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Last modified by Xiaoling on 2023/09/19 09:20
From version 149.1
edited by Edwin Chen
on 2022/10/21 11:04
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To version 100.2
edited by Xiaoling
on 2022/07/19 11:34
Change comment: There is no comment for this version

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Title
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1 -LA66 LoRaWAN Module User Manual
1 +LA66 LoRaWAN Module
Author
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1 -XWiki.Edwin
1 +XWiki.Xiaoling
Content
... ... @@ -12,6 +12,7 @@
12 12  == 1.1  What is LA66 LoRaWAN Module ==
13 13  
14 14  
15 +
15 15  (((
16 16  (((
17 17  [[image:image-20220719093358-2.png||height="145" width="220"]](% style="color:blue" %)** **
... ... @@ -28,7 +28,7 @@
28 28  
29 29  (((
30 30  (((
31 -(% 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.
32 +(% 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.
32 32  )))
33 33  )))
34 34  
... ... @@ -50,10 +50,10 @@
50 50  
51 51  
52 52  
54 +
53 53  == 1.2  Features ==
54 54  
55 -
56 -* Support LoRaWAN v1.0.3 protocol
57 +* Support LoRaWAN v1.0.4 protocol
57 57  * Support peer-to-peer protocol
58 58  * TCXO crystal to ensure RF performance on low temperature
59 59  * SMD Antenna pad and i-pex antenna connector
... ... @@ -64,9 +64,9 @@
64 64  * Ultra-long RF range
65 65  
66 66  
68 +
67 67  == 1.3  Specification ==
68 68  
69 -
70 70  * CPU: 32-bit 48 MHz
71 71  * Flash: 256KB
72 72  * RAM: 64KB
... ... @@ -86,111 +86,455 @@
86 86  * I/O Voltage: 3.3v
87 87  
88 88  
90 +
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>>https://www.dropbox.com/sh/wtq43za8sykpgta/AABAEE02uEAsRU-JV7bzEhMba?dl=0]].
94 +AT Command is valid over Main TXD and Main RXD. Serial Baud Rate is 9600. AT commands can be found in AT Command documents.
93 93  
94 94  
95 95  
96 96  == 1.5  Dimension ==
97 97  
98 -
99 99  [[image:image-20220718094750-3.png]]
100 100  
101 101  
102 102  
104 +
103 103  == 1.6  Pin Mapping ==
104 104  
105 -[[image:image-20220720111850-1.png]]
106 106  
108 +[[image:image-20220719093156-1.png]]
107 107  
108 108  
111 +
109 109  == 1.7  Land Pattern ==
110 110  
111 -
112 112  [[image:image-20220517072821-2.png]]
113 113  
114 114  
115 115  
116 -= 2.  FAQ =
118 += 2.  LA66 LoRaWAN Shield =
117 117  
118 118  
119 -(% class="wikigeneratedid" %)
120 -== 2.1 Where to find examples of how to use LA66? ==
121 +== 2.1  Overview ==
121 121  
122 -(% class="wikigeneratedid" %)
123 -Below products are made by LA66. User can use their examples as reference:
124 124  
125 -* LA66 Shield for Arduino
126 -* LA66 USB Adapter
127 127  
125 +(((
126 +[[image:image-20220715000826-2.png||height="145" width="220"]]
127 +)))
128 128  
129 +(((
130 +
131 +)))
129 129  
130 -== 2.2  How to Compile Source Code for LA66? ==
133 +(((
134 +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.
135 +)))
131 131  
137 +(((
138 +(((
139 +(% 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.
140 +)))
141 +)))
132 132  
133 -Compile and Upload Code to ASR6601 Platform：[[Instruction>>Compile and Upload Code to ASR6601 Platform]]
143 +(((
144 +(((
145 +Each LA66 module includes a (% style="color:blue" %)**world-unique OTAA key**(%%) for LoRaWAN registration.
146 +)))
147 +)))
134 134  
149 +(((
150 +(((
151 +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.
