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 < 38.1 >
edited by Herong Lu
on 2022/06/02 11:58
>
Change comment: There is no comment for this version

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1 -XWiki.Xiaoling
1 +XWiki.Lu
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1 -
1 +{{box cssClass="floatinginfobox" title="**Contents**"}}
2 +{{toc/}}
3 +{{/box}}
2 2  
3 -**Table of Contents:**
5 += LA66 LoRaWAN Module =
4 4  
5 -{{toc/}}
7 +== What is LA66 LoRaWAN Module ==
6 6  
9 +**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.
7 7  
11 +**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.
8 8  
9 -= 1.  LA66 LoRaWAN Module =
13 +**Each LA66 **module includes a world unique OTAA key for LoRaWAN registration.
10 10  
11 11  
12 -== 1.1  What is LA66 LoRaWAN Module ==
13 13  
17 +== Specification ==
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 -)))
19 +[[image:image-20220517072526-1.png]]
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 -)))
21 +Input Power Range: 1.8v ~~ 3.7v
22 22  
23 -(((
24 -Each LA66 module includes a (% style="color:blue" %)**world-unique OTAA key**(%%) for LoRaWAN registration.
25 -)))
23 +Power Consumption: < 4uA.
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 -)))
25 +Frequency Range: 150 MHz ~~ 960 MHz
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 -)))
27 +Maximum Power +22 dBm constant RF output
34 34  
29 +High sensitivity: -148 dBm
35 35  
36 -== 1.2  Features ==
31 +Temperature:
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
33 +* Storage: -55 ~~ +125℃
34 +* Operating: -40 ~~ +85℃
47 47  
36 +Humidity:
48 48  
38 +* Storage: 5 ~~ 95% (Non-Condensing)
39 +* Operating: 10 ~~ 95% (Non-Condensing)
49 49  
50 -== 1.3  Specification ==
41 +LoRa Tx Current: <90 mA at +17 dBm, 108 mA at +22 dBm
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
43 +LoRa Rx current: <9 mA
69 69  
45 +I/O Voltage: 3.3v
70 70  
71 71  
72 -== 1.4  AT Command ==
48 +== AT Command ==
73 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 ==
53 +== Pin Mapping ==
78 78  
79 -[[image:image-20220517072526-1.png]]
80 -
81 -
82 -
83 -== 1.6  Pin Mapping ==
84 -
85 -
86 86  [[image:image-20220523101537-1.png]]
87 87  
57 +== Land Pattern ==
88 88  
89 -
90 -== 1.7  Land Pattern ==
91 -
92 92  [[image:image-20220517072821-2.png]]
93 93  
94 94  
62 +== Part Number ==
95 95  
96 -= 2.  LA66 LoRaWAN Shield =
64 +Part Number: **LA66-XXX**
97 97  
66 +**XX**: The default frequency band
98 98  
99 -== 2.1  Overview ==
68 +* **AS923**: LoRaWAN AS923 band
69 +* **AU915**: LoRaWAN AU915 band
70 +* **EU433**: LoRaWAN EU433 band
71 +* **EU868**: LoRaWAN EU868 band
72 +* **KR920**: LoRaWAN KR920 band
73 +* **US915**: LoRaWAN US915 band
74 +* **IN865**: LoRaWAN IN865 band
75 +* **CN470**: LoRaWAN CN470 band
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.
77 += LA66 LoRaWAN Shield =
102 102  
79 +LA66 LoRaWAN Shield is the Arduino Breakout PCB to fast test the features of LA66 module and turn Arduino to support LoRaWAN.
