Last modified by Xiaoling on 2023/05/26 14:19
<
From version < 74.1 >
edited by Edwin Chen
on 2022/07/03 00:16
To version < 87.17 >
edited by Xiaoling
on 2022/07/13 10:13
>
Change comment: There is no comment for this version

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Author
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1 -XWiki.Edwin
1 +XWiki.Xiaoling
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1 -{{box cssClass="floatinginfobox" title="**Contents**"}}
1 +
2 +
3 +**Table of Contents:**
4 +
2 2  {{toc/}}
3 -{{/box}}
4 4  
5 -= LA66 LoRaWAN Module =
6 6  
7 -== What is LA66 LoRaWAN Module ==
8 8  
9 += 1.  LA66 LoRaWAN Module =
10 +
11 +
12 +== 1.1  What is LA66 LoRaWAN Module ==
13 +
14 +
15 +(((
9 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.
17 +)))
10 10  
19 +(((
11 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.
21 +)))
12 12  
23 +(((
13 13  Each LA66 module includes a (% style="color:blue" %)**world-unique OTAA key**(%%) for LoRaWAN registration.
25 +)))
14 14  
27 +(((
15 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.
29 +)))
16 16  
31 +(((
17 17  LA66 is equipped with (% style="color:blue" %)**TCXO crystal**(%%) which ensures the module can achieve stable performance in extreme temperatures.
33 +)))
18 18  
19 19  
20 -== Features ==
36 +== 1.2  Features ==
21 21  
22 22  * Support LoRaWAN v1.0.4 protocol
23 23  * Support peer-to-peer protocol
... ... @@ -29,8 +29,10 @@
29 29  * Firmware upgradable via UART interface
30 30  * Ultra-long RF range
31 31  
32 -== Specification ==
33 33  
49 +
50 +== 1.3  Specification ==
51 +
34 34  * CPU: 32-bit 48 MHz
35 35  * Flash: 256KB
36 36  * RAM: 64KB
... ... @@ -49,49 +49,41 @@
49 49  * LoRa Rx current: <9 mA
50 50  * I/O Voltage: 3.3v
51 51  
52 -== AT Command ==
53 53  
71 +
72 +== 1.4  AT Command ==
73 +
54 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.
55 55  
56 56  
57 -== Dimension ==
77 +== 1.5  Dimension ==
58 58  
59 59  [[image:image-20220517072526-1.png]]
60 60  
61 61  
62 -== Pin Mapping ==
63 63  
83 +== 1.6  Pin Mapping ==
84 +
85 +
64 64  [[image:image-20220523101537-1.png]]
65 65  
66 -== Land Pattern ==
67 67  
68 -[[image:image-20220517072821-2.png]]
69 69  
90 +== 1.7  Land Pattern ==
70 70  
71 -== Order Info ==
92 +[[image:image-20220517072821-2.png]]
72 72  
73 -Part Number: **LA66-XXX**
74 74  
75 -**XX**: The default frequency band
76 76  
77 -* **AS923**: LoRaWAN AS923 band
78 -* **AU915**: LoRaWAN AU915 band
79 -* **EU433**: LoRaWAN EU433 band
80 -* **EU868**: LoRaWAN EU868 band
81 -* **KR920**: LoRaWAN KR920 band
82 -* **US915**: LoRaWAN US915 band
83 -* **IN865**: LoRaWAN IN865 band
84 -* **CN470**: LoRaWAN CN470 band
85 -* **PP**: Peer to Peer LoRa Protocol
96 += 2.  LA66 LoRaWAN Shield =
86 86  
87 -= LA66 LoRaWAN Shield =
88 88  
89 -== Overview ==
99 +== 2.1  Overview ==
90 90  
91 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 92  
93 93  
94 -== Features ==
104 +== 2.2  Features ==
95 95  
96 96  * Arduino Shield base on LA66 LoRaWAN module
97 97  * Support LoRaWAN v1.0.4 protocol
... ... @@ -104,8 +104,10 @@
104 104  * Firmware upgradable via UART interface
105 105  * Ultra-long RF range
106 106  
107 -== Specification ==
108 108  
118 +
119 +== 2.3  Specification ==
120 +
109 109  * CPU: 32-bit 48 MHz
110 110  * Flash: 256KB
111 111  * RAM: 64KB
... ... @@ -124,117 +124,147 @@
124 124  * LoRa Rx current: <9 mA
125 125  * I/O Voltage: 3.3v
126 126  
127 -== Pin Mapping & LED ==
128 128  
129 -== Example: Use AT Command to communicate with LA66 module via Arduino UNO. ==
130 130  
131 -== Example: Join TTN network and send an uplink message, get downlink message. ==
141 +== 2.4  Pin Mapping & LED ==
132 132  
