<
From version < 87.18 >
edited by Xiaoling
on 2022/07/13 10:15
To version < 71.1 >
edited by Edwin Chen
on 2022/07/03 00:00
>
Change comment: There is no comment for this version

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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
... ... @@ -46,9 +46,8 @@
46 46  * Ultra-long RF range
47 47  
48 48  
33 +== Specification ==
49 49  
50 -== 1.3  Specification ==
51 -
52 52  * CPU: 32-bit 48 MHz
53 53  * Flash: 256KB
54 54  * RAM: 64KB
... ... @@ -67,41 +67,51 @@
67 67  * LoRa Rx current: <9 mA
68 68  * I/O Voltage: 3.3v
69 69  
53 +== 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 ==
58 +== Dimension ==
78 78  
79 79  [[image:image-20220517072526-1.png]]
80 80  
81 81  
63 +== Pin Mapping ==
82 82  
83 -== 1.6  Pin Mapping ==
65 +[[image:image-20220523101537-1.png]]
84 84  
67 +== Land Pattern ==
85 85  
86 -[[image:image-20220523101537-1.png]]
69 +[[image:image-20220517072821-2.png]]
87 87  
88 88  
72 +== Part Number ==
89 89  
90 -== 1.7  Land Pattern ==
74 +Part Number: **LA66-XXX**
91 91  
92 -[[image:image-20220517072821-2.png]]
76 +**XX**: The default frequency band
93 93  
78 +* **AS923**: LoRaWAN AS923 band
79 +* **AU915**: LoRaWAN AU915 band
80 +* **EU433**: LoRaWAN EU433 band
81 +* **EU868**: LoRaWAN EU868 band
82 +* **KR920**: LoRaWAN KR920 band
83 +* **US915**: LoRaWAN US915 band
84 +* **IN865**: LoRaWAN IN865 band
85 +* **CN470**: LoRaWAN CN470 band
86 +* **PP**: Peer to Peer LoRa Protocol
94 94  
95 95  
96 -= 2.  LA66 LoRaWAN Shield =
97 97  
90 += LA66 LoRaWAN Shield =
98 98  
99 -== 2.1  Overview ==
92 +== Overview ==
100 100  
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 ==
97 +== Features ==
105 105  
106 106  * Arduino Shield base on LA66 LoRaWAN module
107 107  * Support LoRaWAN v1.0.4 protocol
... ... @@ -115,9 +115,8 @@
115 115  * Ultra-long RF range
116 116  
117 117  
111 +== Specification ==
118 118  
119 -== 2.3  Specification ==
120 -
121 121  * CPU: 32-bit 48 MHz
122 122  * Flash: 256KB
123 123  * RAM: 64KB
... ... @@ -137,339 +137,182 @@
137 137  * I/O Voltage: 3.3v
138 138  
139 139  
132 +== Pin Mapping & LED ==
140 140  
141 -== 2.4  Pin Mapping & LED ==
134 +== Example: Use AT Command to communicate with LA66 module via Arduino UNO. ==
142 142  
136 +== Example: Join TTN network and send an uplink message, get downlink message. ==
143 143  
138 +== Example: Log Temperature Sensor(DHT11) and send data to TTN, show it in DataCake. ==
144 144  
145 -== 2.5  Example: Use AT Command to communicate with LA66 module via Arduino UNO. ==
140 +== Upgrade Firmware of LA66 LoRaWAN Shield ==
146 146  
142 +=== what needs to be used ===
147 147  
144 +1.LA66 LoRaWAN Shield that needs to be upgraded
148 148  
149 -== 2.6  Example: Join TTN network and send an uplink message, get downlink message. ==
146 +2.Arduino
150 150  
148 +3.USB TO TTL
151 151  
150 +[[image:image-20220602100052-2.png]]
152 152  
153 -== 2.7  Example: Log Temperature Sensor(DHT11) and send data to TTN, show it in DataCake. ==
152 +=== Wiring Schematic ===
154 154  
154 +[[image:image-20220602101311-3.png]]
155 155  
156 +LA66 LoRaWAN Shield  >>>>>>>>>>>>USB TTL
156 156  
157 -== 2.8  Upgrade Firmware of LA66 LoRaWAN Shield ==
158 +GND  >>>>>>>>>>>>GND
158 158  
160 +TXD  >>>>>>>>>>>>TXD
159 159  
160 -=== 2.8.1  Items needed for update ===
162 +RXD  >>>>>>>>>>>>RXD
161 161  
162 -1. LA66 LoRaWAN Shield
163 -1. Arduino
164 -1. USB TO TTL Adapter
164 +JP6 of LA66 LoRaWAN Shield needs to be connected with yellow jumper cap
165 165  
