Last modified by Xiaoling on 2023/05/26 14:19
<
From version < 67.1 >
edited by Edwin Chen
on 2022/07/02 23:33
To version < 106.1 >
edited by Herong Lu
on 2022/07/23 10:49
>
Change comment: There is no comment for this version

Summary

Details

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Author
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1 -XWiki.Edwin
1 +XWiki.Lu
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1 -{{box cssClass="floatinginfobox" title="**Contents**"}}
1 +
2 +
3 +**Table of Contents:**
4 +
2 2  {{toc/}}
3 -{{/box}}
4 4  
5 -= LA66 LoRaWAN Module =
6 6  
7 -== What is LA66 LoRaWAN Module ==
8 8  
9 += 1.  LA66 LoRaWAN Module =
10 +
11 +
12 +== 1.1  What is LA66 LoRaWAN Module ==
13 +
14 +
15 +(((
16 +(((
17 +[[image:image-20220719093358-2.png||height="145" width="220"]](% style="color:blue" %)** **
18 +)))
19 +
20 +(((
21 +
22 +)))
23 +
24 +(((
9 9  (% 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 +)))
10 10  
11 -(% 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 +)))
12 12  
35 +(((
36 +(((
13 13  Each LA66 module includes a (% style="color:blue" %)**world-unique OTAA key**(%%) for LoRaWAN registration.
38 +)))
14 14  
40 +(((
15 15  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 +)))
16 16  
45 +(((
46 +(((
17 17  LA66 is equipped with (% style="color:blue" %)**TCXO crystal**(%%) which ensures the module can achieve stable performance in extreme temperatures.
48 +)))
49 +)))
18 18  
19 19  
20 -== Features ==
21 21  
53 +== 1.2  Features ==
22 22  
55 +* Support LoRaWAN v1.0.4 protocol
56 +* Support peer-to-peer protocol
57 +* TCXO crystal to ensure RF performance on low temperature
58 +* SMD Antenna pad and i-pex antenna connector
59 +* Available in different frequency LoRaWAN frequency bands.
60 +* World-wide unique OTAA keys.
61 +* AT Command via UART-TTL interface
62 +* Firmware upgradable via UART interface
63 +* Ultra-long RF range
23 23  
24 -== Specification ==
25 25  
66 +== 1.3  Specification ==
67 +
68 +* CPU: 32-bit 48 MHz
69 +* Flash: 256KB
70 +* RAM: 64KB
26 26  * Input Power Range: 1.8v ~~ 3.7v
27 27  * Power Consumption: < 4uA.
28 28  * Frequency Range: 150 MHz ~~ 960 MHz
... ... @@ -38,220 +38,479 @@
38 38  * LoRa Rx current: <9 mA
39 39  * I/O Voltage: 3.3v
40 40  
41 -== AT Command ==
42 42  
87 +== 1.4  AT Command ==
88 +
89 +
43 43  AT Command is valid over Main TXD and Main RXD. Serial Baud Rate is 9600. AT commands can be found in AT Command documents.
44 44  
45 45  
46 -== Dimension ==
47 47  
48 -[[image:image-20220517072526-1.png]]
94 +== 1.5  Dimension ==
49 49  
96 +[[image:image-20220718094750-3.png]]
50 50  
51 -== Pin Mapping ==
52 52  
53 -[[image:image-20220523101537-1.png]]
54 54  
55 -== Land Pattern ==
100 +== 1.6  Pin Mapping ==
56 56  
102 +[[image:image-20220720111850-1.png]]
103 +
104 +
105 +
106 +== 1.7  Land Pattern ==
107 +
57 57  [[image:image-20220517072821-2.png]]
58 58  
59 59  
60 -== Part Number ==
61 61  
62 -Part Number: **LA66-XXX**
112 += 2.  LA66 LoRaWAN Shield =
63 63  
64 -**XX**: The default frequency band
65 65  
66 -* **AS923**: LoRaWAN AS923 band
67 -* **AU915**: LoRaWAN AU915 band
68 -* **EU433**: LoRaWAN EU433 band
69 -* **EU868**: LoRaWAN EU868 band
70 -* **KR920**: LoRaWAN KR920 band
71 -* **US915**: LoRaWAN US915 band
72 -* **IN865**: LoRaWAN IN865 band
73 -* **CN470**: LoRaWAN CN470 band
115 +== 2.1  Overview ==
74 74  
75 -= LA66 LoRaWAN Shield =
76 76  
77 -LA66 LoRaWAN Shield is the Arduino Breakout PCB to fast test the features of LA66 module and turn Arduino to support LoRaWAN.
