Last modified by Xiaoling on 2023/05/26 14:19
<
From version < 75.1 >
edited by Edwin Chen
on 2022/07/03 00:21
To version < 87.18 >
edited by Xiaoling
on 2022/07/13 10:15
>
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
... ... @@ -124,36 +124,58 @@
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  
166 +
167 +
168 +
143 143  [[image:image-20220602100052-2.png||height="385" width="600"]]
144 144  
145 145  
146 -=== Connection ===
172 +=== 2.8.2  Connection ===
147 147  
174 +
148 148  [[image:image-20220602101311-3.png||height="276" width="600"]]
149 149  
150 -(% style="color:blue" %)**LA66 LoRaWAN Shield**(%%)  <-> (% style="color:blue" %)**USB TTL**(%%)
151 -**GND  <-> GND
152 -TXD  <-> TXD
153 -RXD  <-> RXD**
154 154  
155 -Put a jumper cap on JP6 of LA66 LoRaWAN Shield.
178 +(((
179 +(% style="color:blue" %)**LA66 LoRaWAN Shield**(%%)  **<->** (% style="color:blue" %)**USB TTL**
180 +)))
156 156  
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 +
157 157  Connect USB TTL Adapter to PC after connecting the wires
158 158  
159 159  
... ... @@ -160,81 +160,91 @@
160 160  [[image:image-20220602102240-4.png||height="304" width="600"]]
161 161  
162 162  
163 -=== Upgrade steps ===
197 +=== 2.8.3  Upgrade steps ===
164 164  
165 -==== Switch SW1 to put in ISP position ====
166 166  
200 +==== 1.  Switch SW1 to put in ISP position ====
201 +
202 +
167 167  [[image:image-20220602102824-5.png||height="306" width="600"]]
168 168  
169 169  
170 -==== Press the RST switch once ====
171 171  
207 +==== 2.  Press the RST switch once ====
208 +
209 +
172 172  [[image:image-20220602104701-12.png||height="285" width="600"]]
173 173  
174 174  
175 -==== Open the Upgrade tool (Tremo Programmer) in PC ====
176 176  
177 -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/]]
214 +==== 3.  Open the Upgrade tool (Tremo Programmer) in PC and Upgrade ====
178 178  
216 +
217 +(((
218 +(% 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/]]**
219 +)))
220 +
221 +
179 179  [[image:image-20220602103227-6.png]]
180 180  
224 +
181 181  [[image:image-20220602103357-7.png]]
182 182  
183 -===== Select the COM port corresponding to USB TTL =====
184 184  
228 +
229 +(% class="wikigeneratedid" id="HSelecttheCOMportcorrespondingtoUSBTTL" %)
230 +(% style="color:blue" %)**2. Select the COM port corresponding to USB TTL**
231 +
232 +
185 185  [[image:image-20220602103844-8.png]]
186 186  
187 -===== Select the bin file to burn =====
188 188  
236 +
237 +(% class="wikigeneratedid" id="HSelectthebinfiletoburn" %)
238 +(% style="color:blue" %)**3. Select the bin file to burn**
239 +
240 +
189 189  [[image:image-20220602104144-9.png]]
190 190  
243 +
191 191  [[image:image-20220602104251-10.png]]
192 192  
246 +
193 193  [[image:image-20220602104402-11.png]]
194 194  
195 -===== Click to start the download =====
196 196  
250 +
251 +(% class="wikigeneratedid" id="HClicktostartthedownload" %)
252 +(% style="color:blue" %)**4. Click to start the download**
253 +
197 197  [[image:image-20220602104923-13.png]]
