Last modified by Xiaoling on 2023/05/26 14:19
<
From version < 87.17 >
edited by Xiaoling
on 2022/07/13 10:13
To version < 5.1 >
edited by Edwin Chen
on 2022/05/17 07:28
>
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 += What is LA66 LoRaWAN Module =
7 7  
7 +**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 LoRa 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 program, create and connect your things everywhere.
8 8  
9 -= 1.  LA66 LoRaWAN Module =
9 +**LA66 **is a ready-to-use module which includes the LoRaWAN v1.0.4 protocol. External MCU can use AT command to call LA66 and start to transmit data via the LoRaWAN protocol.
10 10  
11 +**Each LA66 **module includes a world unique OTAA key for LoRaWAN registration.
11 11  
12 -== 1.1  What is LA66 LoRaWAN Module ==
13 13  
14 14  
15 -(((
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 -)))
15 += Specification =
18 18  
19 -(((
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 -)))
17 +[[image:image-20220517072526-1.png]]
22 22  
23 -(((
24 -Each LA66 module includes a (% style="color:blue" %)**world-unique OTAA key**(%%) for LoRaWAN registration.
25 -)))
19 +Input Power Range: 1.8v ~~ 3.7v
26 26  
27 -(((
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 -)))
21 +Power Consumption: < 4uA.
30 30  
31 -(((
32 -LA66 is equipped with (% style="color:blue" %)**TCXO crystal**(%%) which ensures the module can achieve stable performance in extreme temperatures.
33 -)))
23 +Frequency Range: 150 MHz ~~ 960 MHz
34 34  
25 +Maximum Power +22 dBm constant RF output
35 35  
36 -== 1.2  Features ==
27 +High sensitivity: -148 dBm
37 37  
38 -* Support LoRaWAN v1.0.4 protocol
39 -* Support peer-to-peer protocol
40 -* TCXO crystal to ensure RF performance on low temperature
41 -* SMD Antenna pad and i-pex antenna connector
42 -* Available in different frequency LoRaWAN frequency bands.
43 -* World-wide unique OTAA keys.
44 -* AT Command via UART-TTL interface
45 -* Firmware upgradable via UART interface
46 -* Ultra-long RF range
29 +Temperature:
47 47  
31 +* Storage: -55 ~~ +125℃
32 +* Operating: -40 ~~ +85℃
48 48  
34 +Humidity:
49 49  
50 -== 1.3  Specification ==
36 +* Storage: 5 ~~ 95% (Non-Condensing)
37 +* Operating: 10 ~~ 95% (Non-Condensing)
51 51  
52 -* CPU: 32-bit 48 MHz
53 -* Flash: 256KB
54 -* RAM: 64KB
55 -* Input Power Range: 1.8v ~~ 3.7v
56 -* Power Consumption: < 4uA.
57 -* Frequency Range: 150 MHz ~~ 960 MHz
58 -* Maximum Power +22 dBm constant RF output
59 -* High sensitivity: -148 dBm
60 -* Temperature:
61 -** Storage: -55 ~~ +125℃
62 -** Operating: -40 ~~ +85℃
63 -* Humidity:
64 -** Storage: 5 ~~ 95% (Non-Condensing)
65 -** Operating: 10 ~~ 95% (Non-Condensing)
66 -* LoRa Tx Current: <90 mA at +17 dBm, 108 mA at +22 dBm
67 -* LoRa Rx current: <9 mA
68 -* I/O Voltage: 3.3v
39 +LoRa Tx Current: <90 mA at +17 dBm, 108 mA at +22 dBm
69 69  
41 +LoRa Rx current: <9 mA
70 70  
43 +I/O Voltage: 3.3v
71 71  
72 -== 1.4  AT Command ==
73 73  
46 += AT Command =
47 +
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 ==
51 += Pin Mapping =
78 78  
79 -[[image:image-20220517072526-1.png]]
80 80  
54 += Land Pattern =
81 81  
82 -
83 -== 1.6  Pin Mapping ==
84 -
85 -
86 -[[image:image-20220523101537-1.png]]
87 -
88 -
89 -
90 -== 1.7  Land Pattern ==
91 -
92 92  [[image:image-20220517072821-2.png]]
93 93  
94 94  
59 += Part Number =
95 95  
96 -= 2.  LA66 LoRaWAN Shield =
61 +Part Number: **LA66-XXX**
97 97  
63 +**XX**: The default frequency band
98 98  
99 -== 2.1  Overview ==
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 -
103 -
104 -== 2.2  Features ==
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
116 -
117 -
118 -
119 -== 2.3  Specification ==
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
138 -
139 -
140 -
141 -== 2.4  Pin Mapping & LED ==
142 -
143 -
144 -
145 -== 2.5  Example: Use AT Command to communicate with LA66 module via Arduino UNO. ==
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 -1. LA66 LoRaWAN Shield
163 -1. Arduino
164 -1. USB TO TTL Adapter
165 -
166 -
167 -
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 -(((
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 -(% 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/]]**
218 -
219 -
220 -[[image:image-20220602103227-6.png]]
221 -
222 -
223 -[[image:image-20220602103357-7.png]]
224 -
225 -
226 -
227 -(% class="wikigeneratedid" id="HSelecttheCOMportcorrespondingtoUSBTTL" %)
228 -(% style="color:blue" %)**2. Select the COM port corresponding to USB TTL**
229 -
230 -
