Last modified by Xiaoling on 2023/05/26 14:19
<
From version < 87.13 >
edited by Xiaoling
on 2022/07/13 10:05
To version < 34.1 >
edited by Herong Lu
on 2022/06/02 11:16
>
Change comment: There is no comment for this version

Summary

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1 -XWiki.Xiaoling
1 +XWiki.Lu
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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 =
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.
10 10  
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.
11 11  
12 -== 1.1  What is LA66 LoRaWAN Module ==
13 +**Each LA66 **module includes a world unique OTAA key for LoRaWAN registration.
13 13  
14 14  
15 -(% 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.
16 16  
17 -(% 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.
17 +== Specification ==
18 18  
19 -Each LA66 module includes a (% style="color:blue" %)**world-unique OTAA key**(%%) for LoRaWAN registration.
19 +[[image:image-20220517072526-1.png]]
20 20  
21 -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.
21 +Input Power Range: 1.8v ~~ 3.7v
22 22  
23 -LA66 is equipped with (% style="color:blue" %)**TCXO crystal**(%%) which ensures the module can achieve stable performance in extreme temperatures.
23 +Power Consumption: < 4uA.
24 24  
25 +Frequency Range: 150 MHz ~~ 960 MHz
25 25  
26 -== 1.2  Features ==
27 +Maximum Power +22 dBm constant RF output
27 27  
28 -* Support LoRaWAN v1.0.4 protocol
29 -* Support peer-to-peer protocol
30 -* TCXO crystal to ensure RF performance on low temperature
31 -* SMD Antenna pad and i-pex antenna connector
32 -* Available in different frequency LoRaWAN frequency bands.
33 -* World-wide unique OTAA keys.
34 -* AT Command via UART-TTL interface
35 -* Firmware upgradable via UART interface
36 -* Ultra-long RF range
29 +High sensitivity: -148 dBm
37 37  
31 +Temperature:
38 38  
39 -== 1.3  Specification ==
33 +* Storage: -55 ~~ +125℃
34 +* Operating: -40 ~~ +85℃
40 40  
41 -* CPU: 32-bit 48 MHz
42 -* Flash: 256KB
43 -* RAM: 64KB
44 -* Input Power Range: 1.8v ~~ 3.7v
45 -* Power Consumption: < 4uA.
46 -* Frequency Range: 150 MHz ~~ 960 MHz
47 -* Maximum Power +22 dBm constant RF output
48 -* High sensitivity: -148 dBm
49 -* Temperature:
50 -** Storage: -55 ~~ +125℃
51 -** Operating: -40 ~~ +85℃
52 -* Humidity:
53 -** Storage: 5 ~~ 95% (Non-Condensing)
54 -** Operating: 10 ~~ 95% (Non-Condensing)
55 -* LoRa Tx Current: <90 mA at +17 dBm, 108 mA at +22 dBm
56 -* LoRa Rx current: <9 mA
57 -* I/O Voltage: 3.3v
36 +Humidity:
58 58  
38 +* Storage: 5 ~~ 95% (Non-Condensing)
39 +* Operating: 10 ~~ 95% (Non-Condensing)
59 59  
60 -== 1.4  AT Command ==
41 +LoRa Tx Current: <90 mA at +17 dBm, 108 mA at +22 dBm
61 61  
62 -AT Command is valid over Main TXD and Main RXD. Serial Baud Rate is 9600. AT commands can be found in AT Command documents.
43 +LoRa Rx current: <9 mA
63 63  
45 +I/O Voltage: 3.3v
64 64  
65 -== 1.5  Dimension ==
66 66  
67 -[[image:image-20220517072526-1.png]]
48 +== AT Command ==
68 68  
50 +AT Command is valid over Main TXD and Main RXD. Serial Baud Rate is 9600. AT commands can be found in AT Command documents.
