<
From version < 73.1 >
edited by Edwin Chen
on 2022/07/03 00:12
To version < 87.16 >
edited by Xiaoling
on 2022/07/13 10:10
>
Change comment: There is no comment for this version

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1 -XWiki.Edwin
1 +XWiki.Xiaoling
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1 -{{box cssClass="floatinginfobox" title="**Contents**"}}
1 +
2 +
3 +**Table of Contents:**
4 +
2 2  {{toc/}}
3 -{{/box}}
4 4  
5 -= LA66 LoRaWAN Module =
6 6  
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 +(((
9 9  (% 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 +)))
10 10  
19 +(((
11 11  (% 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 +)))
12 12  
23 +(((
13 13  Each LA66 module includes a (% style="color:blue" %)**world-unique OTAA key**(%%) for LoRaWAN registration.
25 +)))
14 14  
27 +(((
15 15  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 +)))
16 16  
31 +(((
17 17  LA66 is equipped with (% style="color:blue" %)**TCXO crystal**(%%) which ensures the module can achieve stable performance in extreme temperatures.
33 +)))
18 18  
19 19  
20 -== Features ==
36 +== 1.2  Features ==
21 21  
22 22  * Support LoRaWAN v1.0.4 protocol
23 23  * Support peer-to-peer protocol
... ... @@ -29,8 +29,10 @@
29 29  * Firmware upgradable via UART interface
30 30  * Ultra-long RF range
31 31  
32 -== Specification ==
33 33  
49 +
50 +== 1.3  Specification ==
51 +
34 34  * CPU: 32-bit 48 MHz
35 35  * Flash: 256KB
36 36  * RAM: 64KB
... ... @@ -49,49 +49,41 @@
49 49  * LoRa Rx current: <9 mA
50 50  * I/O Voltage: 3.3v
51 51  
52 -== AT Command ==
53 53  
71 +
72 +== 1.4  AT Command ==
73 +
54 54  AT Command is valid over Main TXD and Main RXD. Serial Baud Rate is 9600. AT commands can be found in AT Command documents.
55 55  
56 56  
57 -== Dimension ==
77 +== 1.5  Dimension ==
58 58  
59 59  [[image:image-20220517072526-1.png]]
60 60  
61 61  
62 -== Pin Mapping ==
63 63  
83 +== 1.6  Pin Mapping ==
84 +
85 +
64 64  [[image:image-20220523101537-1.png]]
65 65  
66 -== Land Pattern ==
67 67  
68 -[[image:image-20220517072821-2.png]]
69 69  
90 +== 1.7  Land Pattern ==
70 70  
71 -== Order Info ==
92 +[[image:image-20220517072821-2.png]]
72 72  
73 -Part Number: **LA66-XXX**
74 74  
75 -**XX**: The default frequency band
76 76  
77 -* **AS923**: LoRaWAN AS923 band
78 -* **AU915**: LoRaWAN AU915 band
79 -* **EU433**: LoRaWAN EU433 band
80 -* **EU868**: LoRaWAN EU868 band
81 -* **KR920**: LoRaWAN KR920 band
82 -* **US915**: LoRaWAN US915 band
83 -* **IN865**: LoRaWAN IN865 band
84 -* **CN470**: LoRaWAN CN470 band
85 -* **PP**: Peer to Peer LoRa Protocol
96 += 2.  LA66 LoRaWAN Shield =
86 86  
87 -= LA66 LoRaWAN Shield =
88 88  
89 -== Overview ==
99 +== 2.1  Overview ==
90 90  
91 91  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.
