Last modified by Xiaoling on 2023/05/26 14:19
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From version < 87.13 >
edited by Xiaoling
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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
... ... @@ -36,8 +36,10 @@
36 36  * Ultra-long RF range
37 37  
38 38  
69 +
39 39  == 1.3  Specification ==
40 40  
72 +
41 41  * CPU: 32-bit 48 MHz
42 42  * Flash: 256KB
43 43  * RAM: 64KB
... ... @@ -57,94 +57,109 @@
57 57  * I/O Voltage: 3.3v
58 58  
59 59  
60 -== 1.4  AT Command ==
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.
93 +== 1.4  Pin Mapping & LED ==
63 63  
64 64  
65 -== 1.5  Dimension ==
96 +[[image:image-20220814101457-1.png||height="553" width="761"]]
66 66  
67 -[[image:image-20220517072526-1.png]]
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
68 68  
69 69  
70 70  
71 -== 1.6  Pin Mapping ==
104 +== 1.5  Example: Use AT Command to communicate with LA66 module via Arduino UNO. ==
72 72  
73 73  
74 -[[image:image-20220523101537-1.png]]
107 +**Show connection diagram：**
75 75  
76 76  
110 +[[image:image-20220723170210-2.png||height="908" width="681"]]
77 77  
78 -== 1.7  Land Pattern ==
79 79  
80 -[[image:image-20220517072821-2.png]]
81 81  
114 +(% style="color:blue" %)**1.  open Arduino IDE**
82 82  
83 83  
84 -= 2.  LA66 LoRaWAN Shield =
117 +[[image:image-20220723170545-4.png]]
85 85  
86 86  
87 -== 2.1  Overview ==
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.
121 +(% style="color:blue" %)**2.  Open project**
90 90  
91 91  
92 -== 2.2  Features ==
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]]
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
126 +[[image:image-20220726135239-1.png]]
104 104  
105 105  
106 -== 2.3  Specification ==
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**
107 107  
108 -* CPU: 32-bit 48 MHz
109 -* Flash: 256KB
110 -* RAM: 64KB
111 -* Input Power Range: 1.8v ~~ 3.7v
112 -* Power Consumption: < 4uA.
113 -* Frequency Range: 150 MHz ~~ 960 MHz
114 -* Maximum Power +22 dBm constant RF output
115 -* High sensitivity: -148 dBm
116 -* Temperature:
117 -** Storage: -55 ~~ +125℃
118 -** Operating: -40 ~~ +85℃
119 -* Humidity:
120 -** Storage: 5 ~~ 95% (Non-Condensing)
121 -** Operating: 10 ~~ 95% (Non-Condensing)
122 -* LoRa Tx Current: <90 mA at +17 dBm, 108 mA at +22 dBm
123 -* LoRa Rx current: <9 mA
124 -* I/O Voltage: 3.3v
131 +[[image:image-20220726135356-2.png]]
125 125  
126 126  
127 -== 2.4  Pin Mapping & LED ==
134 +(% style="color:blue" %)**4.  After the upload is successful, open the serial port monitoring and send the AT command**
128 128  
129 129  
137 +[[image:image-20220723172235-7.png||height="480" width="1027"]]
130 130  
131 -== 2.5  Example: Use AT Command to communicate with LA66 module via Arduino UNO. ==
132 132  
133 133  
141 +== 1.6  Example: Join TTN network and send an uplink message, get downlink message. ==
134 134  
135 -== 2.6  Example: Join TTN network and send an uplink message, get downlink message. ==
136 136  
144 +(% style="color:blue" %)**1.  Open project**
137 137  
138 138  
139 -== 2.7  Example: Log Temperature Sensor(DHT11) and send data to TTN, show it in DataCake. ==
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]]
140 140  
141 141  
150 +[[image:image-20220723172502-8.png]]
142 142  
143 -== 2.8  Upgrade Firmware of LA66 LoRaWAN Shield ==
144 144  
145 145  
146 -=== 2.8.1  Items needed for update ===
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**
147 147  
156 +
157 +[[image:image-20220723172938-9.png||height="652" width="1050"]]
158 +
159 +
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 +
