<
From version < 87.16 >
edited by Xiaoling
on 2022/07/13 10:10
To version < 68.1 >
edited by Edwin Chen
on 2022/07/02 23:42
>
Change comment: There is no comment for this version

Summary

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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
... ... @@ -41,14 +41,12 @@
41 41  * SMD Antenna pad and i-pex antenna connector
42 42  * Available in different frequency LoRaWAN frequency bands.
43 43  * World-wide unique OTAA keys.
44 -* AT Command via UART-TTL interface
45 -* Firmware upgradable via UART interface
46 -* Ultra-long RF range
47 47  
48 48  
49 49  
50 -== 1.3  Specification ==
51 51  
32 +== Specification ==
33 +
52 52  * CPU: 32-bit 48 MHz
53 53  * Flash: 256KB
54 54  * RAM: 64KB
... ... @@ -67,405 +67,222 @@
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  
71 +== Part Number ==
95 95  
96 -= 2.  LA66 LoRaWAN Shield =
73 +Part Number: **LA66-XXX**
97 97  
75 +**XX**: The default frequency band
98 98  
99 -== 2.1  Overview ==
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
100 100  
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  
88 += LA66 LoRaWAN Shield =
103 103  
104 -== 2.2  Features ==
90 +LA66 LoRaWAN Shield is the Arduino Breakout PCB to fast test the features of LA66 module and turn Arduino to support LoRaWAN.
105 105  
106 -* Arduino Shield base on LA66 LoRaWAN module
107 -* Support LoRaWAN v1.0.4 protocol
108 -* Support peer-to-peer protocol
109 -* TCXO crystal to ensure RF performance on low temperature
110 -* SMA connector
111 -* Available in different frequency LoRaWAN frequency bands.
112 -* World-wide unique OTAA keys.
113 -* AT Command via UART-TTL interface
114 -* Firmware upgradable via UART interface
115 -* Ultra-long RF range
92 +== Pin Mapping & LED ==
116 116  
94 +== Example: Use AT Command to communicate with LA66 module via Arduino UNO. ==
117 117  
96 +== Example: Join TTN network and send an uplink message, get downlink message. ==
118 118  
119 -== 2.3  Specification ==
98 +== Example: Log Temperature Sensor(DHT11) and send data to TTN, show it in DataCake. ==
120 120  
121 -* CPU: 32-bit 48 MHz
122 -* Flash: 256KB
123 -* RAM: 64KB
124 -* Input Power Range: 1.8v ~~ 3.7v
125 -* Power Consumption: < 4uA.
126 -* Frequency Range: 150 MHz ~~ 960 MHz
127 -* Maximum Power +22 dBm constant RF output
128 -* High sensitivity: -148 dBm
129 -* Temperature:
130 -** Storage: -55 ~~ +125℃
131 -** Operating: -40 ~~ +85℃
132 -* Humidity:
133 -** Storage: 5 ~~ 95% (Non-Condensing)
134 -** Operating: 10 ~~ 95% (Non-Condensing)
135 -* LoRa Tx Current: <90 mA at +17 dBm, 108 mA at +22 dBm
136 -* LoRa Rx current: <9 mA
137 -* I/O Voltage: 3.3v
100 +== Upgrade Firmware of LA66 LoRaWAN Shield ==
138 138  
102 +=== what needs to be used ===
139 139  
104 +1.LA66 LoRaWAN Shield that needs to be upgraded
140 140  
141 -== 2.4  Pin Mapping & LED ==
106 +2.Arduino
142 142  
108 +3.USB TO TTL
143 143  
110 +[[image:image-20220602100052-2.png]]
144 144  
145 -== 2.5  Example: Use AT Command to communicate with LA66 module via Arduino UNO. ==
112 +=== Wiring Schematic ===
146 146  
114 +[[image:image-20220602101311-3.png]]
147 147  
116 +LA66 LoRaWAN Shield  >>>>>>>>>>>>USB TTL
148 148  
149 -== 2.6  Example: Join TTN network and send an uplink message, get downlink message. ==
