Last modified by Xiaoling on 2023/05/26 14:19
<
From version < 87.8 >
edited by Xiaoling
on 2022/07/13 10:01
To version < 146.8 >
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Summary

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Title
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1 -LA66 LoRaWAN Module
1 +LA66 LoRaWAN Shield User Manual
Content
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1 1  
2 2  
3 +**Table of Contents:**
4 +
3 3  {{toc/}}
4 4  
5 5  
6 6  
7 -= 1.  LA66 LoRaWAN Module =
8 8  
10 += 1.  LA66 LoRaWAN Shield =
9 9  
10 -== 1.1  What is LA66 LoRaWAN Module ==
11 11  
13 +== 1.1  Overview ==
12 12  
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.
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.
16 +(((
17 +[[image:image-20220715000826-2.png||height="145" width="220"]]
18 +)))
16 16  
20 +(((
21 +
22 +)))
23 +
24 +(((
25 +(% 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.
26 +)))
27 +
28 +(((
29 +(((
30 +(% 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.
31 +)))
32 +)))
33 +
34 +(((
35 +(((
17 17  Each LA66 module includes a (% style="color:blue" %)**world-unique OTAA key**(%%) for LoRaWAN registration.
37 +)))
38 +)))
18 18  
40 +(((
41 +(((
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.
43 +)))
44 +)))
20 20  
46 +(((
47 +(((
21 21  LA66 is equipped with (% style="color:blue" %)**TCXO crystal**(%%) which ensures the module can achieve stable performance in extreme temperatures.
49 +)))
50 +)))
22 22  
23 23  
53 +
24 24  == 1.2  Features ==
25 25  
56 +
57 +* Arduino Shield base on LA66 LoRaWAN module
26 26  * Support LoRaWAN v1.0.4 protocol
27 27  * Support peer-to-peer protocol
28 28  * TCXO crystal to ensure RF performance on low temperature
29 -* SMD Antenna pad and i-pex antenna connector
61 +* SMA connector
30 30  * Available in different frequency LoRaWAN frequency bands.
31 31  * World-wide unique OTAA keys.
32 32  * AT Command via UART-TTL interface
... ... @@ -37,6 +37,7 @@
37 37  
38 38  == 1.3  Specification ==
39 39  
72 +
40 40  * CPU: 32-bit 48 MHz
41 41  * Flash: 256KB
42 42  * RAM: 64KB
... ... @@ -57,96 +57,108 @@
57 57  
58 58  
59 59  
60 -== 1.4  AT Command ==
93 +== 1.4  Pin Mapping & LED ==
61 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 63  
96 +[[image:image-20220814101457-1.png||height="553" width="761"]]
64 64  
65 -== 1.5  Dimension ==
98 +~1. The LED lights up red when there is an upstream data packet
99 +2. When the network is successfully connected, the green light will be on for 5 seconds
100 +3. Purple light on when receiving downlink data packets
66 66  
67 -[[image:image-20220517072526-1.png]]
68 68  
69 69  
104 +== 1.5  Example: Use AT Command to communicate with LA66 module via Arduino UNO. ==
70 70  
71 -== 1.6  Pin Mapping ==
72 72  
107 +**Show connection diagram：**
73 73  
74 -[[image:image-20220523101537-1.png]]
75 75  
110 +[[image:image-20220723170210-2.png||height="908" width="681"]]
76 76  
77 77  
78 -== 1.7  Land Pattern ==
79 79  
80 -[[image:image-20220517072821-2.png]]
114 +(% style="color:blue" %)**1.  open Arduino IDE**
81 81  
82 82  
117 +[[image:image-20220723170545-4.png]]
83 83  
84 -= 2.  LA66 LoRaWAN Shield =
85 85  
86 86  
87 -== 2.1  Overview ==
121 +(% style="color:blue" %)**2.  Open project**
88 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 90  
124 +LA66-LoRaWAN-shield-AT-command-via-Arduino-UNO source code link: [[https:~~/~~/www.dropbox.com/sh/cx0pspkwu62pr97/AAAbKh2ioPdZfSDtdDpooYqha?dl=0>>https://www.dropbox.com/sh/cx0pspkwu62pr97/AAAbKh2ioPdZfSDtdDpooYqha?dl=0]]
91 91  
92 -== 2.2  Features ==
126 +[[image:image-20220726135239-1.png]]
93 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
104 104  
129 +(% style="color:blue" %)**3.  Click the button marked 1 in the figure to compile, and after the compilation is complete, click the button marked 2 in the figure to upload**
105 105  
131 +[[image:image-20220726135356-2.png]]
106 106  
107 -== 2.3  Specification ==
108 108  
109 -* CPU: 32-bit 48 MHz
110 -* Flash: 256KB
111 -* RAM: 64KB
112 -* Input Power Range: 1.8v ~~ 3.7v
113 -* Power Consumption: < 4uA.
