAN EU868 band
458 -* (% style="color:red" %)**KR920**(%%):  LoRaWAN KR920 band
459 -* (% style="color:red" %)**US915**(%%):  LoRaWAN US915 band
460 -* (% style="color:red" %)**IN865**(%%):  LoRaWAN IN865 band
461 -* (% style="color:red" %)**CN470**(%%): LoRaWAN CN470 band
462 -* (% style="color:red" %)**PP**(%%):  Peer to Peer LoRa Protocol
463 -
464 -
465 -= 5.  Reference =
466 -
467 467  * Hardware Design File for LA66 LoRaWAN Shield, LA66 USB LoRaWAN Adapter : [[Download>>https://www.dropbox.com/sh/a3wbmdcvqjxaqw5/AADZfvAiykJTK624RgMquH86a?dl=0]]
468 468  
377 +
image-20220715000242-1.png
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