231 -[[image:image-20220602103844-8.png]]
232 -
233 -
234 -
235 -(% class="wikigeneratedid" id="HSelectthebinfiletoburn" %)
236 -(% style="color:blue" %)**3. Select the bin file to burn**
237 -
238 -
239 -[[image:image-20220602104144-9.png]]
240 -
241 -
242 -[[image:image-20220602104251-10.png]]
243 -
244 -
245 -[[image:image-20220602104402-11.png]]
246 -
247 -
248 -
249 -(% class="wikigeneratedid" id="HClicktostartthedownload" %)
250 -(% style="color:blue" %)**4. Click to start the download**
251 -
252 -[[image:image-20220602104923-13.png]]
253 -
254 -
255 -
256 -(% class="wikigeneratedid" id="HThefollowingfigureappearstoprovethattheburningisinprogress" %)
257 -(% style="color:blue" %)**5. Check update process**
258 -
259 -
260 -[[image:image-20220602104948-14.png]]
261 -
262 -
263 -
264 -(% class="wikigeneratedid" id="HThefollowingpictureappearstoprovethattheburningissuccessful" %)
265 -(% style="color:blue" %)**The following picture shows that the burning is successful**
266 -
267 -[[image:image-20220602105251-15.png]]
268 -
269 -
270 -
271 -= 3.  LA66 USB LoRaWAN Adapter =
272 -
273 -
274 -== 3.1  Overview ==
275 -
276 -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.
277 -
278 -
279 -== 3.2  Features ==
280 -
281 -* LoRaWAN USB adapter base on LA66 LoRaWAN module
282 -* Ultra-long RF range
283 -* Support LoRaWAN v1.0.4 protocol
284 -* Support peer-to-peer protocol
285 -* TCXO crystal to ensure RF performance on low temperature
286 -* Spring RF antenna
287 -* Available in different frequency LoRaWAN frequency bands.
288 -* World-wide unique OTAA keys.
289 -* AT Command via UART-TTL interface
290 -* Firmware upgradable via UART interface
291 -
292 -
293 -
294 -== 3.3  Specification ==
295 -
296 -* CPU: 32-bit 48 MHz
297 -* Flash: 256KB
298 -* RAM: 64KB
299 -* Input Power Range: 5v
300 -* Frequency Range: 150 MHz ~~ 960 MHz
301 -* Maximum Power +22 dBm constant RF output
302 -* High sensitivity: -148 dBm
303 -* Temperature:
304 -** Storage: -55 ~~ +125℃
305 -** Operating: -40 ~~ +85℃
306 -* Humidity:
307 -** Storage: 5 ~~ 95% (Non-Condensing)
308 -** Operating: 10 ~~ 95% (Non-Condensing)
309 -* LoRa Tx Current: <90 mA at +17 dBm, 108 mA at +22 dBm
310 -* LoRa Rx current: <9 mA
311 -
312 -
313 -
314 -== 3.4  Pin Mapping & LED ==
315 -
316 -
317 -
318 -== 3.5  Example: Send & Get Messages via LoRaWAN in PC ==
319 -
320 -
321 -Assume user already input the LA66 USB LoRaWAN Adapter OTAA Keys in TTN and there is already TTN network coverage.
322 -
323 -
324 -(% style="color:blue" %)**1. Connect the LA66 USB LoRaWAN adapter to PC**
325 -
326 -
327 -[[image:image-20220602171217-1.png||height="538" width="800"]]
328 -
329 -
330 -Open the serial port tool
331 -
332 -[[image:image-20220602161617-8.png]]
333 -
334 -[[image:image-20220602161718-9.png||height="457" width="800"]]
335 -
336 -
337 -
338 -(% style="color:blue" %)**2. Press the reset switch RST on the LA66 USB LoRaWAN Adapter to reset it.**
339 -
340 -The following picture appears to prove that the LA66 USB LoRaWAN Adapter successfully Join the LoRaWAN network
341 -
342 -
343 -[[image:image-20220602161935-10.png||height="498" width="800"]]
344 -
345 -
346 -
347 -(% style="color:blue" %)**3. See Uplink Command**
348 -
349 -Command format: (% style="color:#4472c4" %)** AT+SENDB=<confirn_status>,<Fport>,<data_len>,<data>**
350 -
351 -example: AT+SENDB=01,02,8,05820802581ea0a5
352 -
353 -[[image:image-20220602162157-11.png||height="497" width="800"]]
354 -
355 -
356 -
357 -(% style="color:blue" %)**4. Check to see if TTN received the message**
358 -
359 -[[image:image-20220602162331-12.png||height="420" width="800"]]
360 -
361 -
362 -
363 -== 3.6  Example: Send PC's CPU/RAM usage to TTN via python ==
364 -
365 -
366 -**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]]
367 -
368 -
369 -(% style="color:red" %)**Preconditions:**
370 -
371 -(% style="color:red" %)**1. LA66 USB LoRaWAN Adapter works fine**
372 -
373 -(% style="color:red" %)**2. LA66 USB LoRaWAN Adapter  is registered with TTN**
374 -
375 -
376 -
377 -(% style="color:blue" %)**Steps for usage:**
378 -
379 -(% style="color:blue" %)**1.**(%%) Press the reset switch RESET on the LA66 USB LoRaWAN Adapter
380 -
381 -(% style="color:blue" %)**2.**(%%) Run the python script in PC and see the TTN
382 -
383 -[[image:image-20220602115852-3.png||height="450" width="1187"]]
384 -
385 -
386 -
387 -== 3.7  Example: Send & Get Messages via LoRaWAN in RPi ==
388 -
389 -
390 -Assume user already input the LA66 USB LoRaWAN Adapter OTAA Keys in TTN and there is already TTN network coverage.