133 -== Example: Log Temperature Sensor(DHT11) and send data to TTN, show it in DataCake. ==
134 134  
135 -== Upgrade Firmware of LA66 LoRaWAN Shield ==
136 136  
137 -=== Items needed for update ===
145 +== 2.5  Example: Use AT Command to communicate with LA66 module via Arduino UNO. ==
138 138  
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 +
139 139  1. LA66 LoRaWAN Shield
140 140  1. Arduino
141 141  1. USB TO TTL Adapter
142 142  
143 -[[image:image-20220602100052-2.png||height="341" width="531"]]
144 144  
145 145  
146 -=== Connection ===
147 147  
148 -[[image:image-20220602101311-3.png||height="350" width="760"]]
169 +[[image:image-20220602100052-2.png||height="385" width="600"]]
149 149  
150 150  
151 -(% style="color:blue" %)**LA66 LoRaWAN Shield**(%%)  <-----> (% style="color:blue" %)**USB TTL(%%)
152 -GND  <-----> GND
153 -TXD  <-----> TXD
154 -RXD  <-----> RXD
172 +=== 2.8.2  Connection ===
155 155  
156 -JP6 of LA66 LoRaWAN Shield needs to be connected with yellow jumper cap
157 157  
158 -Connect to the PC after connecting the wires
175 +[[image:image-20220602101311-3.png||height="276" width="600"]]
159 159  
160 160  
178 +(((
179 +(% style="color:blue" %)**LA66 LoRaWAN Shield**(%%)  **<->** (% style="color:blue" %)**USB TTL**
180 +)))
161 161  
162 -[[image:image-20220602102240-4.png]]
182 +(((
183 +(% style="background-color:yellow" %)**GND  <-> GND
184 +TXD  <->  TXD
185 +RXD  <->  RXD**
186 +)))
163 163  
164 -=== Upgrade steps ===
165 165  
166 -==== Dial the SW1 of the LA66 LoRaWAN Shield to the ISP's location as shown in the figure below ====
189 +Put a jumper cap on JP6 of LA66 LoRaWAN Shield. ( the jumper is to power on LA66 module)
167 167  
168 -[[image:image-20220602102824-5.png]]
191 +Connect USB TTL Adapter to PC after connecting the wires
169 169  
170 -==== Press the RST switch on the LA66 LoRaWAN Shield once ====
171 171  
172 -[[image:image-20220602104701-12.png]]
194 +[[image:image-20220602102240-4.png||height="304" width="600"]]
173 173  
174 -==== Open the upgrade application software ====
175 175  
176 -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 +=== 2.8.3  Upgrade steps ===
177 177  
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 +
178 178  [[image:image-20220602103227-6.png]]
179 179  
222 +
180 180  [[image:image-20220602103357-7.png]]
181 181  
182 -===== Select the COM port corresponding to USB TTL =====
183 183  
226 +
227 +(% class="wikigeneratedid" id="HSelecttheCOMportcorrespondingtoUSBTTL" %)
228 +(% style="color:blue" %)**2. Select the COM port corresponding to USB TTL**
229 +
230 +
184 184  [[image:image-20220602103844-8.png]]
185 185  
186 -===== Select the bin file to burn =====
187 187  
234 +
235 +(% class="wikigeneratedid" id="HSelectthebinfiletoburn" %)
236 +(% style="color:blue" %)**3. Select the bin file to burn**
237 +
238 +
188 188  [[image:image-20220602104144-9.png]]
189 189  
241 +
190 190  [[image:image-20220602104251-10.png]]
191 191  
244 +
192 192  [[image:image-20220602104402-11.png]]
193 193  
194 -===== Click to start the download =====
195 195  
196 -[[image:image-20220602104923-13.png]]
197 197  
198 -===== The following figure appears to prove that the burning is in progress =====
249 +(% class="wikigeneratedid" id="HClicktostartthedownload" %)
250 +(% style="color:blue" %)**4. Click to start the download**
199 199  
200 -[[image:image-20220602104948-14.png]]
252 +[[image:image-20220602104923-13.png]]
201 201  
202 -===== The following picture appears to prove that the burning is successful =====
203 203  
204 -[[image:image-20220602105251-15.png]]
205 205  
256 +(% class="wikigeneratedid" id="HThefollowingfigureappearstoprovethattheburningisinprogress" %)
