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Last modified by Xiaoling on 2025/02/07 16:37
From version 146.5
edited by Xiaoling
on 2022/08/16 14:51
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To version 101.4
edited by Xiaoling
on 2022/07/21 14:17
Change comment: There is no comment for this version

Summary

Details

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Title
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1 -LA66 USB LoRaWAN Adapter User Manual
1 +LA66 LoRaWAN Module
Content
... ... @@ -6,26 +6,34 @@
6 6  
7 7  
8 8  
9 += 1.  LA66 LoRaWAN Module =
9 9  
10 10  
11 -= 1.  LA66 USB LoRaWAN Adapter =
12 +== 1.1  What is LA66 LoRaWAN Module ==
12 12  
13 13  
14 -== 1.1  Overview ==
15 +(((
16 +(((
17 +[[image:image-20220719093358-2.png||height="145" width="220"]](% style="color:blue" %)** **
18 +)))
15 15  
20 +(((
21 +
22 +)))
16 16  
17 -[[image:image-20220715001142-3.png||height="145" width="220"]]
18 -
19 -
20 20  (((
21 -(% 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.
25 +(% 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.
22 22  )))
27 +)))
23 23  
24 24  (((
30 +(((
25 25  (% 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.
26 26  )))
33 +)))
27 27  
28 28  (((
36 +(((
29 29  Each LA66 module includes a (% style="color:blue" %)**world-unique OTAA key**(%%) for LoRaWAN registration.
30 30  )))
31 31  
... ... @@ -32,38 +32,37 @@
32 32  (((
33 33  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.
34 34  )))
43 +)))
35 35  
36 36  (((
46 +(((
37 37  LA66 is equipped with (% style="color:blue" %)**TCXO crystal**(%%) which ensures the module can achieve stable performance in extreme temperatures.
38 38  )))
49 +)))
39 39  
40 40  
41 41  
42 42  == 1.2  Features ==
43 43  
44 -
45 -* LoRaWAN USB adapter base on LA66 LoRaWAN module
46 -* Ultra-long RF range
47 47  * Support LoRaWAN v1.0.4 protocol
48 48  * Support peer-to-peer protocol
49 49  * TCXO crystal to ensure RF performance on low temperature
50 -* Spring RF antenna
58 +* SMD Antenna pad and i-pex antenna connector
51 51  * Available in different frequency LoRaWAN frequency bands.
52 52  * World-wide unique OTAA keys.
53 53  * AT Command via UART-TTL interface
54 54  * Firmware upgradable via UART interface
55 -* Open Source Mobile App for LoRaWAN signal detect and GPS tracking.
63 +* Ultra-long RF range
56 56  
57 57  
58 58  
59 -
60 60  == 1.3  Specification ==
61 61  
62 -
63 63  * CPU: 32-bit 48 MHz
64 64  * Flash: 256KB
65 65  * RAM: 64KB
66 -* Input Power Range: 5v
72 +* Input Power Range: 1.8v ~~ 3.7v
73 +* Power Consumption: < 4uA.
67 67  * Frequency Range: 150 MHz ~~ 960 MHz
68 68  * Maximum Power +22 dBm constant RF output
69 69  * High sensitivity: -148 dBm
... ... @@ -75,278 +75,455 @@
75 75  ** Operating: 10 ~~ 95% (Non-Condensing)
76 76  * LoRa Tx Current: <90 mA at +17 dBm, 108 mA at +22 dBm
77 77  * LoRa Rx current: <9 mA
85 +* I/O Voltage: 3.3v
78 78  
79 79  
80 80  
89 +== 1.4  AT Command ==
81 81  
82 -== 1.4  Pin Mapping & LED ==
83 83  
84 -[[image:image-20220813183239-3.png||height="526" width="662"]]
92 +AT Command is valid over Main TXD and Main RXD. Serial Baud Rate is 9600. AT commands can be found in AT Command documents.
85 85  
86 86  
87 87  
88 -== 1.5  Example: Send & Get Messages via LoRaWAN in PC ==
96 +== 1.5  Dimension ==
89 89  
98 +[[image:image-20220718094750-3.png]]
90 90  
100 +
101 +
102 +== 1.6  Pin Mapping ==
103 +
104 +[[image:image-20220720111850-1.png]]
105 +
106 +
107 +
108 +== 1.7  Land Pattern ==
109 +
110 +[[image:image-20220517072821-2.png]]
111 +
112 +
113 +
114 += 2.  LA66 LoRaWAN Shield =
115 +
116 +
117 +== 2.1  Overview ==
118 +
119 +
91 91  (((
92 -Assume user already input the LA66 USB LoRaWAN Adapter OTAA Keys in TTN and there is already TTN network coverage.