114 -* Frequency Range: 150 MHz ~~ 960 MHz
115 -* Maximum Power +22 dBm constant RF output
116 -* High sensitivity: -148 dBm
117 -* Temperature:
118 -** Storage: -55 ~~ +125℃
119 -** Operating: -40 ~~ +85℃
120 -* Humidity:
121 -** Storage: 5 ~~ 95% (Non-Condensing)
122 -** Operating: 10 ~~ 95% (Non-Condensing)
123 -* LoRa Tx Current: <90 mA at +17 dBm, 108 mA at +22 dBm
124 -* LoRa Rx current: <9 mA
125 -* I/O Voltage: 3.3v
134 +(% style="color:blue" %)**4.  After the upload is successful, open the serial port monitoring and send the AT command**
126 126  
127 127  
137 +[[image:image-20220723172235-7.png||height="480" width="1027"]]
128 128  
129 -== 2.4  Pin Mapping & LED ==
130 130  
131 131  
141 +== 1.6  Example: Join TTN network and send an uplink message, get downlink message. ==
132 132  
133 -== 2.5  Example: Use AT Command to communicate with LA66 module via Arduino UNO. ==
134 134  
144 +(% style="color:blue" %)**1.  Open project**
135 135  
136 136  
137 -== 2.6  Example: Join TTN network and send an uplink message, get downlink message. ==
147 +Join-TTN-network source code link: [[https:~~/~~/www.dropbox.com/sh/0sjyncafa0gjv00/AACC2m1orov-QHRkvH8-ddCka?dl=0>>https://www.dropbox.com/sh/0sjyncafa0gjv00/AACC2m1orov-QHRkvH8-ddCka?dl=0]]
138 138  
139 139  
150 +[[image:image-20220723172502-8.png]]
140 140  
141 -== 2.7  Example: Log Temperature Sensor(DHT11) and send data to TTN, show it in DataCake. ==
142 142  
143 143  
154 +(% style="color:blue" %)**2.  Same steps as 2.5,after opening the serial port monitoring, it will automatically connect to the network and send packets**
144 144  
145 -== 2.8  Upgrade Firmware of LA66 LoRaWAN Shield ==
146 146  
157 +[[image:image-20220723172938-9.png||height="652" width="1050"]]
147 147  
148 -=== 2.8.1  Items needed for update ===
149 149  
160 +
161 +== 1.7  Example: Log Temperature Sensor(DHT11) and send data to TTN, show it in Node-RED. ==
162 +
163 +
164 +(% style="color:blue" %)**1.  Open project**
165 +
166 +
167 +Log-Temperature-Sensor-and-send-data-to-TTN source code link: [[https:~~/~~/www.dropbox.com/sh/0aagmrpec1lxmva/AABMXWVMSHG9dK1_Zv_7xOmCa?dl=0>>https://www.dropbox.com/sh/0aagmrpec1lxmva/AABMXWVMSHG9dK1_Zv_7xOmCa?dl=0]]
168 +
169 +
170 +[[image:image-20220723173341-10.png||height="581" width="1014"]]
171 +
172 +
173 +
174 +(% style="color:blue" %)**2.  Same steps as 2.5,after opening the serial port monitoring, it will automatically connect to the network and send packets**
175 +
176 +
177 +[[image:image-20220723173950-11.png||height="665" width="1012"]]
178 +
179 +
180 +
181 +(% style="color:blue" %)**3.  Integration into Node-red via TTNV3**
182 +
