Last modified by Xiaoling on 2023/05/26 14:19
<
From version < 85.1 >
edited by Edwin Chen
on 2022/07/10 22:06
To version < 23.1 >
edited by Herong Lu
on 2022/06/02 10:33
>
Change comment: Uploaded new attachment "image-20220602103357-7.png", version {1}

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1 -XWiki.Edwin
1 +XWiki.Lu
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6 6  
7 7  == What is LA66 LoRaWAN Module ==
8 8  
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.
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 -(% 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.
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.
12 12  
13 -Each LA66 module includes a (% style="color:blue" %)**world-unique OTAA key**(%%) for LoRaWAN registration.
13 +**Each LA66 **module includes a world unique OTAA key for LoRaWAN registration.
14 14  
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.
16 16  
17 -LA66 is equipped with (% style="color:blue" %)**TCXO crystal**(%%) which ensures the module can achieve stable performance in extreme temperatures.
18 18  
17 +== Specification ==
19 19  
20 -== Features ==
19 +[[image:image-20220517072526-1.png]]
21 21  
22 -* Support LoRaWAN v1.0.4 protocol
23 -* Support peer-to-peer protocol
24 -* TCXO crystal to ensure RF performance on low temperature
25 -* SMD Antenna pad and i-pex antenna connector
26 -* Available in different frequency LoRaWAN frequency bands.
27 -* World-wide unique OTAA keys.
28 -* AT Command via UART-TTL interface
29 -* Firmware upgradable via UART interface
30 -* Ultra-long RF range
21 +Input Power Range: 1.8v ~~ 3.7v
31 31  
32 -== Specification ==
23 +Power Consumption: < 4uA.
33 33  
34 -* CPU: 32-bit 48 MHz
35 -* Flash: 256KB
36 -* RAM: 64KB
37 -* Input Power Range: 1.8v ~~ 3.7v
38 -* Power Consumption: < 4uA.
39 -* Frequency Range: 150 MHz ~~ 960 MHz
40 -* Maximum Power +22 dBm constant RF output
41 -* High sensitivity: -148 dBm
42 -* Temperature:
43 -** Storage: -55 ~~ +125℃
44 -** Operating: -40 ~~ +85℃
45 -* Humidity:
46 -** Storage: 5 ~~ 95% (Non-Condensing)
47 -** Operating: 10 ~~ 95% (Non-Condensing)
48 -* LoRa Tx Current: <90 mA at +17 dBm, 108 mA at +22 dBm
49 -* LoRa Rx current: <9 mA
50 -* I/O Voltage: 3.3v
25 +Frequency Range: 150 MHz ~~ 960 MHz
51 51  
52 -== AT Command ==
27 +Maximum Power +22 dBm constant RF output
53 53  
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.
29 +High sensitivity: -148 dBm
55 55  
31 +Temperature:
56 56  
57 -== Dimension ==
33 +* Storage: -55 ~~ +125℃
34 +* Operating: -40 ~~ +85℃
58 58  
59 -[[image:image-20220517072526-1.png]]
36 +Humidity:
60 60  
38 +* Storage: 5 ~~ 95% (Non-Condensing)
39 +* Operating: 10 ~~ 95% (Non-Condensing)
61 61  
41 +LoRa Tx Current: <90 mA at +17 dBm, 108 mA at +22 dBm
42 +
43 +LoRa Rx current: <9 mA
44 +
45 +I/O Voltage: 3.3v
46 +
47 +
48 +== AT Command ==
49 +
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.
51 +
52 +
62 62  == Pin Mapping ==
63 63  
64 64  [[image:image-20220523101537-1.png]]
... ... @@ -68,7 +68,7 @@
68 68  [[image:image-20220517072821-2.png]]
69 69  
70 70  
71 -== Order Info ==
62 +== Part Number ==
72 72  
73 73  Part Number: **LA66-XXX**
74 74  
... ... @@ -82,48 +82,11 @@
82 82  * **US915**: LoRaWAN US915 band
83 83  * **IN865**: LoRaWAN IN865 band
84 84  * **CN470**: LoRaWAN CN470 band
85 -* **PP**: Peer to Peer LoRa Protocol
86 86  
87 87  = LA66 LoRaWAN Shield =
88 88  
89 -== Overview ==
79 +LA66 LoRaWAN Shield is the Arduino Breakout PCB to fast test the features of LA66 module and turn Arduino to support LoRaWAN.