118 +GND  >>>>>>>>>>>>GND
150 150  
120 +TXD  >>>>>>>>>>>>TXD
151 151  
122 +RXD  >>>>>>>>>>>>RXD
152 152  
153 -== 2.7  Example: Log Temperature Sensor(DHT11) and send data to TTN, show it in DataCake. ==
124 +JP6 of LA66 LoRaWAN Shield needs to be connected with yellow jumper cap
154 154  
126 +Connect to the PC after connecting the wires
155 155  
128 +[[image:image-20220602102240-4.png]]
156 156  
157 -== 2.8  Upgrade Firmware of LA66 LoRaWAN Shield ==
130 +=== Upgrade steps ===
158 158  
132 +==== Dial the SW1 of the LA66 LoRaWAN Shield to the ISP's location as shown in the figure below ====
159 159  
160 -=== 2.8.1  Items needed for update ===
134 +[[image:image-20220602102824-5.png]]
161 161  
162 -1. LA66 LoRaWAN Shield
163 -1. Arduino
164 -1. USB TO TTL Adapter
136 +==== Press the RST switch on the LA66 LoRaWAN Shield once ====
165 165  
138 +[[image:image-20220602104701-12.png]]
166 166  
140 +==== Open the upgrade application software ====
167 167  
142 +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/]]
168 168  
169 -[[image:image-20220602100052-2.png||height="385" width="600"]]
170 -
171 -
172 -=== 2.8.2  Connection ===
173 -
174 -
175 -[[image:image-20220602101311-3.png||height="276" width="600"]]
176 -
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 -
218 218  [[image:image-20220602103227-6.png]]
219 219  
220 -
221 221  [[image:image-20220602103357-7.png]]
222 222  
148 +===== Select the COM port corresponding to USB TTL =====
223 223  
224 -
225 -(% class="wikigeneratedid" id="HSelecttheCOMportcorrespondingtoUSBTTL" %)
226 -(% style="color:blue" %)**2. Select the COM port corresponding to USB TTL**
227 -
228 -
229 229  [[image:image-20220602103844-8.png]]
230 230  
152 +===== Select the bin file to burn =====
231 231  
232 -
233 -(% class="wikigeneratedid" id="HSelectthebinfiletoburn" %)
234 -(% style="color:blue" %)**3. Select the bin file to burn**
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  
160 +===== Click to start the download =====
245 245  
246 -
247 -(% class="wikigeneratedid" id="HClicktostartthedownload" %)
248 -(% style="color:blue" %)**4. Click to start the download**
249 -
250 250  [[image:image-20220602104923-13.png]]
251 251  
164 +===== The following figure appears to prove that the burning is in progress =====
252 252  
253 -
254 -(% class="wikigeneratedid" id="HThefollowingfigureappearstoprovethattheburningisinprogress" %)
255 -(% style="color:blue" %)**5. Check update process**
256 -
257 -
258 258  [[image:image-20220602104948-14.png]]
259 259  
168 +===== The following picture appears to prove that the burning is successful =====
260 260  
261 -
262 -(% class="wikigeneratedid" id="HThefollowingpictureappearstoprovethattheburningissuccessful" %)
263 -(% style="color:blue" %)**The following picture shows that the burning is successful**
264 -
265 265  [[image:image-20220602105251-15.png]]
266 266  
172 += LA66 USB LoRaWAN Adapter =
267 267  
174 +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.
268 268  
269 -= 3.  LA66 USB LoRaWAN Adapter =
176 +Before use, please make sure that the computer has installed the CP2102 driver
270 270  
178 +== Pin Mapping & LED ==
271 271  
272 -== 3.1  Overview ==
180 +== Example Send & Get Messages via LoRaWAN in PC ==
273 273  
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.