121 +[[image:image-20220715000826-2.png||height="145" width="220"]]
93 93  )))
94 94  
124 +(((
125 +
126 +)))
95 95  
96 -(% style="color:blue" %)**1. Connect the LA66 USB LoRaWAN adapter to PC**
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 +)))
97 97  
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 +)))
98 98  
99 -[[image:image-20220723100027-1.png]]
138 +(((
139 +(((
140 +Each LA66 module includes a (% style="color:blue" %)**world-unique OTAA key**(%%) for LoRaWAN registration.
141 +)))
142 +)))
100 100  
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 -Open the serial port tool
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 -[[image:image-20220602161617-8.png]]
105 105  
106 -[[image:image-20220602161718-9.png||height="457" width="800"]]
107 107  
158 +== 2.2  Features ==
108 108  
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
109 109  
110 -(% style="color:blue" %)**2. Press the reset switch RST on the LA66 USB LoRaWAN Adapter to reset it.**
111 111  
112 -The following picture appears to prove that the LA66 USB LoRaWAN Adapter successfully Join the LoRaWAN network
113 113  
173 +== 2.3  Specification ==
114 114  
115 -[[image:image-20220602161935-10.png||height="498" width="800"]]
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
116 116  
117 117  
118 118  
119 -(% style="color:blue" %)**3. See Uplink Command**
195 +== 2.4  Pin Mapping & LED ==
120 120  
121 -Command format: (% style="color:#4472c4" %)** AT+SENDB=<confirn_status>,<Fport>,<data_len>,<data>**
122 122  
123 -example: AT+SENDB=01,02,8,05820802581ea0a5
124 124  
125 -[[image:image-20220602162157-11.png||height="497" width="800"]]
199 +== 2.5  Example: Use AT Command to communicate with LA66 module via Arduino UNO. ==
126 126  
127 127  
128 128  
129 -(% style="color:blue" %)**4. Check to see if TTN received the message**
203 +== 2.6  Example: Join TTN network and send an uplink message, get downlink message. ==
130 130  
131 -[[image:image-20220602162331-12.png||height="420" width="800"]]
132 132  
133 133  
207 +== 2.7  Example: Log Temperature Sensor(DHT11) and send data to TTN, show it in DataCake. ==
134 134  
135 -== 1.6  Example: Send PC's CPU/RAM usage to TTN via python ==
136 136  
137 137  
138 -**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]]
211 +== 2.8  Upgrade Firmware of LA66 LoRaWAN Shield ==
139 139  
140 -(**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]])
141 141  
142 -(% style="color:red" %)**Preconditions:**
214 +=== 2.8.1  Items needed for update ===
143 143  
144 -(% style="color:red" %)**1. LA66 USB LoRaWAN Adapter works fine**
216 +1. LA66 LoRaWAN Shield
217 +1. Arduino
218 +1. USB TO TTL Adapter
145 145  
146 -(% style="color:red" %)**2. LA66 USB LoRaWAN Adapter  is registered with TTN**
220 +[[image:image-20220602100052-2.png||height="385" width="600"]]
147 147  
148 148  
223 +=== 2.8.2  Connection ===
149 149  
150 -(% style="color:blue" %)**Steps for usage:**
151 151  
152 -(% style="color:blue" %)**1.**(%%) Press the reset switch RESET on the LA66 USB LoRaWAN Adapter
226 +[[image:image-20220602101311-3.png||height="276" width="600"]]
153 153  
154 -(% style="color:blue" %)**2.**(%%) Run the python script in PC and see the TTN
155 155  
156 -[[image:image-20220602115852-3.png||height="450" width="1187"]]
229 +(((
230 +(% style="color:blue" %)**LA66 LoRaWAN Shield**(%%)  **<->** (% style="color:blue" %)**USB TTL**
231 +)))
157 157  
233 +(((
234 +(% style="background-color:yellow" %)**GND  <-> GND
235 +TXD  <->  TXD
236 +RXD  <->  RXD**
237 +)))
158 158  
159 159  
160 -== 1.7  Example: Send & Get Messages via LoRaWAN in RPi ==
240 +Put a jumper cap on JP6 of LA66 LoRaWAN Shield. ( the jumper is to power on LA66 module)
161 161  
242 +Connect USB TTL Adapter to PC after connecting the wires
162 162  
163 -Assume user already input the LA66 USB LoRaWAN Adapter OTAA Keys in TTN and there is already TTN network coverage.
