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Last modified by Xiaoling on 2023/09/19 09:20
From version 87.10
edited by Xiaoling
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To version 148.3
edited by Xiaoling
on 2022/09/15 10:47
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Title
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1 -LA66 LoRaWAN Module
1 +LA66 LoRaWAN Module User Manual
Content
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1 1  
2 2  
3 +**Table of Contents:**
4 +
3 3  {{toc/}}
4 4  
5 5  
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10 10  == 1.1  What is LA66 LoRaWAN Module ==
11 11  
12 12  
15 +(((
16 +(((
17 +[[image:image-20220719093358-2.png||height="145" width="220"]](% style="color:blue" %)** **
18 +)))
19 +
20 +(((
21 +
22 +)))
23 +
24 +(((
13 13  (% 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.
26 +)))
27 +)))
14 14  
15 -(% 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.
29 +(((
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 +)))
33 +)))
16 16  
35 +(((
36 +(((
17 17  Each LA66 module includes a (% style="color:blue" %)**world-unique OTAA key**(%%) for LoRaWAN registration.
38 +)))
18 18  
40 +(((
19 19  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.
42 +)))
43 +)))
20 20  
45 +(((
46 +(((
21 21  LA66 is equipped with (% style="color:blue" %)**TCXO crystal**(%%) which ensures the module can achieve stable performance in extreme temperatures.
48 +)))
49 +)))
22 22  
23 23  
52 +
24 24  == 1.2  Features ==
25 25  
26 -* Support LoRaWAN v1.0.4 protocol
55 +
56 +* Support LoRaWAN v1.0.3 protocol
27 27  * Support peer-to-peer protocol
28 28  * TCXO crystal to ensure RF performance on low temperature
29 29  * SMD Antenna pad and i-pex antenna connector
... ... @@ -35,77 +35,10 @@
35 35  
36 36  
37 37  
68 +
38 38  == 1.3  Specification ==
39 39  
40 -* CPU: 32-bit 48 MHz
41 -* Flash: 256KB
42 -* RAM: 64KB
43 -* Input Power Range: 1.8v ~~ 3.7v
44 -* Power Consumption: < 4uA.
45 -* Frequency Range: 150 MHz ~~ 960 MHz
46 -* Maximum Power +22 dBm constant RF output
47 -* High sensitivity: -148 dBm
48 -* Temperature:
49 -** Storage: -55 ~~ +125℃
50 -** Operating: -40 ~~ +85℃
51 -* Humidity:
52 -** Storage: 5 ~~ 95% (Non-Condensing)
53 -** Operating: 10 ~~ 95% (Non-Condensing)
54 -* LoRa Tx Current: <90 mA at +17 dBm, 108 mA at +22 dBm
55 -* LoRa Rx current: <9 mA
56 -* I/O Voltage: 3.3v
57 57  
58 -
59 -
60 -== 1.4  AT Command ==
61 -
62 -AT Command is valid over Main TXD and Main RXD. Serial Baud Rate is 9600. AT commands can be found in AT Command documents.
63 -
64 -
65 -== 1.5  Dimension ==
66 -
67 -[[image:image-20220517072526-1.png]]
68 -
69 -
70 -
71 -== 1.6  Pin Mapping ==
72 -
73 -
74 -[[image:image-20220523101537-1.png]]
75 -
76 -
77 -
78 -== 1.7  Land Pattern ==
79 -
80 -[[image:image-20220517072821-2.png]]
81 -
82 -
83 -
84 -= 2.  LA66 LoRaWAN Shield =
85 -
86 -
87 -== 2.1  Overview ==
88 -
89 -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.
90 -
91 -
92 -== 2.2  Features ==
93 -
94 -* Arduino Shield base on LA66 LoRaWAN module
95 -* Support LoRaWAN v1.0.4 protocol
96 -* Support peer-to-peer protocol
97 -* TCXO crystal to ensure RF performance on low temperature
98 -* SMA connector
99 -* Available in different frequency LoRaWAN frequency bands.
100 -* World-wide unique OTAA keys.