183 +For the usage of Node-RED, please refer to: [[http:~~/~~/8.211.40.43:8080/xwiki/bin/view/Main/Node-RED/>>http://8.211.40.43:8080/xwiki/bin/view/Main/Node-RED/]]
184 +
185 +[[image:image-20220723175700-12.png||height="602" width="995"]]
186 +
187 +
188 +
189 +== 1.8  Upgrade Firmware of LA66 LoRaWAN Shield ==
190 +
191 +
192 +=== 1.8.1  Items needed for update ===
193 +
194 +
150 150  1. LA66 LoRaWAN Shield
151 151  1. Arduino
152 152  1. USB TO TTL Adapter
... ... @@ -154,17 +154,22 @@
154 154  [[image:image-20220602100052-2.png||height="385" width="600"]]
155 155  
156 156  
157 -=== 2.8.2  Connection ===
158 158  
203 +=== 1.8.2  Connection ===
159 159  
205 +
160 160  [[image:image-20220602101311-3.png||height="276" width="600"]]
161 161  
162 162  
209 +(((
163 163  (% style="color:blue" %)**LA66 LoRaWAN Shield**(%%)  **<->** (% style="color:blue" %)**USB TTL**
211 +)))
164 164  
213 +(((
165 165  (% style="background-color:yellow" %)**GND  <-> GND
166 166  TXD  <->  TXD
167 167  RXD  <->  RXD**
217 +)))
168 168  
169 169  
170 170  Put a jumper cap on JP6 of LA66 LoRaWAN Shield. ( the jumper is to power on LA66 module)
... ... @@ -175,24 +175,30 @@
175 175  [[image:image-20220602102240-4.png||height="304" width="600"]]
176 176  
177 177  
178 -=== 2.8.3  Upgrade steps ===
179 179  
229 +=== 1.8.3  Upgrade steps ===
180 180  
181 -==== 1.  Switch SW1 to put in ISP position ====
182 182  
232 +==== (% style="color:blue" %)1.  Switch SW1 to put in ISP position(%%) ====
183 183  
234 +
184 184  [[image:image-20220602102824-5.png||height="306" width="600"]]
185 185  
186 186  
187 -==== 2.  Press the RST switch once ====
188 188  
239 +==== (% style="color:blue" %)2.  Press the RST switch once(%%) ====
240 +
241 +
189 189  [[image:image-20220602104701-12.png||height="285" width="600"]]
190 190  
191 191  
192 -==== 3.  Open the Upgrade tool (Tremo Programmer) in PC and Upgrade ====
193 193  
246 +==== (% style="color:blue" %)3.  Open the Upgrade tool (Tremo Programmer) in PC and Upgrade(%%) ====
194 194  
248 +
249 +(((
195 195  (% 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/]]**
251 +)))
196 196  
197 197  
198 198  [[image:image-20220602103227-6.png]]
... ... @@ -230,6 +230,7 @@
230 230  [[image:image-20220602104923-13.png]]
231 231  
232 232  
289 +
233 233  (% class="wikigeneratedid" id="HThefollowingfigureappearstoprovethattheburningisinprogress" %)
234 234  (% style="color:blue" %)**5. Check update process**
235 235  
... ... @@ -245,184 +245,22 @@
245 245  
246 246  
247 247  
248 -= 3.  LA66 USB LoRaWAN Adapter =
305 += 2.  FAQ =
249 249  
250 250  
251 -== 3.1  Overview ==
308 +== 2.1  How to Compile Source Code for LA66? ==
252 252  
253 -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.