92 92  
93 93  
94 -== Features ==
104 +== 2.2  Features ==
95 95  
96 96  * Arduino Shield base on LA66 LoRaWAN module
97 97  * Support LoRaWAN v1.0.4 protocol
... ... @@ -104,8 +104,10 @@
104 104  * Firmware upgradable via UART interface
105 105  * Ultra-long RF range
106 106  
107 -== Specification ==
108 108  
118 +
119 +== 2.3  Specification ==
120 +
109 109  * CPU: 32-bit 48 MHz
110 110  * Flash: 256KB
111 111  * RAM: 64KB
... ... @@ -124,119 +124,145 @@
124 124  * LoRa Rx current: <9 mA
125 125  * I/O Voltage: 3.3v
126 126  
127 -== Pin Mapping & LED ==
128 128  
129 -== Example: Use AT Command to communicate with LA66 module via Arduino UNO. ==
130 130  
131 -== Example: Join TTN network and send an uplink message, get downlink message. ==
141 +== 2.4  Pin Mapping & LED ==
132 132  
133 -== Example: Log Temperature Sensor(DHT11) and send data to TTN, show it in DataCake. ==
134 134  
135 -== Upgrade Firmware of LA66 LoRaWAN Shield ==
136 136  
137 -=== what needs to be used ===
145 +== 2.5  Example: Use AT Command to communicate with LA66 module via Arduino UNO. ==
138 138  
139 -1.LA66 LoRaWAN Shield that needs to be upgraded
140 140  
141 -2.Arduino
142 142  
143 -3.USB TO TTL
149 +== 2. Example: Join TTN network and send an uplink message, get downlink message. ==
144 144  
145 -[[image:image-20220602100052-2.png]]
146 146  
147 -=== Wiring Schematic ===
148 148  
149 -[[image:image-20220602101311-3.png]]
153 +== 2.7  Example: Log Temperature Sensor(DHT11) and send data to TTN, show it in DataCake. ==
150 150  
151 -LA66 LoRaWAN Shield  >>>>>>>>>>>>USB TTL
152 152  
153 -GND  >>>>>>>>>>>>GND
154 154  
155 -TXD  >>>>>>>>>>>>TXD
157 +== 2.8  Upgrade Firmware of LA66 LoRaWAN Shield ==
156 156  
157 -RXD  >>>>>>>>>>>>RXD
158 158  
159 -JP6 of LA66 LoRaWAN Shield needs to be connected with yellow jumper cap
160 +=== 2.8.1  Items needed for update ===
160 160  
161 -Connect to the PC after connecting the wires
162 +1. LA66 LoRaWAN Shield
163 +1. Arduino
164 +1. USB TO TTL Adapter
162 162  
163 -[[image:image-20220602102240-4.png]]
164 164  
165 -=== Upgrade steps ===
166 166  
167 -==== Dial the SW1 of the LA66 LoRaWAN Shield to the ISP's location as shown in the figure below ====
168 168  
169 -[[image:image-20220602102824-5.png]]
169 +[[image:image-20220602100052-2.png||height="385" width="600"]]
170 170  
171 -==== Press the RST switch on the LA66 LoRaWAN Shield once ====
172 172  
173 -[[image:image-20220602104701-12.png]]
172 +=== 2.8.2  Connection ===
174 174  
175 -==== Open the upgrade application software ====
176 176  
177 -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/]]
175 +[[image:image-20220602101311-3.png||height="276" width="600"]]
178 178  
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 +Put a jumper cap on JP6 of LA66 LoRaWAN Shield. ( the jumper is to power on LA66 module)
188 +
189 +Connect USB TTL Adapter to PC after connecting the wires
190 +
191 +
192 +[[image:image-20220602102240-4.png||height="304" width="600"]]
193 +
194 +
195 +=== 2.8.3  Upgrade steps ===
196 +
197 +
198 +==== 1.  Switch SW1 to put in ISP position ====
199 +
200 +
201 +[[image:image-20220602102824-5.png||height="306" width="600"]]
202 +
203 +
204 +
205 +==== 2.  Press the RST switch once ====
206 +
207 +
208 +[[image:image-20220602104701-12.png||height="285" width="600"]]
209 +
210 +
211 +
212 +==== 3.  Open the Upgrade tool (Tremo Programmer) in PC and Upgrade ====
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 +
