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Last modified by Xiaoling on 2023/09/19 09:20
From version 103.1
edited by Herong Lu
on 2022/07/23 10:04
Change comment: Uploaded new attachment "image-20220723100439-2.png", version {1}
To version 150.1
edited by Edwin Chen
on 2023/06/05 14:53
Change comment: There is no comment for this version

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Title
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1 -LA66 LoRaWAN Module
1 +LA66 LoRaWAN Module User Manual
Author
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1 -XWiki.Lu
1 +XWiki.Edwin
Content
... ... @@ -8,7 +8,6 @@
8 8  
9 9  = 1.  LA66 LoRaWAN Module =
10 10  
11 -
12 12  == 1.1  What is LA66 LoRaWAN Module ==
13 13  
14 14  
... ... @@ -49,10 +49,10 @@
49 49  )))
50 50  
51 51  
52 -
53 53  == 1.2  Features ==
54 54  
55 -* Support LoRaWAN v1.0.4 protocol
53 +
54 +* Support LoRaWAN v1.0.3 protocol
56 56  * Support peer-to-peer protocol
57 57  * TCXO crystal to ensure RF performance on low temperature
58 58  * SMD Antenna pad and i-pex antenna connector
... ... @@ -63,9 +63,9 @@
63 63  * Ultra-long RF range
64 64  
65 65  
66 -
67 67  == 1.3  Specification ==
68 68  
67 +
69 69  * CPU: 32-bit 48 MHz
70 70  * Flash: 256KB
71 71  * RAM: 64KB
... ... @@ -85,464 +85,106 @@
85 85  * I/O Voltage: 3.3v
86 86  
87 87  
88 -
89 89  == 1.4  AT Command ==
90 90  
91 91  
92 -AT Command is valid over Main TXD and Main RXD. Serial Baud Rate is 9600. AT commands can be found in AT Command documents.
90 +AT Command is valid over Main TXD and Main RXD. Serial Baud Rate is 9600. AT commands can be found in[[ AT Command documents>>https://www.dropbox.com/sh/wtq43za8sykpgta/AABAEE02uEAsRU-JV7bzEhMba?dl=0]].
93 93  
94 94  
95 -
96 96  == 1.5  Dimension ==
97 97  
95 +
98 98  [[image:image-20220718094750-3.png]]
99 99  
100 100  
101 -
102 102  == 1.6  Pin Mapping ==
103 103  
104 104  [[image:image-20220720111850-1.png]]
105 105  
106 106  
107 -
108 108  == 1.7  Land Pattern ==
109 109  
106 +
110 110  [[image:image-20220517072821-2.png]]
111 111  
112 112  
110 += 2.  FAQ =
113 113  
114 -= 2.  LA66 LoRaWAN Shield =
112 +== 2.1  Where to find examples of how to use LA66? ==
115 115  
116 116  
117 -== 2.1  Overview ==
115 +(% class="wikigeneratedid" %)
116 +Below products are made by LA66. User can use their examples as reference:
118 118  
118 +* [[LA66 Shield for Arduino>>doc:Main.User Manual for LoRaWAN End Nodes.LA66 LoRaWAN Shield User Manual.WebHome]]
119 +* [[LA66 USB Adapter>>doc:Main.User Manual for LoRaWAN End Nodes.LA66 USB LoRaWAN Adapter User Manual.WebHome]]
119 119  
120 -(((
121 -[[image:image-20220715000826-2.png||height="145" width="220"]]
122 -)))
123 123  
124 -(((
125 -
126 -)))
122 +== 2.2  How to Compile Source Code for LA66? ==
127 127  
128 -(((
129 -(% style="color:blue" %)**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.
130 -)))
131 131  
132 -(((
133 -(((
134 -(% style="color:blue" %)**LA66**(%%) is a ready-to-use module that includes the (% style="color:blue" %)**LoRaWAN v1.0.3 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.
135 -)))
136 -)))
125 +Compile and Upload Code to ASR6601 Platform：[[Instruction>>Compile and Upload Code to ASR6601 Platform]]
137 137  
138 -(((
139 -(((
140 -Each LA66 module includes a (% style="color:blue" %)**world-unique OTAA key**(%%) for LoRaWAN registration.
141 -)))
142 -)))
143 143  
144 -(((
145 -(((
146 -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.
147 -)))
148 -)))
128 +== 2.3  Can i use LA66 module's internal I/O without external MCU, So to save product cost? ==
149 149  
150 -(((
151 -(((
152 -LA66 is equipped with (% style="color:blue" %)**TCXO crystal**(%%) which ensures the module can achieve stable performance in extreme temperatures.