90 90  
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 -
93 -
94 -== Features ==
95 -
96 -* Arduino Shield base on LA66 LoRaWAN module
97 -* Support LoRaWAN v1.0.4 protocol
98 -* Support peer-to-peer protocol
99 -* TCXO crystal to ensure RF performance on low temperature
100 -* SMA connector
101 -* Available in different frequency LoRaWAN frequency bands.
102 -* World-wide unique OTAA keys.
103 -* AT Command via UART-TTL interface
104 -* Firmware upgradable via UART interface
105 -* Ultra-long RF range
106 -
107 -== Specification ==
108 -
109 -* CPU: 32-bit 48 MHz
110 -* Flash: 256KB
111 -* RAM: 64KB
112 -* Input Power Range: 1.8v ~~ 3.7v
113 -* Power Consumption: < 4uA.
114 -* Frequency Range: 150 MHz ~~ 960 MHz
115 -* Maximum Power +22 dBm constant RF output
116 -* High sensitivity: -148 dBm
117 -* Temperature:
118 -** Storage: -55 ~~ +125℃
119 -** Operating: -40 ~~ +85℃
120 -* Humidity:
121 -** Storage: 5 ~~ 95% (Non-Condensing)
122 -** Operating: 10 ~~ 95% (Non-Condensing)
123 -* LoRa Tx Current: <90 mA at +17 dBm, 108 mA at +22 dBm
124 -* LoRa Rx current: <9 mA
125 -* I/O Voltage: 3.3v
126 -
127 127  == Pin Mapping & LED ==
128 128  
129 129  == Example: Use AT Command to communicate with LA66 module via Arduino UNO. ==
... ... @@ -134,280 +134,57 @@
134 134  
135 135  == Upgrade Firmware of LA66 LoRaWAN Shield ==
136 136  
137 -=== Items needed for update ===
91 +=== what needs to be used ===
138 138  
139 -1. LA66 LoRaWAN Shield
140 -1. Arduino
141 -1. USB TO TTL Adapter
93 +1.LA66 LoRaWAN Shield that needs to be upgraded
142 142  
143 -[[image:image-20220602100052-2.png||height="385" width="600"]]
95 +2.Arduino
144 144  
97 +3.USB TO TTL
145 145  
146 -=== Connection ===
99 +[[image:image-20220602100052-2.png]]
147 147  
148 -[[image:image-20220602101311-3.png||height="276" width="600"]]
101 +=== Wiring Schematic ===
149 149  
150 -(% style="color:blue" %)**LA66 LoRaWAN Shield**(%%)  <-> (% style="color:blue" %)**USB TTL**(%%)
151 -**GND  <-> GND
152 -TXD  <-> TXD
153 -RXD  <-> RXD**
103 +[[image:image-20220602101311-3.png]]
154 154  
155 -Put a jumper cap on JP6 of LA66 LoRaWAN Shield. ( the jumper is to power on LA66 module)
105 +LA66 LoRaWAN Shield  >>>>>>>>>>>>USB TTL
156 156  
157 -Connect USB TTL Adapter to PC after connecting the wires
107 +GND  >>>>>>>>>>>>GND
158 158  
109 +TXD  >>>>>>>>>>>>TXD
159 159  
160 -[[image:image-20220602102240-4.png||height="304" width="600"]]
111 +RXD  >>>>>>>>>>>>RXD
161 161  
113 +JP6 of LA66 LoRaWAN Shield needs to be connected with yellow jumper cap
162 162  
163 -=== Upgrade steps ===
115 +Connect to the PC after connecting the wires
164 164  
165 -==== Switch SW1 to put in ISP position ====
117 +[[image:image-20220602102240-4.png]]
166 166  
167 -[[image:image-20220602102824-5.png||height="306" width="600"]]
119 +=== Upgrade steps ===
168 168  
169 169  
170 -==== Press the RST switch once ====
171 -
172 -[[image:image-20220602104701-12.png||height="285" width="600"]]
173 -
174 -
175 -==== Open the Upgrade tool (Tremo Programmer) in PC and Upgrade ====
176 -
177 -**~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/]]**
178 -
179 -[[image:image-20220602103227-6.png]]
180 -
181 -[[image:image-20220602103357-7.png]]
182 -
183 -
184 -(% class="wikigeneratedid" id="HSelecttheCOMportcorrespondingtoUSBTTL" %)