118 +(((
119 +[[image:image-20220715000826-2.png||height="145" width="220"]]
120 +)))
78 78  
79 -== Pin Mapping & LED ==
122 +(((
123 +
124 +)))
80 80  
81 -== Example: Use AT Command to communicate with LA66 module via Arduino UNO. ==
126 +(((
127 +(% 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.
128 +)))
82 82  
83 -== Example: Join TTN network and send an uplink message, get downlink message. ==
130 +(((
131 +(((
132 +(% 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.
133 +)))
134 +)))
84 84  
85 -== Example: Log Temperature Sensor(DHT11) and send data to TTN, show it in DataCake. ==
136 +(((
137 +(((
138 +Each LA66 module includes a (% style="color:blue" %)**world-unique OTAA key**(%%) for LoRaWAN registration.
139 +)))
140 +)))
86 86  
87 -== Upgrade Firmware of LA66 LoRaWAN Shield ==
142 +(((
143 +(((
144 +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.
145 +)))
146 +)))
88 88  
89 -=== what needs to be used ===
148 +(((
149 +(((
150 +LA66 is equipped with (% style="color:blue" %)**TCXO crystal**(%%) which ensures the module can achieve stable performance in extreme temperatures.
151 +)))
152 +)))
90 90  
91 -1.LA66 LoRaWAN Shield that needs to be upgraded
92 92  
93 -2.Arduino
94 94  
95 -3.USB TO TTL
156 +== 2.2  Features ==
96 96  
97 -[[image:image-20220602100052-2.png]]
158 +* Arduino Shield base on LA66 LoRaWAN module
159 +* Support LoRaWAN v1.0.4 protocol
160 +* Support peer-to-peer protocol
161 +* TCXO crystal to ensure RF performance on low temperature
162 +* SMA connector
163 +* Available in different frequency LoRaWAN frequency bands.
164 +* World-wide unique OTAA keys.
165 +* AT Command via UART-TTL interface
166 +* Firmware upgradable via UART interface
167 +* Ultra-long RF range
98 98  
99 -=== Wiring Schematic ===
100 100  
101 -[[image:image-20220602101311-3.png]]
170 +== 2.3  Specification ==
102 102  
103 -LA66 LoRaWAN Shield  >>>>>>>>>>>>USB TTL
172 +* CPU: 32-bit 48 MHz
173 +* Flash: 256KB
174 +* RAM: 64KB
175 +* Input Power Range: 1.8v ~~ 3.7v
176 +* Power Consumption: < 4uA.