166 +Connect to the PC after connecting the wires
166 166  
168 +[[image:image-20220602102240-4.png]]
167 167  
170 +=== Upgrade steps ===
168 168  
169 -[[image:image-20220602100052-2.png||height="385" width="600"]]
172 +==== Dial the SW1 of the LA66 LoRaWAN Shield to the ISP's location as shown in the figure below ====
170 170  
174 +[[image:image-20220602102824-5.png]]
171 171  
172 -=== 2.8.2  Connection ===
176 +==== Press the RST switch on the LA66 LoRaWAN Shield once ====
173 173  
178 +[[image:image-20220602104701-12.png]]
174 174  
175 -[[image:image-20220602101311-3.png||height="276" width="600"]]
180 +==== Open the upgrade application software ====
176 176  
182 +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/]]
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 -Put a jumper cap on JP6 of LA66 LoRaWAN Shield. ( the jumper is to power on LA66 module)
190 -
191 -Connect USB TTL Adapter to PC after connecting the wires
192 -
193 -
194 -[[image:image-20220602102240-4.png||height="304" width="600"]]
195 -
196 -
197 -=== 2.8.3  Upgrade steps ===
198 -
199 -
200 -==== 1.  Switch SW1 to put in ISP position ====
201 -
202 -
203 -[[image:image-20220602102824-5.png||height="306" width="600"]]
204 -
205 -
206 -
207 -==== 2.  Press the RST switch once ====
208 -
209 -
210 -[[image:image-20220602104701-12.png||height="285" width="600"]]
211 -
212 -
213 -
214 -==== 3.  Open the Upgrade tool (Tremo Programmer) in PC and Upgrade ====
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  
188 +===== Select the COM port corresponding to USB TTL =====
227 227  
228 -
229 -(% class="wikigeneratedid" id="HSelecttheCOMportcorrespondingtoUSBTTL" %)
230 -(% style="color:blue" %)**2. Select the COM port corresponding to USB TTL**
231 -
232 -
233 233  [[image:image-20220602103844-8.png]]
234 234  
192 +===== Select the bin file to burn =====
235 235  
236 -
237 -(% class="wikigeneratedid" id="HSelectthebinfiletoburn" %)
238 -(% style="color:blue" %)**3. Select the bin file to burn**
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  
200 +===== Click to start the download =====
249 249  
250 -
251 -(% class="wikigeneratedid" id="HClicktostartthedownload" %)
252 -(% style="color:blue" %)**4. Click to start the download**
253 -
254 254  [[image:image-20220602104923-13.png]]
255 255  
204 +===== The following figure appears to prove that the burning is in progress =====
256 256  
257 -
258 -(% class="wikigeneratedid" id="HThefollowingfigureappearstoprovethattheburningisinprogress" %)
259 -(% style="color:blue" %)**5. Check update process**
260 -
261 -
262 262  [[image:image-20220602104948-14.png]]
263 263  
208 +===== The following picture appears to prove that the burning is successful =====
264 264  
265 -
266 -(% class="wikigeneratedid" id="HThefollowingpictureappearstoprovethattheburningissuccessful" %)
267 -(% style="color:blue" %)**The following picture shows that the burning is successful**
268 -
269 269  [[image:image-20220602105251-15.png]]
270 270  
212 += LA66 USB LoRaWAN Adapter =
271 271  
214 +LA66 USB LoRaWAN Adapter is the USB Adapter for LA66, it combines a USB TTL Chip and LA66 module which can easy to test the LoRaWAN feature by using PC or embedded device which has USB Interface.
272 272  
273 -= 3.  LA66 USB LoRaWAN Adapter =
216 +Before use, please make sure that the computer has installed the CP2102 driver
274 274  
218 +== Pin Mapping & LED ==
275 275  
276 -== 3.1  Overview ==
220 +== Example Send & Get Messages via LoRaWAN in PC ==
277 277  
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.