179 179  [[image:image-20220602103227-6.png]]
180 180  
220 +
181 181  [[image:image-20220602103357-7.png]]
182 182  
183 -===== Select the COM port corresponding to USB TTL =====
184 184  
224 +
225 +(% class="wikigeneratedid" id="HSelecttheCOMportcorrespondingtoUSBTTL" %)
226 +(% style="color:blue" %)**2. Select the COM port corresponding to USB TTL**
227 +
228 +
185 185  [[image:image-20220602103844-8.png]]
186 186  
187 -===== Select the bin file to burn =====
188 188  
232 +
233 +(% class="wikigeneratedid" id="HSelectthebinfiletoburn" %)
234 +(% style="color:blue" %)**3. Select the bin file to burn**
235 +
236 +
189 189  [[image:image-20220602104144-9.png]]
190 190  
239 +
191 191  [[image:image-20220602104251-10.png]]
192 192  
242 +
193 193  [[image:image-20220602104402-11.png]]
194 194  
195 -===== Click to start the download =====
196 196  
197 -[[image:image-20220602104923-13.png]]
198 198  
199 -===== The following figure appears to prove that the burning is in progress =====
247 +(% class="wikigeneratedid" id="HClicktostartthedownload" %)
248 +(% style="color:blue" %)**4. Click to start the download**
200 200  
201 -[[image:image-20220602104948-14.png]]
250 +[[image:image-20220602104923-13.png]]
202 202  
203 -===== The following picture appears to prove that the burning is successful =====
204 204  
205 -[[image:image-20220602105251-15.png]]
206 206  
254 +(% class="wikigeneratedid" id="HThefollowingfigureappearstoprovethattheburningisinprogress" %)
255 +(% style="color:blue" %)**5. Check update process**
207 207  
208 -== Order Info ==
209 209  
210 -Part Number: **LA66-LoRaWAN-Shield-XXX**
258 +[[image:image-20220602104948-14.png]]
211 211  
212 -**XX**: The default frequency band
213 213  
214 -* **AS923**: LoRaWAN AS923 band
215 -* **AU915**: LoRaWAN AU915 band
216 -* **EU433**: LoRaWAN EU433 band
217 -* **EU868**: LoRaWAN EU868 band
218 -* **KR920**: LoRaWAN KR920 band
219 -* **US915**: LoRaWAN US915 band
220 -* **IN865**: LoRaWAN IN865 band
221 -* **CN470**: LoRaWAN CN470 band
222 -* **PP**: Peer to Peer LoRa Protocol
223 223  
224 -== Package Info ==
262 +(% class="wikigeneratedid" id="HThefollowingpictureappearstoprovethattheburningissuccessful" %)
263 +(% style="color:blue" %)**The following picture shows that the burning is successful**
225 225  
226 -* LA66 LoRaWAN Shield x 1
227 -* RF Antenna x 1
265 +[[image:image-20220602105251-15.png]]
228 228  
229 229  
230 230  
269 += 3.  LA66 USB LoRaWAN Adapter =
231 231  
232 -= LA66 USB LoRaWAN Adapter =
233 233  
234 -== Overview ==
272 +== 3.1  Overview ==
235 235  
236 236  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.
237 237  
238 238  
239 -== Features ==
277 +== 3.2  Features ==
240 240  
241 241  * LoRaWAN USB adapter base on LA66 LoRaWAN module
242 242  * Ultra-long RF range
... ... @@ -251,7 +251,7 @@
251 251  
252 252  
253 253  
254 -== Specification ==
292 +== 3.3  Specification ==
255 255  
256 256  * CPU: 32-bit 48 MHz
257 257  * Flash: 256KB
... ... @@ -271,118 +271,163 @@
271 271  
272 272  
273 273  
274 -== Pin Mapping & LED ==
312 +== 3.4  Pin Mapping & LED ==
275 275  
276 -== Example Send & Get Messages via LoRaWAN in PC ==
277 277  
278 -Connect the LA66 LoRa Shield to the PC
279 279  
280 -[[image:image-20220602171217-1.png||height="615" width="915"]]
316 +== 3.5  Example: Send & Get Messages via LoRaWAN in PC ==
281 281  
318 +
319 +Assume user already input the LA66 USB LoRaWAN Adapter OTAA Keys in TTN and there is already TTN network coverage.