177 +* Frequency Range: 150 MHz ~~ 960 MHz
178 +* Maximum Power +22 dBm constant RF output
179 +* High sensitivity: -148 dBm
180 +* Temperature:
181 +** Storage: -55 ~~ +125℃
182 +** Operating: -40 ~~ +85℃
183 +* Humidity:
184 +** Storage: 5 ~~ 95% (Non-Condensing)
185 +** Operating: 10 ~~ 95% (Non-Condensing)
186 +* LoRa Tx Current: <90 mA at +17 dBm, 108 mA at +22 dBm
187 +* LoRa Rx current: <9 mA
188 +* I/O Voltage: 3.3v
104 104  
105 -GND  >>>>>>>>>>>>GND
106 106  
107 -TXD  >>>>>>>>>>>>TXD
191 +== 2.4  Pin Mapping & LED ==
108 108  
109 -RXD  >>>>>>>>>>>>RXD
110 110  
111 -JP6 of LA66 LoRaWAN Shield needs to be connected with yellow jumper cap
112 112  
113 -Connect to the PC after connecting the wires
195 +== 2.5  Example: Use AT Command to communicate with LA66 module via Arduino UNO. ==
114 114  
115 -[[image:image-20220602102240-4.png]]
116 116  
117 -=== Upgrade steps ===
118 118  
119 -==== Dial the SW1 of the LA66 LoRaWAN Shield to the ISP's location as shown in the figure below ====
199 +== 2.6  Example: Join TTN network and send an uplink message, get downlink message. ==
120 120  
121 -[[image:image-20220602102824-5.png]]
122 122  
123 -==== Press the RST switch on the LA66 LoRaWAN Shield once ====
124 124  
125 -[[image:image-20220602104701-12.png]]
203 +== 2.7  Example: Log Temperature Sensor(DHT11) and send data to TTN, show it in DataCake. ==
126 126  
127 -==== Open the upgrade application software ====
128 128  
129 -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/]]
130 130  
207 +== 2.8  Upgrade Firmware of LA66 LoRaWAN Shield ==
208 +
209 +
210 +=== 2.8.1  Items needed for update ===
211 +
212 +1. LA66 LoRaWAN Shield
213 +1. Arduino
214 +1. USB TO TTL Adapter
215 +
216 +[[image:image-20220602100052-2.png||height="385" width="600"]]
217 +
218 +
219 +=== 2.8.2  Connection ===
220 +
221 +
222 +[[image:image-20220602101311-3.png||height="276" width="600"]]
223 +
224 +
225 +(((
226 +(% style="color:blue" %)**LA66 LoRaWAN Shield**(%%)  **<->** (% style="color:blue" %)**USB TTL**
227 +)))
228 +
229 +(((
230 +(% style="background-color:yellow" %)**GND  <-> GND
231 +TXD  <->  TXD
232 +RXD  <->  RXD**
233 +)))
234 +
235 +
236 +Put a jumper cap on JP6 of LA66 LoRaWAN Shield. ( the jumper is to power on LA66 module)
237 +
238 +Connect USB TTL Adapter to PC after connecting the wires
239 +
240 +
241 +[[image:image-20220602102240-4.png||height="304" width="600"]]
242 +
243 +
244 +=== 2.8.3  Upgrade steps ===
245 +
246 +
247 +==== 1.  Switch SW1 to put in ISP position ====
248 +
249 +
250 +[[image:image-20220602102824-5.png||height="306" width="600"]]
251 +
252 +
253 +
254 +==== 2.  Press the RST switch once ====
255 +
256 +
257 +[[image:image-20220602104701-12.png||height="285" width="600"]]
258 +
259 +
260 +
261 +==== 3.  Open the Upgrade tool (Tremo Programmer) in PC and Upgrade ====
262 +
263 +
264 +(((
265 +(% 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/]]**
266 +)))
267 +
268 +
131 131  [[image:image-20220602103227-6.png]]
132 132  
271 +
133 133  [[image:image-20220602103357-7.png]]
134 134  
135 -===== Select the COM port corresponding to USB TTL =====
136 136  
275 +
276 +(% class="wikigeneratedid" id="HSelecttheCOMportcorrespondingtoUSBTTL" %)
277 +(% style="color:blue" %)**2. Select the COM port corresponding to USB TTL**
278 +
279 +
137 137  [[image:image-20220602103844-8.png]]
138 138  
139 -===== Select the bin file to burn =====
140 140  
283 +
284 +(% class="wikigeneratedid" id="HSelectthebinfiletoburn" %)
285 +(% style="color:blue" %)**3. Select the bin file to burn**
286 +
287 +
141 141  [[image:image-20220602104144-9.png]]
142 142  
290 +
143 143  [[image:image-20220602104251-10.png]]
144 144  
293 +
145 145  [[image:image-20220602104402-11.png]]
146 146  
147 -===== Click to start the download =====
148 148  
297 +
298 +(% class="wikigeneratedid" id="HClicktostartthedownload" %)
299 +(% style="color:blue" %)**4. Click to start the download**
300 +
149 149  [[image:image-20220602104923-13.png]]
150 150  
151 -===== The following figure appears to prove that the burning is in progress =====
152 152  
304 +
305 +(% class="wikigeneratedid" id="HThefollowingfigureappearstoprovethattheburningisinprogress" %)
306 +(% style="color:blue" %)**5. Check update process**
307 +
308 +
153 153  [[image:image-20220602104948-14.png]]
154 154  
155 -===== The following picture appears to prove that the burning is successful =====
156 156  
312 +
313 +(% class="wikigeneratedid" id="HThefollowingpictureappearstoprovethattheburningissuccessful" %)
314 +(% style="color:blue" %)**The following picture shows that the burning is successful**
315 +
157 157  [[image:image-20220602105251-15.png]]
158 158  
159 -= LA66 USB LoRaWAN Adapter =
160 160  
161 -LA66 USB LoRaWAN Adapter is the USB Adapter for LA66, it combines a USB TTL Chip and LA66 module which can easy to test the LoRaWAN feature by using PC or embedded device which has USB Interface.