69 69  
70 70  
71 -== 1.6  Pin Mapping ==
53 +== Pin Mapping ==
72 72  
73 -
74 74  [[image:image-20220523101537-1.png]]
75 75  
57 +== Land Pattern ==
76 76  
77 -
78 -== 1.7  Land Pattern ==
79 -
80 80  [[image:image-20220517072821-2.png]]
81 81  
82 82  
62 +== Part Number ==
83 83  
84 -= 2.  LA66 LoRaWAN Shield =
64 +Part Number: **LA66-XXX**
85 85  
66 +**XX**: The default frequency band
86 86  
87 -== 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
88 88  
89 -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 =
90 90  
79 +LA66 LoRaWAN Shield is the Arduino Breakout PCB to fast test the features of LA66 module and turn Arduino to support LoRaWAN.
91 91  
92 -== 2.2  Features ==
81 +== Pin Mapping & LED ==
93 93  
94 -* Arduino Shield base on LA66 LoRaWAN module
95 -* Support LoRaWAN v1.0.4 protocol
96 -* Support peer-to-peer protocol
97 -* TCXO crystal to ensure RF performance on low temperature
98 -* SMA connector
99 -* Available in different frequency LoRaWAN frequency bands.
100 -* World-wide unique OTAA keys.
101 -* AT Command via UART-TTL interface
102 -* Firmware upgradable via UART interface
103 -* Ultra-long RF range
83 +== Example: Use AT Command to communicate with LA66 module via Arduino UNO. ==
104 104  
85 +== Example: Join TTN network and send an uplink message, get downlink message. ==
105 105  
106 -== 2.3  Specification ==
87 +== Example: Log Temperature Sensor(DHT11) and send data to TTN, show it in DataCake. ==
107 107  
108 -* CPU: 32-bit 48 MHz
109 -* Flash: 256KB
110 -* RAM: 64KB
111 -* Input Power Range: 1.8v ~~ 3.7v
112 -* Power Consumption: < 4uA.
113 -* Frequency Range: 150 MHz ~~ 960 MHz
114 -* Maximum Power +22 dBm constant RF output
115 -* High sensitivity: -148 dBm
116 -* Temperature:
117 -** Storage: -55 ~~ +125℃
118 -** Operating: -40 ~~ +85℃
119 -* Humidity:
120 -** Storage: 5 ~~ 95% (Non-Condensing)
121 -** Operating: 10 ~~ 95% (Non-Condensing)
122 -* LoRa Tx Current: <90 mA at +17 dBm, 108 mA at +22 dBm
123 -* LoRa Rx current: <9 mA
124 -* I/O Voltage: 3.3v
89 +== Upgrade Firmware of LA66 LoRaWAN Shield ==
125 125  
91 +=== what needs to be used ===
126 126  
127 -== 2.4  Pin Mapping & LED ==
93 +1.LA66 LoRaWAN Shield that needs to be upgraded
128 128  
95 +2.Arduino
129 129  
97 +3.USB TO TTL
130 130  
131 -== 2.5  Example: Use AT Command to communicate with LA66 module via Arduino UNO. ==
99 +[[image:image-20220602100052-2.png]]
132 132  
101 +=== Wiring Schematic ===
133 133  
103 +[[image:image-20220602101311-3.png]]
134 134  
135 -== 2.6  Example: Join TTN network and send an uplink message, get downlink message. ==
105 +LA66 LoRaWAN Shield  >>>>>>>>>>>>USB TTL
136 136  
107 +GND  >>>>>>>>>>>>GND
137 137  
109 +TXD  >>>>>>>>>>>>TXD
138 138  
139 -== 2.7  Example: Log Temperature Sensor(DHT11) and send data to TTN, show it in DataCake. ==
111 +RXD  >>>>>>>>>>>>RXD
140 140  
113 +JP6 of LA66 LoRaWAN Shield needs to be connected with yellow jumper cap
141 141  
115 +Connect to the PC after connecting the wires
142 142  
143 -== 2.8  Upgrade Firmware of LA66 LoRaWAN Shield ==
117 +[[image:image-20220602102240-4.png]]
144 144  
119 +=== Upgrade steps ===
145 145  
146 -=== 2.8.1  Items needed for update ===
121 +==== Dial the SW1 of the LA66 LoRaWAN Shield to the ISP's location as shown in the figure below ====
147 147  
148 -1. LA66 LoRaWAN Shield
149 -1. Arduino
