Last modified by Xiaoling on 2023/05/26 14:19
<
From version < 69.1 >
edited by Edwin Chen
on 2022/07/02 23:51
To version < 105.1 >
edited by Herong Lu
on 2022/07/23 10:47
>
Change comment: Uploaded new attachment "image-20220723104754-4.png", version {1}

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 ==
54 +
22 22  * Support LoRaWAN v1.0.4 protocol
23 23  * Support peer-to-peer protocol
24 24  * TCXO crystal to ensure RF performance on low temperature
... ... @@ -30,8 +30,9 @@
30 30  * Ultra-long RF range
31 31  
32 32  
33 -== Specification ==
34 34  
67 +== 1.3  Specification ==
68 +
35 35  * CPU: 32-bit 48 MHz
36 36  * Flash: 256KB
37 37  * RAM: 64KB
... ... @@ -50,221 +50,465 @@
50 50  * LoRa Rx current: <9 mA
51 51  * I/O Voltage: 3.3v
52 52  
53 -== AT Command ==
54 54  
88 +
89 +== 1.4  AT Command ==
90 +
91 +
55 55  AT Command is valid over Main TXD and Main RXD. Serial Baud Rate is 9600. AT commands can be found in AT Command documents.
56 56  
57 57  
58 -== Dimension ==
59 59  
60 -[[image:image-20220517072526-1.png]]
96 +== 1.5  Dimension ==
61 61  
98 +[[image:image-20220718094750-3.png]]
62 62  
63 -== Pin Mapping ==
64 64  
65 -[[image:image-20220523101537-1.png]]
66 66  
67 -== Land Pattern ==
102 +== 1.6  Pin Mapping ==
68 68  
104 +[[image:image-20220720111850-1.png]]
105 +
106 +
107 +
108 +== 1.7  Land Pattern ==
109 +
69 69  [[image:image-20220517072821-2.png]]
70 70  
71 71  
72 -== Part Number ==
73 73  
74 -Part Number: **LA66-XXX**
114 += 2.  LA66 LoRaWAN Shield =
75 75  
76 -**XX**: The default frequency band
77 77  
78 -* **AS923**: LoRaWAN AS923 band
79 -* **AU915**: LoRaWAN AU915 band
80 -* **EU433**: LoRaWAN EU433 band
81 -* **EU868**: LoRaWAN EU868 band
82 -* **KR920**: LoRaWAN KR920 band
83 -* **US915**: LoRaWAN US915 band
84 -* **IN865**: LoRaWAN IN865 band
85 -* **CN470**: LoRaWAN CN470 band
86 -* **PP**: Peer to Peer LoRa Protocol
117 +== 2.1  Overview ==
87 87  
88 -= LA66 LoRaWAN Shield =
89 89  
90 -LA66 LoRaWAN Shield is the Arduino Breakout PCB to fast test the features of LA66 module and turn Arduino to support LoRaWAN.
120 +(((
121 +[[image:image-20220715000826-2.png||height="145" width="220"]]
122 +)))
91 91  
92 -== Pin Mapping & LED ==
124 +(((
125 +
126 +)))
93 93  
94 -== Example: Use AT Command to communicate with LA66 module via Arduino UNO. ==
128 +(((
129 +(% 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.
130 +)))
95 95  
96 -== Example: Join TTN network and send an uplink message, get downlink message. ==
132 +(((
133 +(((
134 +(% 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.
135 +)))
136 +)))
97 97  
98 -== Example: Log Temperature Sensor(DHT11) and send data to TTN, show it in DataCake. ==
138 +(((
139 +(((
140 +Each LA66 module includes a (% style="color:blue" %)**world-unique OTAA key**(%%) for LoRaWAN registration.
141 +)))
142 +)))
99 99  
100 -== Upgrade Firmware of LA66 LoRaWAN Shield ==
144 +(((
145 +(((
146 +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.
147 +)))
148 +)))
101 101  
102 -=== what needs to be used ===
150 +(((
151 +(((
152 +LA66 is equipped with (% style="color:blue" %)**TCXO crystal**(%%) which ensures the module can achieve stable performance in extreme temperatures.
153 +)))
154 +)))
103 103  
104 -1.LA66 LoRaWAN Shield that needs to be upgraded
105 105  
106 -2.Arduino
107 107  
108 -3.USB TO TTL
158 +== 2.2  Features ==
109 109  
110 -[[image:image-20220602100052-2.png]]
160 +* Arduino Shield base on LA66 LoRaWAN module
161 +* Support LoRaWAN v1.0.4 protocol
162 +* Support peer-to-peer protocol
163 +* TCXO crystal to ensure RF performance on low temperature
164 +* SMA connector
165 +* Available in different frequency LoRaWAN frequency bands.
