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Last modified by Xiaoling on 2025/02/07 16:37
From version 149.7
edited by Xiaoling
on 2022/08/22 16:24
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To version 100.2
edited by Xiaoling
on 2022/07/19 11:34
Change comment: There is no comment for this version

Summary

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Title
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1 -LA66 USB LoRaWAN Adapter User Manual
1 +LA66 LoRaWAN Module
Content
... ... @@ -6,26 +6,35 @@
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 15  
16 +(((
17 +(((
18 +[[image:image-20220719093358-2.png||height="145" width="220"]](% style="color:blue" %)** **
19 +)))
16 16  
17 -[[image:image-20220715001142-3.png||height="145" width="220"]]
21 +(((
22 +
23 +)))
18 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.
26 +(% 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  )))
28 +)))
23 23  
24 24  (((
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.
31 +(((
32 +(% 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.
26 26  )))
34 +)))
27 27  
28 28  (((
37 +(((
29 29  Each LA66 module includes a (% style="color:blue" %)**world-unique OTAA key**(%%) for LoRaWAN registration.
30 30  )))
31 31  
... ... @@ -32,37 +32,38 @@
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  )))
44 +)))
35 35  
36 36  (((
47 +(((
37 37  LA66 is equipped with (% style="color:blue" %)**TCXO crystal**(%%) which ensures the module can achieve stable performance in extreme temperatures.
38 38  )))
50 +)))
39 39  
40 40  
41 41  
54 +
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
60 +* 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.
65 +* Ultra-long RF range
56 56  
57 57  
58 58  
59 59  == 1.3  Specification ==
60 60  
61 -
62 62  * CPU: 32-bit 48 MHz
63 63  * Flash: 256KB
64 64  * RAM: 64KB
65 -* Input Power Range: 5v
74 +* Input Power Range: 1.8v ~~ 3.7v
75 +* Power Consumption: < 4uA.
66 66  * Frequency Range: 150 MHz ~~ 960 MHz
67 67  * Maximum Power +22 dBm constant RF output
68 68  * High sensitivity: -148 dBm
... ... @@ -74,296 +74,446 @@
74 74  ** Operating: 10 ~~ 95% (Non-Condensing)
75 75  * LoRa Tx Current: <90 mA at +17 dBm, 108 mA at +22 dBm
76 76  * LoRa Rx current: <9 mA
87 +* I/O Voltage: 3.3v
77 77  
78 78  
79 79  
80 -== 1.4  Pin Mapping & LED ==
91 +== 1.4  AT Command ==
81 81  
82 82  
83 -[[image:image-20220813183239-3.png||height="526" width="662"]]
94 +AT Command is valid over Main TXD and Main RXD. Serial Baud Rate is 9600. AT commands can be found in AT Command documents.
84 84  
85 85  
86 86  
87 -== 1.5  Example: Send & Get Messages via LoRaWAN in PC ==
98 +== 1.5  Dimension ==
88 88  
100 +[[image:image-20220718094750-3.png]]
89 89  
102 +
103 +
104 +
105 +== 1.6  Pin Mapping ==
106 +
107 +
108 +[[image:image-20220719093156-1.png]]
109 +
110 +
111 +
112 +== 1.7  Land Pattern ==
113 +
114 +[[image:image-20220517072821-2.png]]
115 +
116 +
117 +
118 += 2.  LA66 LoRaWAN Shield =
119 +
120 +
121 +== 2.1  Overview ==
122 +
123 +
124 +
90 90  (((
91 -Assume user already input the LA66 USB LoRaWAN Adapter OTAA Keys in TTN and there is already TTN network coverage.
126 +[[image:image-20220715000826-2.png||height="145" width="220"]]
92 92  )))
93 93  
129 +(((
130 +
131 +)))
94 94  
95 -(% style="color:blue" %)**1. Connect the LA66 USB LoRaWAN adapter to PC**
133 +(((
134 +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.
135 +)))
96 96  
137 +(((
138 +(((
139 +(% 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.
140 +)))
141 +)))
97 97  
98 -[[image:image-20220723100027-1.png]]
143 +(((
144 +(((
145 +Each LA66 module includes a (% style="color:blue" %)**world-unique OTAA key**(%%) for LoRaWAN registration.
146 +)))
147 +)))
99 99  
149 +(((
150 +(((
151 +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.