320 +
321 +
322 +(% style="color:blue" %)**1. Connect the LA66 USB LoRaWAN adapter to PC**
323 +
324 +
325 +[[image:image-20220602171217-1.png||height="538" width="800"]]
326 +
327 +
282 282  Open the serial port tool
283 283  
284 284  [[image:image-20220602161617-8.png]]
285 285  
286 -[[image:image-20220602161718-9.png||height="529" width="927"]]
332 +[[image:image-20220602161718-9.png||height="457" width="800"]]
287 287  
288 -Press the reset switch RST on the LA66 LoRa Shield.
289 289  
290 -The following picture appears to prove that the LA66 LoRa Shield successfully entered the network
291 291  
292 -[[image:image-20220602161935-10.png]]
336 +(% style="color:blue" %)**2. Press the reset switch RST on the LA66 USB LoRaWAN Adapter to reset it.**
293 293  
294 -send instructions: AT+SENDB=<confirn_status>,<Fport>,<data_len>,<data>
338 +The following picture appears to prove that the LA66 USB LoRaWAN Adapter successfully Join the LoRaWAN network
295 295  
340 +
341 +[[image:image-20220602161935-10.png||height="498" width="800"]]
342 +
343 +
344 +
345 +(% style="color:blue" %)**3. See Uplink Command**
346 +
347 +Command format: (% style="color:#4472c4" %)** AT+SENDB=<confirn_status>,<Fport>,<data_len>,<data>**
348 +
296 296  example: AT+SENDB=01,02,8,05820802581ea0a5
297 297  
298 -[[image:image-20220602162157-11.png]]
351 +[[image:image-20220602162157-11.png||height="497" width="800"]]
299 299  
300 -Check to see if TTN received the message
301 301  
302 -[[image:image-20220602162331-12.png||height="547" width="1044"]]
303 303  
304 -== Example Send & Get Messages via LoRaWAN in RPi ==
355 +(% style="color:blue" %)**4. Check to see if TTN received the message**
305 305  
306 -Connect the LA66 LoRa Shield to the RPI
357 +[[image:image-20220602162331-12.png||height="420" width="800"]]
307 307  
308 -[[image:image-20220602171233-2.png||height="592" width="881"]]
309 309  
310 -Log in to the RPI's terminal and connect to the serial port
311 311  
312 -[[image:image-20220602153146-3.png]]
361 +== 3.6  Example: Send PC's CPU/RAM usage to TTN via python ==
313 313  
314 -Press the reset switch RST on the LA66 LoRa Shield.
315 -The following picture appears to prove that the LA66 LoRa Shield successfully entered the network
316 316  
317 -[[image:image-20220602154928-5.png]]
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]]
318 318  
319 -send instructions: AT+SENDB=<confirn_status>,<Fport>,<data_len>,<data>
320 320  
321 -example: AT+SENDB=01,02,8,05820802581ea0a5
367 +(% style="color:red" %)**Preconditions:**
322 322  
323 -[[image:image-20220602160339-6.png]]
369 +(% style="color:red" %)**1. LA66 USB LoRaWAN Adapter works fine**
324 324  
325 -Check to see if TTN received the message
371 +(% style="color:red" %)**2. LA66 USB LoRaWAN Adapte is registered with TTN**
326 326  
327 -[[image:image-20220602160627-7.png||height="468" width="1013"]]
328 328  
329 -=== Install Minicom ===
330 330  
331 -Enter the following command in the RPI terminal
375 +(% style="color:blue" %)**Steps for usage:**
332 332  
333 -apt update
377 +(% style="color:blue" %)**1.**(%%) Press the reset switch RESET on the LA66 USB LoRaWAN Adapter
334 334  
335 -[[image:image-20220602143155-1.png]]
379 +(% style="color:blue" %)**2.**(%%) Run the python script in PC and see the TTN
336 336  
337 -apt install minicom
381 +[[image:image-20220602115852-3.png||height="450" width="1187"]]
338 338  
339 -[[image:image-20220602143744-2.png]]
340 340  
341 -=== Send PC's CPU/RAM usage to TTN via script. ===
342 342  
343 -==== Take python as an example: ====
385 +== 3.7  Example: Send & Get Messages via LoRaWAN in RPi ==
344 344  
345 -===== Preconditions: =====
346 346  
347 -1.LA66 USB LoRaWAN Adapter works fine
388 +Assume user already input the LA66 USB LoRaWAN Adapter OTAA Keys in TTN and there is already TTN network coverage.