257 +(% style="color:blue" %)**5. Check update process**
206 206  
207 -== Order Info ==
208 208  
209 -Part Number: **LA66-LoRaWAN-Shield-XXX**
260 +[[image:image-20220602104948-14.png]]
210 210  
211 -**XX**: The default frequency band
212 212  
213 -* **AS923**: LoRaWAN AS923 band
214 -* **AU915**: LoRaWAN AU915 band
215 -* **EU433**: LoRaWAN EU433 band
216 -* **EU868**: LoRaWAN EU868 band
217 -* **KR920**: LoRaWAN KR920 band
218 -* **US915**: LoRaWAN US915 band
219 -* **IN865**: LoRaWAN IN865 band
220 -* **CN470**: LoRaWAN CN470 band
221 -* **PP**: Peer to Peer LoRa Protocol
222 222  
223 -== Package Info ==
264 +(% class="wikigeneratedid" id="HThefollowingpictureappearstoprovethattheburningissuccessful" %)
265 +(% style="color:blue" %)**The following picture shows that the burning is successful**
224 224  
225 -* LA66 LoRaWAN Shield x 1
226 -* RF Antenna x 1
267 +[[image:image-20220602105251-15.png]]
227 227  
228 228  
229 229  
230 -= LA66 USB LoRaWAN Adapter =
271 += 3.  LA66 USB LoRaWAN Adapter =
231 231  
232 -== Overview ==
233 233  
274 +== 3.1  Overview ==
275 +
234 234  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.
235 235  
236 236  
237 -== Features ==
279 +== 3.2  Features ==
238 238  
239 239  * LoRaWAN USB adapter base on LA66 LoRaWAN module
240 240  * Ultra-long RF range
... ... @@ -248,8 +248,9 @@
248 248  * Firmware upgradable via UART interface
249 249  
250 250  
251 -== Specification ==
252 252  
294 +== 3.3  Specification ==
295 +
253 253  * CPU: 32-bit 48 MHz
254 254  * Flash: 256KB
255 255  * RAM: 64KB
... ... @@ -267,118 +267,164 @@
267 267  * LoRa Rx current: <9 mA
268 268  
269 269  
270 -== Pin Mapping & LED ==
271 271  
272 -== Example Send & Get Messages via LoRaWAN in PC ==
314 +== 3.4  Pin Mapping & LED ==
273 273  
274 -Connect the LA66 LoRa Shield to the PC
275 275  
276 -[[image:image-20220602171217-1.png||height="615" width="915"]]
277 277  
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 +
278 278  Open the serial port tool
279 279  
280 280  [[image:image-20220602161617-8.png]]
281 281  
282 -[[image:image-20220602161718-9.png||height="529" width="927"]]
334 +[[image:image-20220602161718-9.png||height="457" width="800"]]
283 283  
284 -Press the reset switch RST on the LA66 LoRa Shield.
285 285  
286 -The following picture appears to prove that the LA66 LoRa Shield successfully entered the network
287 287  
288 -[[image:image-20220602161935-10.png]]
338 +(% style="color:blue" %)**2. Press the reset switch RST on the LA66 USB LoRaWAN Adapter to reset it.**
289 289  
290 -send instructions: AT+SENDB=<confirn_status>,<Fport>,<data_len>,<data>
340 +The following picture appears to prove that the LA66 USB LoRaWAN Adapter successfully Join the LoRaWAN network
291 291  
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 +
292 292  example: AT+SENDB=01,02,8,05820802581ea0a5
293 293  
294 -[[image:image-20220602162157-11.png]]
353 +[[image:image-20220602162157-11.png||height="497" width="800"]]
295 295  
296 -Check to see if TTN received the message
297 297  
298 -[[image:image-20220602162331-12.png||height="547" width="1044"]]
299 299  
300 -== Example Send & Get Messages via LoRaWAN in RPi ==
357 +(% style="color:blue" %)**4. Check to see if TTN received the message**
301 301  
302 -Connect the LA66 LoRa Shield to the RPI
359 +[[image:image-20220602162331-12.png||height="420" width="800"]]
303 303  
304 -[[image:image-20220602171233-2.png||height="592" width="881"]]
305 305  
306 -Log in to the RPI's terminal and connect to the serial port
307 307  
308 -[[image:image-20220602153146-3.png]]
363 +== 3.6  Example: Send PC's CPU/RAM usage to TTN via python ==
309 309  
310 -Press the reset switch RST on the LA66 LoRa Shield.