166 +* World-wide unique OTAA keys.
167 +* AT Command via UART-TTL interface
168 +* Firmware upgradable via UART interface
169 +* Ultra-long RF range
111 111  
112 -=== Wiring Schematic ===
113 113  
114 -[[image:image-20220602101311-3.png]]
115 115  
116 -LA66 LoRaWAN Shield  >>>>>>>>>>>>USB TTL
173 +== 2.3  Specification ==
117 117  
118 -GND  >>>>>>>>>>>>GND
175 +* CPU: 32-bit 48 MHz
176 +* Flash: 256KB
177 +* RAM: 64KB
178 +* Input Power Range: 1.8v ~~ 3.7v
179 +* Power Consumption: < 4uA.
180 +* Frequency Range: 150 MHz ~~ 960 MHz
181 +* Maximum Power +22 dBm constant RF output
182 +* High sensitivity: -148 dBm
183 +* Temperature:
184 +** Storage: -55 ~~ +125℃
185 +** Operating: -40 ~~ +85℃
186 +* Humidity:
187 +** Storage: 5 ~~ 95% (Non-Condensing)
188 +** Operating: 10 ~~ 95% (Non-Condensing)
189 +* LoRa Tx Current: <90 mA at +17 dBm, 108 mA at +22 dBm
190 +* LoRa Rx current: <9 mA
191 +* I/O Voltage: 3.3v
119 119  
120 -TXD  >>>>>>>>>>>>TXD
121 121  
122 -RXD  >>>>>>>>>>>>RXD
123 123  
124 -JP6 of LA66 LoRaWAN Shield needs to be connected with yellow jumper cap
195 +== 2.4  Pin Mapping & LED ==
125 125  
126 -Connect to the PC after connecting the wires
127 127  
128 -[[image:image-20220602102240-4.png]]
129 129  
130 -=== Upgrade steps ===
199 +== 2.5  Example: Use AT Command to communicate with LA66 module via Arduino UNO. ==
131 131  
132 -==== Dial the SW1 of the LA66 LoRaWAN Shield to the ISP's location as shown in the figure below ====
133 133  
134 -[[image:image-20220602102824-5.png]]
135 135  
136 -==== Press the RST switch on the LA66 LoRaWAN Shield once ====
203 +== 2.6  Example: Join TTN network and send an uplink message, get downlink message. ==
137 137  
138 -[[image:image-20220602104701-12.png]]
139 139  
140 -==== Open the upgrade application software ====
141 141  
142 -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/]]
207 +== 2.7  Example: Log Temperature Sensor(DHT11) and send data to TTN, show it in DataCake. ==
143 143  
209 +
210 +
211 +== 2.8  Upgrade Firmware of LA66 LoRaWAN Shield ==
212 +
213 +
214 +=== 2.8.1  Items needed for update ===
215 +
216 +1. LA66 LoRaWAN Shield
217 +1. Arduino
218 +1. USB TO TTL Adapter
219 +
220 +[[image:image-20220602100052-2.png||height="385" width="600"]]
221 +
222 +
223 +=== 2.8.2  Connection ===
224 +
225 +
226 +[[image:image-20220602101311-3.png||height="276" width="600"]]
227 +
228 +
229 +(((
230 +(% style="color:blue" %)**LA66 LoRaWAN Shield**(%%)  **<->** (% style="color:blue" %)**USB TTL**
231 +)))
232 +
233 +(((
234 +(% style="background-color:yellow" %)**GND  <-> GND
235 +TXD  <->  TXD
236 +RXD  <->  RXD**
237 +)))
238 +
239 +
240 +Put a jumper cap on JP6 of LA66 LoRaWAN Shield. ( the jumper is to power on LA66 module)
241 +
242 +Connect USB TTL Adapter to PC after connecting the wires
243 +
244 +
245 +[[image:image-20220602102240-4.png||height="304" width="600"]]
246 +
247 +
248 +=== 2.8.3  Upgrade steps ===
249 +
250 +
251 +==== 1.  Switch SW1 to put in ISP position ====
252 +
253 +
254 +[[image:image-20220602102824-5.png||height="306" width="600"]]
255 +
256 +
257 +
258 +==== 2.  Press the RST switch once ====
259 +
260 +
261 +[[image:image-20220602104701-12.png||height="285" width="600"]]
262 +
263 +
264 +
265 +==== 3.  Open the Upgrade tool (Tremo Programmer) in PC and Upgrade ====
266 +
267 +
268 +(((
269 +(% 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/]]**
270 +)))
271 +
272 +