152 +)))
153 +)))
135 135  
155 +(((
156 +(((
157 +LA66 is equipped with (% style="color:blue" %)**TCXO crystal**(%%) which ensures the module can achieve stable performance in extreme temperatures.
158 +)))
159 +)))
136 136  
137 -== 2.3 Can i use LA66 module's internal I/O without external MCU, So to save product cost? ==
138 138  
139 139  
140 -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.
141 141  
164 +== 2.2  Features ==
142 142  
166 +* Arduino Shield base on LA66 LoRaWAN module
167 +* Support LoRaWAN v1.0.4 protocol
168 +* Support peer-to-peer protocol
169 +* TCXO crystal to ensure RF performance on low temperature
170 +* SMA connector
171 +* Available in different frequency LoRaWAN frequency bands.
172 +* World-wide unique OTAA keys.
173 +* AT Command via UART-TTL interface
174 +* Firmware upgradable via UART interface
175 +* Ultra-long RF range
143 143  
144 -== 2.4  Where to find Peer-to-Peer firmware of LA66? ==
145 145  
146 146  
147 -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]]
148 148  
180 +== 2.3  Specification ==
149 149  
182 +* CPU: 32-bit 48 MHz
183 +* Flash: 256KB
184 +* RAM: 64KB
185 +* Input Power Range: 1.8v ~~ 3.7v
186 +* Power Consumption: < 4uA.
187 +* Frequency Range: 150 MHz ~~ 960 MHz
188 +* Maximum Power +22 dBm constant RF output
189 +* High sensitivity: -148 dBm
190 +* Temperature:
191 +** Storage: -55 ~~ +125℃
192 +** Operating: -40 ~~ +85℃
193 +* Humidity:
194 +** Storage: 5 ~~ 95% (Non-Condensing)
195 +** Operating: 10 ~~ 95% (Non-Condensing)
196 +* LoRa Tx Current: <90 mA at +17 dBm, 108 mA at +22 dBm
197 +* LoRa Rx current: <9 mA
198 +* I/O Voltage: 3.3v
150 150  
151 -= 3.  Order Info =
152 152  
153 153  
154 -**Part Number:**  (% style="color:blue" %)**LA66-XXX**
155 155  
203 +== 2.4  Pin Mapping & LED ==
156 156  
157 -(% style="color:blue" %)**XXX**(%%): The default frequency band
158 158  
159 -* (% style="color:red" %)**AS923**(%%):  LoRaWAN AS923 band
160 -* (% style="color:red" %)**AU915**(%%):  LoRaWAN AU915 band
161 -* (% style="color:red" %)**EU433**(%%):  LoRaWAN EU433 band
162 -* (% style="color:red" %)**EU868**(%%):  LoRaWAN EU868 band
163 -* (% style="color:red" %)**KR920**(%%):  LoRaWAN KR920 band
164 -* (% style="color:red" %)**US915**(%%):  LoRaWAN US915 band
165 -* (% style="color:red" %)**IN865**(%%):  LoRaWAN IN865 band
166 -* (% style="color:red" %)**CN470**(%%): LoRaWAN CN470 band
167 -* (% style="color:red" %)**PP**(%%):  Peer to Peer LoRa Protocol
168 168  
207 +== 2.5  Example: Use AT Command to communicate with LA66 module via Arduino UNO. ==
169 169  
170 170  
171 -= 4.  FCC Statement =
172 172  
211 +== 2.6  Example: Join TTN network and send an uplink message, get downlink message. ==
173 173  
174 -(% style="color:red" %)**FCC Caution:**
175 175  
176 -Any Changes or modifications not expressly approved by the party responsible for compliance could void the user's authority to operate the equipment.
177 177  
178 -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.
215 +== 2.7  Example: Log Temperature Sensor(DHT11) and send data to TTN, show it in DataCake. ==
179 179  
180 180  
181 -(% style="color:red" %)**IMPORTANT NOTE: **
182 182  
183 -(% 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:
219 +== 2.8  Upgrade Firmware of LA66 LoRaWAN Shield ==
184 184  
185 -—Reorient or relocate the receiving antenna.