254 254  
311 +Compile and Upload Code to ASR6601 Platform ：[[Instruction>>Main.User Manual for LoRaWAN End Nodes.LA66 LoRaWAN Module.Compile and Upload Code to ASR6601 Platform.WebHome]]
255 255  
256 -== 3.2  Features ==
257 257  
258 -* LoRaWAN USB adapter base on LA66 LoRaWAN module
259 -* Ultra-long RF range
260 -* Support LoRaWAN v1.0.4 protocol
261 -* Support peer-to-peer protocol
262 -* TCXO crystal to ensure RF performance on low temperature
263 -* Spring RF antenna
264 -* Available in different frequency LoRaWAN frequency bands.
265 -* World-wide unique OTAA keys.
266 -* AT Command via UART-TTL interface
267 -* Firmware upgradable via UART interface
268 268  
269 -== 3.3  Specification ==
315 += 3.  Order Info =
270 270  
271 -* CPU: 32-bit 48 MHz
272 -* Flash: 256KB
273 -* RAM: 64KB
274 -* Input Power Range: 5v
275 -* Frequency Range: 150 MHz ~~ 960 MHz
276 -* Maximum Power +22 dBm constant RF output
277 -* High sensitivity: -148 dBm
278 -* Temperature:
279 -** Storage: -55 ~~ +125℃
280 -** Operating: -40 ~~ +85℃
281 -* Humidity:
282 -** Storage: 5 ~~ 95% (Non-Condensing)
283 -** Operating: 10 ~~ 95% (Non-Condensing)
284 -* LoRa Tx Current: <90 mA at +17 dBm, 108 mA at +22 dBm
285 -* LoRa Rx current: <9 mA
286 286  
287 -== 3.4  Pin Mapping & LED ==
318 +**Part Number:**   (% style="color:blue" %)**LA66-LoRaWAN-Shield-XXX** (%%)
288 288  
289 289  
290 -
291 -== 3.5  Example: Send & Get Messages via LoRaWAN in PC ==
292 -
293 -
294 -Assume user already input the LA66 USB LoRaWAN Adapter OTAA Keys in TTN and there is already TTN network coverage.
295 -
296 -
297 -(% style="color:blue" %)**1. Connect the LA66 USB LoRaWAN adapter to PC**
298 -
299 -
300 -[[image:image-20220602171217-1.png||height="538" width="800"]]
301 -
302 -
303 -Open the serial port tool
304 -
305 -[[image:image-20220602161617-8.png]]
306 -
307 -[[image:image-20220602161718-9.png||height="457" width="800"]]
308 -
309 -
310 -
311 -(% style="color:blue" %)**2. Press the reset switch RST on the LA66 USB LoRaWAN Adapter to reset it.**
312 -
313 -The following picture appears to prove that the LA66 USB LoRaWAN Adapter successfully Join the LoRaWAN network
314 -
315 -
316 -[[image:image-20220602161935-10.png||height="498" width="800"]]
317 -
318 -
319 -
320 -(% style="color:blue" %)**3. See Uplink Command**
321 -
322 -Command format: (% style="color:#4472c4" %)** AT+SENDB=<confirn_status>,<Fport>,<data_len>,<data>**
323 -
324 -example: AT+SENDB=01,02,8,05820802581ea0a5
325 -
326 -[[image:image-20220602162157-11.png||height="497" width="800"]]
327 -
328 -
329 -
330 -(% style="color:blue" %)**4. Check to see if TTN received the message**
331 -
332 -[[image:image-20220602162331-12.png||height="420" width="800"]]
333 -
334 -
335 -
336 -== 3.6  Example: Send PC's CPU/RAM usage to TTN via python ==
337 -
338 -
339 -**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]]
340 -
341 -
342 -(% style="color:red" %)**Preconditions:**
343 -
344 -(% style="color:red" %)**1. LA66 USB LoRaWAN Adapter works fine**
345 -
346 -(% style="color:red" %)**2. LA66 USB LoRaWAN Adapter  is registered with TTN**
347 -
348 -
349 -
350 -(% style="color:blue" %)**Steps for usage:**
351 -
352 -(% style="color:blue" %)**1.**(%%) Press the reset switch RESET on the LA66 USB LoRaWAN Adapter
353 -
354 -(% style="color:blue" %)**2.**(%%) Run the python script in PC and see the TTN
355 -
356 -[[image:image-20220602115852-3.png||height="450" width="1187"]]
357 -
358 -
359 -
360 -== 3.7  Example: Send & Get Messages via LoRaWAN in RPi ==
361 -
362 -
363 -Assume user already input the LA66 USB LoRaWAN Adapter OTAA Keys in TTN and there is already TTN network coverage.