148 148  1. LA66 LoRaWAN Shield
149 149  1. Arduino
150 150  1. USB TO TTL Adapter
... ... @@ -152,17 +152,22 @@
152 152  [[image:image-20220602100052-2.png||height="385" width="600"]]
153 153  
154 154  
155 -=== 2.8.2  Connection ===
156 156  
203 +=== 1.8.2  Connection ===
157 157  
205 +
158 158  [[image:image-20220602101311-3.png||height="276" width="600"]]
159 159  
160 160  
209 +(((
161 161  (% style="color:blue" %)**LA66 LoRaWAN Shield**(%%)  **<->** (% style="color:blue" %)**USB TTL**
211 +)))
162 162  
213 +(((
163 163  (% style="background-color:yellow" %)**GND  <-> GND
164 164  TXD  <->  TXD
165 165  RXD  <->  RXD**
217 +)))
166 166  
167 167  
168 168  Put a jumper cap on JP6 of LA66 LoRaWAN Shield. ( the jumper is to power on LA66 module)
... ... @@ -173,17 +173,19 @@
173 173  [[image:image-20220602102240-4.png||height="304" width="600"]]
174 174  
175 175  
176 -=== 2.8.3  Upgrade steps ===
177 177  
229 +=== 1.8.3  Upgrade steps ===
178 178  
179 -==== 1.  Switch SW1 to put in ISP position ====
180 180  
181 181  
233 +==== (% style="color:blue" %)1.  Switch SW1 to put in ISP position(%%) ====
234 +
235 +
182 182  [[image:image-20220602102824-5.png||height="306" width="600"]]
183 183  
184 184  
185 185  
186 -==== 2.  Press the RST switch once ====
240 +==== (% style="color:blue" %)2.  Press the RST switch once(%%) ====
187 187  
188 188  
189 189  [[image:image-20220602104701-12.png||height="285" width="600"]]
... ... @@ -190,10 +190,12 @@
190 190  
191 191  
192 192  
193 -==== 3.  Open the Upgrade tool (Tremo Programmer) in PC and Upgrade ====
247 +==== (% style="color:blue" %)3.  Open the Upgrade tool (Tremo Programmer) in PC and Upgrade(%%) ====
194 194  
195 195  
250 +(((
196 196  (% 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/]]**
252 +)))
197 197  
198 198  
199 199  [[image:image-20220602103227-6.png]]
... ... @@ -247,188 +247,22 @@
247 247  
248 248  
249 249  
250 -= 3.  LA66 USB LoRaWAN Adapter =
306 += 2.  FAQ =
251 251  
252 252  
253 -== 3.1  Overview ==
309 +== 2.1  How to Compile Source Code for LA66? ==
254 254  
255 -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.
256 256  
312 +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]]
257 257  
258 -== 3.2  Features ==
259 259  
260 -* LoRaWAN USB adapter base on LA66 LoRaWAN module
261 -* Ultra-long RF range
262 -* Support LoRaWAN v1.0.4 protocol
263 -* Support peer-to-peer protocol
264 -* TCXO crystal to ensure RF performance on low temperature
265 -* Spring RF antenna
266 -* Available in different frequency LoRaWAN frequency bands.
267 -* World-wide unique OTAA keys.
268 -* AT Command via UART-TTL interface
269 -* Firmware upgradable via UART interface
270 270  
316 += 3.  Order Info =
271 271  
272 -== 3.3  Specification ==
273 273  
274 -* CPU: 32-bit 48 MHz
275 -* Flash: 256KB
276 -* RAM: 64KB
277 -* Input Power Range: 5v
278 -* Frequency Range: 150 MHz ~~ 960 MHz
279 -* Maximum Power +22 dBm constant RF output
280 -* High sensitivity: -148 dBm
281 -* Temperature:
282 -** Storage: -55 ~~ +125℃
283 -** Operating: -40 ~~ +85℃
284 -* Humidity:
285 -** Storage: 5 ~~ 95% (Non-Condensing)
286 -** Operating: 10 ~~ 95% (Non-Condensing)
287 -* LoRa Tx Current: <90 mA at +17 dBm, 108 mA at +22 dBm
288 -* LoRa Rx current: <9 mA
319 +**Part Number:**   (% style="color:blue" %)**LA66-LoRaWAN-Shield-XXX** (%%)
289 289  
290 290  
291 -== 3.4  Pin Mapping & LED ==
292 -
293 -
294 -
295 -== 3.5  Example: Send & Get Messages via LoRaWAN in PC ==
296 -
297 -
298 -Assume user already input the LA66 USB LoRaWAN Adapter OTAA Keys in TTN and there is already TTN network coverage.