185 -**2. Select the COM port corresponding to USB TTL**
186 -
187 -[[image:image-20220602103844-8.png]]
188 -
189 -
190 -(% class="wikigeneratedid" id="HSelectthebinfiletoburn" %)
191 -**3. Select the bin file to burn**
192 -
193 -[[image:image-20220602104144-9.png]]
194 -
195 -[[image:image-20220602104251-10.png]]
196 -
197 -[[image:image-20220602104402-11.png]]
198 -
199 -
200 -(% class="wikigeneratedid" id="HClicktostartthedownload" %)
201 -**4. Click to start the download**
202 -
203 -[[image:image-20220602104923-13.png]]
204 -
205 -
206 -(% class="wikigeneratedid" id="HThefollowingfigureappearstoprovethattheburningisinprogress" %)
207 -**5. Check update process**
208 -
209 -[[image:image-20220602104948-14.png]]
210 -
211 -
212 -(% class="wikigeneratedid" id="HThefollowingpictureappearstoprovethattheburningissuccessful" %)
213 -**The following picture shows that the burning is successful**
214 -
215 -[[image:image-20220602105251-15.png]]
216 -
217 -
218 -== Order Info ==
219 -
220 -Part Number: **LA66-LoRaWAN-Shield-XXX**
221 -
222 -**XX**: The default frequency band
223 -
224 -* **AS923**: LoRaWAN AS923 band
225 -* **AU915**: LoRaWAN AU915 band
226 -* **EU433**: LoRaWAN EU433 band
227 -* **EU868**: LoRaWAN EU868 band
228 -* **KR920**: LoRaWAN KR920 band
229 -* **US915**: LoRaWAN US915 band
230 -* **IN865**: LoRaWAN IN865 band
231 -* **CN470**: LoRaWAN CN470 band
232 -* **PP**: Peer to Peer LoRa Protocol
233 -
234 -== Package Info ==
235 -
236 -* LA66 LoRaWAN Shield x 1
237 -* RF Antenna x 1
238 -
239 239  = LA66 USB LoRaWAN Adapter =
240 240  
241 -== Overview ==
124 +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.
242 242  
243 -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.
244 -
245 -
246 -== Features ==
247 -
248 -* LoRaWAN USB adapter base on LA66 LoRaWAN module
249 -* Ultra-long RF range
250 -* Support LoRaWAN v1.0.4 protocol
251 -* Support peer-to-peer protocol
252 -* TCXO crystal to ensure RF performance on low temperature
253 -* Spring RF antenna
254 -* Available in different frequency LoRaWAN frequency bands.
255 -* World-wide unique OTAA keys.
256 -* AT Command via UART-TTL interface
257 -* Firmware upgradable via UART interface
258 -
259 -== Specification ==
260 -
261 -* CPU: 32-bit 48 MHz
262 -* Flash: 256KB
263 -* RAM: 64KB
264 -* Input Power Range: 5v
265 -* Frequency Range: 150 MHz ~~ 960 MHz
266 -* Maximum Power +22 dBm constant RF output
267 -* High sensitivity: -148 dBm
268 -* Temperature:
269 -** Storage: -55 ~~ +125℃
270 -** Operating: -40 ~~ +85℃
271 -* Humidity:
272 -** Storage: 5 ~~ 95% (Non-Condensing)
273 -** Operating: 10 ~~ 95% (Non-Condensing)
274 -* LoRa Tx Current: <90 mA at +17 dBm, 108 mA at +22 dBm
275 -* LoRa Rx current: <9 mA
276 -
277 277  == Pin Mapping & LED ==
278 278  
279 279  == Example Send & Get Messages via LoRaWAN in PC ==
280 280  
281 -Assume user already input the LA66 USB LoRaWAN Adapter OTAA Keys in TTN and there is already TTN network coverage.
282 -
283 -~1. Connect the LA66 USB LoRaWAN adapter to PC
284 -
285 -[[image:image-20220602171217-1.png||height="538" width="800"]]
286 -
287 -Open the serial port tool
288 -
289 -[[image:image-20220602161617-8.png]]
290 -
291 -[[image:image-20220602161718-9.png||height="457" width="800"]]
292 -
293 -
294 -2. Press the reset switch RST on the LA66 USB LoRaWAN Adapter to reset it.