164 164  
245 +[[image:image-20220602102240-4.png||height="304" width="600"]]
165 165  
166 -(% style="color:blue" %)**1. Connect the LA66 USB LoRaWAN Adapter to the Raspberry Pi**
167 167  
168 -[[image:image-20220723100439-2.png]]
248 +=== 2.8.3  Upgrade steps ===
169 169  
170 170  
251 +==== 1.  Switch SW1 to put in ISP position ====
171 171  
172 -(% style="color:blue" %)**2. Install Minicom in RPi.**
173 173  
174 -(% id="cke_bm_509388S" style="display:none" %) (%%)Enter the following command in the RPi terminal
254 +[[image:image-20220602102824-5.png||height="306" width="600"]]
175 175  
176 - (% style="background-color:yellow" %)**apt update**
177 177  
178 - (% style="background-color:yellow" %)**apt install minicom**
179 179  
258 +==== 2.  Press the RST switch once ====
180 180  
181 -Use minicom to connect to the RPI's terminal
182 182  
183 -[[image:image-20220602153146-3.png||height="439" width="500"]]
261 +[[image:image-20220602104701-12.png||height="285" width="600"]]
184 184  
185 185  
186 186  
187 -(% style="color:blue" %)**3. Press the reset switch RST on the LA66 USB LoRaWAN Adapter.**
265 +==== 3.  Open the Upgrade tool (Tremo Programmer) in PC and Upgrade ====
188 188  
189 -The following picture appears to prove that the LA66 USB LoRaWAN Adapter successfully entered the network.
190 190  
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 +)))
191 191  
192 -[[image:image-20220602154928-5.png||height="436" width="500"]]
193 193  
273 +[[image:image-20220602103227-6.png]]
194 194  
195 195  
196 -(% style="color:blue" %)**4. Send Uplink message**
276 +[[image:image-20220602103357-7.png]]
197 197  
198 -Format: (% style="color:#4472c4" %)**AT+SENDB=<confirn_status>,<Fport>,<data_len>,<data>**
199 199  
200 -example: AT+SENDB=01,02,8,05820802581ea0a5
201 201  
280 +(% class="wikigeneratedid" id="HSelecttheCOMportcorrespondingtoUSBTTL" %)
281 +(% style="color:blue" %)**2. Select the COM port corresponding to USB TTL**
202 202  
203 -[[image:image-20220602160339-6.png||height="517" width="600"]]
204 204  
284 +[[image:image-20220602103844-8.png]]
205 205  
206 206  
207 -Check to see if TTN received the message
208 208  
209 -[[image:image-20220602160627-7.png||height="369" width="800"]]
288 +(% class="wikigeneratedid" id="HSelectthebinfiletoburn" %)
289 +(% style="color:blue" %)**3. Select the bin file to burn**
210 210  
211 211  
292 +[[image:image-20220602104144-9.png]]
212 212  
213 -== 1.8  Example: Use of LA66 USB LoRaWAN Adapter and mobile APP ==
214 214  
295 +[[image:image-20220602104251-10.png]]
215 215  
216 -=== 1.8.1  Hardware and Software Connection ===
217 217  
298 +[[image:image-20220602104402-11.png]]
218 218  
219 219  
220 -==== (% style="color:blue" %)**Overview：**(%%) ====
221 221  
302 +(% class="wikigeneratedid" id="HClicktostartthedownload" %)
303 +(% style="color:blue" %)**4. Click to start the download**
222 222  
305 +[[image:image-20220602104923-13.png]]
306 +
307 +
308 +
309 +(% class="wikigeneratedid" id="HThefollowingfigureappearstoprovethattheburningisinprogress" %)
310 +(% style="color:blue" %)**5. Check update process**
311 +
312 +
313 +[[image:image-20220602104948-14.png]]
314 +
315 +
316 +
317 +(% class="wikigeneratedid" id="HThefollowingpictureappearstoprovethattheburningissuccessful" %)
318 +(% style="color:blue" %)**The following picture shows that the burning is successful**
319 +
320 +[[image:image-20220602105251-15.png]]
321 +
322 +
323 +
324 += 3.  LA66 USB LoRaWAN Adapter =
325 +
326 +
327 +== 3.1  Overview ==
328 +
329 +
330 +[[image:image-20220715001142-3.png||height="145" width="220"]]
331 +
332 +
223 223  (((
224 -DRAGINO-LA66-APP is an Open Source mobile APP for LA66 USB LoRaWAN Adapter. DRAGINO-LA66-APP has below features:
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 +)))
225 225  
226 -* Send real-time location information of mobile phone to LoRaWAN network.