299 -
300 -
301 -(% style="color:blue" %)**1. Connect the LA66 USB LoRaWAN adapter to PC**
302 -
303 -
304 -[[image:image-20220602171217-1.png||height="538" width="800"]]
305 -
306 -
307 -Open the serial port tool
308 -
309 -[[image:image-20220602161617-8.png]]
310 -
311 -[[image:image-20220602161718-9.png||height="457" width="800"]]
312 -
313 -
314 -
315 -(% style="color:blue" %)**2. Press the reset switch RST on the LA66 USB LoRaWAN Adapter to reset it.**
316 -
317 -The following picture appears to prove that the LA66 USB LoRaWAN Adapter successfully Join the LoRaWAN network
318 -
319 -
320 -[[image:image-20220602161935-10.png||height="498" width="800"]]
321 -
322 -
323 -
324 -(% style="color:blue" %)**3. See Uplink Command**
325 -
326 -Command format: (% style="color:#4472c4" %)** AT+SENDB=<confirn_status>,<Fport>,<data_len>,<data>**
327 -
328 -example: AT+SENDB=01,02,8,05820802581ea0a5
329 -
330 -[[image:image-20220602162157-11.png||height="497" width="800"]]
331 -
332 -
333 -
334 -(% style="color:blue" %)**4. Check to see if TTN received the message**
335 -
336 -[[image:image-20220602162331-12.png||height="420" width="800"]]
337 -
338 -
339 -
340 -== 3.6  Example: Send PC's CPU/RAM usage to TTN via python ==
341 -
342 -
343 -**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]]
344 -
345 -
346 -(% style="color:red" %)**Preconditions:**
347 -
348 -(% style="color:red" %)**1. LA66 USB LoRaWAN Adapter works fine**
349 -
350 -(% style="color:red" %)**2. LA66 USB LoRaWAN Adapter  is registered with TTN**
351 -
352 -
353 -
354 -(% style="color:blue" %)**Steps for usage:**
355 -
356 -(% style="color:blue" %)**1.**(%%) Press the reset switch RESET on the LA66 USB LoRaWAN Adapter
357 -
358 -(% style="color:blue" %)**2.**(%%) Run the python script in PC and see the TTN
359 -
360 -[[image:image-20220602115852-3.png||height="450" width="1187"]]
361 -
362 -
363 -
364 -== 3.7  Example: Send & Get Messages via LoRaWAN in RPi ==
365 -
366 -
367 -Assume user already input the LA66 USB LoRaWAN Adapter OTAA Keys in TTN and there is already TTN network coverage.
368 -
369 -
370 -(% style="color:blue" %)**1. Connect the LA66 USB LoRaWAN Adapter to the Raspberry Pi**
371 -
372 -[[image:image-20220602171233-2.png||height="538" width="800"]]
373 -
374 -
375 -
376 -(% style="color:blue" %)**2. Install Minicom in RPi.**
377 -
378 -(% id="cke_bm_509388S" style="display:none" %) (%%)Enter the following command in the RPi terminal
379 -
380 - (% style="background-color:yellow" %)**apt update**
381 -
382 - (% style="background-color:yellow" %)**apt install minicom**
383 -
384 -
385 -Use minicom to connect to the RPI's terminal
386 -
387 -[[image:image-20220602153146-3.png||height="439" width="500"]]
388 -
389 -
390 -
391 -(% style="color:blue" %)**3. Press the reset switch RST on the LA66 USB LoRaWAN Adapter.**
392 -
393 -The following picture appears to prove that the LA66 USB LoRaWAN Adapter successfully entered the network.
394 -
395 -
396 -[[image:image-20220602154928-5.png||height="436" width="500"]]
397 -
398 -
399 -
400 -(% style="color:blue" %)**4. Send Uplink message**
401 -
402 -Format: (% style="color:#4472c4" %)**AT+SENDB=<confirn_status>,<Fport>,<data_len>,<data>**
403 -
404 -example: AT+SENDB=01,02,8,05820802581ea0a5
405 -
406 -
407 -[[image:image-20220602160339-6.png||height="517" width="600"]]
408 -
409 -
410 -
411 -Check to see if TTN received the message
412 -
413 -[[image:image-20220602160627-7.png||height="369" width="800"]]
414 -
415 -
416 -
417 -== 3.8  Example: LA66 USB Module got a message from LA66 LoRa Shield and send the sensor data to NodeRed. ==
418 -
419 -
420 -
421 -== 3.9  Upgrade Firmware of LA66 USB LoRaWAN Adapter ==
422 -
423 -
424 -
425 -
426 -= 4.  Order Info =
427 -
428 -
429 -**Part Number:**  (% style="color:blue" %)**LA66-XXX**(%%), (% style="color:blue" %)**LA66-LoRaWAN-Shield-XXX** (%%) **or**  (% style="color:blue" %)**LA66-USB-LoRaWAN-Adapter-XXX**
430 -
431 -
432 432  (% style="color:blue" %)**XXX**(%%): The default frequency band
433 433  
434 434  * (% style="color:red" %)**AS923**(%%):  LoRaWAN AS923 band
... ... @@ -443,8 +443,7 @@
443 443  
444 444  
445 445  
446 -= 5.  Reference =
336 += 4.  Reference =
447 447  
448 -* Hardware Design File for LA66 LoRaWAN Shield, LA66 USB LoRaWAN Adapter : [[Download>>https://www.dropbox.com/sh/a3wbmdcvqjxaqw5/AADZfvAiykJTK624RgMquH86a?dl=0]]
449 449  
450 -
339 +* Hardware Design File for LA66 LoRaWAN Shield : [[Download>>https://www.dropbox.com/sh/a3wbmdcvqjxaqw5/AADZfvAiykJTK624RgMquH86a?dl=0]]
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