103 103  
104 -== 2.2  Features ==
81 +== Pin Mapping & LED ==
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
83 +== Example: Use AT Command to communicate with LA66 module via Arduino UNO. ==
116 116  
85 +== Example: Join TTN network and send an uplink message, get downlink message. ==
117 117  
87 +== Example: Log Temperature Sensor(DHT11) and send data to TTN, show it in DataCake. ==
118 118  
119 -== 2.3  Specification ==
89 +== Upgrade Firmware of LA66 LoRaWAN Shield ==
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
91 +=== what needs to be used ===
138 138  
93 +1.LA66 LoRaWAN Shield that needs to be upgraded
139 139  
95 +2.Arduino
140 140  
141 -== 2.4  Pin Mapping & LED ==
97 +3.USB TO TTL
142 142  
99 +[[image:image-20220602100052-2.png]]
143 143  
101 +=== Wiring Schematic ===
144 144  
145 -== 2.5  Example: Use AT Command to communicate with LA66 module via Arduino UNO. ==
103 +[[image:image-20220602101311-3.png]]
146 146  
105 +LA66 LoRaWAN Shield  >>>>>>>>>>>>USB TTL
147 147  
107 +GND  >>>>>>>>>>>>GND
148 148  
149 -== 2.6  Example: Join TTN network and send an uplink message, get downlink message. ==
109 +TXD  >>>>>>>>>>>>TXD
150 150  
111 +RXD  >>>>>>>>>>>>RXD
151 151  
113 +JP6 of LA66 LoRaWAN Shield needs to be connected with yellow jumper cap
152 152  
153 -== 2.7  Example: Log Temperature Sensor(DHT11) and send data to TTN, show it in DataCake. ==
115 +Connect to the PC after connecting the wires
154 154  
117 +[[image:image-20220602102240-4.png]]
155 155  
119 +=== Upgrade steps ===
156 156  
157 -== 2.8  Upgrade Firmware of LA66 LoRaWAN Shield ==
121 +==== Dial the SW1 of the LA66 LoRaWAN Shield to the ISP's location as shown in the figure below ====
158 158  
123 +[[image:image-20220602102824-5.png]]
159 159  
160 -=== 2.8.1  Items needed for update ===
125 +==== Press the RST switch on the LA66 LoRaWAN Shield once ====
161 161  
162 -1. LA66 LoRaWAN Shield
163 -1. Arduino
164 -1. USB TO TTL Adapter
127 +[[image:image-20220602104701-12.png]]
165 165  
129 +==== Open the upgrade application software ====
166 166  
131 +Software download link：[[click here>>attach:TremoProgrammer_v0.8.rar]]
167 167  
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 -
220 220  [[image:image-20220602103227-6.png]]
221 221  
222 -
223 223  [[image:image-20220602103357-7.png]]
224 224  
137 +===== Select the COM port corresponding to USB TTL =====
225 225  
226 -
227 -(% class="wikigeneratedid" id="HSelecttheCOMportcorrespondingtoUSBTTL" %)
228 -(% style="color:blue" %)**2. Select the COM port corresponding to USB TTL**
229 -
230 -
231 231  [[image:image-20220602103844-8.png]]
232 232  
141 +===== Select the bin file to burn =====
233 233  
234 -
235 -(% class="wikigeneratedid" id="HSelectthebinfiletoburn" %)
236 -(% style="color:blue" %)**3. Select the bin file to burn**
237 -
238 -
239 239  [[image:image-20220602104144-9.png]]
240 240  
241 -
242 242  [[image:image-20220602104251-10.png]]
243 243  
244 -
245 245  [[image:image-20220602104402-11.png]]
246 246  
149 +===== Click to start the download =====
247 247  
248 -
249 -(% class="wikigeneratedid" id="HClicktostartthedownload" %)
250 -(% style="color:blue" %)**4. Click to start the download**
251 -
252 252  [[image:image-20220602104923-13.png]]
253 253  
153 +===== The following figure appears to prove that the burning is in progress =====
254 254  
255 -
256 -(% class="wikigeneratedid" id="HThefollowingfigureappearstoprovethattheburningisinprogress" %)
257 -(% style="color:blue" %)**5. Check update process**
258 -
259 -
260 260  [[image:image-20220602104948-14.png]]
261 261  
157 +===== The following picture appears to prove that the burning is successful =====
262 262  
263 -
264 -(% class="wikigeneratedid" id="HThefollowingpictureappearstoprovethattheburningissuccessful" %)
265 -(% style="color:blue" %)**The following picture shows that the burning is successful**
266 -
267 267  [[image:image-20220602105251-15.png]]
268 268  
161 += LA66 USB LoRaWAN Adapter =
269 269  
163 +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.
270 270  
271 -= 3.  LA66 USB LoRaWAN Adapter =
165 +== Pin Mapping & LED ==
272 272  
167 +== Example Send & Get Messages via LoRaWAN in PC ==
273 273  
274 -== 3.1  Overview ==
169 +== Example Send & Get Messages via LoRaWAN in RPi ==
275 275  
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.
171 +=== Install USB Driver ===
277 277  
173 +=== Install Minicom ===
278 278  
279 -== 3.2  Features ==
175 +=== Use AT Command to send an uplink message. ===
280 280  
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
177 +=== Send PC's CPU/RAM usage to TTN via script. ===
291 291  
179 +==== Take python as an example： ====
292 292  
181 +===== Preconditions: =====
293 293  
294 -== 3.3  Specification ==
183 +1.LA66 LoRa Shield works fine
295 295  
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
185 +2.LA66 LoRa Shield is registered with TTN
311 311  
187 +===== Steps for usage =====
312 312  
189 +1.After connecting the line, connect it to the PC, turn SW1 to FLASH, and press the RST switch. As shown in the figure below
313 313  
314 -== 3.4  Pin Mapping & LED ==
191 +[[image:image-20220602114148-1.png]]
315 315  
193 +2.Run the script and see the TTN
316 316  
195 +[[image:image-20220602115852-3.png]]
317 317  
318 -== 3.5  Example: Send & Get Messages via LoRaWAN in PC ==
319 319  
320 320  
321 -Assume user already input the LA66 USB LoRaWAN Adapter OTAA Keys in TTN and there is already TTN network coverage.
199 +== Example: LA66 USB Module got a message from LA66 LoRa Shield and send the sensor data to NodeRed. ==
322 322  
323 323  
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 -
202 +== Upgrade Firmware of LA66 USB LoRaWAN Adapter ==
CP210x_Universal_Windows_Driver.zip
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