144 144  [[image:image-20220602103227-6.png]]
145 145  
275 +
146 146  [[image:image-20220602103357-7.png]]
147 147  
148 -===== Select the COM port corresponding to USB TTL =====
149 149  
279 +
280 +(% class="wikigeneratedid" id="HSelecttheCOMportcorrespondingtoUSBTTL" %)
281 +(% style="color:blue" %)**2. Select the COM port corresponding to USB TTL**
282 +
283 +
150 150  [[image:image-20220602103844-8.png]]
151 151  
152 -===== Select the bin file to burn =====
153 153  
287 +
288 +(% class="wikigeneratedid" id="HSelectthebinfiletoburn" %)
289 +(% style="color:blue" %)**3. Select the bin file to burn**
290 +
291 +
154 154  [[image:image-20220602104144-9.png]]
155 155  
294 +
156 156  [[image:image-20220602104251-10.png]]
157 157  
297 +
158 158  [[image:image-20220602104402-11.png]]
159 159  
160 -===== Click to start the download =====
161 161  
301 +
302 +(% class="wikigeneratedid" id="HClicktostartthedownload" %)
303 +(% style="color:blue" %)**4. Click to start the download**
304 +
162 162  [[image:image-20220602104923-13.png]]
163 163  
164 -===== The following figure appears to prove that the burning is in progress =====
165 165  
308 +
309 +(% class="wikigeneratedid" id="HThefollowingfigureappearstoprovethattheburningisinprogress" %)
310 +(% style="color:blue" %)**5. Check update process**
311 +
312 +
166 166  [[image:image-20220602104948-14.png]]
167 167  
168 -===== The following picture appears to prove that the burning is successful =====
169 169  
316 +
317 +(% class="wikigeneratedid" id="HThefollowingpictureappearstoprovethattheburningissuccessful" %)
318 +(% style="color:blue" %)**The following picture shows that the burning is successful**
319 +
170 170  [[image:image-20220602105251-15.png]]
171 171  
172 -= LA66 USB LoRaWAN Adapter =
173 173  
174 -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.
175 175  
176 -Before use, please make sure that the computer has installed the CP2102 driver
324 += 3.  LA66 USB LoRaWAN Adapter =
177 177  
178 -== Pin Mapping & LED ==
179 179  
180 -== Example Send & Get Messages via LoRaWAN in PC ==
327 +== 3.1  Overview ==
181 181  
182 -Connect the LA66 LoRa Shield to the PC
183 183  
184 -[[image:image-20220602171217-1.png||height="615" width="915"]]
330 +[[image:image-20220715001142-3.png||height="145" width="220"]]
185 185  
332 +
333 +(((
334 +(% 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.
335 +)))
336 +
337 +(((
338 +(% 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.
339 +)))
340 +
341 +(((
342 +Each LA66 module includes a (% style="color:blue" %)**world-unique OTAA key**(%%) for LoRaWAN registration.
343 +)))
344 +
345 +(((
346 +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.
347 +)))
348 +
349 +(((
350 +LA66 is equipped with (% style="color:blue" %)**TCXO crystal**(%%) which ensures the module can achieve stable performance in extreme temperatures.
351 +)))
352 +
353 +
354 +
355 +== 3.2  Features ==
356 +
357 +* LoRaWAN USB adapter base on LA66 LoRaWAN module
358 +* Ultra-long RF range
359 +* Support LoRaWAN v1.0.4 protocol
360 +* Support peer-to-peer protocol
361 +* TCXO crystal to ensure RF performance on low temperature
362 +* Spring RF antenna
363 +* Available in different frequency LoRaWAN frequency bands.
364 +* World-wide unique OTAA keys.
365 +* AT Command via UART-TTL interface
366 +* Firmware upgradable via UART interface
367 +* Open Source Mobile App for LoRaWAN signal detect and GPS tracking.