391 -
392 -
393 -(% style="color:blue" %)**1. Connect the LA66 USB LoRaWAN Adapter to the Raspberry Pi**
394 -
395 -[[image:image-20220602171233-2.png||height="538" width="800"]]
396 -
397 -
398 -
399 -(% style="color:blue" %)**2. Install Minicom in RPi.**
400 -
401 -(% id="cke_bm_509388S" style="display:none" %) (%%)Enter the following command in the RPi terminal
402 -
403 - (% style="background-color:yellow" %)**apt update**
404 -
405 - (% style="background-color:yellow" %)**apt install minicom**
406 -
407 -
408 -Use minicom to connect to the RPI's terminal
409 -
410 -[[image:image-20220602153146-3.png||height="439" width="500"]]
411 -
412 -
413 -
414 -(% style="color:blue" %)**3. Press the reset switch RST on the LA66 USB LoRaWAN Adapter.**
415 -
416 -The following picture appears to prove that the LA66 USB LoRaWAN Adapter successfully entered the network.
417 -
418 -
419 -[[image:image-20220602154928-5.png||height="436" width="500"]]
420 -
421 -
422 -
423 -(% style="color:blue" %)**4. Send Uplink message**
424 -
425 -Format: (% style="color:#4472c4" %)**AT+SENDB=<confirn_status>,<Fport>,<data_len>,<data>**
426 -
427 -example: AT+SENDB=01,02,8,05820802581ea0a5
428 -
429 -
430 -[[image:image-20220602160339-6.png||height="517" width="600"]]
431 -
432 -
433 -
434 -Check to see if TTN received the message
435 -
436 -[[image:image-20220602160627-7.png||height="369" width="800"]]
437 -
438 -
439 -
440 -== 3.8  Example: LA66 USB Module got a message from LA66 LoRa Shield and send the sensor data to NodeRed. ==
441 -
442 -
443 -
444 -== 3.9  Upgrade Firmware of LA66 USB LoRaWAN Adapter ==
445 -
446 -
447 -
448 -
449 -= 4.  Order Info =
450 -
451 -
452 -**Part Number:**  (% style="color:blue" %)**LA66-XXX**(%%), (% style="color:blue" %)**LA66-LoRaWAN-Shield-XXX** (%%) **or**  (% style="color:blue" %)**LA66-USB-LoRaWAN-Adapter-XXX**
453 -
454 -
455 -(% style="color:blue" %)**XXX**(%%): The default frequency band
456 -
457 -* (% style="color:red" %)**AS923**(%%):  LoRaWAN AS923 band
458 -* (% style="color:red" %)**AU915**(%%):  LoRaWAN AU915 band
459 -* (% style="color:red" %)**EU433**(%%):  LoRaWAN EU433 band
460 -* (% style="color:red" %)**EU868**(%%):  LoRaWAN EU868 band
461 -* (% style="color:red" %)**KR920**(%%):  LoRaWAN KR920 band
462 -* (% style="color:red" %)**US915**(%%):  LoRaWAN US915 band
463 -* (% style="color:red" %)**IN865**(%%):  LoRaWAN IN865 band
464 -* (% style="color:red" %)**CN470**(%%): LoRaWAN CN470 band
465 -* (% style="color:red" %)**PP**(%%):  Peer to Peer LoRa Protocol
466 -
467 -
468 -
469 -= 5.  Reference =
470 -
471 -* Hardware Design File for LA66 LoRaWAN Shield, LA66 USB LoRaWAN Adapter : [[Download>>https://www.dropbox.com/sh/a3wbmdcvqjxaqw5/AADZfvAiykJTK624RgMquH86a?dl=0]]
472 -
473 -
65 +* **AS923**: LoRaWAN AS923 band
66 +* **AU915**: LoRaWAN AU915 band
67 +* **EU433**: LoRaWAN EU433 band
68 +* **EU868**: LoRaWAN EU868 band
69 +* **KR920**: LoRaWAN KR920 band
70 +* **US915**: LoRaWAN US915 band
71 +* **IN865**: LoRaWAN IN865 band
72 +* **CN470**: LoRaWAN CN470 band
CP210x_Universal_Windows_Driver.zip
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