Last modified by Xiaoling on 2023/05/26 14:19
<
From version < 87.16 >
edited by Xiaoling
on 2022/07/13 10:10
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
... ... @@ -136,54 +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 -(% style="color:blue" %)**LA66 LoRaWAN Shield**(%%)  **<->** (% style="color:blue" %)**USB TTL**
179 -
180 -(((
181 -(% style="background-color:yellow" %)**GND  <-> GND
182 -TXD  <->  TXD
183 -RXD  <->  RXD**
184 -)))
185 -
186 -
187 187  Put a jumper cap on JP6 of LA66 LoRaWAN Shield. ( the jumper is to power on LA66 module)
188 188  
189 189  Connect USB TTL Adapter to PC after connecting the wires
... ... @@ -192,89 +192,70 @@
192 192  [[image:image-20220602102240-4.png||height="304" width="600"]]
193 193  
194 194  
195 -=== 2.8.3  Upgrade steps ===
148 +=== Upgrade steps ===
196 196  
150 +==== Switch SW1 to put in ISP position ====
197 197  
198 -==== 1.  Switch SW1 to put in ISP position ====
199 -
200 -
201 201  [[image:image-20220602102824-5.png||height="306" width="600"]]
202 202  
203 203  
155 +==== Press the RST switch once ====
204 204  
205 -==== 2.  Press the RST switch once ====
206 -
207 -
208 208  [[image:image-20220602104701-12.png||height="285" width="600"]]
209 209  
210 210  
160 +==== Open the Upgrade tool (Tremo Programmer) in PC and Upgrade ====
211 211  
212 -==== 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/]]**
213 213  
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 -
218 218  [[image:image-20220602103227-6.png]]
219 219  
220 -
221 221  [[image:image-20220602103357-7.png]]
222 222  
223 223  
224 -
225 225  (% class="wikigeneratedid" id="HSelecttheCOMportcorrespondingtoUSBTTL" %)
226 -(% style="color:blue" %)**2. Select the COM port corresponding to USB TTL**
170 +**2. Select the COM port corresponding to USB TTL**
227 227  
228 -
229 229  [[image:image-20220602103844-8.png]]
230 230  
231 231  
232 -
233 233  (% class="wikigeneratedid" id="HSelectthebinfiletoburn" %)
234 -(% style="color:blue" %)**3. Select the bin file to burn**
176 +**3. Select the bin file to burn**
235 235  
236 -
237 237  [[image:image-20220602104144-9.png]]
238 238  
239 -
240 240  [[image:image-20220602104251-10.png]]
241 241  
242 -
243 243  [[image:image-20220602104402-11.png]]
244 244  
245 245  
246 -
247 247  (% class="wikigeneratedid" id="HClicktostartthedownload" %)
248 -(% style="color:blue" %)**4. Click to start the download**
186 +**4. Click to start the download**
249 249  
250 250  [[image:image-20220602104923-13.png]]
251 251  
252 252  
253 -
254 254  (% class="wikigeneratedid" id="HThefollowingfigureappearstoprovethattheburningisinprogress" %)
255 -(% style="color:blue" %)**5. Check update process**
192 +**5. Check update process**
256 256  
257 -
258 258  [[image:image-20220602104948-14.png]]
259 259  
260 260  
261 -
262 262  (% class="wikigeneratedid" id="HThefollowingpictureappearstoprovethattheburningissuccessful" %)
263 -(% style="color:blue" %)**The following picture shows that the burning is successful**
198 +**The following picture shows that the burning is successful**
264 264  
265 265  [[image:image-20220602105251-15.png]]
266 266  
267 267  
268 268  
269 -= 3.  LA66 USB LoRaWAN Adapter =
204 += LA66 USB LoRaWAN Adapter =
270 270  
206 +== Overview ==
271 271  
272 -== 3.1  Overview ==
273 -
274 274  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.