368 +
369 +
370 +
371 +== 3.3  Specification ==
372 +
373 +* CPU: 32-bit 48 MHz
374 +* Flash: 256KB
375 +* RAM: 64KB
376 +* Input Power Range: 5v
377 +* Frequency Range: 150 MHz ~~ 960 MHz
378 +* Maximum Power +22 dBm constant RF output
379 +* High sensitivity: -148 dBm
380 +* Temperature:
381 +** Storage: -55 ~~ +125℃
382 +** Operating: -40 ~~ +85℃
383 +* Humidity:
384 +** Storage: 5 ~~ 95% (Non-Condensing)
385 +** Operating: 10 ~~ 95% (Non-Condensing)
386 +* LoRa Tx Current: <90 mA at +17 dBm, 108 mA at +22 dBm
387 +* LoRa Rx current: <9 mA
388 +
389 +
390 +
391 +== 3.4  Pin Mapping & LED ==
392 +
393 +
394 +
395 +== 3.5  Example: Send & Get Messages via LoRaWAN in PC ==
396 +
397 +
398 +(((
399 +Assume user already input the LA66 USB LoRaWAN Adapter OTAA Keys in TTN and there is already TTN network coverage.
400 +)))
401 +
402 +
403 +(% style="color:blue" %)**1. Connect the LA66 USB LoRaWAN adapter to PC**
404 +
405 +
406 +[[image:image-20220602171217-1.png||height="538" width="800"]]
407 +
408 +
186 186  Open the serial port tool
187 187  
188 188  [[image:image-20220602161617-8.png]]
189 189  
190 -[[image:image-20220602161718-9.png||height="529" width="927"]]
413 +[[image:image-20220602161718-9.png||height="457" width="800"]]
191 191  
192 -Press the reset switch RST on the LA66 LoRa Shield.
193 193  
194 -The following picture appears to prove that the LA66 LoRa Shield successfully entered the network
195 195  
196 -[[image:image-20220602161935-10.png]]
417 +(% style="color:blue" %)**2. Press the reset switch RST on the LA66 USB LoRaWAN Adapter to reset it.**
197 197  
198 -send instructions: AT+SENDB=<confirn_status>,<Fport>,<data_len>,<data>
419 +The following picture appears to prove that the LA66 USB LoRaWAN Adapter successfully Join the LoRaWAN network
199 199  
421 +
422 +[[image:image-20220602161935-10.png||height="498" width="800"]]
423 +
424 +
425 +
426 +(% style="color:blue" %)**3. See Uplink Command**
427 +
428 +Command format: (% style="color:#4472c4" %)** AT+SENDB=<confirn_status>,<Fport>,<data_len>,<data>**
429 +
200 200  example: AT+SENDB=01,02,8,05820802581ea0a5
201 201  
202 -[[image:image-20220602162157-11.png]]
432 +[[image:image-20220602162157-11.png||height="497" width="800"]]
203 203  
204 -Check to see if TTN received the message
205 205  
206 -[[image:image-20220602162331-12.png||height="547" width="1044"]]
207 207  
208 -== Example Send & Get Messages via LoRaWAN in RPi ==
436 +(% style="color:blue" %)**4. Check to see if TTN received the message**
209 209  
210 -Connect the LA66 LoRa Shield to the RPI
438 +[[image:image-20220602162331-12.png||height="420" width="800"]]
211 211  
212 -[[image:image-20220602171233-2.png||height="592" width="881"]]
213 213  
214 -Log in to the RPI's terminal and connect to the serial port
215 215  
216 -[[image:image-20220602153146-3.png]]
442 +== 3.6  Example: Send PC's CPU/RAM usage to TTN via python ==
217 217  
218 -Press the reset switch RST on the LA66 LoRa Shield.
219 -The following picture appears to prove that the LA66 LoRa Shield successfully entered the network
220 220  
221 -[[image:image-20220602154928-5.png]]
445 +**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]]
222 222  
223 -send instructions: AT+SENDB=<confirn_status>,<Fport>,<data_len>,<data>
224 224  
225 -example: AT+SENDB=01,02,8,05820802581ea0a5
448 +(% style="color:red" %)**Preconditions:**
226 226  
227 -[[image:image-20220602160339-6.png]]
450 +(% style="color:red" %)**1. LA66 USB LoRaWAN Adapter works fine**
228 228  
229 -Check to see if TTN received the message
452 +(% style="color:red" %)**2. LA66 USB LoRaWAN Adapter  is registered with TTN**
230 230  
231 -[[image:image-20220602160627-7.png||height="468" width="1013"]]
232 232  
233 -=== Install Minicom ===
234 234  
235 -Enter the following command in the RPI terminal
456 +(% style="color:blue" %)**Steps for usage:**
236 236  
237 -apt update
458 +(% style="color:blue" %)**1.**(%%) Press the reset switch RESET on the LA66 USB LoRaWAN Adapter
238 238  
239 -[[image:image-20220602143155-1.png]]
460 +(% style="color:blue" %)**2.**(%%) Run the python script in PC and see the TTN
240 240  
241 -apt install minicom
462 +[[image:image-20220602115852-3.png||height="450" width="1187"]]
242 242  
243 -[[image:image-20220602143744-2.png]]
244 244  
245 -=== Send PC's CPU/RAM usage to TTN via script. ===
246 246  
247 -==== Take python as an example： ====
466 +== 3.7  Example: Send & Get Messages via LoRaWAN in RPi ==
248 248  
249 -===== Preconditions: =====
250 250  
251 -1.LA66 USB LoRaWAN Adapter works fine
469 +Assume user already input the LA66 USB LoRaWAN Adapter OTAA Keys in TTN and there is already TTN network coverage.