186 186  
187 -—Increase the separation between the equipment and receiver.
222 +=== 2.8.1  Items needed for update ===
188 188  
189 -—Connect the equipment into an outlet on a circuit different from that to which the receiver is connected.
224 +1. LA66 LoRaWAN Shield
225 +1. Arduino
226 +1. USB TO TTL Adapter
190 190  
191 -—Consult the dealer or an experienced radio/TV technician for help.
228 +[[image:image-20220602100052-2.png||height="385" width="600"]]
192 192  
193 193  
194 -(% style="color:red" %)**FCC Radiation Exposure Statement: **
231 +=== 2.8.2  Connection ===
195 195  
196 -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.
233 +
234 +[[image:image-20220602101311-3.png||height="276" width="600"]]
235 +
236 +
237 +(((
238 +(% style="color:blue" %)**LA66 LoRaWAN Shield**(%%)  **<->** (% style="color:blue" %)**USB TTL**
239 +)))
240 +
241 +(((
242 +(% style="background-color:yellow" %)**GND  <-> GND
243 +TXD  <->  TXD
244 +RXD  <->  RXD**
245 +)))
246 +
247 +
248 +Put a jumper cap on JP6 of LA66 LoRaWAN Shield. ( the jumper is to power on LA66 module)
249 +
250 +Connect USB TTL Adapter to PC after connecting the wires
251 +
252 +
253 +[[image:image-20220602102240-4.png||height="304" width="600"]]
254 +
255 +
256 +=== 2.8.3  Upgrade steps ===
257 +
258 +
259 +==== 1.  Switch SW1 to put in ISP position ====
260 +
261 +
262 +[[image:image-20220602102824-5.png||height="306" width="600"]]
263 +
264 +
265 +
266 +==== 2.  Press the RST switch once ====
267 +
268 +
269 +[[image:image-20220602104701-12.png||height="285" width="600"]]
270 +
271 +
272 +
273 +==== 3.  Open the Upgrade tool (Tremo Programmer) in PC and Upgrade ====
274 +
275 +
276 +(((
277 +(% 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/]]**
278 +)))
279 +
280 +
281 +[[image:image-20220602103227-6.png]]
282 +
283 +
284 +[[image:image-20220602103357-7.png]]
285 +
286 +
287 +
288 +(% class="wikigeneratedid" id="HSelecttheCOMportcorrespondingtoUSBTTL" %)
289 +(% style="color:blue" %)**2. Select the COM port corresponding to USB TTL**
290 +
291 +
292 +[[image:image-20220602103844-8.png]]
293 +
294 +
295 +
296 +(% class="wikigeneratedid" id="HSelectthebinfiletoburn" %)
297 +(% style="color:blue" %)**3. Select the bin file to burn**
298 +
299 +
300 +[[image:image-20220602104144-9.png]]
301 +
302 +
303 +[[image:image-20220602104251-10.png]]
304 +
305 +
306 +[[image:image-20220602104402-11.png]]
307 +
308 +
309 +
310 +(% class="wikigeneratedid" id="HClicktostartthedownload" %)
311 +(% style="color:blue" %)**4. Click to start the download**
312 +
313 +[[image:image-20220602104923-13.png]]
314 +
315 +
316 +
317 +(% class="wikigeneratedid" id="HThefollowingfigureappearstoprovethattheburningisinprogress" %)
318 +(% style="color:blue" %)**5. Check update process**
319 +
320 +
321 +[[image:image-20220602104948-14.png]]
322 +
323 +
324 +
325 +(% class="wikigeneratedid" id="HThefollowingpictureappearstoprovethattheburningissuccessful" %)
326 +(% style="color:blue" %)**The following picture shows that the burning is successful**
327 +
328 +[[image:image-20220602105251-15.png]]
329 +
330 +
331 +
332 += 3.  LA66 USB LoRaWAN Adapter =
333 +
334 +
335 +== 3.1  Overview ==
336 +
337 +[[image:image-20220715001142-3.png||height="145" width="220"]]
338 +
339 +(% 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.
340 +
341 +(% 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.