227 -* Check LoRaWAN network signal strengh.
228 -* Manually send messages to LoRaWAN network.
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.
229 229  )))
230 230  
341 +(((
342 +Each LA66 module includes a (% style="color:blue" %)**world-unique OTAA key**(%%) for LoRaWAN registration.
343 +)))
231 231  
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 +)))
232 232  
349 +(((
350 +LA66 is equipped with (% style="color:blue" %)**TCXO crystal**(%%) which ensures the module can achieve stable performance in extreme temperatures.
351 +)))
233 233  
234 -==== (% style="color:blue" %)**Hardware Connection:**(%%) ====
235 235  
236 -A USB to Type-C adapter is needed to connect to a Mobile phone.
237 237  
238 -Note: The package of LA66 USB adapter already includes this USB Type-C adapter.
355 +== 3.2  Features ==
239 239  
240 -[[image:image-20220813174353-2.png||height="360" width="313"]]
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.
241 241  
242 242  
243 243  
244 -==== (% style="color:blue" %)**Download and Install App:**(%%) ====
371 +== 3.3  Specification ==
245 245  
246 -[[(% id="cke_bm_895007S" style="display:none" %)** **(%%)**Download Link for Android apk **>>https://www.dropbox.com/sh/zxwx16qb777uvkz/AABE_P8coGCQ4DAC8enH4bUya?dl=0]].  (Android Version Only)
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
247 247  
248 -[[image:image-20220813173738-1.png]]
249 249  
250 250  
391 +== 3.4  Pin Mapping & LED ==
251 251  
252 -==== (% style="color:blue" %)**Use of APP:**(%%) ====
253 253  
254 -Function and page introduction
255 255  
256 -[[image:image-20220723113448-7.png||height="995" width="450"]]
395 +== 3.5  Example: Send & Get Messages via LoRaWAN in PC ==
257 257  
258 -**Block Explain:**
259 259  
260 -1.  Display LA66 USB LoRaWAN Module connection status
398 +(((
399 +Assume user already input the LA66 USB LoRaWAN Adapter OTAA Keys in TTN and there is already TTN network coverage.
400 +)))
261 261  
262 -2.  Check and reconnect
263 263  
264 -3.  Turn send timestamps on or off
403 +(% style="color:blue" %)**1. Connect the LA66 USB LoRaWAN adapter to PC**
265 265  
266 -4.  Display LoRaWan connection status
267 267  
268 -5.  Check LoRaWan connection status
406 +[[image:image-20220602171217-1.png||height="538" width="800"]]
269 269  
270 -6.  The RSSI value of the node when the ACK is received
271 271  
272 -7.  Node's Signal Strength Icon
409 +Open the serial port tool
273 273  
274 -8.  Configure Location Uplink Interval
411 +[[image:image-20220602161617-8.png]]
275 275  
276 -9.  AT command input box
413 +[[image:image-20220602161718-9.png||height="457" width="800"]]
277 277  
278 -10.  Send Button:  Send input box info to LA66 USB Adapter
279 279  
280 -11.  Output Log from LA66 USB adapter
281 281  
282 -12.  clear log button
417 +(% style="color:blue" %)**2. Press the reset switch RST on the LA66 USB LoRaWAN Adapter to reset it.**
283 283  
284 -13.  exit button
419 +The following picture appears to prove that the LA66 USB LoRaWAN Adapter successfully Join the LoRaWAN network
285 285  
286 286  
287 -LA66 USB LoRaWAN Module not connected
422 +[[image:image-20220602161935-10.png||height="498" width="800"]]
288 288  
289 -[[image:image-20220723110520-5.png||height="677" width="508"]]
290 290  
291 291  
426 +(% style="color:blue" %)**3. See Uplink Command**
292 292  
293 -Connect LA66 USB LoRaWAN Module
428 +Command format: (% style="color:#4472c4" %)** AT+SENDB=<confirn_status>,<Fport>,<data_len>,<data>**
294 294  
295 -[[image:image-20220723110626-6.png||height="681" width="511"]]
430 +example: AT+SENDB=01,02,8,05820802581ea0a5
296 296  
432 +[[image:image-20220602162157-11.png||height="497" width="800"]]
297 297  
298 298  
299 -=== 1.8.2 Send data to TTNv3 and plot location info in Node-Red ===
300 300  
436 +(% style="color:blue" %)**4. Check to see if TTN received the message**
301 301  
302 -(% style="color:blue" %)**1.  Register LA66 USB LoRaWAN Module to TTNV3**
438 +[[image:image-20220602162331-12.png||height="420" width="800"]]
303 303  
304 -[[image:image-20220723134549-8.png]]
305 305  
306 306  
442 +== 3.6  Example: Send PC's CPU/RAM usage to TTN via python ==
307 307  
308 -(% style="color:blue" %)**2.  Open Node-RED,And import the JSON file to generate the flow**
309 309  
310 -Sample JSON file please go to **[[this link>>https://www.dropbox.com/sh/zxwx16qb777uvkz/AABE_P8coGCQ4DAC8enH4bUya?dl=0]]** to download.