153 -)))
154 -)))
155 155  
131 +Yes, this is possible, user can refer[[ the source code from ASR >>https://github.com/asrlora/asr_lora_6601/tree/master/projects/ASR6601SE-EVAL/examples/lora]]to get examples for how to its I/O Interfaces.
156 156  
157 157  
158 -== 2.2  Features ==
134 +== 2.4  Where to find Peer-to-Peer firmware of LA66? ==
159 159  
160 -* Arduino Shield base on LA66 LoRaWAN module
161 -* Support LoRaWAN v1.0.4 protocol
162 -* Support peer-to-peer protocol
163 -* TCXO crystal to ensure RF performance on low temperature
164 -* SMA connector
165 -* Available in different frequency LoRaWAN frequency bands.
166 -* World-wide unique OTAA keys.
167 -* AT Command via UART-TTL interface
168 -* Firmware upgradable via UART interface
169 -* Ultra-long RF range
170 170  
137 +Instruction for LA66 Peer to Peer firmware :[[ Instruction >>doc:Main.User Manual for LoRaWAN End Nodes.LA66 LoRaWAN Shield User Manual.Instruction for LA66 Peer to Peer firmware.WebHome]]
171 171  
172 172  
173 -== 2.3  Specification ==
140 +== 2.5 How can i use J-LInk to debug LA66? ==
174 174  
175 -* CPU: 32-bit 48 MHz
176 -* Flash: 256KB
177 -* RAM: 64KB
178 -* Input Power Range: 1.8v ~~ 3.7v
179 -* Power Consumption: < 4uA.
180 -* Frequency Range: 150 MHz ~~ 960 MHz
181 -* Maximum Power +22 dBm constant RF output
182 -* High sensitivity: -148 dBm
183 -* Temperature:
184 -** Storage: -55 ~~ +125℃
185 -** Operating: -40 ~~ +85℃
186 -* Humidity:
187 -** Storage: 5 ~~ 95% (Non-Condensing)
188 -** Operating: 10 ~~ 95% (Non-Condensing)
189 -* LoRa Tx Current: <90 mA at +17 dBm, 108 mA at +22 dBm
190 -* LoRa Rx current: <9 mA
191 -* I/O Voltage: 3.3v
192 192  
193 193  
144 += 3.  Order Info =
194 194  
195 -== 2.4  Pin Mapping & LED ==
196 196  
147 +**Part Number:**  (% style="color:blue" %)**LA66-XXX**
197 197  
149 +(% style="color:blue" %)**XXX**(%%): The default frequency band
198 198  
199 -== 2.5  Example: Use AT Command to communicate with LA66 module via Arduino UNO. ==
151 +* (% style="color:red" %)**AS923**(%%):  LoRaWAN AS923 band
152 +* (% style="color:red" %)**AU915**(%%):  LoRaWAN AU915 band
153 +* (% style="color:red" %)**EU433**(%%):  LoRaWAN EU433 band
154 +* (% style="color:red" %)**EU868**(%%):  LoRaWAN EU868 band
155 +* (% style="color:red" %)**KR920**(%%):  LoRaWAN KR920 band
156 +* (% style="color:red" %)**US915**(%%):  LoRaWAN US915 band
157 +* (% style="color:red" %)**IN865**(%%):  LoRaWAN IN865 band
158 +* (% style="color:red" %)**CN470**(%%): LoRaWAN CN470 band
159 +* (% style="color:red" %)**PP**(%%):  Peer to Peer LoRa Protocol
200 200  
201 201  
162 += 4.  FCC Statement =
202 202  
203 -== 2.6  Example: Join TTN network and send an uplink message, get downlink message. ==
204 204  
165 +(% style="color:red" %)**FCC Caution:**
205 205  
167 +Any Changes or modifications not expressly approved by the party responsible for compliance could void the user's authority to operate the equipment.
206 206  
207 -== 2.7  Example: Log Temperature Sensor(DHT11) and send data to TTN, show it in DataCake. ==
169 +This device complies with part 15 of the FCC Rules. Operation is subject to the following two conditions: (1) This device may not cause harmful interference, and (2) this device must accept any interference received, including interference that may cause undesired operation.
