Last modified by Xiaoling on 2023/05/26 14:19
<
From version < 87.14 >
edited by Xiaoling
on 2022/07/13 10:06
To version < 148.3 >
edited by Xiaoling
on 2022/08/17 08:55
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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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6 6  
7 7  
8 8  
9 -= 1.  LA66 LoRaWAN Module =
10 10  
10 += 1.  LA66 LoRaWAN Shield =
11 11  
12 -== 1.1  What is LA66 LoRaWAN Module ==
13 13  
13 +== 1.1  Overview ==
14 14  
15 -(% 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.
16 16  
17 -(% 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 +)))
18 18  
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 +(((
19 19  Each LA66 module includes a (% style="color:blue" %)**world-unique OTAA key**(%%) for LoRaWAN registration.
37 +)))
38 +)))
20 20  
40 +(((
41 +(((
21 21  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 +)))
22 22  
46 +(((
47 +(((
23 23  LA66 is equipped with (% style="color:blue" %)**TCXO crystal**(%%) which ensures the module can achieve stable performance in extreme temperatures.
49 +)))
50 +)))
24 24  
25 25  
53 +
26 26  == 1.2  Features ==
27 27  
28 -* Support LoRaWAN v1.0.4 protocol
56 +
57 +* Arduino Shield base on LA66 LoRaWAN module
58 +* Support LoRaWAN v1.0.3 protocol
29 29  * Support peer-to-peer protocol
30 30  * TCXO crystal to ensure RF performance on low temperature
31 -* SMD Antenna pad and i-pex antenna connector
61 +* SMA connector
32 32  * Available in different frequency LoRaWAN frequency bands.
33 33  * World-wide unique OTAA keys.
34 34  * AT Command via UART-TTL interface
... ... @@ -37,8 +37,11 @@
37 37  
38 38  
39 39  
70 +
71 +
40 40  == 1.3  Specification ==
41 41  
74 +
42 42  * CPU: 32-bit 48 MHz
43 43  * Flash: 256KB
44 44  * RAM: 64KB
... ... @@ -59,117 +59,132 @@
59 59  
60 60  
61 61  
62 -== 1.4  AT Command ==
95 +== 1.4  Pin Mapping & LED ==
63 63  
64 -AT Command is valid over Main TXD and Main RXD. Serial Baud Rate is 9600. AT commands can be found in AT Command documents.
65 65  
98 +[[image:image-20220817085048-1.png]]
66 66  
67 -== 1.5  Dimension ==
68 68  
69 -[[image:image-20220517072526-1.png]]
101 +~1. The LED lights up red when there is an upstream data packet
102 +2. When the network is successfully connected, the green light will be on for 5 seconds
103 +3. Purple light on when receiving downlink data packets
70 70  
71 71  
72 72  
73 -== 1.6  Pin Mapping ==
107 +== 1.5  Example: Use AT Command to communicate with LA66 module via Arduino UNO. ==
74 74  
75 75  
76 -[[image:image-20220523101537-1.png]]
110 +**Show connection diagram：**
77 77  
78 78  
113 +[[image:image-20220723170210-2.png||height="908" width="681"]]
79 79  
80 -== 1.7  Land Pattern ==
81 81  
82 -[[image:image-20220517072821-2.png]]
83 83  
117 +(% style="color:blue" %)**1.  open Arduino IDE**
84 84  
85 85  
86 -= 2.  LA66 LoRaWAN Shield =
120 +[[image:image-20220723170545-4.png]]
87 87  
88 88  
89 -== 2.1  Overview ==
90 90  
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.
124 +(% style="color:blue" %)**2.  Open project**
92 92  
93 93  
94 -== 2.2  Features ==
127 +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]]
95 95  
96 -* Arduino Shield base on LA66 LoRaWAN module
97 -* Support LoRaWAN v1.0.4 protocol
98 -* Support peer-to-peer protocol
99 -* TCXO crystal to ensure RF performance on low temperature
100 -* SMA connector
101 -* Available in different frequency LoRaWAN frequency bands.
102 -* World-wide unique OTAA keys.
103 -* AT Command via UART-TTL interface
104 -* Firmware upgradable via UART interface
105 -* Ultra-long RF range
129 +[[image:image-20220726135239-1.png]]
106 106  
107 107  
132 +(% 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**
108 108  
109 -== 2.3  Specification ==
134 +[[image:image-20220726135356-2.png]]
110 110  
111 -* CPU: 32-bit 48 MHz
112 -* Flash: 256KB
113 -* RAM: 64KB
114 -* Input Power Range: 1.8v ~~ 3.7v
115 -* Power Consumption: < 4uA.