364 -
365 -
366 -(% style="color:blue" %)**1. Connect the LA66 USB LoRaWAN Adapter to the Raspberry Pi**
367 -
368 -[[image:image-20220602171233-2.png||height="538" width="800"]]
369 -
370 -
371 -
372 -(% style="color:blue" %)**2. Install Minicom in RPi.**
373 -
374 -(% id="cke_bm_509388S" style="display:none" %) (%%)Enter the following command in the RPi terminal
375 -
376 - (% style="background-color:yellow" %)**apt update**
377 -
378 - (% style="background-color:yellow" %)**apt install minicom**
379 -
380 -
381 -Use minicom to connect to the RPI's terminal
382 -
383 -[[image:image-20220602153146-3.png||height="439" width="500"]]
384 -
385 -
386 -
387 -(% style="color:blue" %)**3. Press the reset switch RST on the LA66 USB LoRaWAN Adapter.**(%%)
388 -(% style="color:blue" %)The following picture appears to prove that the LA66 USB LoRaWAN Adapter successfully entered the network
389 -
390 -[[image:image-20220602154928-5.png||height="436" width="500"]]
391 -
392 -
393 -
394 -(% style="color:blue" %)**4. Send Uplink message**
395 -
396 -Format: (% style="color:#4472c4" %)**AT+SENDB=<confirn_status>,<Fport>,<data_len>,<data>**
397 -
398 -example: AT+SENDB=01,02,8,05820802581ea0a5
399 -
400 -
401 -[[image:image-20220602160339-6.png||height="517" width="600"]]
402 -
403 -
404 -
405 -Check to see if TTN received the message
406 -
407 -[[image:image-20220602160627-7.png||height="369" width="800"]]
408 -
409 -
410 -
411 -== 3.8  Example: LA66 USB Module got a message from LA66 LoRa Shield and send the sensor data to NodeRed. ==
412 -
413 -
414 -
415 -== 3.9  Upgrade Firmware of LA66 USB LoRaWAN Adapter ==
416 -
417 -
418 -
419 -
420 -= 4.  Order Info =
421 -
422 -
423 -**Part Number:**  (% style="color:blue" %)**LA66-XXX**(%%), (% style="color:blue" %)**LA66-LoRaWAN-Shield-XXX** (%%) **or**  (% style="color:blue" %)**LA66-USB-LoRaWAN-Adapter-XXX**
424 -
425 -
426 426  (% style="color:blue" %)**XXX**(%%): The default frequency band
427 427  
428 428  * (% style="color:red" %)**AS923**(%%):  LoRaWAN AS923 band
... ... @@ -437,9 +437,7 @@
437 437  
438 438  
439 439  
335 += 4.  Reference =
440 440  
441 -= 5.  Reference =
442 442  
443 -* Hardware Design File for LA66 LoRaWAN Shield, LA66 USB LoRaWAN Adapter : [[Download>>https://www.dropbox.com/sh/a3wbmdcvqjxaqw5/AADZfvAiykJTK624RgMquH86a?dl=0]]
444 -
445 -
338 +* Hardware Design File for LA66 LoRaWAN Shield : [[Download>>https://www.dropbox.com/sh/a3wbmdcvqjxaqw5/AADZfvAiykJTK624RgMquH86a?dl=0]]
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