182 +Connect the LA66 LoRa Shield to the PC
275 275  
184 +[[image:image-20220602171217-1.png||height="615" width="915"]]
276 276  
277 -== 3.2  Features ==
278 -
279 -* LoRaWAN USB adapter base on LA66 LoRaWAN module
280 -* Ultra-long RF range
281 -* Support LoRaWAN v1.0.4 protocol
282 -* Support peer-to-peer protocol
283 -* TCXO crystal to ensure RF performance on low temperature
284 -* Spring RF antenna
285 -* Available in different frequency LoRaWAN frequency bands.
286 -* World-wide unique OTAA keys.
287 -* AT Command via UART-TTL interface
288 -* Firmware upgradable via UART interface
289 -
290 -
291 -
292 -== 3.3  Specification ==
293 -
294 -* CPU: 32-bit 48 MHz
295 -* Flash: 256KB
296 -* RAM: 64KB
297 -* Input Power Range: 5v
298 -* Frequency Range: 150 MHz ~~ 960 MHz
299 -* Maximum Power +22 dBm constant RF output
300 -* High sensitivity: -148 dBm
301 -* Temperature:
302 -** Storage: -55 ~~ +125℃
303 -** Operating: -40 ~~ +85℃
304 -* Humidity:
305 -** Storage: 5 ~~ 95% (Non-Condensing)
306 -** Operating: 10 ~~ 95% (Non-Condensing)
307 -* LoRa Tx Current: <90 mA at +17 dBm, 108 mA at +22 dBm
308 -* LoRa Rx current: <9 mA
309 -
310 -
311 -
312 -== 3.4  Pin Mapping & LED ==
313 -
314 -
315 -
316 -== 3.5  Example: Send & Get Messages via LoRaWAN in PC ==
317 -
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 -
328 328  Open the serial port tool
329 329  
330 330  [[image:image-20220602161617-8.png]]
331 331  
332 -[[image:image-20220602161718-9.png||height="457" width="800"]]
190 +[[image:image-20220602161718-9.png||height="529" width="927"]]
333 333  
192 +Press the reset switch RST on the LA66 LoRa Shield.
334 334  
194 +The following picture appears to prove that the LA66 LoRa Shield successfully entered the network
335 335  
336 -(% style="color:blue" %)**2. Press the reset switch RST on the LA66 USB LoRaWAN Adapter to reset it.**
196 +[[image:image-20220602161935-10.png]]
337 337  
338 -The following picture appears to prove that the LA66 USB LoRaWAN Adapter successfully Join the LoRaWAN network
198 +send instructions: AT+SENDB=<confirn_status>,<Fport>,<data_len>,<data>
339 339  
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 -
349 349  example: AT+SENDB=01,02,8,05820802581ea0a5
350 350  
351 -[[image:image-20220602162157-11.png||height="497" width="800"]]
202 +[[image:image-20220602162157-11.png]]
352 352  
204 +Check to see if TTN received the message
353 353  
206 +[[image:image-20220602162331-12.png||height="547" width="1044"]]
354 354  
355 -(% style="color:blue" %)**4. Check to see if TTN received the message**
208 +== Example Send & Get Messages via LoRaWAN in RPi ==
356 356  
357 -[[image:image-20220602162331-12.png||height="420" width="800"]]
210 +Connect the LA66 LoRa Shield to the RPI
358 358  
212 +[[image:image-20220602171233-2.png||height="592" width="881"]]
359 359  
214 +Log in to the RPI's terminal and connect to the serial port
360 360  
361 -== 3.6  Example: Send PC's CPU/RAM usage to TTN via python ==
216 +[[image:image-20220602153146-3.png]]
362 362  
218 +Press the reset switch RST on the LA66 LoRa Shield.
