<
From version < 87.2 >
edited by Xiaoling
on 2022/07/13 09:34
To version < 70.1 >
edited by Edwin Chen
on 2022/07/02 23:51
>
Change comment: There is no comment for this version

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Author
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1 -XWiki.Xiaoling
1 +XWiki.Edwin
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1 -
2 -
3 3  {{box cssClass="floatinginfobox" title="**Contents**"}}
4 4  {{toc/}}
5 5  {{/box}}
6 6  
7 -{{toc/}}
5 += LA66 LoRaWAN Module =
8 8  
7 +== What is LA66 LoRaWAN Module ==
9 9  
10 -
11 -= 1.  LA66 LoRaWAN Module =
12 -
13 -
14 -== 1.1  What is LA66 LoRaWAN Module ==
15 -
16 -
17 17  (% 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.
18 18  
19 19  (% 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.
... ... @@ -25,7 +25,7 @@
25 25  LA66 is equipped with (% style="color:blue" %)**TCXO crystal**(%%) which ensures the module can achieve stable performance in extreme temperatures.
26 26  
27 27  
28 -== 1.2  Features ==
20 +== Features ==
29 29  
30 30  * Support LoRaWAN v1.0.4 protocol
31 31  * Support peer-to-peer protocol
... ... @@ -38,8 +38,9 @@
38 38  * Ultra-long RF range
39 39  
40 40  
41 -== 1.3  Specification ==
42 42  
34 +== Specification ==
35 +
43 43  * CPU: 32-bit 48 MHz
44 44  * Flash: 256KB
45 45  * RAM: 64KB
... ... @@ -58,365 +58,221 @@
58 58  * LoRa Rx current: <9 mA
59 59  * I/O Voltage: 3.3v
60 60  
54 +== AT Command ==
61 61  
62 -== 1.4  AT Command ==
63 -
64 64  AT Command is valid over Main TXD and Main RXD. Serial Baud Rate is 9600. AT commands can be found in AT Command documents.
65 65  
66 66  
67 -== 1.5  Dimension ==
59 +== Dimension ==
68 68  
69 69  [[image:image-20220517072526-1.png]]
70 70  
71 71  
64 +== Pin Mapping ==
72 72  
73 -== 1.6  Pin Mapping ==
74 -
75 -
76 76  [[image:image-20220523101537-1.png]]
77 77  
68 +== Land Pattern ==
78 78  
79 -
80 -== 1.7  Land Pattern ==
81 -
82 82  [[image:image-20220517072821-2.png]]
83 83  
84 84  
73 +== Part Number ==
85 85  
86 -= 2.  LA66 LoRaWAN Shield =
75 +Part Number: **LA66-XXX**
87 87  
77 +**XX**: The default frequency band
88 88  
89 -== 2.1  Overview ==
79 +* **AS923**: LoRaWAN AS923 band
80 +* **AU915**: LoRaWAN AU915 band
81 +* **EU433**: LoRaWAN EU433 band
82 +* **EU868**: LoRaWAN EU868 band
83 +* **KR920**: LoRaWAN KR920 band
84 +* **US915**: LoRaWAN US915 band
85 +* **IN865**: LoRaWAN IN865 band
86 +* **CN470**: LoRaWAN CN470 band
87 +* **PP**: Peer to Peer LoRa Protocol
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.
89 += LA66 LoRaWAN Shield =
92 92  
91 +LA66 LoRaWAN Shield is the Arduino Breakout PCB to fast test the features of LA66 module and turn Arduino to support LoRaWAN.
93 93  
94 -== 2.2  Features ==
93 +== Pin Mapping & LED ==
95 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
95 +== Example: Use AT Command to communicate with LA66 module via Arduino UNO. ==
106 106  
97 +== Example: Join TTN network and send an uplink message, get downlink message. ==
107 107  
108 -== 2.3  Specification ==
99 +== Example: Log Temperature Sensor(DHT11) and send data to TTN, show it in DataCake. ==
109 109  
110 -* CPU: 32-bit 48 MHz
111 -* Flash: 256KB
112 -* RAM: 64KB
113 -* Input Power Range: 1.8v ~~ 3.7v
114 -* Power Consumption: < 4uA.