348 348  
349 -2.LA66 USB LoRaWAN Adapter  is registered with TTN
350 350  
351 -===== Steps for usage =====
391 +(% style="color:blue" %)**1. Connect the LA66 USB LoRaWAN Adapter to the Raspberry Pi**
352 352  
353 -1.Press the reset switch RESET on the LA66 USB LoRaWAN Adapter
393 +[[image:image-20220602171233-2.png||height="538" width="800"]]
354 354  
355 -2.Run the script and see the TTN
356 356  
357 -[[image:image-20220602115852-3.png]]
358 358  
397 +(% style="color:blue" %)**2. Install Minicom in RPi.**
359 359  
399 +(% id="cke_bm_509388S" style="display:none" %) (%%)Enter the following command in the RPi terminal
360 360  
361 -== Example: LA66 USB Module got a message from LA66 LoRa Shield and send the sensor data to NodeRed. ==
401 + (% style="background-color:yellow" %)**apt update**
362 362  
403 + (% style="background-color:yellow" %)**apt install minicom**
363 363  
364 -== Upgrade Firmware of LA66 USB LoRaWAN Adapter ==
365 365  
406 +Use minicom to connect to the RPI's terminal
366 366  
408 +[[image:image-20220602153146-3.png||height="439" width="500"]]
367 367  
368 -== Order Info ==
369 369  
370 -Part Number: **LA66-USB-LoRaWAN-Adapter-XXX**
371 371  
372 -**XX**: The default frequency band
412 +(% style="color:blue" %)**3. Press the reset switch RST on the LA66 USB LoRaWAN Adapter.**
373 373  
374 -* **AS923**: LoRaWAN AS923 band
375 -* **AU915**: LoRaWAN AU915 band
376 -* **EU433**: LoRaWAN EU433 band
377 -* **EU868**: LoRaWAN EU868 band
378 -* **KR920**: LoRaWAN KR920 band
379 -* **US915**: LoRaWAN US915 band
380 -* **IN865**: LoRaWAN IN865 band
381 -* **CN470**: LoRaWAN CN470 band
382 -* **PP**: Peer to Peer LoRa Protocol
414 +The following picture appears to prove that the LA66 USB LoRaWAN Adapter successfully entered the network.
383 383  
384 -== Package Info ==
385 385  
386 -* LA66 USB LoRaWAN Adapter x 1
417 +[[image:image-20220602154928-5.png||height="436" width="500"]]
387 387  
419 +
420 +
421 +(% style="color:blue" %)**4. Send Uplink message**
422 +
423 +Format: (% style="color:#4472c4" %)**AT+SENDB=<confirn_status>,<Fport>,<data_len>,<data>**
424 +
425 +example: AT+SENDB=01,02,8,05820802581ea0a5
426 +
427 +
428 +[[image:image-20220602160339-6.png||height="517" width="600"]]
429 +
430 +
431 +
432 +Check to see if TTN received the message
433 +
434 +[[image:image-20220602160627-7.png||height="369" width="800"]]
435 +
436 +
437 +
438 +== 3.8  Example: LA66 USB Module got a message from LA66 LoRa Shield and send the sensor data to NodeRed. ==
439 +
440 +
441 +
442 +== 3.9  Upgrade Firmware of LA66 USB LoRaWAN Adapter ==
443 +
444 +
445 +
446 +
447 += 4.  Order Info =
448 +
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**
451 +
452 +
453 +(% style="color:blue" %)**XXX**(%%): The default frequency band
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 +* Hardware Design File for LA66 LoRaWAN Shield, LA66 USB LoRaWAN Adapter : [[Download>>https://www.dropbox.com/sh/a3wbmdcvqjxaqw5/AADZfvAiykJTK624RgMquH86a?dl=0]]
470 +
388 388  
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