101 -* AT Command via UART-TTL interface
102 -* Firmware upgradable via UART interface
103 -* Ultra-long RF range
104 -
105 -
106 -
107 -== 2.3  Specification ==
108 -
109 109  * CPU: 32-bit 48 MHz
110 110  * Flash: 256KB
111 111  * RAM: 64KB
... ... @@ -126,311 +126,57 @@
126 126  
127 127  
128 128  
129 -== 2.4  Pin Mapping & LED ==
130 130  
93 +== 1.4  AT Command ==
131 131  
132 132  
133 -== 2.5  Example: Use AT Command to communicate with LA66 module via Arduino UNO. ==
96 +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]].
134 134  
135 135  
136 136  
137 -== 2.6  Example: Join TTN network and send an uplink message, get downlink message. ==
100 +== 1.5  Dimension ==
138 138  
139 139  
103 +[[image:image-20220718094750-3.png]]
140 140  
141 -== 2.7  Example: Log Temperature Sensor(DHT11) and send data to TTN, show it in DataCake. ==
142 142  
143 143  
107 +== 1.6  Pin Mapping ==
144 144  
145 -== 2.8  Upgrade Firmware of LA66 LoRaWAN Shield ==
109 +[[image:image-20220720111850-1.png]]
146 146  
147 147  
148 -=== 2.8.1  Items needed for update ===
149 149  
150 -1. LA66 LoRaWAN Shield
151 -1. Arduino
152 -1. USB TO TTL Adapter
113 +== 1.7  Land Pattern ==
153 153  
154 -[[image:image-20220602100052-2.png||height="385" width="600"]]
155 155  
116 +[[image:image-20220517072821-2.png]]
156 156  
157 -=== 2.8.2  Connection ===
158 158  
159 159  
160 -[[image:image-20220602101311-3.png||height="276" width="600"]]
120 += 2.  FAQ =
161 161  
162 162  
163 -(% style="color:blue" %)**LA66 LoRaWAN Shield**(%%)  **<->** (% style="color:blue" %)**USB TTL**
123 +== 2.1  How to Compile Source Code for LA66? ==
164 164  
165 -(% style="background-color:yellow" %)**GND  <-> GND
166 -TXD  <->  TXD
167 -RXD  <->  RXD**
168 168  
126 +Compile and Upload Code to ASR6601 Platform：[[Instruction>>Compile and Upload Code to ASR6601 Platform]]
169 169  
170 -Put a jumper cap on JP6 of LA66 LoRaWAN Shield. ( the jumper is to power on LA66 module)
171 171  
172 -Connect USB TTL Adapter to PC after connecting the wires
173 173  
130 +== 2.2 Can i use LA66 module's internal I/O without external MCU, So to save product cost? ==
174 174  
175 -[[image:image-20220602102240-4.png||height="304" width="600"]]
176 176  
133 +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.
177 177  
178 -=== 2.8.3  Upgrade steps ===
179 179  
180 180  
181 -==== 1.  Switch SW1 to put in ISP position ====
137 += 3.  Order Info =
182 182  
183 183  
184 -[[image:image-20220602102824-5.png||height="306" width="600"]]
140 +**Part Number:**  (% style="color:blue" %)**LA66-XXX**
185 185  
186 186  
187 -
188 -==== 2.  Press the RST switch once ====
189 -
190 -
191 -[[image:image-20220602104701-12.png||height="285" width="600"]]
192 -
193 -
194 -
195 -==== 3.  Open the Upgrade tool (Tremo Programmer) in PC and Upgrade ====
196 -
197 -
198 -(% 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/]]**
199 -
200 -
201 -[[image:image-20220602103227-6.png]]
202 -
203 -
204 -[[image:image-20220602103357-7.png]]
205 -
206 -
207 -
208 -(% class="wikigeneratedid" id="HSelecttheCOMportcorrespondingtoUSBTTL" %)
209 -(% style="color:blue" %)**2. Select the COM port corresponding to USB TTL**
210 -
211 -
212 -[[image:image-20220602103844-8.png]]
213 -
214 -
215 -
216 -(% class="wikigeneratedid" id="HSelectthebinfiletoburn" %)
217 -(% style="color:blue" %)**3. Select the bin file to burn**
218 -
219 -
220 -[[image:image-20220602104144-9.png]]
221 -
222 -
223 -[[image:image-20220602104251-10.png]]
224 -
225 -
226 -[[image:image-20220602104402-11.png]]
227 -
228 -
229 -
230 -(% class="wikigeneratedid" id="HClicktostartthedownload" %)
231 -(% style="color:blue" %)**4. Click to start the download**
232 -
233 -[[image:image-20220602104923-13.png]]
234 -
235 -
236 -
237 -(% class="wikigeneratedid" id="HThefollowingfigureappearstoprovethattheburningisinprogress" %)
238 -(% style="color:blue" %)**5. Check update process**
239 -
240 -
241 -[[image:image-20220602104948-14.png]]
242 -
243 -
244 -
245 -(% class="wikigeneratedid" id="HThefollowingpictureappearstoprovethattheburningissuccessful" %)
246 -(% style="color:blue" %)**The following picture shows that the burning is successful**
247 -
248 -[[image:image-20220602105251-15.png]]
249 -
250 -
251 -
252 -= 3.  LA66 USB LoRaWAN Adapter =
253 -
254 -
255 -== 3.1  Overview ==
256 -
257 -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.