295 -
296 -The following picture appears to prove that the LA66 USB LoRaWAN Adapter successfully Join the LoRaWAN network
297 -
298 -[[image:image-20220602161935-10.png||height="498" width="800"]]
299 -
300 -
301 -3. See Uplink Command
302 -
303 -Command format: AT+SENDB=<confirn_status>,<Fport>,<data_len>,<data>
304 -
305 -example: AT+SENDB=01,02,8,05820802581ea0a5
306 -
307 -[[image:image-20220602162157-11.png||height="497" width="800"]]
308 -
309 -
310 -4. Check to see if TTN received the message
311 -
312 -[[image:image-20220602162331-12.png||height="420" width="800"]]
313 -
314 -
315 -
316 -== Example:Send PC's CPU/RAM usage to TTN via python ==
317 -
318 -(% class="wikigeneratedid" id="HUsepythonasanexampleFF1A" %)
319 -**Use python as an example：**
320 -
321 -(% class="wikigeneratedid" id="HPreconditions:" %)
322 -**Preconditions:**
323 -
324 -1.LA66 USB LoRaWAN Adapter works fine
325 -
326 -2.LA66 USB LoRaWAN Adapter  is registered with TTN
327 -
328 -(% class="wikigeneratedid" id="HStepsforusage" %)
329 -**Steps for usage**
330 -
331 -1.Press the reset switch RESET on the LA66 USB LoRaWAN Adapter
332 -
333 -2.Run the python script in PC and see the TTN
334 -
335 -[[image:image-20220602115852-3.png||height="450" width="1187"]]
336 -
337 -
338 -
339 339  == Example Send & Get Messages via LoRaWAN in RPi ==
340 340  
341 -Assume user already input the LA66 USB LoRaWAN Adapter OTAA Keys in TTN and there is already TTN network coverage.
132 +=== Install USB Driver ===
342 342  
343 -~1. Connect the LA66 USB LoRaWAN Adapter to the Raspberry Pi
134 +=== Install Minicom ===
344 344  
345 -[[image:image-20220602171233-2.png||height="538" width="800"]]
136 +=== Use AT Command to send an uplink message. ===
346 346  
138 +=== Send CPU/RAM usage to TTN via a script. ===
347 347  
348 -2. Install Minicom in RPi.
349 349  
350 -(% id="cke_bm_509388S" style="display:none" %) (%%)Enter the following command in the RPi terminal
351 -
352 -(% class="mark" %)apt update
353 -
354 -(% class="mark" %)apt install minicom
355 -
356 -
357 -Use minicom to connect to the RPI's terminal
358 -
359 -[[image:image-20220602153146-3.png||height="439" width="500"]]
360 -
361 -
362 -3. Press the reset switch RST on the LA66 USB LoRaWAN Adapter.
363 -The following picture appears to prove that the LA66 USB LoRaWAN Adapter successfully entered the network
364 -
365 -[[image:image-20220602154928-5.png||height="436" width="500"]]
366 -
367 -
368 -4. Send Uplink message
369 -
370 -Format: AT+SENDB=<confirn_status>,<Fport>,<data_len>,<data>
371 -
372 -example: AT+SENDB=01,02,8,05820802581ea0a5
373 -
374 -[[image:image-20220602160339-6.png||height="517" width="600"]]
375 -
376 -Check to see if TTN received the message
377 -
378 -[[image:image-20220602160627-7.png||height="369" width="800"]]
379 -
380 -
381 -
382 382  == Example: LA66 USB Module got a message from LA66 LoRa Shield and send the sensor data to NodeRed. ==
383 383  
384 384  
385 385  == Upgrade Firmware of LA66 USB LoRaWAN Adapter ==
386 -
387 -
388 -
389 -== Order Info ==
390 -
391 -Part Number: **LA66-USB-LoRaWAN-Adapter-XXX**
392 -
393 -**XX**: The default frequency band
394 -
395 -* **AS923**: LoRaWAN AS923 band
396 -* **AU915**: LoRaWAN AU915 band
397 -* **EU433**: LoRaWAN EU433 band
398 -* **EU868**: LoRaWAN EU868 band
399 -* **KR920**: LoRaWAN KR920 band
400 -* **US915**: LoRaWAN US915 band
401 -* **IN865**: LoRaWAN IN865 band
402 -* **CN470**: LoRaWAN CN470 band
403 -* **PP**: Peer to Peer LoRa Protocol
404 -
405 -== Package Info ==
406 -
407 -* LA66 USB LoRaWAN Adapter x 1
408 -
409 -= Reference =
410 -
411 -* Hardware Design File for LA66 LoRaWAN Shield, LA66 USB LoRaWAN Adapter : [[Download>>https://www.dropbox.com/sh/a3wbmdcvqjxaqw5/AADZfvAiykJTK624RgMquH86a?dl=0]]
412 -
413 -
CP210x_Universal_Windows_Driver.zip
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