115 -* Frequency Range: 150 MHz ~~ 960 MHz
116 -* Maximum Power +22 dBm constant RF output
117 -* High sensitivity: -148 dBm
118 -* Temperature:
119 -** Storage: -55 ~~ +125℃
120 -** Operating: -40 ~~ +85℃
121 -* Humidity:
122 -** Storage: 5 ~~ 95% (Non-Condensing)
123 -** Operating: 10 ~~ 95% (Non-Condensing)
124 -* LoRa Tx Current: <90 mA at +17 dBm, 108 mA at +22 dBm
125 -* LoRa Rx current: <9 mA
126 -* I/O Voltage: 3.3v
101 +== Upgrade Firmware of LA66 LoRaWAN Shield ==
127 127  
103 +=== what needs to be used ===
128 128  
129 -== 2. Pin Mapping & LED ==
105 +1.LA66 LoRaWAN Shield that needs to be upgraded
130 130  
107 +2.Arduino
131 131  
109 +3.USB TO TTL
132 132  
133 -== 2.5  Example: Use AT Command to communicate with LA66 module via Arduino UNO. ==
111 +[[image:image-20220602100052-2.png]]
134 134  
113 +=== Wiring Schematic ===
135 135  
115 +[[image:image-20220602101311-3.png]]
136 136  
137 -== 2.6  Example: Join TTN network and send an uplink message, get downlink message. ==
117 +LA66 LoRaWAN Shiel >>>>>>>>>>>>USB TTL
138 138  
119 +GND  >>>>>>>>>>>>GND
139 139  
121 +TXD  >>>>>>>>>>>>TXD
140 140  
141 -== 2.7  Example: Log Temperature Sensor(DHT11) and send data to TTN, show it in DataCake. ==
123 +RXD  >>>>>>>>>>>>RXD
142 142  
125 +JP6 of LA66 LoRaWAN Shield needs to be connected with yellow jumper cap
143 143  
127 +Connect to the PC after connecting the wires
144 144  
145 -== 2.8  Upgrade Firmware of LA66 LoRaWAN Shield ==
129 +[[image:image-20220602102240-4.png]]
146 146  
131 +=== Upgrade steps ===
147 147  
148 -=== 2.8.1  Items needed for update ===
133 +==== Dial the SW1 of the LA66 LoRaWAN Shield to the ISP's location as shown in the figure below ====
149 149  
150 -1. LA66 LoRaWAN Shield
151 -1. Arduino
152 -1. USB TO TTL Adapter
135 +[[image:image-20220602102824-5.png]]
153 153  
154 -[[image:image-20220602100052-2.png||height="385" width="600"]]
137 +==== Press the RST switch on the LA66 LoRaWAN Shield once ====
155 155  
139 +[[image:image-20220602104701-12.png]]
156 156  
157 -=== 2.8.2  Connection ===
141 +==== Open the upgrade application software ====
158 158  
143 +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/]]
159 159  
160 -[[image:image-20220602101311-3.png||height="276" width="600"]]
161 -
162 -
163 -(% style="color:blue" %)**LA66 LoRaWAN Shield**(%%)  **<->** (% style="color:blue" %)**USB TTL**
164 -
165 -
166 -(% style="background-color:yellow" %)**GND  <-> GND
167 -TXD  <->  TXD
168 -RXD  <->  RXD**
169 -
170 -
171 -Put a jumper cap on JP6 of LA66 LoRaWAN Shield. ( the jumper is to power on LA66 module)
172 -
173 -Connect USB TTL Adapter to PC after connecting the wires
174 -
175 -
176 -[[image:image-20220602102240-4.png||height="304" width="600"]]
177 -
178 -
179 -=== 2.8.3  Upgrade steps ===
180 -
181 -
182 -==== 1.  Switch SW1 to put in ISP position ====
183 -
184 -
185 -[[image:image-20220602102824-5.png||height="306" width="600"]]
186 -
187 -
188 -==== 2.  Press the RST switch once ====
189 -
190 -[[image:image-20220602104701-12.png||height="285" width="600"]]
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  
149 +===== 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  
153 +===== 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  
161 +===== 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  
165 +===== The following figure appears to prove that the burning is in progress =====
233 233  
234 -(% class="wikigeneratedid" id="HThefollowingfigureappearstoprovethattheburningisinprogress" %)
235 -(% style="color:blue" %)**5. Check update process**
236 -
237 -
238 238  [[image:image-20220602104948-14.png]]
239 239  
169 +===== The following picture appears to prove that the burning is successful =====
240 240  
241 -
242 -(% class="wikigeneratedid" id="HThefollowingpictureappearstoprovethattheburningissuccessful" %)
243 -(% style="color:blue" %)**The following picture shows that the burning is successful**
244 -
245 245  [[image:image-20220602105251-15.png]]
246 246  
173 += LA66 USB LoRaWAN Adapter =
247 247  
175 +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.
248 248  
249 -= 3.  LA66 USB LoRaWAN Adapter =
177 +Before use, please make sure that the computer has installed the CP2102 driver
250 250  
251 -
252 -== 3.1  Overview ==
253 -
254 -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.