222 +Connect the LA66 LoRa Shield to the PC
279 279  
224 +[[image:image-20220602171217-1.png||height="615" width="915"]]
280 280  
281 -== 3.2  Features ==
282 -
283 -* LoRaWAN USB adapter base on LA66 LoRaWAN module
284 -* Ultra-long RF range
285 -* Support LoRaWAN v1.0.4 protocol
286 -* Support peer-to-peer protocol
287 -* TCXO crystal to ensure RF performance on low temperature
288 -* Spring RF antenna
289 -* Available in different frequency LoRaWAN frequency bands.
290 -* World-wide unique OTAA keys.
291 -* AT Command via UART-TTL interface
292 -* Firmware upgradable via UART interface
293 -
294 -
295 -
296 -== 3.3  Specification ==
297 -
298 -* CPU: 32-bit 48 MHz
299 -* Flash: 256KB
300 -* RAM: 64KB
301 -* Input Power Range: 5v
302 -* Frequency Range: 150 MHz ~~ 960 MHz
303 -* Maximum Power +22 dBm constant RF output
304 -* High sensitivity: -148 dBm
305 -* Temperature:
306 -** Storage: -55 ~~ +125℃
307 -** Operating: -40 ~~ +85℃
308 -* Humidity:
309 -** Storage: 5 ~~ 95% (Non-Condensing)
310 -** Operating: 10 ~~ 95% (Non-Condensing)
311 -* LoRa Tx Current: <90 mA at +17 dBm, 108 mA at +22 dBm
312 -* LoRa Rx current: <9 mA
313 -
314 -
315 -
316 -== 3.4  Pin Mapping & LED ==
317 -
318 -
319 -
320 -== 3.5  Example: Send & Get Messages via LoRaWAN in PC ==
321 -
322 -
323 -Assume user already input the LA66 USB LoRaWAN Adapter OTAA Keys in TTN and there is already TTN network coverage.
324 -
325 -
326 -(% style="color:blue" %)**1. Connect the LA66 USB LoRaWAN adapter to PC**
327 -
328 -
329 -[[image:image-20220602171217-1.png||height="538" width="800"]]
330 -
331 -
332 332  Open the serial port tool
333 333  
334 334  [[image:image-20220602161617-8.png]]
335 335  
336 -[[image:image-20220602161718-9.png||height="457" width="800"]]
230 +[[image:image-20220602161718-9.png||height="529" width="927"]]
337 337  
232 +Press the reset switch RST on the LA66 LoRa Shield.
338 338  
234 +The following picture appears to prove that the LA66 LoRa Shield successfully entered the network
339 339  
340 -(% style="color:blue" %)**2. Press the reset switch RST on the LA66 USB LoRaWAN Adapter to reset it.**
236 +[[image:image-20220602161935-10.png]]
341 341  
342 -The following picture appears to prove that the LA66 USB LoRaWAN Adapter successfully Join the LoRaWAN network
238 +send instructions: AT+SENDB=<confirn_status>,<Fport>,<data_len>,<data>
343 343  
344 -
345 -[[image:image-20220602161935-10.png||height="498" width="800"]]
346 -
347 -
348 -
349 -(% style="color:blue" %)**3. See Uplink Command**
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 -[[image:image-20220602162157-11.png||height="497" width="800"]]
242 +[[image:image-20220602162157-11.png]]
356 356  
244 +Check to see if TTN received the message
357 357  
246 +[[image:image-20220602162331-12.png||height="547" width="1044"]]
358 358  
359 -(% style="color:blue" %)**4. Check to see if TTN received the message**
248 +== Example Send & Get Messages via LoRaWAN in RPi ==
360 360  
361 -[[image:image-20220602162331-12.png||height="420" width="800"]]
250 +Connect the LA66 LoRa Shield to the RPI
362 362  
252 +[[image:image-20220602171233-2.png||height="592" width="881"]]
363 363  
254 +Log in to the RPI's terminal and connect to the serial port
364 364  
365 -== 3.6  Example: Send PC's CPU/RAM usage to TTN via python ==
256 +[[image:image-20220602153146-3.png]]
366 366  
258 +Press the reset switch RST on the LA66 LoRa Shield.