342 +
343 +Each LA66 module includes a (% style="color:blue" %)**world-unique OTAA key**(%%) for LoRaWAN registration.
344 +
345 +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.
346 +
347 +LA66 is equipped with (% style="color:blue" %)**TCXO crystal**(%%) which ensures the module can achieve stable performance in extreme temperatures.
348 +
349 +
350 +== 3.2  Features ==
351 +
352 +* LoRaWAN USB adapter base on LA66 LoRaWAN module
353 +* Ultra-long RF range
354 +* Support LoRaWAN v1.0.4 protocol
355 +* Support peer-to-peer protocol
356 +* TCXO crystal to ensure RF performance on low temperature
357 +* Spring RF antenna
358 +* Available in different frequency LoRaWAN frequency bands.
359 +* World-wide unique OTAA keys.
360 +* AT Command via UART-TTL interface
361 +* Firmware upgradable via UART interface
362 +* Open Source Mobile App for LoRaWAN signal detect and GPS tracking.
363 +
364 +
365 +
366 +== 3.3  Specification ==
367 +
368 +* CPU: 32-bit 48 MHz
369 +* Flash: 256KB
370 +* RAM: 64KB
371 +* Input Power Range: 5v
372 +* Frequency Range: 150 MHz ~~ 960 MHz
373 +* Maximum Power +22 dBm constant RF output
374 +* High sensitivity: -148 dBm
375 +* Temperature:
376 +** Storage: -55 ~~ +125℃
377 +** Operating: -40 ~~ +85℃
378 +* Humidity:
379 +** Storage: 5 ~~ 95% (Non-Condensing)
380 +** Operating: 10 ~~ 95% (Non-Condensing)
381 +* LoRa Tx Current: <90 mA at +17 dBm, 108 mA at +22 dBm
382 +* LoRa Rx current: <9 mA
383 +
384 +
385 +
386 +== 3.4  Pin Mapping & LED ==
387 +
388 +
389 +
390 +== 3.5  Example: Send & Get Messages via LoRaWAN in PC ==
391 +
392 +
393 +Assume user already input the LA66 USB LoRaWAN Adapter OTAA Keys in TTN and there is already TTN network coverage.
394 +
395 +
396 +(% style="color:blue" %)**1. Connect the LA66 USB LoRaWAN adapter to PC**
397 +
398 +
399 +[[image:image-20220602171217-1.png||height="538" width="800"]]
400 +
401 +
402 +Open the serial port tool
403 +
404 +[[image:image-20220602161617-8.png]]
405 +
406 +[[image:image-20220602161718-9.png||height="457" width="800"]]
407 +
408 +
409 +
410 +(% style="color:blue" %)**2. Press the reset switch RST on the LA66 USB LoRaWAN Adapter to reset it.**
411 +
412 +The following picture appears to prove that the LA66 USB LoRaWAN Adapter successfully Join the LoRaWAN network
413 +
414 +
415 +[[image:image-20220602161935-10.png||height="498" width="800"]]
416 +
417 +
418 +
419 +(% style="color:blue" %)**3. See Uplink Command**
420 +
421 +Command format: (% style="color:#4472c4" %)** AT+SENDB=<confirn_status>,<Fport>,<data_len>,<data>**
422 +
423 +example: AT+SENDB=01,02,8,05820802581ea0a5
424 +
425 +[[image:image-20220602162157-11.png||height="497" width="800"]]
426 +
427 +
428 +
429 +(% style="color:blue" %)**4. Check to see if TTN received the message**
430 +
431 +[[image:image-20220602162331-12.png||height="420" width="800"]]
432 +
433 +
434 +
435 +== 3.6  Example: Send PC's CPU/RAM usage to TTN via python ==
436 +
437 +
438 +**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]]
439 +
440 +
441 +(% style="color:red" %)**Preconditions:**
442 +
443 +(% style="color:red" %)**1. LA66 USB LoRaWAN Adapter works fine**
444 +
445 +(% style="color:red" %)**2. LA66 USB LoRaWAN Adapter  is registered with TTN**
446 +
447 +
448 +
449 +(% style="color:blue" %)**Steps for usage:**
450 +
451 +(% style="color:blue" %)**1.**(%%) Press the reset switch RESET on the LA66 USB LoRaWAN Adapter
452 +
453 +(% style="color:blue" %)**2.**(%%) Run the python script in PC and see the TTN
454 +
455 +[[image:image-20220602115852-3.png||height="450" width="1187"]]
456 +
457 +
458 +
459 +== 3.7  Example: Send & Get Messages via LoRaWAN in RPi ==
460 +
461 +
462 +Assume user already input the LA66 USB LoRaWAN Adapter OTAA Keys in TTN and there is already TTN network coverage.