150 -1. USB TO TTL Adapter
123 +[[image:image-20220602102824-5.png]]
151 151  
152 -[[image:image-20220602100052-2.png||height="385" width="600"]]
125 +==== Press the RST switch on the LA66 LoRaWAN Shield once ====
153 153  
127 +[[image:image-20220602104701-12.png]]
154 154  
155 -=== 2.8.2  Connection ===
129 +==== Open the upgrade application software ====
156 156  
131 +Software download link：[[click here>>attach:TremoProgrammer_v0.8.rar]]
157 157  
158 -[[image:image-20220602101311-3.png||height="276" width="600"]]
159 -
160 -
161 -(% style="color:blue" %)**LA66 LoRaWAN Shield**(%%)  **<->** (% style="color:blue" %)**USB TTL**
162 -
163 -(% style="background-color:yellow" %)**GND  <-> GND
164 -TXD  <->  TXD
165 -RXD  <->  RXD**
166 -
167 -
168 -Put a jumper cap on JP6 of LA66 LoRaWAN Shield. ( the jumper is to power on LA66 module)
169 -
170 -Connect USB TTL Adapter to PC after connecting the wires
171 -
172 -
173 -[[image:image-20220602102240-4.png||height="304" width="600"]]
174 -
175 -
176 -=== 2.8.3  Upgrade steps ===
177 -
178 -
179 -==== 1.  Switch SW1 to put in ISP position ====
180 -
181 -
182 -[[image:image-20220602102824-5.png||height="306" width="600"]]
183 -
184 -
185 -
186 -==== 2.  Press the RST switch once ====
187 -
188 -
189 -[[image:image-20220602104701-12.png||height="285" width="600"]]
190 -
191 -
192 -
193 -==== 3.  Open the Upgrade tool (Tremo Programmer) in PC and Upgrade ====
194 -
195 -
196 -(% 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/]]**
197 -
198 -
199 199  [[image:image-20220602103227-6.png]]
200 200  
201 -
202 202  [[image:image-20220602103357-7.png]]
203 203  
137 +===== Select the COM port corresponding to USB TTL =====
204 204  
205 -
206 -(% class="wikigeneratedid" id="HSelecttheCOMportcorrespondingtoUSBTTL" %)
207 -(% style="color:blue" %)**2. Select the COM port corresponding to USB TTL**
208 -
209 -
210 210  [[image:image-20220602103844-8.png]]
211 211  
141 +===== Select the bin file to burn =====
212 212  
213 -
214 -(% class="wikigeneratedid" id="HSelectthebinfiletoburn" %)
215 -(% style="color:blue" %)**3. Select the bin file to burn**
216 -
217 -
218 218  [[image:image-20220602104144-9.png]]
219 219  
220 -
221 221  [[image:image-20220602104251-10.png]]
222 222  
223 -
224 224  [[image:image-20220602104402-11.png]]
225 225  
149 +===== Click to start the download =====
226 226  
227 -
228 -(% class="wikigeneratedid" id="HClicktostartthedownload" %)
229 -(% style="color:blue" %)**4. Click to start the download**
230 -
231 231  [[image:image-20220602104923-13.png]]
232 232  
153 +===== The following figure appears to prove that the burning is in progress =====
233 233  
234 -
235 -(% class="wikigeneratedid" id="HThefollowingfigureappearstoprovethattheburningisinprogress" %)
236 -(% style="color:blue" %)**5. Check update process**
237 -
238 -
239 239  [[image:image-20220602104948-14.png]]
240 240  
157 +===== The following picture appears to prove that the burning is successful =====
241 241  
242 -
243 -(% class="wikigeneratedid" id="HThefollowingpictureappearstoprovethattheburningissuccessful" %)
244 -(% style="color:blue" %)**The following picture shows that the burning is successful**
245 -
246 246  [[image:image-20220602105251-15.png]]
247 247  
161 += LA66 USB LoRaWAN Adapter =
248 248  
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.