258 -
259 -
260 -== 3.2  Features ==
261 -
262 -* LoRaWAN USB adapter base on LA66 LoRaWAN module
263 -* Ultra-long RF range
264 -* Support LoRaWAN v1.0.4 protocol
265 -* Support peer-to-peer protocol
266 -* TCXO crystal to ensure RF performance on low temperature
267 -* Spring RF antenna
268 -* Available in different frequency LoRaWAN frequency bands.
269 -* World-wide unique OTAA keys.
270 -* AT Command via UART-TTL interface
271 -* Firmware upgradable via UART interface
272 -
273 -
274 -
275 -== 3.3  Specification ==
276 -
277 -* CPU: 32-bit 48 MHz
278 -* Flash: 256KB
279 -* RAM: 64KB
280 -* Input Power Range: 5v
281 -* Frequency Range: 150 MHz ~~ 960 MHz
282 -* Maximum Power +22 dBm constant RF output
283 -* High sensitivity: -148 dBm
284 -* Temperature:
285 -** Storage: -55 ~~ +125℃
286 -** Operating: -40 ~~ +85℃
287 -* Humidity:
288 -** Storage: 5 ~~ 95% (Non-Condensing)
289 -** Operating: 10 ~~ 95% (Non-Condensing)
290 -* LoRa Tx Current: <90 mA at +17 dBm, 108 mA at +22 dBm
291 -* LoRa Rx current: <9 mA
292 -
293 -
294 -
295 -== 3.4  Pin Mapping & LED ==
296 -
297 -
298 -
299 -== 3.5  Example: Send & Get Messages via LoRaWAN in PC ==
300 -
301 -
302 -Assume user already input the LA66 USB LoRaWAN Adapter OTAA Keys in TTN and there is already TTN network coverage.
303 -
304 -
305 -(% style="color:blue" %)**1. Connect the LA66 USB LoRaWAN adapter to PC**
306 -
307 -
308 -[[image:image-20220602171217-1.png||height="538" width="800"]]
309 -
310 -
311 -Open the serial port tool
312 -
313 -[[image:image-20220602161617-8.png]]
314 -
315 -[[image:image-20220602161718-9.png||height="457" width="800"]]
316 -
317 -
318 -
319 -(% style="color:blue" %)**2. Press the reset switch RST on the LA66 USB LoRaWAN Adapter to reset it.**
320 -
321 -The following picture appears to prove that the LA66 USB LoRaWAN Adapter successfully Join the LoRaWAN network
322 -
323 -
324 -[[image:image-20220602161935-10.png||height="498" width="800"]]
325 -
326 -
327 -
328 -(% style="color:blue" %)**3. See Uplink Command**
329 -
330 -Command format: (% style="color:#4472c4" %)** AT+SENDB=<confirn_status>,<Fport>,<data_len>,<data>**
331 -
332 -example: AT+SENDB=01,02,8,05820802581ea0a5
333 -
334 -[[image:image-20220602162157-11.png||height="497" width="800"]]
335 -
336 -
337 -
338 -(% style="color:blue" %)**4. Check to see if TTN received the message**
339 -
340 -[[image:image-20220602162331-12.png||height="420" width="800"]]
341 -
342 -
343 -
344 -== 3.6  Example: Send PC's CPU/RAM usage to TTN via python ==
345 -
346 -
347 -**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]]
348 -
349 -
350 -(% style="color:red" %)**Preconditions:**
351 -
352 -(% style="color:red" %)**1. LA66 USB LoRaWAN Adapter works fine**
353 -
354 -(% style="color:red" %)**2. LA66 USB LoRaWAN Adapter  is registered with TTN**
355 -
356 -
357 -
358 -(% style="color:blue" %)**Steps for usage:**
359 -
360 -(% style="color:blue" %)**1.**(%%) Press the reset switch RESET on the LA66 USB LoRaWAN Adapter
361 -
362 -(% style="color:blue" %)**2.**(%%) Run the python script in PC and see the TTN
363 -
364 -[[image:image-20220602115852-3.png||height="450" width="1187"]]
365 -
366 -
367 -
368 -== 3.7  Example: Send & Get Messages via LoRaWAN in RPi ==
369 -
370 -
371 -Assume user already input the LA66 USB LoRaWAN Adapter OTAA Keys in TTN and there is already TTN network coverage.