116 -* Frequency Range: 150 MHz ~~ 960 MHz
117 -* Maximum Power +22 dBm constant RF output
118 -* High sensitivity: -148 dBm
119 -* Temperature:
120 -** Storage: -55 ~~ +125℃
121 -** Operating: -40 ~~ +85℃
122 -* Humidity:
123 -** Storage: 5 ~~ 95% (Non-Condensing)
124 -** Operating: 10 ~~ 95% (Non-Condensing)
125 -* LoRa Tx Current: <90 mA at +17 dBm, 108 mA at +22 dBm
126 -* LoRa Rx current: <9 mA
127 -* I/O Voltage: 3.3v
128 128  
137 +(% style="color:blue" %)**4.  After the upload is successful, open the serial port monitoring and send the AT command**
129 129  
130 130  
131 -== 2.4  Pin Mapping & LED ==
140 +[[image:image-20220723172235-7.png||height="480" width="1027"]]
132 132  
133 133  
134 134  
135 -== 2.5  Example: Use AT Command to communicate with LA66 module via Arduino UNO. ==
144 +== 1.6  Example: Join TTN network and send an uplink message, get downlink message. ==
136 136  
137 137  
147 +(% style="color:blue" %)**1.  Open project**
138 138  
139 -== 2.6  Example: Join TTN network and send an uplink message, get downlink message. ==
140 140  
150 +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]]
141 141  
142 142  
143 -== 2.7  Example: Log Temperature Sensor(DHT11) and send data to TTN, show it in DataCake. ==
153 +[[image:image-20220723172502-8.png]]
144 144  
145 145  
146 146  
147 -== 2.8  Upgrade Firmware of LA66 LoRaWAN Shield ==
157 +(% 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**
148 148  
149 149  
150 -=== 2.8.1  Items needed for update ===
160 +[[image:image-20220723172938-9.png||height="652" width="1050"]]
151 151  
152 -1. LA66 LoRaWAN Shield
153 -1. Arduino
154 -1. USB TO TTL Adapter
155 155  
156 156  
164 +== 1.7  Example: Log Temperature Sensor(DHT11) and send data to TTN, show it in Node-RED. ==
157 157  
158 158  
167 +(% style="color:blue" %)**1.  Open project**
168 +
169 +
170 +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]]
171 +
172 +
173 +[[image:image-20220723173341-10.png||height="581" width="1014"]]
174 +
175 +
176 +
177 +(% 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**
178 +
179 +
180 +[[image:image-20220723173950-11.png||height="665" width="1012"]]
181 +
182 +
183 +
184 +(% style="color:blue" %)**3.  Integration into Node-red via TTNV3**
185 +
186 +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/]]
187 +
188 +[[image:image-20220723175700-12.png||height="602" width="995"]]
189 +
190 +
191 +
192 +== 1.8  Upgrade Firmware of LA66 LoRaWAN Shield ==
193 +
194 +
195 +=== 1.8.1  Items needed for update ===
196 +
197 +
198 +1. LA66 LoRaWAN Shield
199 +1. Arduino
200 +1. USB TO TTL Adapter
201 +
159 159  [[image:image-20220602100052-2.png||height="385" width="600"]]
160 160  
161 161  
162 -=== 2.8.2  Connection ===
163 163  
206 +=== 1.8.2  Connection ===
164 164  
208 +
165 165  [[image:image-20220602101311-3.png||height="276" width="600"]]
166 166  
167 167  
212 +(((
168 168  (% style="color:blue" %)**LA66 LoRaWAN Shield**(%%)  **<->** (% style="color:blue" %)**USB TTL**
214 +)))
169 169  
216 +(((
170 170  (% style="background-color:yellow" %)**GND  <-> GND
171 171  TXD  <->  TXD
172 172  RXD  <->  RXD**
220 +)))
173 173  
174 174  
175 175  Put a jumper cap on JP6 of LA66 LoRaWAN Shield. ( the jumper is to power on LA66 module)
... ... @@ -180,27 +180,32 @@
180 180  [[image:image-20220602102240-4.png||height="304" width="600"]]
181 181  
182 182  
183 -=== 2.8.3  Upgrade steps ===
184 184  
232 +=== 1.8.3  Upgrade steps ===
185 185  
186 -==== 1.  Switch SW1 to put in ISP position ====
187 187  
188 188  
236 +==== (% style="color:blue" %)1.  Switch SW1 to put in ISP position(%%) ====
237 +
238 +
189 189  [[image:image-20220602102824-5.png||height="306" width="600"]]
190 190  
191 191  
192 192  
193 -==== 2.  Press the RST switch once ====
243 +==== (% style="color:blue" %)2.  Press the RST switch once(%%) ====
194 194  
195 195  
196 -[[image:image-20220602104701-12.png||height="285" width="600"]]
246 +[[image:image-20220817085447-1.png]]
197 197  
198 198  
199 199  
200 -==== 3.  Open the Upgrade tool (Tremo Programmer) in PC and Upgrade ====
201 201  
251 +==== (% style="color:blue" %)3.  Open the Upgrade tool (Tremo Programmer) in PC and Upgrade(%%) ====
202 202  
253 +
254 +(((
203 203  (% 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/]]**
256 +)))
204 204  
205 205  
206 206  [[image:image-20220602103227-6.png]]
... ... @@ -254,190 +254,22 @@
254 254  
255 255  
256 256  
257 -= 3.  LA66 USB LoRaWAN Adapter =
310 += 2.  FAQ =
258 258  
259 259  
260 -== 3.1  Overview ==
313 +== 2.1  How to Compile Source Code for LA66? ==
261 261  
262 -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.