252 252  
253 -2.LA66 USB LoRaWAN Adapter  is registered with TTN
254 254  
255 -===== Steps for usage =====
472 +(% style="color:blue" %)**1. Connect the LA66 USB LoRaWAN Adapter to the Raspberry Pi**
256 256  
257 -1.Press the reset switch RESET on the LA66 USB LoRaWAN Adapter
474 +[[image:image-20220602171233-2.png||height="538" width="800"]]
258 258  
259 -2.Run the script and see the TTN
260 260  
261 -[[image:image-20220602115852-3.png]]
262 262  
478 +(% style="color:blue" %)**2. Install Minicom in RPi.**
263 263  
480 +(% id="cke_bm_509388S" style="display:none" %) (%%)Enter the following command in the RPi terminal
264 264  
265 -== Example: LA66 USB Module got a message from LA66 LoRa Shield and send the sensor data to NodeRed. ==
482 + (% style="background-color:yellow" %)**apt update**
266 266  
484 + (% style="background-color:yellow" %)**apt install minicom**
267 267  
268 -== Upgrade Firmware of LA66 USB LoRaWAN Adapter ==
269 269  
270 -
487 +Use minicom to connect to the RPI's terminal
488 +
489 +[[image:image-20220602153146-3.png||height="439" width="500"]]
490 +
491 +
492 +
493 +(% style="color:blue" %)**3. Press the reset switch RST on the LA66 USB LoRaWAN Adapter.**
494 +
495 +The following picture appears to prove that the LA66 USB LoRaWAN Adapter successfully entered the network.
496 +
497 +
498 +[[image:image-20220602154928-5.png||height="436" width="500"]]
499 +
500 +
501 +
502 +(% style="color:blue" %)**4. Send Uplink message**
503 +
504 +Format: (% style="color:#4472c4" %)**AT+SENDB=<confirn_status>,<Fport>,<data_len>,<data>**
505 +
506 +example: AT+SENDB=01,02,8,05820802581ea0a5
507 +
508 +
509 +[[image:image-20220602160339-6.png||height="517" width="600"]]
510 +
511 +
512 +
513 +Check to see if TTN received the message
514 +
515 +[[image:image-20220602160627-7.png||height="369" width="800"]]
516 +
517 +
518 +
519 +== 3.8  Example: LA66 USB Module got a message from LA66 LoRa Shield and send the sensor data to NodeRed. ==
520 +
521 +
522 +
523 +== 3.9  Upgrade Firmware of LA66 USB LoRaWAN Adapter ==
524 +
525 +
526 +
527 +
528 += 4.  Order Info =
529 +
530 +
531 +**Part Number:**  (% style="color:blue" %)**LA66-XXX**(%%), (% style="color:blue" %)**LA66-LoRaWAN-Shield-XXX** (%%) **or**  (% style="color:blue" %)**LA66-USB-LoRaWAN-Adapter-XXX**
532 +
533 +
534 +(% style="color:blue" %)**XXX**(%%): The default frequency band
535 +
536 +* (% style="color:red" %)**AS923**(%%):  LoRaWAN AS923 band
537 +* (% style="color:red" %)**AU915**(%%):  LoRaWAN AU915 band
538 +* (% style="color:red" %)**EU433**(%%):  LoRaWAN EU433 band
539 +* (% style="color:red" %)**EU868**(%%):  LoRaWAN EU868 band
540 +* (% style="color:red" %)**KR920**(%%):  LoRaWAN KR920 band
541 +* (% style="color:red" %)**US915**(%%):  LoRaWAN US915 band
542 +* (% style="color:red" %)**IN865**(%%):  LoRaWAN IN865 band
543 +* (% style="color:red" %)**CN470**(%%): LoRaWAN CN470 band
544 +* (% style="color:red" %)**PP**(%%):  Peer to Peer LoRa Protocol
545 +
546 += 5.  Reference =
547 +
548 +* 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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