162 162  
163 -Before use, please make sure that the computer has installed the CP2102 driver
320 += 3.  LA66 USB LoRaWAN Adapter =
164 164  
165 -== Pin Mapping & LED ==
166 166  
167 -== Example Send & Get Messages via LoRaWAN in PC ==
323 +== 3.1  Overview ==
168 168  
169 -Connect the LA66 LoRa Shield to the PC
170 170  
171 -[[image:image-20220602171217-1.png||height="615" width="915"]]
326 +[[image:image-20220715001142-3.png||height="145" width="220"]]
172 172  
328 +
329 +(((
330 +(% 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.
331 +)))
332 +
333 +(((
334 +(% 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.
335 +)))
336 +
337 +(((
338 +Each LA66 module includes a (% style="color:blue" %)**world-unique OTAA key**(%%) for LoRaWAN registration.
339 +)))
340 +
341 +(((
342 +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.
343 +)))
344 +
345 +(((
346 +LA66 is equipped with (% style="color:blue" %)**TCXO crystal**(%%) which ensures the module can achieve stable performance in extreme temperatures.
347 +)))
348 +
349 +
350 +
351 +== 3.2  Features ==
352 +
353 +* LoRaWAN USB adapter base on LA66 LoRaWAN module
354 +* Ultra-long RF range
355 +* Support LoRaWAN v1.0.4 protocol
356 +* Support peer-to-peer protocol
357 +* TCXO crystal to ensure RF performance on low temperature
358 +* Spring RF antenna
359 +* Available in different frequency LoRaWAN frequency bands.
360 +* World-wide unique OTAA keys.
361 +* AT Command via UART-TTL interface
362 +* Firmware upgradable via UART interface
363 +* Open Source Mobile App for LoRaWAN signal detect and GPS tracking.
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 +== 3.4  Pin Mapping & LED ==
386 +
387 +
388 +
389 +== 3.5  Example: Send & Get Messages via LoRaWAN in PC ==
390 +
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 +
397 +(% style="color:blue" %)**1. Connect the LA66 USB LoRaWAN adapter to PC**
398 +
399 +
400 +[[image:image-20220723100027-1.png]]
401 +
402 +
173 173  Open the serial port tool
174 174  
175 175  [[image:image-20220602161617-8.png]]
176 176  
177 -[[image:image-20220602161718-9.png||height="529" width="927"]]
407 +[[image:image-20220602161718-9.png||height="457" width="800"]]
178 178  
179 -Press the reset switch RST on the LA66 LoRa Shield.