198 198  
199 -===== The following figure appears to prove that the burning is in progress =====
200 200  
201 -[[image:image-20220602104948-14.png]]
202 202  
203 -===== The following picture appears to prove that the burning is successful =====
258 +(% class="wikigeneratedid" id="HThefollowingfigureappearstoprovethattheburningisinprogress" %)
259 +(% style="color:blue" %)**5. Check update process**
204 204  
205 -[[image:image-20220602105251-15.png]]
206 206  
262 +[[image:image-20220602104948-14.png]]
207 207  
208 -== Order Info ==
209 209  
210 -Part Number: **LA66-LoRaWAN-Shield-XXX**
211 211  
212 -**XX**: The default frequency band
266 +(% class="wikigeneratedid" id="HThefollowingpictureappearstoprovethattheburningissuccessful" %)
267 +(% style="color:blue" %)**The following picture shows that the burning is successful**
213 213  
214 -* **AS923**: LoRaWAN AS923 band
215 -* **AU915**: LoRaWAN AU915 band
216 -* **EU433**: LoRaWAN EU433 band
217 -* **EU868**: LoRaWAN EU868 band
218 -* **KR920**: LoRaWAN KR920 band
219 -* **US915**: LoRaWAN US915 band
220 -* **IN865**: LoRaWAN IN865 band
221 -* **CN470**: LoRaWAN CN470 band
222 -* **PP**: Peer to Peer LoRa Protocol
269 +[[image:image-20220602105251-15.png]]
223 223  
224 -== Package Info ==
225 225  
226 -* LA66 LoRaWAN Shield x 1
227 -* RF Antenna x 1
228 228  
273 += 3.  LA66 USB LoRaWAN Adapter =
229 229  
230 -= LA66 USB LoRaWAN Adapter =
231 231  
232 -== Overview ==
276 +== 3.1  Overview ==
233 233  
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 ==
281 +== 3.2  Features ==
238 238  
239 239  * LoRaWAN USB adapter base on LA66 LoRaWAN module
240 240  * Ultra-long RF range
... ... @@ -247,8 +247,10 @@
247 247  * AT Command via UART-TTL interface
248 248  * Firmware upgradable via UART interface
249 249  
250 -== Specification ==
251 251  
295 +
296 +== 3.3  Specification ==
297 +
252 252  * CPU: 32-bit 48 MHz
253 253  * Flash: 256KB
254 254  * RAM: 64KB
... ... @@ -265,118 +265,165 @@
265 265  * LoRa Tx Current: <90 mA at +17 dBm, 108 mA at +22 dBm
266 266  * LoRa Rx current: <9 mA
267 267  
268 -== Pin Mapping & LED ==
269 269  
270 -== Example Send & Get Messages via LoRaWAN in PC ==
271 271  
272 -Connect the LA66 LoRa Shield to the PC
316 +== 3.4  Pin Mapping & LED ==
273 273  
274 -[[image:image-20220602171217-1.png||height="615" width="915"]]
275 275  
319 +
320 +== 3.5  Example: Send & Get Messages via LoRaWAN in PC ==
321 +
322 +
323 +Assume user already input the LA66 USB LoRaWAN Adapter OTAA Keys in TTN and there is already TTN network coverage.
324 +
325 +
326 +(% style="color:blue" %)**1. Connect the LA66 USB LoRaWAN adapter to PC**
327 +
328 +
329 +[[image:image-20220602171217-1.png||height="538" width="800"]]
330 +
331 +
276 276  Open the serial port tool
277 277  
278 278  [[image:image-20220602161617-8.png]]
279 279  
280 -[[image:image-20220602161718-9.png||height="529" width="927"]]
336 +[[image:image-20220602161718-9.png||height="457" width="800"]]
281 281  
282 -Press the reset switch RST on the LA66 LoRa Shield.