219 +The following picture appears to prove that the LA66 LoRa Shield successfully entered the network
363 363  
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]]
221 +[[image:image-20220602154928-5.png]]
365 365  
223 +send instructions: AT+SENDB=<confirn_status>,<Fport>,<data_len>,<data>
366 366  
367 -(% style="color:red" %)**Preconditions:**
368 -
369 -(% style="color:red" %)**1. LA66 USB LoRaWAN Adapter works fine**
370 -
371 -(% style="color:red" %)**2. LA66 USB LoRaWAN Adapter  is registered with TTN**
372 -
373 -
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 -[[image:image-20220602115852-3.png||height="450" width="1187"]]
382 -
383 -
384 -
385 -== 3.7  Example: Send & Get Messages via LoRaWAN in RPi ==
386 -
387 -
388 -Assume user already input the LA66 USB LoRaWAN Adapter OTAA Keys in TTN and there is already TTN network coverage.
389 -
390 -
391 -(% style="color:blue" %)**1. Connect the LA66 USB LoRaWAN Adapter to the Raspberry Pi**
392 -
393 -[[image:image-20220602171233-2.png||height="538" width="800"]]
394 -
395 -
396 -
397 -(% style="color:blue" %)**2. Install Minicom in RPi.**
398 -
399 -(% id="cke_bm_509388S" style="display:none" %) (%%)Enter the following command in the RPi terminal
400 -
401 - (% style="background-color:yellow" %)**apt update**
402 -
403 - (% style="background-color:yellow" %)**apt install minicom**
404 -
405 -
406 -Use minicom to connect to the RPI's terminal
407 -
408 -[[image:image-20220602153146-3.png||height="439" width="500"]]
409 -
410 -
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 -[[image:image-20220602154928-5.png||height="436" width="500"]]
418 -
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 -
425 425  example: AT+SENDB=01,02,8,05820802581ea0a5
426 426  
227 +[[image:image-20220602160339-6.png]]
427 427  
428 -[[image:image-20220602160339-6.png||height="517" width="600"]]
429 -
430 -
431 -
432 432  Check to see if TTN received the message
433 433  
434 -[[image:image-20220602160627-7.png||height="369" width="800"]]
231 +[[image:image-20220602160627-7.png||height="468" width="1013"]]
435 435  
233 +=== Install Minicom ===
436 436  
235 +Enter the following command in the RPI terminal
437 437  
438 -== 3.8  Example: LA66 USB Module got a message from LA66 LoRa Shield and send the sensor data to NodeRed. ==
237 +apt update
439 439  
239 +[[image:image-20220602143155-1.png]]
440 440  
241 +apt install minicom
441 441  
442 -== 3.9  Upgrade Firmware of LA66 USB LoRaWAN Adapter ==
243 +[[image:image-20220602143744-2.png]]
443 443  
245 +=== Send PC's CPU/RAM usage to TTN via script. ===
444 444  
247 +==== Take python as an example: ====
445 445  
249 +===== Preconditions: =====
446 446  
447 -= 4.  Order Info =
251 +1.LA66 USB LoRaWAN Adapter works fine
448 448  
253 +2.LA66 USB LoRaWAN Adapter  is registered with TTN
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**
255 +===== Steps for usage =====
451 451  
257 +1.Press the reset switch RESET on the LA66 USB LoRaWAN Adapter
452 452  
453 -(% style="color:blue" %)**XXX**(%%): The default frequency band
259 +2.Run the script and see the TTN
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
261 +[[image:image-20220602115852-3.png]]
464 464  
465 465  
466 466  
467 -= 5.  Reference =
265 +== Example: LA66 USB Module got a message from LA66 LoRa Shield and send the sensor data to NodeRed. ==
468 468  
469 -* Hardware Design File for LA66 LoRaWAN Shield, LA66 USB LoRaWAN Adapter : [[Download>>https://www.dropbox.com/sh/a3wbmdcvqjxaqw5/AADZfvAiykJTK624RgMquH86a?dl=0]]
470 470  
268 +== Upgrade Firmware of LA66 USB LoRaWAN Adapter ==
269 +
471 471  
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