208 208  
209 209  
172 +(% style="color:red" %)**IMPORTANT NOTE: **
210 210  
211 -== 2.8  Upgrade Firmware of LA66 LoRaWAN Shield ==
174 +(% style="color:red" %)**Note:**(%%) This equipment has been tested and found to comply with the limits for a Class B digital device, pursuant to part 15 of the FCC Rules. These limits are designed to provide reasonable protection against harmful interference in a residential installation. This equipment generates, uses and can radiate radio frequency energy and, if not installed and used in accordance with the instructions, may cause harmful interference to radio communications. However, there is no guarantee that interference will not occur in a particular installation. If this equipment does cause harmful interference to radio or television reception, which can be determined by turning the equipment off and on, the user is encouraged to try to correct the interference by one or more of the following measures:
212 212  
176 +—Reorient or relocate the receiving antenna.
213 213  
214 -=== 2.8.1  Items needed for update ===
178 +—Increase the separation between the equipment and receiver.
215 215  
216 -1. LA66 LoRaWAN Shield
217 -1. Arduino
218 -1. USB TO TTL Adapter
180 +—Connect the equipment into an outlet on a circuit different from that to which the receiver is connected.
219 219  
220 -[[image:image-20220602100052-2.png||height="385" width="600"]]
182 +—Consult the dealer or an experienced radio/TV technician for help.
221 221  
222 222  
223 -=== 2.8.2  Connection ===
185 +(% style="color:red" %)**FCC Radiation Exposure Statement: **
224 224  
187 +This equipment complies with FCC radiation exposure limits set forth for an uncontrolled environment.This equipment should be installed and operated with minimum distance 20cm between the radiator& your body.
225 225  
226 -[[image:image-20220602101311-3.png||height="276" width="600"]]
227 -
228 -
229 -(((
230 -(% style="color:blue" %)**LA66 LoRaWAN Shield**(%%)  **<->** (% style="color:blue" %)**USB TTL**
231 -)))
232 -
233 -(((
234 -(% style="background-color:yellow" %)**GND  <-> GND
235 -TXD  <->  TXD
236 -RXD  <->  RXD**
237 -)))
238 -
239 -
240 -Put a jumper cap on JP6 of LA66 LoRaWAN Shield. ( the jumper is to power on LA66 module)
241 -
242 -Connect USB TTL Adapter to PC after connecting the wires
243 -
244 -
245 -[[image:image-20220602102240-4.png||height="304" width="600"]]
246 -
247 -
248 -=== 2.8.3  Upgrade steps ===
249 -
250 -
251 -==== 1.  Switch SW1 to put in ISP position ====
252 -
253 -
254 -[[image:image-20220602102824-5.png||height="306" width="600"]]
255 -
256 -
257 -
258 -==== 2.  Press the RST switch once ====
259 -
260 -
261 -[[image:image-20220602104701-12.png||height="285" width="600"]]
262 -
263 -
264 -
265 -==== 3.  Open the Upgrade tool (Tremo Programmer) in PC and Upgrade ====
266 -
267 -
268 -(((
269 -(% 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/]]**
270 -)))
271 -
272 -
273 -[[image:image-20220602103227-6.png]]
274 -
275 -
276 -[[image:image-20220602103357-7.png]]
277 -
278 -
279 -
280 -(% class="wikigeneratedid" id="HSelecttheCOMportcorrespondingtoUSBTTL" %)
281 -(% style="color:blue" %)**2. Select the COM port corresponding to USB TTL**
282 -
283 -
284 -[[image:image-20220602103844-8.png]]
285 -
286 -
287 -
288 -(% class="wikigeneratedid" id="HSelectthebinfiletoburn" %)
289 -(% style="color:blue" %)**3. Select the bin file to burn**
290 -
291 -
292 -[[image:image-20220602104144-9.png]]
293 -
294 -
295 -[[image:image-20220602104251-10.png]]
296 -
297 -
298 -[[image:image-20220602104402-11.png]]
299 -
300 -
301 -
302 -(% class="wikigeneratedid" id="HClicktostartthedownload" %)
303 -(% style="color:blue" %)**4. Click to start the download**
304 -
305 -[[image:image-20220602104923-13.png]]
306 -
307 -
308 -
309 -(% class="wikigeneratedid" id="HThefollowingfigureappearstoprovethattheburningisinprogress" %)
310 -(% style="color:blue" %)**5. Check update process**
311 -
312 -
313 -[[image:image-20220602104948-14.png]]
314 -
315 -
316 -
317 -(% class="wikigeneratedid" id="HThefollowingpictureappearstoprovethattheburningissuccessful" %)
318 -(% style="color:blue" %)**The following picture shows that the burning is successful**
319 -
320 -[[image:image-20220602105251-15.png]]
321 -
322 -
323 -
324 -= 3.  LA66 USB LoRaWAN Adapter =
325 -
326 -
327 -== 3.1  Overview ==
328 -
329 -
330 -[[image:image-20220715001142-3.png||height="145" width="220"]]
331 -
332 -
333 -(((
334 -(% style="color:blue" %)**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.