275 275  
276 276  
277 -== 3.2  Features ==
211 +== Features ==
278 278  
279 279  * LoRaWAN USB adapter base on LA66 LoRaWAN module
280 280  * Ultra-long RF range
... ... @@ -287,10 +287,8 @@
287 287  * AT Command via UART-TTL interface
288 288  * Firmware upgradable via UART interface
289 289  
224 +== Specification ==
290 290  
291 -
292 -== 3.3  Specification ==
293 -
294 294  * CPU: 32-bit 48 MHz
295 295  * Flash: 256KB
296 296  * RAM: 64KB
... ... @@ -307,24 +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  
244 +== Example Send & Get Messages via LoRaWAN in PC ==
311 311  
312 -== 3.4  Pin Mapping & LED ==
313 -
314 -
315 -
316 -== 3.5  Example: Send & Get Messages via LoRaWAN in PC ==
317 -
318 -
319 319  Assume user already input the LA66 USB LoRaWAN Adapter OTAA Keys in TTN and there is already TTN network coverage.
320 320  
248 +~1. Connect the LA66 USB LoRaWAN adapter to PC
321 321  
322 -(% style="color:blue" %)**1. Connect the LA66 USB LoRaWAN adapter to PC**
323 -
324 -
325 325  [[image:image-20220602171217-1.png||height="538" width="800"]]
326 326  
327 -
328 328  Open the serial port tool
329 329  
330 330  [[image:image-20220602161617-8.png]]
... ... @@ -332,75 +332,67 @@
332 332  [[image:image-20220602161718-9.png||height="457" width="800"]]
333 333  
334 334  
259 +2. Press the reset switch RST on the LA66 USB LoRaWAN Adapter to reset it.
335 335  
336 -(% style="color:blue" %)**2. Press the reset switch RST on the LA66 USB LoRaWAN Adapter to reset it.**
337 -
338 338  The following picture appears to prove that the LA66 USB LoRaWAN Adapter successfully Join the LoRaWAN network
339 339  
340 -
341 341  [[image:image-20220602161935-10.png||height="498" width="800"]]
342 342  
343 343  
266 +3. See Uplink Command
344 344  
345 -(% style="color:blue" %)**3. See Uplink Command**
268 +Command format: AT+SENDB=<confirn_status>,<Fport>,<data_len>,<data>
346 346  
347 -Command format: (% style="color:#4472c4" %)** AT+SENDB=<confirn_status>,<Fport>,<data_len>,<data>**
348 -
349 349  example: AT+SENDB=01,02,8,05820802581ea0a5
350 350  
351 351  [[image:image-20220602162157-11.png||height="497" width="800"]]
352 352  
353 353  
275 +4. Check to see if TTN received the message
354 354  
355 -(% style="color:blue" %)**4. Check to see if TTN received the message**
356 -
357 357  [[image:image-20220602162331-12.png||height="420" width="800"]]
358 358  
359 359  
360 360  
361 -== 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 ==
362 362  
363 -
283 +(% class="wikigeneratedid" id="HUsepythonasanexampleFF1A" %)
364 364  **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]]
365 365  
286 +(% class="wikigeneratedid" id="HPreconditions:" %)
287 +**Preconditions:**
366 366  
367 -(% style="color:red" %)**Preconditions:**
289 +1.LA66 USB LoRaWAN Adapter works fine
368 368  
369 -(% style="color:red" %)**1. LA66 USB LoRaWAN Adapter works fine**
291 +2.LA66 USB LoRaWAN Adapter  is registered with TTN
370 370  
371 -(% style="color:red" %)**2. LA66 USB LoRaWAN Adapter  is registered with TTN**
293 +(% class="wikigeneratedid" id="HStepsforusage" %)
294 +**Steps for usage**
372 372  
296 +1.Press the reset switch RESET on the LA66 USB LoRaWAN Adapter
373 373  
298 +2.Run the python script in PC and see the TTN
374 374  
375 -(% style="color:blue" %)**Steps for usage:**
376 -
377 -(% style="color:blue" %)**1.**(%%) Press the reset switch RESET on the LA66 USB LoRaWAN Adapter
378 -
379 -(% style="color:blue" %)**2.**(%%) Run the python script in PC and see the TTN
380 -
381 381  [[image:image-20220602115852-3.png||height="450" width="1187"]]
382 382  
383 383  
384 384  
385 -== 3.7  Example: Send & Get Messages via LoRaWAN in RPi ==
304 +== Example Send & Get Messages via LoRaWAN in RPi ==
386 386  
387 -
388 388  Assume user already input the LA66 USB LoRaWAN Adapter OTAA Keys in TTN and there is already TTN network coverage.