283 283  
284 -The following picture appears to prove that the LA66 LoRa Shield successfully entered the network
285 285  
286 -[[image:image-20220602161935-10.png]]
340 +(% style="color:blue" %)**2. Press the reset switch RST on the LA66 USB LoRaWAN Adapter to reset it.**
287 287  
288 -send instructions: AT+SENDB=<confirn_status>,<Fport>,<data_len>,<data>
342 +The following picture appears to prove that the LA66 USB LoRaWAN Adapter successfully Join the LoRaWAN network
289 289  
344 +
345 +[[image:image-20220602161935-10.png||height="498" width="800"]]
346 +
347 +
348 +
349 +(% style="color:blue" %)**3. See Uplink Command**
350 +
351 +Command format: (% style="color:#4472c4" %)** AT+SENDB=<confirn_status>,<Fport>,<data_len>,<data>**
352 +
290 290  example: AT+SENDB=01,02,8,05820802581ea0a5
291 291  
292 -[[image:image-20220602162157-11.png]]
355 +[[image:image-20220602162157-11.png||height="497" width="800"]]
293 293  
294 -Check to see if TTN received the message
295 295  
296 -[[image:image-20220602162331-12.png||height="547" width="1044"]]
297 297  
298 -== Example Send & Get Messages via LoRaWAN in RPi ==
359 +(% style="color:blue" %)**4. Check to see if TTN received the message**
299 299  
300 -Connect the LA66 LoRa Shield to the RPI
361 +[[image:image-20220602162331-12.png||height="420" width="800"]]
301 301  
302 -[[image:image-20220602171233-2.png||height="592" width="881"]]
303 303  
304 -Log in to the RPI's terminal and connect to the serial port
305 305  
306 -[[image:image-20220602153146-3.png]]
365 +== 3.6  Example: Send PC's CPU/RAM usage to TTN via python ==
307 307  
308 -Press the reset switch RST on the LA66 LoRa Shield.
309 -The following picture appears to prove that the LA66 LoRa Shield successfully entered the network
310 310  
311 -[[image:image-20220602154928-5.png]]
368 +**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]]
312 312  
313 -send instructions: AT+SENDB=<confirn_status>,<Fport>,<data_len>,<data>
314 314  
315 -example: AT+SENDB=01,02,8,05820802581ea0a5
371 +(% style="color:red" %)**Preconditions:**
316 316  
317 -[[image:image-20220602160339-6.png]]
373 +(% style="color:red" %)**1. LA66 USB LoRaWAN Adapter works fine**
318 318  
319 -Check to see if TTN received the message
375 +(% style="color:red" %)**2. LA66 USB LoRaWAN Adapter  is registered with TTN**
320 320  
321 -[[image:image-20220602160627-7.png||height="468" width="1013"]]
322 322  
323 -=== Install Minicom ===
324 324  
325 -Enter the following command in the RPI terminal
379 +(% style="color:blue" %)**Steps for usage:**
326 326  
327 -apt update
381 +(% style="color:blue" %)**1.**(%%) Press the reset switch RESET on the LA66 USB LoRaWAN Adapter
328 328  
329 -[[image:image-20220602143155-1.png]]
383 +(% style="color:blue" %)**2.**(%%) Run the python script in PC and see the TTN
330 330  
331 -apt install minicom
385 +[[image:image-20220602115852-3.png||height="450" width="1187"]]
332 332  
333 -[[image:image-20220602143744-2.png]]
334 334  
335 -=== Send PC's CPU/RAM usage to TTN via script. ===
336 336  
337 -==== Take python as an example： ====
389 +== 3.7  Example: Send & Get Messages via LoRaWAN in RPi ==
338 338  
339 -===== Preconditions: =====
340 340  
341 -1.LA66 USB LoRaWAN Adapter works fine
392 +Assume user already input the LA66 USB LoRaWAN Adapter OTAA Keys in TTN and there is already TTN network coverage.