152 +)))
153 +)))
100 100  
101 -Open the serial port tool
155 +(((
156 +(((
157 +LA66 is equipped with (% style="color:blue" %)**TCXO crystal**(%%) which ensures the module can achieve stable performance in extreme temperatures.
158 +)))
159 +)))
102 102  
103 -[[image:image-20220602161617-8.png]]
104 104  
105 -[[image:image-20220602161718-9.png||height="457" width="800"]]
106 106  
107 107  
164 +== 2.2  Features ==
108 108  
109 -(% style="color:blue" %)**2. Press the reset switch RST on the LA66 USB LoRaWAN Adapter to reset it.**
166 +* Arduino Shield base on LA66 LoRaWAN module
167 +* Support LoRaWAN v1.0.4 protocol
168 +* Support peer-to-peer protocol
169 +* TCXO crystal to ensure RF performance on low temperature
170 +* SMA connector
171 +* Available in different frequency LoRaWAN frequency bands.
172 +* World-wide unique OTAA keys.
173 +* AT Command via UART-TTL interface
174 +* Firmware upgradable via UART interface
175 +* Ultra-long RF range
110 110  
111 111  
112 -The following picture appears to prove that the LA66 USB LoRaWAN Adapter successfully Join the LoRaWAN network
113 113  
114 114  
115 -[[image:image-20220602161935-10.png||height="498" width="800"]]
180 +== 2.3  Specification ==
116 116  
182 +* CPU: 32-bit 48 MHz
183 +* Flash: 256KB
184 +* RAM: 64KB
185 +* Input Power Range: 1.8v ~~ 3.7v
186 +* Power Consumption: < 4uA.
187 +* Frequency Range: 150 MHz ~~ 960 MHz
188 +* Maximum Power +22 dBm constant RF output
189 +* High sensitivity: -148 dBm
190 +* Temperature:
191 +** Storage: -55 ~~ +125℃
192 +** Operating: -40 ~~ +85℃
193 +* Humidity:
194 +** Storage: 5 ~~ 95% (Non-Condensing)
195 +** Operating: 10 ~~ 95% (Non-Condensing)
196 +* LoRa Tx Current: <90 mA at +17 dBm, 108 mA at +22 dBm
197 +* LoRa Rx current: <9 mA
198 +* I/O Voltage: 3.3v
117 117  
118 118  
119 -(% style="color:blue" %)**3. See Uplink Command**
120 120  
121 121  
122 -Command format: (% style="color:#4472c4" %)** AT+SENDB=<confirn_status>,<Fport>,<data_len>,<data>**
203 +== 2.4  Pin Mapping & LED ==
123 123  
124 -example: AT+SENDB=01,02,8,05820802581ea0a5
125 125  
126 -[[image:image-20220602162157-11.png||height="497" width="800"]]
127 127  
207 +== 2.5  Example: Use AT Command to communicate with LA66 module via Arduino UNO. ==
128 128  
129 129  
130 -(% style="color:blue" %)**4. Check to see if TTN received the message**
131 131  
211 +== 2.6  Example: Join TTN network and send an uplink message, get downlink message. ==
132 132  
133 -[[image:image-20220817093644-1.png]]
134 134  
135 135  
215 +== 2.7  Example: Log Temperature Sensor(DHT11) and send data to TTN, show it in DataCake. ==
136 136  
137 -== 1.6  Example: Send PC's CPU/RAM usage to TTN via python ==
138 138  
139 139  
140 -**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]]
219 +== 2.8  Upgrade Firmware of LA66 LoRaWAN Shield ==
141 141  
142 -(**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]])
143 143  
222 +=== 2.8.1  Items needed for update ===
144 144  
145 -(% style="color:red" %)**Preconditions:**
224 +1. LA66 LoRaWAN Shield
225 +1. Arduino
226 +1. USB TO TTL Adapter
146 146  
147 -(% style="color:red" %)**1. LA66 USB LoRaWAN Adapter works fine**
228 +[[image:image-20220602100052-2.png||height="385" width="600"]]
148 148  
149 -(% style="color:red" %)**2. LA66 USB LoRaWAN Adapter  is registered with TTN**
150 150  
231 +=== 2.8.2  Connection ===
151 151  
152 152  
153 -(% style="color:blue" %)**Steps for usage:**
234 +[[image:image-20220602101311-3.png||height="276" width="600"]]
154 154  
155 -(% style="color:blue" %)**1.**(%%) Press the reset switch RESET on the LA66 USB LoRaWAN Adapter
156 156  
157 -(% style="color:blue" %)**2.**(%%) Run the python script in PC and see the TTN
237 +(((
238 +(% style="color:blue" %)**LA66 LoRaWAN Shield**(%%)  **<->** (% style="color:blue" %)**USB TTL**
239 +)))
158 158  
241 +(((
242 +(% style="background-color:yellow" %)**GND  <-> GND
243 +TXD  <->  TXD
244 +RXD  <->  RXD**
245 +)))
159 159  
160 -[[image:image-20220602115852-3.png||height="450" width="1187"]]
161 161  
248 +Put a jumper cap on JP6 of LA66 LoRaWAN Shield. ( the jumper is to power on LA66 module)
162 162  
250 +Connect USB TTL Adapter to PC after connecting the wires
163 163  
164 -== 1.7  Example: Send & Get Messages via LoRaWAN in RPi ==
165 165  
253 +[[image:image-20220602102240-4.png||height="304" width="600"]]
166 166  
167 -Assume user already input the LA66 USB LoRaWAN Adapter OTAA Keys in TTN and there is already TTN network coverage.