263 263  
316 +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]]
264 264  
265 -== 3.2  Features ==
266 266  
267 -* LoRaWAN USB adapter base on LA66 LoRaWAN module
268 -* Ultra-long RF range
269 -* Support LoRaWAN v1.0.4 protocol
270 -* Support peer-to-peer protocol
271 -* TCXO crystal to ensure RF performance on low temperature
272 -* Spring RF antenna
273 -* Available in different frequency LoRaWAN frequency bands.
274 -* World-wide unique OTAA keys.
275 -* AT Command via UART-TTL interface
276 -* Firmware upgradable via UART interface
277 277  
320 += 3.  Order Info =
278 278  
279 279  
280 -== 3.3  Specification ==
323 +**Part Number:**   (% style="color:blue" %)**LA66-LoRaWAN-Shield-XXX** (%%)
281 281  
282 -* CPU: 32-bit 48 MHz
283 -* Flash: 256KB
284 -* RAM: 64KB
285 -* Input Power Range: 5v
286 -* Frequency Range: 150 MHz ~~ 960 MHz
287 -* Maximum Power +22 dBm constant RF output
288 -* High sensitivity: -148 dBm
289 -* Temperature:
290 -** Storage: -55 ~~ +125℃
291 -** Operating: -40 ~~ +85℃
292 -* Humidity:
293 -** Storage: 5 ~~ 95% (Non-Condensing)
294 -** Operating: 10 ~~ 95% (Non-Condensing)
295 -* LoRa Tx Current: <90 mA at +17 dBm, 108 mA at +22 dBm
296 -* LoRa Rx current: <9 mA
297 297  
298 -
299 -
300 -== 3.4  Pin Mapping & LED ==
301 -
302 -
303 -
304 -== 3.5  Example: Send & Get Messages via LoRaWAN in PC ==
305 -
306 -
307 -Assume user already input the LA66 USB LoRaWAN Adapter OTAA Keys in TTN and there is already TTN network coverage.
308 -
309 -
310 -(% style="color:blue" %)**1. Connect the LA66 USB LoRaWAN adapter to PC**
311 -
312 -
313 -[[image:image-20220602171217-1.png||height="538" width="800"]]
314 -
315 -
316 -Open the serial port tool
317 -
318 -[[image:image-20220602161617-8.png]]
319 -
320 -[[image:image-20220602161718-9.png||height="457" width="800"]]
321 -
322 -
323 -
324 -(% style="color:blue" %)**2. Press the reset switch RST on the LA66 USB LoRaWAN Adapter to reset it.**
325 -
326 -The following picture appears to prove that the LA66 USB LoRaWAN Adapter successfully Join the LoRaWAN network
327 -
328 -
329 -[[image:image-20220602161935-10.png||height="498" width="800"]]
330 -
331 -
332 -
333 -(% style="color:blue" %)**3. See Uplink Command**
334 -
335 -Command format: (% style="color:#4472c4" %)** AT+SENDB=<confirn_status>,<Fport>,<data_len>,<data>**
336 -
337 -example: AT+SENDB=01,02,8,05820802581ea0a5
338 -
339 -[[image:image-20220602162157-11.png||height="497" width="800"]]
340 -
341 -
342 -
343 -(% style="color:blue" %)**4. Check to see if TTN received the message**
344 -
345 -[[image:image-20220602162331-12.png||height="420" width="800"]]
346 -
347 -
348 -
349 -== 3.6  Example: Send PC's CPU/RAM usage to TTN via python ==
350 -
351 -
352 -**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]]
353 -
354 -
355 -(% style="color:red" %)**Preconditions:**
356 -
357 -(% style="color:red" %)**1. LA66 USB LoRaWAN Adapter works fine**
358 -
359 -(% style="color:red" %)**2. LA66 USB LoRaWAN Adapter  is registered with TTN**
360 -
361 -
362 -
363 -(% style="color:blue" %)**Steps for usage:**
364 -
365 -(% style="color:blue" %)**1.**(%%) Press the reset switch RESET on the LA66 USB LoRaWAN Adapter
366 -
367 -(% style="color:blue" %)**2.**(%%) Run the python script in PC and see the TTN
368 -
369 -[[image:image-20220602115852-3.png||height="450" width="1187"]]
370 -
371 -
372 -
373 -== 3.7  Example: Send & Get Messages via LoRaWAN in RPi ==
374 -
375 -
376 -Assume user already input the LA66 USB LoRaWAN Adapter OTAA Keys in TTN and there is already TTN network coverage.