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]]
311 311  
312 -For the usage of Node-RED, please refer to: [[http:~~/~~/wiki.dragino.com/xwiki/bin/view/Main/Node-RED/>>http://wiki.dragino.com/xwiki/bin/view/Main/Node-RED/]]
313 313  
314 -After see LoRaWAN Online, walk around and the APP will keep sending location info to LoRaWAN server and then to the Node Red.
448 +(% style="color:red" %)**Preconditions:**
315 315  
450 +(% style="color:red" %)**1. LA66 USB LoRaWAN Adapter works fine**
316 316  
317 -Example output in NodeRed is as below:
452 +(% style="color:red" %)**2. LA66 USB LoRaWAN Adapter  is registered with TTN**
318 318  
319 -[[image:image-20220723144339-1.png]]
320 320  
321 321  
456 +(% style="color:blue" %)**Steps for usage:**
322 322  
323 -== 1.9  Upgrade Firmware of LA66 USB LoRaWAN Adapter ==
458 +(% style="color:blue" %)**1.**(%%) Press the reset switch RESET on the LA66 USB LoRaWAN Adapter
324 324  
460 +(% style="color:blue" %)**2.**(%%) Run the python script in PC and see the TTN
325 325  
326 -The LA66 USB LoRaWAN Adapter is the same as the LA66 LoRaWAN Shield update method
462 +[[image:image-20220602115852-3.png||height="450" width="1187"]]
327 327  
328 -Just use the yellow jumper cap to short the BOOT corner and the RX corner, and then press the RESET button (without the jumper cap, you can directly short the BOOT corner and the RX corner with a wire to achieve the same effect)
329 329  
330 -[[image:image-20220723150132-2.png]]
331 331  
466 +== 3.7  Example: Send & Get Messages via LoRaWAN in RPi ==
332 332  
333 333  
334 -= 2.  FAQ =
469 +Assume user already input the LA66 USB LoRaWAN Adapter OTAA Keys in TTN and there is already TTN network coverage.
335 335  
336 336  
337 -== 2.1  How to Compile Source Code for LA66? ==
472 +(% style="color:blue" %)**1. Connect the LA66 USB LoRaWAN Adapter to the Raspberry Pi**
338 338  
474 +[[image:image-20220602171233-2.png||height="538" width="800"]]
339 339  
340 -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]]
341 341  
342 342  
478 +(% style="color:blue" %)**2. Install Minicom in RPi.**
343 343  
344 -= 3.  Order Info =
480 +(% id="cke_bm_509388S" style="display:none" %) (%%)Enter the following command in the RPi terminal
345 345  
482 + (% style="background-color:yellow" %)**apt update**
346 346  
347 -**Part Number:**  (% style="color:blue" %)**LA66-USB-LoRaWAN-Adapter-XXX**
484 + (% style="background-color:yellow" %)**apt install minicom**
348 348  
349 349  
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 +
350 350  (% style="color:blue" %)**XXX**(%%): The default frequency band
351 351  
352 352  * (% style="color:red" %)**AS923**(%%):  LoRaWAN AS923 band
... ... @@ -359,10 +359,6 @@
359 359  * (% style="color:red" %)**CN470**(%%): LoRaWAN CN470 band
360 360  * (% style="color:red" %)**PP**(%%):  Peer to Peer LoRa Protocol
361 361  
546 += 5.  Reference =
362 362  
363 -
364 -
365 -= 4.  Reference =
366 -
367 -
368 -* Hardware Design File for LA66 USB LoRaWAN Adapter : [[Download>>https://www.dropbox.com/sh/a3wbmdcvqjxaqw5/AADZfvAiykJTK624RgMquH86a?dl=0]]
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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