255 -
256 -
257 -== 3.2  Features ==
258 -
259 -* LoRaWAN USB adapter base on LA66 LoRaWAN module
260 -* Ultra-long RF range
261 -* Support LoRaWAN v1.0.4 protocol
262 -* Support peer-to-peer protocol
263 -* TCXO crystal to ensure RF performance on low temperature
264 -* Spring RF antenna
265 -* Available in different frequency LoRaWAN frequency bands.
266 -* World-wide unique OTAA keys.
267 -* AT Command via UART-TTL interface
268 -* Firmware upgradable via UART interface
269 -
270 -== Specification ==
271 -
272 -* CPU: 32-bit 48 MHz
273 -* Flash: 256KB
274 -* RAM: 64KB
275 -* Input Power Range: 5v
276 -* Frequency Range: 150 MHz ~~ 960 MHz
277 -* Maximum Power +22 dBm constant RF output
278 -* High sensitivity: -148 dBm
279 -* Temperature:
280 -** Storage: -55 ~~ +125℃
281 -** Operating: -40 ~~ +85℃
282 -* Humidity:
283 -** Storage: 5 ~~ 95% (Non-Condensing)
284 -** Operating: 10 ~~ 95% (Non-Condensing)
285 -* LoRa Tx Current: <90 mA at +17 dBm, 108 mA at +22 dBm
286 -* LoRa Rx current: <9 mA
287 -
288 288  == Pin Mapping & LED ==
289 289  
290 290  == Example Send & Get Messages via LoRaWAN in PC ==
291 291  
292 -Assume user already input the LA66 USB LoRaWAN Adapter OTAA Keys in TTN and there is already TTN network coverage.
183 +Connect the LA66 LoRa Shield to the PC
293 293  
294 -~1. Connect the LA66 USB LoRaWAN adapter to PC
185 +[[image:image-20220602171217-1.png||height="615" width="915"]]
295 295  
296 -[[image:image-20220602171217-1.png||height="538" width="800"]]
297 -
298 298  Open the serial port tool
299 299  
300 300  [[image:image-20220602161617-8.png]]
301 301  
302 -[[image:image-20220602161718-9.png||height="457" width="800"]]
191 +[[image:image-20220602161718-9.png||height="529" width="927"]]
303 303  
193 +Press the reset switch RST on the LA66 LoRa Shield.
304 304  
305 -2. Press the reset switch RST on the LA66 USB LoRaWAN Adapter to reset it.
195 +The following picture appears to prove that the LA66 LoRa Shield successfully entered the network
306 306  
307 -The following picture appears to prove that the LA66 USB LoRaWAN Adapter successfully Join the LoRaWAN network
197 +[[image:image-20220602161935-10.png]]
308 308  
309 -[[image:image-20220602161935-10.png||height="498" width="800"]]
199 +send instructions: AT+SENDB=<confirn_status>,<Fport>,<data_len>,<data>
310 310  
311 -
312 -3. See Uplink Command
313 -
314 -Command format: AT+SENDB=<confirn_status>,<Fport>,<data_len>,<data>
315 -
316 316  example: AT+SENDB=01,02,8,05820802581ea0a5
317 317  
318 -[[image:image-20220602162157-11.png||height="497" width="800"]]
203 +[[image:image-20220602162157-11.png]]
319 319  
205 +Check to see if TTN received the message
320 320  
321 -4. Check to see if TTN received the message
207 +[[image:image-20220602162331-12.png||height="547" width="1044"]]
322 322  
323 -[[image:image-20220602162331-12.png||height="420" width="800"]]
209 +== Example Send & Get Messages via LoRaWAN in RPi ==
324 324  
211 +Connect the LA66 LoRa Shield to the RPI
325 325  
213 +[[image:image-20220602171233-2.png||height="592" width="881"]]
326 326  
327 -== Example:Send PC's CPU/RAM usage to TTN via python ==
215 +Log in to the RPI's terminal and connect to the serial port
328 328  
329 -(% class="wikigeneratedid" id="HUsepythonasanexampleFF1A" %)
330 -**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]]
217 +[[image:image-20220602153146-3.png]]
331 331  
332 -(% class="wikigeneratedid" id="HPreconditions:" %)
333 -**Preconditions:**
219 +Press the reset switch RST on the LA66 LoRa Shield.