180 180  
181 -The following picture appears to prove that the LA66 LoRa Shield successfully entered the network
182 182  
183 -[[image:image-20220602161935-10.png]]
411 +(% style="color:blue" %)**2. Press the reset switch RST on the LA66 USB LoRaWAN Adapter to reset it.**
184 184  
185 -send instructions: AT+SENDB=<confirn_status>,<Fport>,<data_len>,<data>
413 +The following picture appears to prove that the LA66 USB LoRaWAN Adapter successfully Join the LoRaWAN network
186 186  
415 +
416 +[[image:image-20220602161935-10.png||height="498" width="800"]]
417 +
418 +
419 +
420 +(% style="color:blue" %)**3. See Uplink Command**
421 +
422 +Command format: (% style="color:#4472c4" %)** AT+SENDB=<confirn_status>,<Fport>,<data_len>,<data>**
423 +
187 187  example: AT+SENDB=01,02,8,05820802581ea0a5
188 188  
189 -[[image:image-20220602162157-11.png]]
426 +[[image:image-20220602162157-11.png||height="497" width="800"]]
190 190  
191 -Check to see if TTN received the message
192 192  
193 -[[image:image-20220602162331-12.png||height="547" width="1044"]]
194 194  
195 -== Example Send & Get Messages via LoRaWAN in RPi ==
430 +(% style="color:blue" %)**4. Check to see if TTN received the message**
196 196  
197 -Connect the LA66 LoRa Shield to the RPI
432 +[[image:image-20220602162331-12.png||height="420" width="800"]]
198 198  
199 -[[image:image-20220602171233-2.png||height="592" width="881"]]
200 200  
201 -Log in to the RPI's terminal and connect to the serial port
202 202  
203 -[[image:image-20220602153146-3.png]]
436 +== 3.6  Example: Send PC's CPU/RAM usage to TTN via python ==
204 204  
205 -Press the reset switch RST on the LA66 LoRa Shield.
206 -The following picture appears to prove that the LA66 LoRa Shield successfully entered the network
207 207  
208 -[[image:image-20220602154928-5.png]]
439 +**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]]
209 209  
210 -send instructions: AT+SENDB=<confirn_status>,<Fport>,<data_len>,<data>
441 +(**Raspberry Pi example: **[[https:~~/~~/github.com/dragino/LA66/blob/main/Send_information_to_TTN_Raspberry%20Pi.py>>https://github.com/dragino/LA66/blob/main/Send_information_to_TTN_Raspberry%20Pi.py]])
211 211  
443 +(% style="color:red" %)**Preconditions:**
444 +
445 +(% style="color:red" %)**1. LA66 USB LoRaWAN Adapter works fine**
446 +
447 +(% style="color:red" %)**2. LA66 USB LoRaWAN Adapter  is registered with TTN**
448 +
449 +
450 +
451 +(% style="color:blue" %)**Steps for usage:**
452 +
453 +(% style="color:blue" %)**1.**(%%) Press the reset switch RESET on the LA66 USB LoRaWAN Adapter
454 +
455 +(% style="color:blue" %)**2.**(%%) Run the python script in PC and see the TTN
456 +
457 +[[image:image-20220602115852-3.png||height="450" width="1187"]]
458 +
459 +
460 +
461 +== 3.7  Example: Send & Get Messages via LoRaWAN in RPi ==
462 +
463 +
464 +Assume user already input the LA66 USB LoRaWAN Adapter OTAA Keys in TTN and there is already TTN network coverage.
465 +
466 +
467 +(% style="color:blue" %)**1. Connect the LA66 USB LoRaWAN Adapter to the Raspberry Pi**
468 +
469 +[[image:image-20220723100439-2.png]]
470 +
471 +
472 +
473 +(% style="color:blue" %)**2. Install Minicom in RPi.**
474 +
475 +(% id="cke_bm_509388S" style="display:none" %) (%%)Enter the following command in the RPi terminal
476 +
477 + (% style="background-color:yellow" %)**apt update**
478 +
479 + (% style="background-color:yellow" %)**apt install minicom**
480 +
481 +
482 +Use minicom to connect to the RPI's terminal
483 +
484 +[[image:image-20220602153146-3.png||height="439" width="500"]]
485 +
486 +
487 +
488 +(% style="color:blue" %)**3. Press the reset switch RST on the LA66 USB LoRaWAN Adapter.**
489 +
490 +The following picture appears to prove that the LA66 USB LoRaWAN Adapter successfully entered the network.