335 -)))
336 -
337 -(((
338 -(% style="color:blue" %)**LA66**(%%) is a ready-to-use module that includes the (% style="color:blue" %)**LoRaWAN v1.0.3 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.
339 -)))
340 -
341 -(((
342 -Each LA66 module includes a (% style="color:blue" %)**world-unique OTAA key**(%%) for LoRaWAN registration.
343 -)))
344 -
345 -(((
346 -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.
347 -)))
348 -
349 -(((
350 -LA66 is equipped with (% style="color:blue" %)**TCXO crystal**(%%) which ensures the module can achieve stable performance in extreme temperatures.
351 -)))
352 -
353 -
354 -
355 -== 3.2  Features ==
356 -
357 -* LoRaWAN USB adapter base on LA66 LoRaWAN module
358 -* Ultra-long RF range
359 -* Support LoRaWAN v1.0.4 protocol
360 -* Support peer-to-peer protocol
361 -* TCXO crystal to ensure RF performance on low temperature
362 -* Spring RF antenna
363 -* Available in different frequency LoRaWAN frequency bands.
364 -* World-wide unique OTAA keys.
365 -* AT Command via UART-TTL interface
366 -* Firmware upgradable via UART interface
367 -* Open Source Mobile App for LoRaWAN signal detect and GPS tracking.
368 -
369 -
370 -
371 -== 3.3  Specification ==
372 -
373 -* CPU: 32-bit 48 MHz
374 -* Flash: 256KB
375 -* RAM: 64KB
376 -* Input Power Range: 5v
377 -* Frequency Range: 150 MHz ~~ 960 MHz
378 -* Maximum Power +22 dBm constant RF output
379 -* High sensitivity: -148 dBm
380 -* Temperature:
381 -** Storage: -55 ~~ +125℃
382 -** Operating: -40 ~~ +85℃
383 -* Humidity:
384 -** Storage: 5 ~~ 95% (Non-Condensing)
385 -** Operating: 10 ~~ 95% (Non-Condensing)
386 -* LoRa Tx Current: <90 mA at +17 dBm, 108 mA at +22 dBm
387 -* LoRa Rx current: <9 mA
388 -
389 -
390 -
391 -== 3.4  Pin Mapping & LED ==
392 -
393 -
394 -
395 -== 3.5  Example: Send & Get Messages via LoRaWAN in PC ==
396 -
397 -
398 -(((
399 -Assume user already input the LA66 USB LoRaWAN Adapter OTAA Keys in TTN and there is already TTN network coverage.
400 -)))
401 -
402 -
403 -(% style="color:blue" %)**1. Connect the LA66 USB LoRaWAN adapter to PC**
404 -
405 -
406 -[[image:image-20220602171217-1.png||height="538" width="800"]]
407 -
408 -
409 -Open the serial port tool
410 -
411 -[[image:image-20220602161617-8.png]]
412 -
413 -[[image:image-20220602161718-9.png||height="457" width="800"]]
414 -
415 -
416 -
417 -(% style="color:blue" %)**2. Press the reset switch RST on the LA66 USB LoRaWAN Adapter to reset it.**
418 -
419 -The following picture appears to prove that the LA66 USB LoRaWAN Adapter successfully Join the LoRaWAN network
420 -
421 -
422 -[[image:image-20220602161935-10.png||height="498" width="800"]]
423 -
424 -
425 -
426 -(% style="color:blue" %)**3. See Uplink Command**
427 -
428 -Command format: (% style="color:#4472c4" %)** AT+SENDB=<confirn_status>,<Fport>,<data_len>,<data>**
429 -
430 -example: AT+SENDB=01,02,8,05820802581ea0a5
431 -
432 -[[image:image-20220602162157-11.png||height="497" width="800"]]
433 -
434 -
435 -
436 -(% style="color:blue" %)**4. Check to see if TTN received the message**
437 -
438 -[[image:image-20220602162331-12.png||height="420" width="800"]]
439 -
440 -
441 -
442 -== 3.6  Example: Send PC's CPU/RAM usage to TTN via python ==
443 -
444 -
445 -**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]]
446 -
447 -
448 -(% style="color:red" %)**Preconditions:**
449 -
450 -(% style="color:red" %)**1. LA66 USB LoRaWAN Adapter works fine**
451 -
452 -(% style="color:red" %)**2. LA66 USB LoRaWAN Adapter  is registered with TTN**
453 -
454 -
455 -
456 -(% style="color:blue" %)**Steps for usage:**
457 -
458 -(% style="color:blue" %)**1.**(%%) Press the reset switch RESET on the LA66 USB LoRaWAN Adapter
459 -
460 -(% style="color:blue" %)**2.**(%%) Run the python script in PC and see the TTN
461 -
462 -[[image:image-20220602115852-3.png||height="450" width="1187"]]
463 -
464 -
465 -
466 -== 3.7  Example: Send & Get Messages via LoRaWAN in RPi ==
467 -
468 -
469 -Assume user already input the LA66 USB LoRaWAN Adapter OTAA Keys in TTN and there is already TTN network coverage.