463 +
464 +
465 +(% style="color:blue" %)**1. Connect the LA66 USB LoRaWAN Adapter to the Raspberry Pi**
466 +
467 +[[image:image-20220602171233-2.png||height="538" width="800"]]
468 +
469 +
470 +
471 +(% style="color:blue" %)**2. Install Minicom in RPi.**
472 +
473 +(% id="cke_bm_509388S" style="display:none" %) (%%)Enter the following command in the RPi terminal
474 +
475 + (% style="background-color:yellow" %)**apt update**
476 +
477 + (% style="background-color:yellow" %)**apt install minicom**
478 +
479 +
480 +Use minicom to connect to the RPI's terminal
481 +
482 +[[image:image-20220602153146-3.png||height="439" width="500"]]
483 +
484 +
485 +
486 +(% style="color:blue" %)**3. Press the reset switch RST on the LA66 USB LoRaWAN Adapter.**
487 +
488 +The following picture appears to prove that the LA66 USB LoRaWAN Adapter successfully entered the network.
489 +
490 +
491 +[[image:image-20220602154928-5.png||height="436" width="500"]]
492 +
493 +
494 +
495 +(% style="color:blue" %)**4. Send Uplink message**
496 +
497 +Format: (% style="color:#4472c4" %)**AT+SENDB=<confirn_status>,<Fport>,<data_len>,<data>**
498 +
499 +example: AT+SENDB=01,02,8,05820802581ea0a5
500 +
501 +
502 +[[image:image-20220602160339-6.png||height="517" width="600"]]
503 +
504 +
505 +
506 +Check to see if TTN received the message
507 +
508 +[[image:image-20220602160627-7.png||height="369" width="800"]]
509 +
510 +
511 +
512 +== 3.8  Example: LA66 USB Module got a message from LA66 LoRa Shield and send the sensor data to NodeRed. ==
513 +
514 +
515 +
516 +== 3.9  Upgrade Firmware of LA66 USB LoRaWAN Adapter ==
517 +
518 +
519 +
520 +
521 += 4.  Order Info =
522 +
523 +
524 +**Part Number:**  (% style="color:blue" %)**LA66-XXX**(%%), (% style="color:blue" %)**LA66-LoRaWAN-Shield-XXX** (%%) **or**  (% style="color:blue" %)**LA66-USB-LoRaWAN-Adapter-XXX**
525 +
526 +
527 +(% style="color:blue" %)**XXX**(%%): The default frequency band
528 +
529 +* (% style="color:red" %)**AS923**(%%):  LoRaWAN AS923 band
530 +* (% style="color:red" %)**AU915**(%%):  LoRaWAN AU915 band
531 +* (% style="color:red" %)**EU433**(%%):  LoRaWAN EU433 band
532 +* (% style="color:red" %)**EU868**(%%):  LoRaWAN EU868 band
533 +* (% style="color:red" %)**KR920**(%%):  LoRaWAN KR920 band
534 +* (% style="color:red" %)**US915**(%%):  LoRaWAN US915 band
535 +* (% style="color:red" %)**IN865**(%%):  LoRaWAN IN865 band
536 +* (% style="color:red" %)**CN470**(%%): LoRaWAN CN470 band
537 +* (% style="color:red" %)**PP**(%%):  Peer to Peer LoRa Protocol
538 +
539 += 5.  Reference =
540 +
541 +* 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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