491 +
492 +
493 +[[image:image-20220602154928-5.png||height="436" width="500"]]
494 +
495 +
496 +
497 +(% style="color:blue" %)**4. Send Uplink message**
498 +
499 +Format: (% style="color:#4472c4" %)**AT+SENDB=<confirn_status>,<Fport>,<data_len>,<data>**
500 +
212 212  example: AT+SENDB=01,02,8,05820802581ea0a5
213 213  
214 -[[image:image-20220602160339-6.png]]
215 215  
504 +[[image:image-20220602160339-6.png||height="517" width="600"]]
505 +
506 +
507 +
216 216  Check to see if TTN received the message
217 217  
218 -[[image:image-20220602160627-7.png||height="468" width="1013"]]
510 +[[image:image-20220602160627-7.png||height="369" width="800"]]
219 219  
220 -=== Install Minicom ===
221 221  
222 -Enter the following command in the RPI terminal
223 223  
224 -apt update
514 +== 3.8  Example: Use of LA66 USB LoRaWAN Module and DRAGINO-LA66-APP. ==
225 225  
226 -[[image:image-20220602143155-1.png]]
516 +=== 3.8.1 DRAGINO-LA66-APP ===
227 227  
228 -apt install minicom
518 +[[image:image-20220723102027-3.png]]
229 229  
230 -[[image:image-20220602143744-2.png]]
520 +==== Overview： ====
231 231  
232 -=== Send PC's CPU/RAM usage to TTN via script. ===
522 +DRAGINO-LA66-APP is a mobile APP for LA66 USB LoRaWAN Module. DRAGINO-LA66-APP can obtain the positioning information of the mobile phone and send it to the LoRaWAN platform through the LA66 USB LoRaWAN Module.（DRAGINO-LA66-APP currently only supports Android system）
233 233  
234 -==== Take python as an example： ====
524 +==== Conditions of Use： ====
235 235  
236 -===== Preconditions: =====
526 +Requires a type-c to USB adapter
237 237  
238 -1.LA66 USB LoRaWAN Adapter works fine
528 +[[image:image-20220723104754-4.png]]
239 239  
240 -2.LA66 USB LoRaWAN Adapter  is registered with TTN
530 +==== Use of APP: ====
241 241  
242 -===== Steps for usage =====
532 +LA66 USB LoRaWAN Module not connected
243 243  
244 -1.Press the reset switch RESET on the LA66 USB LoRaWAN Adapter
245 245  
246 -2.Run the script and see the TTN
247 247  
248 -[[image:image-20220602115852-3.png]]
536 +== 3.9  Upgrade Firmware of LA66 USB LoRaWAN Adapter ==
249 249  
250 250  
251 251  
252 -== Example: LA66 USB Module got a message from LA66 LoRa Shield and send the sensor data to NodeRed. ==
253 253  
541 += 4.  Order Info =
254 254  
255 -== Upgrade Firmware of LA66 USB LoRaWAN Adapter ==
256 256  
257 -
544 +**Part Number:**  (% style="color:blue" %)**LA66-XXX**(%%), (% style="color:blue" %)**LA66-LoRaWAN-Shield-XXX** (%%) **or**  (% style="color:blue" %)**LA66-USB-LoRaWAN-Adapter-XXX**
545 +
546 +
547 +(% style="color:blue" %)**XXX**(%%): The default frequency band
548 +
549 +* (% style="color:red" %)**AS923**(%%):  LoRaWAN AS923 band
550 +* (% style="color:red" %)**AU915**(%%):  LoRaWAN AU915 band
551 +* (% style="color:red" %)**EU433**(%%):  LoRaWAN EU433 band
552 +* (% style="color:red" %)**EU868**(%%):  LoRaWAN EU868 band
553 +* (% style="color:red" %)**KR920**(%%):  LoRaWAN KR920 band
554 +* (% style="color:red" %)**US915**(%%):  LoRaWAN US915 band
555 +* (% style="color:red" %)**IN865**(%%):  LoRaWAN IN865 band
556 +* (% style="color:red" %)**CN470**(%%): LoRaWAN CN470 band
557 +* (% style="color:red" %)**PP**(%%):  Peer to Peer LoRa Protocol
558 +
559 += 5.  Reference =
560 +
561 +* 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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