389 389  
308 +~1. Connect the LA66 USB LoRaWAN Adapter to the Raspberry Pi
390 390  
391 -(% style="color:blue" %)**1. Connect the LA66 USB LoRaWAN Adapter to the Raspberry Pi**
392 -
393 393  [[image:image-20220602171233-2.png||height="538" width="800"]]
394 394  
395 395  
313 +2. Install Minicom in RPi.
396 396  
397 -(% style="color:blue" %)**2. Install Minicom in RPi.**
398 -
399 399  (% id="cke_bm_509388S" style="display:none" %) (%%)Enter the following command in the RPi terminal
400 400  
401 - (% style="background-color:yellow" %)**apt update**
317 +(% class="mark" %)apt update
402 402  
403 - (% style="background-color:yellow" %)**apt install minicom**
319 +(% class="mark" %)apt install minicom
404 404  
405 405  
406 406  Use minicom to connect to the RPI's terminal
... ... @@ -408,27 +408,20 @@
408 408  [[image:image-20220602153146-3.png||height="439" width="500"]]
409 409  
410 410  
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
411 411  
412 -(% style="color:blue" %)**3. Press the reset switch RST on the LA66 USB LoRaWAN Adapter.**
413 -
414 -The following picture appears to prove that the LA66 USB LoRaWAN Adapter successfully entered the network.
415 -
416 -
417 417  [[image:image-20220602154928-5.png||height="436" width="500"]]
418 418  
419 419  
333 +4. Send Uplink message
420 420  
421 -(% style="color:blue" %)**4. Send Uplink message**
335 +Format: AT+SENDB=<confirn_status>,<Fport>,<data_len>,<data>
422 422  
423 -Format: (% style="color:#4472c4" %)**AT+SENDB=<confirn_status>,<Fport>,<data_len>,<data>**
424 -
425 425  example: AT+SENDB=01,02,8,05820802581ea0a5
426 426  
427 -
428 428  [[image:image-20220602160339-6.png||height="517" width="600"]]
429 429  
430 -
431 -
432 432  Check to see if TTN received the message
433 433  
434 434  [[image:image-20220602160627-7.png||height="369" width="800"]]
... ... @@ -435,37 +435,34 @@
435 435  
436 436  
437 437  
438 -== 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. ==
439 439  
440 440  
350 +== Upgrade Firmware of LA66 USB LoRaWAN Adapter ==
441 441  
442 -== 3.9  Upgrade Firmware of LA66 USB LoRaWAN Adapter ==
443 443  
444 444  
354 += Order Info =
445 445  
356 +Part Number:
446 446  
447 -= 4.  Order Info =
358 +**LA66-XXX**, **LA66-LoRaWAN-Shield-XXX** or **LA66-USB-LoRaWAN-Adapter-XXX**
448 448  
360 +**XXX**: The default frequency band
449 449  
450 -**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
451 451  
452 452  
453 -(% style="color:blue" %)**XXX**(%%): The default frequency band
373 += Reference =
454 454  
455 -* (% style="color:red" %)**AS923**(%%):  LoRaWAN AS923 band
456 -* (% style="color:red" %)**AU915**(%%):  LoRaWAN AU915 band
457 -* (% style="color:red" %)**EU433**(%%):  LoRaWAN EU433 band
458 -* (% style="color:red" %)**EU868**(%%):  LoRaWAN EU868 band
459 -* (% style="color:red" %)**KR920**(%%):  LoRaWAN KR920 band
460 -* (% style="color:red" %)**US915**(%%):  LoRaWAN US915 band
461 -* (% style="color:red" %)**IN865**(%%):  LoRaWAN IN865 band
462 -* (% style="color:red" %)**CN470**(%%): LoRaWAN CN470 band
463 -* (% style="color:red" %)**PP**(%%):  Peer to Peer LoRa Protocol
464 -
465 -
466 -
467 -= 5.  Reference =
468 -
469 469  * Hardware Design File for LA66 LoRaWAN Shield, LA66 USB LoRaWAN Adapter : [[Download>>https://www.dropbox.com/sh/a3wbmdcvqjxaqw5/AADZfvAiykJTK624RgMquH86a?dl=0]]
470 470  
471 471  

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