259 +The following picture appears to prove that the LA66 LoRa Shield successfully entered the network
367 367  
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]]
261 +[[image:image-20220602154928-5.png]]
369 369  
263 +send instructions: AT+SENDB=<confirn_status>,<Fport>,<data_len>,<data>
370 370  
371 -(% style="color:red" %)**Preconditions:**
372 -
373 -(% style="color:red" %)**1. LA66 USB LoRaWAN Adapter works fine**
374 -
375 -(% style="color:red" %)**2. LA66 USB LoRaWAN Adapter  is registered with TTN**
376 -
377 -
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 -[[image:image-20220602115852-3.png||height="450" width="1187"]]
386 -
387 -
388 -
389 -== 3.7  Example: Send & Get Messages via LoRaWAN in RPi ==
390 -
391 -
392 -Assume user already input the LA66 USB LoRaWAN Adapter OTAA Keys in TTN and there is already TTN network coverage.
393 -
394 -
395 -(% style="color:blue" %)**1. Connect the LA66 USB LoRaWAN Adapter to the Raspberry Pi**
396 -
397 -[[image:image-20220602171233-2.png||height="538" width="800"]]
398 -
399 -
400 -
401 -(% style="color:blue" %)**2. Install Minicom in RPi.**
402 -
403 -(% id="cke_bm_509388S" style="display:none" %) (%%)Enter the following command in the RPi terminal
404 -
405 - (% style="background-color:yellow" %)**apt update**
406 -
407 - (% style="background-color:yellow" %)**apt install minicom**
408 -
409 -
410 -Use minicom to connect to the RPI's terminal
411 -
412 -[[image:image-20220602153146-3.png||height="439" width="500"]]
413 -
414 -
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 -[[image:image-20220602154928-5.png||height="436" width="500"]]
422 -
423 -
424 -
425 -(% style="color:blue" %)**4. Send Uplink message**
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  
267 +[[image:image-20220602160339-6.png]]
431 431  
432 -[[image:image-20220602160339-6.png||height="517" width="600"]]
433 -
434 -
435 -
436 436  Check to see if TTN received the message
437 437  
438 -[[image:image-20220602160627-7.png||height="369" width="800"]]
271 +[[image:image-20220602160627-7.png||height="468" width="1013"]]
439 439  
273 +=== Install Minicom ===
440 440  
275 +Enter the following command in the RPI terminal
441 441  
442 -== 3.8  Example: LA66 USB Module got a message from LA66 LoRa Shield and send the sensor data to NodeRed. ==
277 +apt update
443 443  
279 +[[image:image-20220602143155-1.png]]
444 444  
281 +apt install minicom
445 445  
446 -== 3.9  Upgrade Firmware of LA66 USB LoRaWAN Adapter ==
283 +[[image:image-20220602143744-2.png]]
447 447  
285 +=== Send PC's CPU/RAM usage to TTN via script. ===
448 448  
287 +==== Take python as an example: ====
449 449  
289 +===== Preconditions: =====
450 450  
451 -= 4.  Order Info =
291 +1.LA66 USB LoRaWAN Adapter works fine
452 452  
293 +2.LA66 USB LoRaWAN Adapter  is registered with TTN
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**
295 +===== Steps for usage =====
455 455  
297 +1.Press the reset switch RESET on the LA66 USB LoRaWAN Adapter
456 456  
457 -(% style="color:blue" %)**XXX**(%%): The default frequency band
299 +2.Run the script and see the TTN
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
301 +[[image:image-20220602115852-3.png]]
468 468  
469 469  
470 470  
471 -= 5.  Reference =
305 +== Example: LA66 USB Module got a message from LA66 LoRa Shield and send the sensor data to NodeRed. ==
472 472  
473 -* Hardware Design File for LA66 LoRaWAN Shield, LA66 USB LoRaWAN Adapter : [[Download>>https://www.dropbox.com/sh/a3wbmdcvqjxaqw5/AADZfvAiykJTK624RgMquH86a?dl=0]]
474 474  
308 +== Upgrade Firmware of LA66 USB LoRaWAN Adapter ==
309 +
475 475  
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