249 249  
250 -= 3.  LA66 USB LoRaWAN Adapter =
165 +== Pin Mapping & LED ==
251 251  
167 +== Example Send & Get Messages via LoRaWAN in PC ==
252 252  
253 -== 3.1  Overview ==
169 +== Example Send & Get Messages via LoRaWAN in RPi ==
254 254  
255 -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 ===
256 256  
173 +=== Install Minicom ===
257 257  
258 -== 3.2  Features ==
175 +=== Use AT Command to send an uplink message. ===
259 259  
260 -* LoRaWAN USB adapter base on LA66 LoRaWAN module
261 -* Ultra-long RF range
262 -* Support LoRaWAN v1.0.4 protocol
263 -* Support peer-to-peer protocol
264 -* TCXO crystal to ensure RF performance on low temperature
265 -* Spring RF antenna
266 -* Available in different frequency LoRaWAN frequency bands.
267 -* World-wide unique OTAA keys.
268 -* AT Command via UART-TTL interface
269 -* Firmware upgradable via UART interface
177 +=== Send CPU/RAM usage to TTN via a script. ===
270 270  
271 271  
272 -== 3.3  Specification ==
180 +== Example: LA66 USB Module got a message from LA66 LoRa Shield and send the sensor data to NodeRed. ==
273 273  
274 -* CPU: 32-bit 48 MHz
275 -* Flash: 256KB
276 -* RAM: 64KB
277 -* Input Power Range: 5v
278 -* Frequency Range: 150 MHz ~~ 960 MHz
279 -* Maximum Power +22 dBm constant RF output
280 -* High sensitivity: -148 dBm
281 -* Temperature:
282 -** Storage: -55 ~~ +125℃
283 -** Operating: -40 ~~ +85℃
284 -* Humidity:
285 -** Storage: 5 ~~ 95% (Non-Condensing)
286 -** Operating: 10 ~~ 95% (Non-Condensing)
287 -* LoRa Tx Current: <90 mA at +17 dBm, 108 mA at +22 dBm
288 -* LoRa Rx current: <9 mA
289 289  
290 -
291 -== 3.4  Pin Mapping & LED ==
292 -
293 -
294 -
295 -== 3.5  Example: Send & Get Messages via LoRaWAN in PC ==
296 -
297 -
298 -Assume user already input the LA66 USB LoRaWAN Adapter OTAA Keys in TTN and there is already TTN network coverage.
299 -
300 -
301 -(% style="color:blue" %)**1. Connect the LA66 USB LoRaWAN adapter to PC**
302 -
303 -
304 -[[image:image-20220602171217-1.png||height="538" width="800"]]
305 -
306 -
307 -Open the serial port tool
308 -
309 -[[image:image-20220602161617-8.png]]
310 -
311 -[[image:image-20220602161718-9.png||height="457" width="800"]]
312 -
313 -
314 -
315 -(% style="color:blue" %)**2. Press the reset switch RST on the LA66 USB LoRaWAN Adapter to reset it.**
316 -
317 -The following picture appears to prove that the LA66 USB LoRaWAN Adapter successfully Join the LoRaWAN network
318 -
319 -
320 -[[image:image-20220602161935-10.png||height="498" width="800"]]
321 -
322 -
323 -
324 -(% style="color:blue" %)**3. See Uplink Command**
325 -
326 -Command format: (% style="color:#4472c4" %)** AT+SENDB=<confirn_status>,<Fport>,<data_len>,<data>**
327 -
328 -example: AT+SENDB=01,02,8,05820802581ea0a5
329 -
330 -[[image:image-20220602162157-11.png||height="497" width="800"]]
331 -
332 -
333 -
334 -(% style="color:blue" %)**4. Check to see if TTN received the message**
335 -
336 -[[image:image-20220602162331-12.png||height="420" width="800"]]
337 -
338 -
339 -
340 -== 3.6  Example: Send PC's CPU/RAM usage to TTN via python ==
341 -
342 -
343 -**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]]
344 -
345 -
346 -(% style="color:red" %)**Preconditions:**
347 -
348 -(% style="color:red" %)**1. LA66 USB LoRaWAN Adapter works fine**
349 -
350 -(% style="color:red" %)**2. LA66 USB LoRaWAN Adapter  is registered with TTN**
351 -
352 -
353 -
354 -(% style="color:blue" %)**Steps for usage:**
355 -
356 -(% style="color:blue" %)**1.**(%%) Press the reset switch RESET on the LA66 USB LoRaWAN Adapter
357 -
358 -(% style="color:blue" %)**2.**(%%) Run the python script in PC and see the TTN
359 -
360 -[[image:image-20220602115852-3.png||height="450" width="1187"]]
361 -
362 -
363 -
364 -== 3.7  Example: Send & Get Messages via LoRaWAN in RPi ==
365 -
366 -
367 -Assume user already input the LA66 USB LoRaWAN Adapter OTAA Keys in TTN and there is already TTN network coverage.