220 +The following picture appears to prove that the LA66 LoRa Shield successfully entered the network
334 334  
335 -1.LA66 USB LoRaWAN Adapter works fine
222 +[[image:image-20220602154928-5.png]]
336 336  
337 -2.LA66 USB LoRaWAN Adapter  is registered with TTN
224 +send instructions: AT+SENDB=<confirn_status>,<Fport>,<data_len>,<data>
338 338  
339 -(% class="wikigeneratedid" id="HStepsforusage" %)
340 -**Steps for usage**
226 +example: AT+SENDB=01,02,8,05820802581ea0a5
341 341  
342 -1.Press the reset switch RESET on the LA66 USB LoRaWAN Adapter
228 +[[image:image-20220602160339-6.png]]
343 343  
344 -2.Run the python script in PC and see the TTN
230 +Check to see if TTN received the message
345 345  
346 -[[image:image-20220602115852-3.png||height="450" width="1187"]]
232 +[[image:image-20220602160627-7.png||height="468" width="1013"]]
347 347  
234 +=== Install Minicom ===
348 348  
236 +Enter the following command in the RPI terminal
349 349  
350 -== Example Send & Get Messages via LoRaWAN in RPi ==
238 +apt update
351 351  
352 -Assume user already input the LA66 USB LoRaWAN Adapter OTAA Keys in TTN and there is already TTN network coverage.
240 +[[image:image-20220602143155-1.png]]
353 353  
354 -~1. Connect the LA66 USB LoRaWAN Adapter to the Raspberry Pi
242 +apt install minicom
355 355  
356 -[[image:image-20220602171233-2.png||height="538" width="800"]]
244 +[[image:image-20220602143744-2.png]]
357 357  
246 +=== Send PC's CPU/RAM usage to TTN via script. ===
358 358  
359 -2. Install Minicom in RPi.
248 +==== Take python as an example: ====
360 360  
361 -(% id="cke_bm_509388S" style="display:none" %) (%%)Enter the following command in the RPi terminal
250 +===== Preconditions: =====
362 362  
363 -(% class="mark" %)apt update
252 +1.LA66 USB LoRaWAN Adapter works fine
364 364  
365 -(% class="mark" %)apt install minicom
254 +2.LA66 USB LoRaWAN Adapter  is registered with TTN
366 366  
256 +===== Steps for usage =====
367 367  
368 -Use minicom to connect to the RPI's terminal
258 +1.Press the reset switch RESET on the LA66 USB LoRaWAN Adapter
369 369  
370 -[[image:image-20220602153146-3.png||height="439" width="500"]]
260 +2.Run the script and see the TTN
371 371  
262 +[[image:image-20220602115852-3.png]]
372 372  
373 -3. Press the reset switch RST on the LA66 USB LoRaWAN Adapter.
374 -The following picture appears to prove that the LA66 USB LoRaWAN Adapter successfully entered the network
375 375  
376 -[[image:image-20220602154928-5.png||height="436" width="500"]]
377 377  
378 -
379 -4. Send Uplink message
380 -
381 -Format: AT+SENDB=<confirn_status>,<Fport>,<data_len>,<data>
382 -
383 -example: AT+SENDB=01,02,8,05820802581ea0a5
384 -
385 -[[image:image-20220602160339-6.png||height="517" width="600"]]
386 -
387 -Check to see if TTN received the message
388 -
389 -[[image:image-20220602160627-7.png||height="369" width="800"]]
390 -
391 -
392 -
393 393  == Example: LA66 USB Module got a message from LA66 LoRa Shield and send the sensor data to NodeRed. ==
394 394  
395 395  
396 396  == Upgrade Firmware of LA66 USB LoRaWAN Adapter ==
397 397  
398 -
399 -
400 -= Order Info =
401 -
402 -Part Number:
403 -
404 -**LA66-XXX**, **LA66-LoRaWAN-Shield-XXX** or **LA66-USB-LoRaWAN-Adapter-XXX**
405 -
406 -**XXX**: The default frequency band
407 -
408 -* **AS923**: LoRaWAN AS923 band
409 -* **AU915**: LoRaWAN AU915 band
410 -* **EU433**: LoRaWAN EU433 band
411 -* **EU868**: LoRaWAN EU868 band
412 -* **KR920**: LoRaWAN KR920 band
413 -* **US915**: LoRaWAN US915 band
414 -* **IN865**: LoRaWAN IN865 band
415 -* **CN470**: LoRaWAN CN470 band
416 -* **PP**: Peer to Peer LoRa Protocol
417 -
418 -= Reference =
419 -
420 -* Hardware Design File for LA66 LoRaWAN Shield, LA66 USB LoRaWAN Adapter : [[Download>>https://www.dropbox.com/sh/a3wbmdcvqjxaqw5/AADZfvAiykJTK624RgMquH86a?dl=0]]
421 -
422 422  
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