470 -
471 -
472 -(% style="color:blue" %)**1. Connect the LA66 USB LoRaWAN Adapter to the Raspberry Pi**
473 -
474 -[[image:image-20220602171233-2.png||height="538" width="800"]]
475 -
476 -
477 -
478 -(% style="color:blue" %)**2. Install Minicom in RPi.**
479 -
480 -(% id="cke_bm_509388S" style="display:none" %) (%%)Enter the following command in the RPi terminal
481 -
482 - (% style="background-color:yellow" %)**apt update**
483 -
484 - (% style="background-color:yellow" %)**apt install minicom**
485 -
486 -
487 -Use minicom to connect to the RPI's terminal
488 -
489 -[[image:image-20220602153146-3.png||height="439" width="500"]]
490 -
491 -
492 -
493 -(% style="color:blue" %)**3. Press the reset switch RST on the LA66 USB LoRaWAN Adapter.**
494 -
495 -The following picture appears to prove that the LA66 USB LoRaWAN Adapter successfully entered the network.
496 -
497 -
498 -[[image:image-20220602154928-5.png||height="436" width="500"]]
499 -
500 -
501 -
502 -(% style="color:blue" %)**4. Send Uplink message**
503 -
504 -Format: (% style="color:#4472c4" %)**AT+SENDB=<confirn_status>,<Fport>,<data_len>,<data>**
505 -
506 -example: AT+SENDB=01,02,8,05820802581ea0a5
507 -
508 -
509 -[[image:image-20220602160339-6.png||height="517" width="600"]]
510 -
511 -
512 -
513 -Check to see if TTN received the message
514 -
515 -[[image:image-20220602160627-7.png||height="369" width="800"]]
516 -
517 -
518 -
519 -== 3.8  Example: LA66 USB Module got a message from LA66 LoRa Shield and send the sensor data to NodeRed. ==
520 -
521 -
522 -
523 -== 3.9  Upgrade Firmware of LA66 USB LoRaWAN Adapter ==
524 -
525 -
526 -
527 -
528 -= 4.  Order Info =
529 -
530 -
531 -**Part Number:**  (% style="color:blue" %)**LA66-XXX**(%%), (% style="color:blue" %)**LA66-LoRaWAN-Shield-XXX** (%%) **or**  (% style="color:blue" %)**LA66-USB-LoRaWAN-Adapter-XXX**
532 -
533 -
534 -(% style="color:blue" %)**XXX**(%%): The default frequency band
535 -
536 -* (% style="color:red" %)**AS923**(%%):  LoRaWAN AS923 band
537 -* (% style="color:red" %)**AU915**(%%):  LoRaWAN AU915 band
538 -* (% style="color:red" %)**EU433**(%%):  LoRaWAN EU433 band
539 -* (% style="color:red" %)**EU868**(%%):  LoRaWAN EU868 band
540 -* (% style="color:red" %)**KR920**(%%):  LoRaWAN KR920 band
541 -* (% style="color:red" %)**US915**(%%):  LoRaWAN US915 band
542 -* (% style="color:red" %)**IN865**(%%):  LoRaWAN IN865 band
543 -* (% style="color:red" %)**CN470**(%%): LoRaWAN CN470 band
544 -* (% style="color:red" %)**PP**(%%):  Peer to Peer LoRa Protocol
545 -
546 -= 5.  Reference =
547 -
548 -* Hardware Design File for LA66 LoRaWAN Shield, LA66 USB LoRaWAN Adapter : [[Download>>https://www.dropbox.com/sh/a3wbmdcvqjxaqw5/AADZfvAiykJTK624RgMquH86a?dl=0]]
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