368 -
369 -
370 -(% style="color:blue" %)**1. Connect the LA66 USB LoRaWAN Adapter to the Raspberry Pi**
371 -
372 -[[image:image-20220602171233-2.png||height="538" width="800"]]
373 -
374 -
375 -
376 -(% style="color:blue" %)**2. Install Minicom in RPi.**
377 -
378 -(% id="cke_bm_509388S" style="display:none" %) (%%)Enter the following command in the RPi terminal
379 -
380 - (% style="background-color:yellow" %)**apt update**
381 -
382 - (% style="background-color:yellow" %)**apt install minicom**
383 -
384 -
385 -Use minicom to connect to the RPI's terminal
386 -
387 -[[image:image-20220602153146-3.png||height="439" width="500"]]
388 -
389 -
390 -
391 -(% style="color:blue" %)**3. Press the reset switch RST on the LA66 USB LoRaWAN Adapter.**
392 -
393 -The following picture appears to prove that the LA66 USB LoRaWAN Adapter successfully entered the network.
394 -
395 -
396 -[[image:image-20220602154928-5.png||height="436" width="500"]]
397 -
398 -
399 -
400 -(% style="color:blue" %)**4. Send Uplink message**
401 -
402 -Format: (% style="color:#4472c4" %)**AT+SENDB=<confirn_status>,<Fport>,<data_len>,<data>**
403 -
404 -example: AT+SENDB=01,02,8,05820802581ea0a5
405 -
406 -
407 -[[image:image-20220602160339-6.png||height="517" width="600"]]
408 -
409 -
410 -
411 -Check to see if TTN received the message
412 -
413 -[[image:image-20220602160627-7.png||height="369" width="800"]]
414 -
415 -
416 -
417 -== 3.8  Example: LA66 USB Module got a message from LA66 LoRa Shield and send the sensor data to NodeRed. ==
418 -
419 -
420 -
421 -== 3.9  Upgrade Firmware of LA66 USB LoRaWAN Adapter ==
422 -
423 -
424 -
425 -
426 -= 4.  Order Info =
427 -
428 -
429 -**Part Number:**  (% style="color:blue" %)**LA66-XXX**(%%), (% style="color:blue" %)**LA66-LoRaWAN-Shield-XXX** (%%) **or**  (% style="color:blue" %)**LA66-USB-LoRaWAN-Adapter-XXX**
430 -
431 -
432 -(% style="color:blue" %)**XXX**(%%): The default frequency band
433 -
434 -* (% style="color:red" %)**AS923**(%%):  LoRaWAN AS923 band
435 -* (% style="color:red" %)**AU915**(%%):  LoRaWAN AU915 band
436 -* (% style="color:red" %)**EU433**(%%):  LoRaWAN EU433 band
437 -* (% style="color:red" %)**EU868**(%%):  LoRaWAN EU868 band
438 -* (% style="color:red" %)**KR920**(%%):  LoRaWAN KR920 band
439 -* (% style="color:red" %)**US915**(%%):  LoRaWAN US915 band
440 -* (% style="color:red" %)**IN865**(%%):  LoRaWAN IN865 band
441 -* (% style="color:red" %)**CN470**(%%): LoRaWAN CN470 band
442 -* (% style="color:red" %)**PP**(%%):  Peer to Peer LoRa Protocol
443 -
444 -
445 -
446 -= 5.  Reference =
447 -
448 -* Hardware Design File for LA66 LoRaWAN Shield, LA66 USB LoRaWAN Adapter : [[Download>>https://www.dropbox.com/sh/a3wbmdcvqjxaqw5/AADZfvAiykJTK624RgMquH86a?dl=0]]
449 -
450 -
183 +== Upgrade Firmware of LA66 USB LoRaWAN Adapter ==
CP210x_Universal_Windows_Driver.zip
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