372 -
373 -
374 -(% style="color:blue" %)**1. Connect the LA66 USB LoRaWAN Adapter to the Raspberry Pi**
375 -
376 -[[image:image-20220602171233-2.png||height="538" width="800"]]
377 -
378 -
379 -
380 -(% style="color:blue" %)**2. Install Minicom in RPi.**
381 -
382 -(% id="cke_bm_509388S" style="display:none" %) (%%)Enter the following command in the RPi terminal
383 -
384 - (% style="background-color:yellow" %)**apt update**
385 -
386 - (% style="background-color:yellow" %)**apt install minicom**
387 -
388 -
389 -Use minicom to connect to the RPI's terminal
390 -
391 -[[image:image-20220602153146-3.png||height="439" width="500"]]
392 -
393 -
394 -
395 -(% style="color:blue" %)**3. Press the reset switch RST on the LA66 USB LoRaWAN Adapter.**(%%)
396 -(% style="color:blue" %)The following picture appears to prove that the LA66 USB LoRaWAN Adapter successfully entered the network
397 -
398 -[[image:image-20220602154928-5.png||height="436" width="500"]]
399 -
400 -
401 -
402 -(% style="color:blue" %)**4. Send Uplink message**
403 -
404 -Format: (% style="color:#4472c4" %)**AT+SENDB=<confirn_status>,<Fport>,<data_len>,<data>**
405 -
406 -example: AT+SENDB=01,02,8,05820802581ea0a5
407 -
408 -
409 -[[image:image-20220602160339-6.png||height="517" width="600"]]
410 -
411 -
412 -
413 -Check to see if TTN received the message
414 -
415 -[[image:image-20220602160627-7.png||height="369" width="800"]]
416 -
417 -
418 -
419 -== 3.8  Example: LA66 USB Module got a message from LA66 LoRa Shield and send the sensor data to NodeRed. ==
420 -
421 -
422 -
423 -== 3.9  Upgrade Firmware of LA66 USB LoRaWAN Adapter ==
424 -
425 -
426 -
427 -
428 -= 4.  Order Info =
429 -
430 -
431 -**Part Number:**  (% style="color:blue" %)**LA66-XXX**(%%), (% style="color:blue" %)**LA66-LoRaWAN-Shield-XXX** (%%) **or**  (% style="color:blue" %)**LA66-USB-LoRaWAN-Adapter-XXX**
432 -
433 -
434 434  (% style="color:blue" %)**XXX**(%%): The default frequency band
435 435  
436 436  * (% style="color:red" %)**AS923**(%%):  LoRaWAN AS923 band
... ... @@ -443,11 +443,4 @@
443 443  * (% style="color:red" %)**CN470**(%%): LoRaWAN CN470 band
444 444  * (% style="color:red" %)**PP**(%%):  Peer to Peer LoRa Protocol
445 445  
446 -
447 -
448 -
449 -= 5.  Reference =
450 -
451 -* Hardware Design File for LA66 LoRaWAN Shield, LA66 USB LoRaWAN Adapter : [[Download>>https://www.dropbox.com/sh/a3wbmdcvqjxaqw5/AADZfvAiykJTK624RgMquH86a?dl=0]]
452 -
453 453  
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