377 -
378 -
379 -(% style="color:blue" %)**1. Connect the LA66 USB LoRaWAN Adapter to the Raspberry Pi**
380 -
381 -[[image:image-20220602171233-2.png||height="538" width="800"]]
382 -
383 -
384 -
385 -(% style="color:blue" %)**2. Install Minicom in RPi.**
386 -
387 -(% id="cke_bm_509388S" style="display:none" %) (%%)Enter the following command in the RPi terminal
388 -
389 - (% style="background-color:yellow" %)**apt update**
390 -
391 - (% style="background-color:yellow" %)**apt install minicom**
392 -
393 -
394 -Use minicom to connect to the RPI's terminal
395 -
396 -[[image:image-20220602153146-3.png||height="439" width="500"]]
397 -
398 -
399 -
400 -(% style="color:blue" %)**3. Press the reset switch RST on the LA66 USB LoRaWAN Adapter.**
401 -
402 -The following picture appears to prove that the LA66 USB LoRaWAN Adapter successfully entered the network.
403 -
404 -
405 -[[image:image-20220602154928-5.png||height="436" width="500"]]
406 -
407 -
408 -
409 -(% style="color:blue" %)**4. Send Uplink message**
410 -
411 -Format: (% style="color:#4472c4" %)**AT+SENDB=<confirn_status>,<Fport>,<data_len>,<data>**
412 -
413 -example: AT+SENDB=01,02,8,05820802581ea0a5
414 -
415 -
416 -[[image:image-20220602160339-6.png||height="517" width="600"]]
417 -
418 -
419 -
420 -Check to see if TTN received the message
421 -
422 -[[image:image-20220602160627-7.png||height="369" width="800"]]
423 -
424 -
425 -
426 -== 3.8  Example: LA66 USB Module got a message from LA66 LoRa Shield and send the sensor data to NodeRed. ==
427 -
428 -
429 -
430 -== 3.9  Upgrade Firmware of LA66 USB LoRaWAN Adapter ==
431 -
432 -
433 -
434 -
435 -= 4.  Order Info =
436 -
437 -
438 -**Part Number:**  (% style="color:blue" %)**LA66-XXX**(%%), (% style="color:blue" %)**LA66-LoRaWAN-Shield-XXX** (%%) **or**  (% style="color:blue" %)**LA66-USB-LoRaWAN-Adapter-XXX**
439 -
440 -
441 441  (% style="color:blue" %)**XXX**(%%): The default frequency band
442 442  
443 443  * (% style="color:red" %)**AS923**(%%):  LoRaWAN AS923 band
... ... @@ -452,8 +452,11 @@
452 452  
453 453  
454 454  
455 -= 5.  Reference =
456 456  
457 -* Hardware Design File for LA66 LoRaWAN Shield, LA66 USB LoRaWAN Adapter : [[Download>>https://www.dropbox.com/sh/a3wbmdcvqjxaqw5/AADZfvAiykJTK624RgMquH86a?dl=0]]
341 += 4.  Reference =
458 458  
343 +
344 +* Hardware Design File for LA66 LoRaWAN Shield : [[Download>>https://www.dropbox.com/sh/a3wbmdcvqjxaqw5/AADZfvAiykJTK624RgMquH86a?dl=0]]
345 +
346 +
459 459  
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