311 -The following picture appears to prove that the LA66 LoRa Shield successfully entered the network
312 312  
313 -[[image:image-20220602154928-5.png]]
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]]
314 314  
315 -send instructions: AT+SENDB=<confirn_status>,<Fport>,<data_len>,<data>
316 316  
317 -example: AT+SENDB=01,02,8,05820802581ea0a5
369 +(% style="color:red" %)**Preconditions:**
318 318  
319 -[[image:image-20220602160339-6.png]]
371 +(% style="color:red" %)**1. LA66 USB LoRaWAN Adapter works fine**
320 320  
321 -Check to see if TTN received the message
373 +(% style="color:red" %)**2. LA66 USB LoRaWAN Adapter  is registered with TTN**
322 322  
323 -[[image:image-20220602160627-7.png||height="468" width="1013"]]
324 324  
325 -=== Install Minicom ===
326 326  
327 -Enter the following command in the RPI terminal
377 +(% style="color:blue" %)**Steps for usage:**
328 328  
329 -apt update
379 +(% style="color:blue" %)**1.**(%%) Press the reset switch RESET on the LA66 USB LoRaWAN Adapter
330 330  
331 -[[image:image-20220602143155-1.png]]
381 +(% style="color:blue" %)**2.**(%%) Run the python script in PC and see the TTN
332 332  
333 -apt install minicom
383 +[[image:image-20220602115852-3.png||height="450" width="1187"]]
334 334  
335 -[[image:image-20220602143744-2.png]]
336 336  
337 -=== Send PC's CPU/RAM usage to TTN via script. ===
338 338  
339 -==== Take python as an example： ====
387 +== 3.7  Example: Send & Get Messages via LoRaWAN in RPi ==
340 340  
341 -===== Preconditions: =====
342 342  
343 -1.LA66 USB LoRaWAN Adapter works fine
390 +Assume user already input the LA66 USB LoRaWAN Adapter OTAA Keys in TTN and there is already TTN network coverage.
344 344  
345 -2.LA66 USB LoRaWAN Adapter  is registered with TTN
346 346  
347 -===== Steps for usage =====
393 +(% style="color:blue" %)**1. Connect the LA66 USB LoRaWAN Adapter to the Raspberry Pi**
348 348  
349 -1.Press the reset switch RESET on the LA66 USB LoRaWAN Adapter
395 +[[image:image-20220602171233-2.png||height="538" width="800"]]
350 350  
351 -2.Run the script and see the TTN
352 352  
353 -[[image:image-20220602115852-3.png]]
354 354  
399 +(% style="color:blue" %)**2. Install Minicom in RPi.**
355 355  
401 +(% id="cke_bm_509388S" style="display:none" %) (%%)Enter the following command in the RPi terminal
356 356  
357 -== Example: LA66 USB Module got a message from LA66 LoRa Shield and send the sensor data to NodeRed. ==
403 + (% style="background-color:yellow" %)**apt update**
358 358  
405 + (% style="background-color:yellow" %)**apt install minicom**
359 359  
360 -== Upgrade Firmware of LA66 USB LoRaWAN Adapter ==
361 361  
408 +Use minicom to connect to the RPI's terminal
362 362  
410 +[[image:image-20220602153146-3.png||height="439" width="500"]]
363 363  
364 -== Order Info ==
365 365  
366 -Part Number: **LA66-USB-LoRaWAN-Adapter-XXX**
367 367  
368 -**XX**: The default frequency band
414 +(% style="color:blue" %)**3. Press the reset switch RST on the LA66 USB LoRaWAN Adapter.**
369 369  
370 -* **AS923**: LoRaWAN AS923 band
371 -* **AU915**: LoRaWAN AU915 band
372 -* **EU433**: LoRaWAN EU433 band
373 -* **EU868**: LoRaWAN EU868 band
374 -* **KR920**: LoRaWAN KR920 band
375 -* **US915**: LoRaWAN US915 band
376 -* **IN865**: LoRaWAN IN865 band
377 -* **CN470**: LoRaWAN CN470 band
378 -* **PP**: Peer to Peer LoRa Protocol
416 +The following picture appears to prove that the LA66 USB LoRaWAN Adapter successfully entered the network.
379 379  
380 -== Package Info ==
381 381  
382 -* LA66 USB LoRaWAN Adapter x 1
419 +[[image:image-20220602154928-5.png||height="436" width="500"]]
383 383  
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 +
384 384  

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