342 342  
343 -2.LA66 USB LoRaWAN Adapter  is registered with TTN
344 344  
345 -===== Steps for usage =====
395 +(% style="color:blue" %)**1. Connect the LA66 USB LoRaWAN Adapter to the Raspberry Pi**
346 346  
347 -1.Press the reset switch RESET on the LA66 USB LoRaWAN Adapter
397 +[[image:image-20220602171233-2.png||height="538" width="800"]]
348 348  
349 -2.Run the script and see the TTN
350 350  
351 -[[image:image-20220602115852-3.png]]
352 352  
401 +(% style="color:blue" %)**2. Install Minicom in RPi.**
353 353  
403 +(% id="cke_bm_509388S" style="display:none" %) (%%)Enter the following command in the RPi terminal
354 354  
355 -== Example: LA66 USB Module got a message from LA66 LoRa Shield and send the sensor data to NodeRed. ==
405 + (% style="background-color:yellow" %)**apt update**
356 356  
407 + (% style="background-color:yellow" %)**apt install minicom**
357 357  
358 -== Upgrade Firmware of LA66 USB LoRaWAN Adapter ==
359 359  
410 +Use minicom to connect to the RPI's terminal
360 360  
412 +[[image:image-20220602153146-3.png||height="439" width="500"]]
361 361  
362 -== Order Info ==
363 363  
364 -Part Number: **LA66-USB-LoRaWAN-Adapter-XXX**
365 365  
366 -**XX**: The default frequency band
416 +(% style="color:blue" %)**3. Press the reset switch RST on the LA66 USB LoRaWAN Adapter.**
367 367  
368 -* **AS923**: LoRaWAN AS923 band
369 -* **AU915**: LoRaWAN AU915 band
370 -* **EU433**: LoRaWAN EU433 band
371 -* **EU868**: LoRaWAN EU868 band
372 -* **KR920**: LoRaWAN KR920 band
373 -* **US915**: LoRaWAN US915 band
374 -* **IN865**: LoRaWAN IN865 band
375 -* **CN470**: LoRaWAN CN470 band
376 -* **PP**: Peer to Peer LoRa Protocol
418 +The following picture appears to prove that the LA66 USB LoRaWAN Adapter successfully entered the network.
377 377  
378 -== Package Info ==
379 379  
380 -* LA66 USB LoRaWAN Adapter x 1
421 +[[image:image-20220602154928-5.png||height="436" width="500"]]
381 381  
423 +
424 +
425 +(% style="color:blue" %)**4. Send Uplink message**
426 +
427 +Format: (% style="color:#4472c4" %)**AT+SENDB=<confirn_status>,<Fport>,<data_len>,<data>**
428 +
429 +example: AT+SENDB=01,02,8,05820802581ea0a5
430 +
431 +
432 +[[image:image-20220602160339-6.png||height="517" width="600"]]
433 +
434 +
435 +
436 +Check to see if TTN received the message
437 +
438 +[[image:image-20220602160627-7.png||height="369" width="800"]]
439 +
440 +
441 +
442 +== 3.8  Example: LA66 USB Module got a message from LA66 LoRa Shield and send the sensor data to NodeRed. ==
443 +
444 +
445 +
446 +== 3.9  Upgrade Firmware of LA66 USB LoRaWAN Adapter ==
447 +
448 +
449 +
450 +
451 += 4.  Order Info =
452 +
453 +
454 +**Part Number:**  (% style="color:blue" %)**LA66-XXX**(%%), (% style="color:blue" %)**LA66-LoRaWAN-Shield-XXX** (%%) **or**  (% style="color:blue" %)**LA66-USB-LoRaWAN-Adapter-XXX**
455 +
456 +
457 +(% style="color:blue" %)**XXX**(%%): The default frequency band
458 +
459 +* (% style="color:red" %)**AS923**(%%):  LoRaWAN AS923 band
460 +* (% style="color:red" %)**AU915**(%%):  LoRaWAN AU915 band
461 +* (% style="color:red" %)**EU433**(%%):  LoRaWAN EU433 band
462 +* (% style="color:red" %)**EU868**(%%):  LoRaWAN EU868 band
463 +* (% style="color:red" %)**KR920**(%%):  LoRaWAN KR920 band
464 +* (% style="color:red" %)**US915**(%%):  LoRaWAN US915 band
465 +* (% style="color:red" %)**IN865**(%%):  LoRaWAN IN865 band
466 +* (% style="color:red" %)**CN470**(%%): LoRaWAN CN470 band
467 +* (% style="color:red" %)**PP**(%%):  Peer to Peer LoRa Protocol
468 +
469 +
470 +
471 += 5.  Reference =
472 +
473 +* Hardware Design File for LA66 LoRaWAN Shield, LA66 USB LoRaWAN Adapter : [[Download>>https://www.dropbox.com/sh/a3wbmdcvqjxaqw5/AADZfvAiykJTK624RgMquH86a?dl=0]]
474 +
382 382  

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