168 168  
256 +=== 2.8.3  Upgrade steps ===
169 169  
170 -(% style="color:blue" %)**1. Connect the LA66 USB LoRaWAN Adapter to the Raspberry Pi**
171 171  
259 +==== 1.  Switch SW1 to put in ISP position ====
172 172  
173 -[[image:image-20220723100439-2.png]]
174 174  
262 +[[image:image-20220602102824-5.png||height="306" width="600"]]
175 175  
176 176  
177 -(% style="color:blue" %)**2. Install Minicom in RPi.**
178 178  
266 +==== 2.  Press the RST switch once ====
179 179  
180 -(% id="cke_bm_509388S" style="display:none" %) (%%)Enter the following command in the RPi terminal
181 181  
182 - (% style="background-color:yellow" %)**apt update**
269 +[[image:image-20220602104701-12.png||height="285" width="600"]]
183 183  
184 - (% style="background-color:yellow" %)**apt install minicom**
185 185  
186 186  
187 -Use minicom to connect to the RPI's terminal
273 +==== 3.  Open the Upgrade tool (Tremo Programmer) in PC and Upgrade ====
188 188  
189 -[[image:image-20220602153146-3.png||height="439" width="500"]]
190 190  
276 +(((
277 +(% 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/]]**
278 +)))
191 191  
192 192  
193 -(% style="color:blue" %)**3. Press the reset switch RST on the LA66 USB LoRaWAN Adapter.**
281 +[[image:image-20220602103227-6.png]]
194 194  
195 195  
196 -The following picture appears to prove that the LA66 USB LoRaWAN Adapter successfully entered the network.
284 +[[image:image-20220602103357-7.png]]
197 197  
198 198  
199 -[[image:image-20220602154928-5.png||height="436" width="500"]]
200 200  
288 +(% class="wikigeneratedid" id="HSelecttheCOMportcorrespondingtoUSBTTL" %)
289 +(% style="color:blue" %)**2. Select the COM port corresponding to USB TTL**
201 201  
202 202  
203 -(% style="color:blue" %)**4. Send Uplink message**
292 +[[image:image-20220602103844-8.png]]
204 204  
205 205  
206 -Format: (% style="color:#4472c4" %)**AT+SENDB=<confirn_status>,<Fport>,<data_len>,<data>**
207 207  
208 -example: AT+SENDB=01,02,8,05820802581ea0a5
296 +(% class="wikigeneratedid" id="HSelectthebinfiletoburn" %)
297 +(% style="color:blue" %)**3. Select the bin file to burn**
209 209  
210 210  
211 -[[image:image-20220602160339-6.png||height="517" width="600"]]
300 +[[image:image-20220602104144-9.png]]
212 212  
213 213  
303 +[[image:image-20220602104251-10.png]]
214 214  
215 -Check to see if TTN received the message
216 216  
217 -[[image:image-20220602160627-7.png||height="369" width="800"]]
306 +[[image:image-20220602104402-11.png]]
218 218  
219 219  
220 220  
221 -== 1.8  Example: Use of LA66 USB LoRaWAN Adapter and mobile APP ==
310 +(% class="wikigeneratedid" id="HClicktostartthedownload" %)
311 +(% style="color:blue" %)**4. Click to start the download**
222 222  
313 +[[image:image-20220602104923-13.png]]
223 223  
224 -=== 1.8.1  Hardware and Software Connection ===
225 225  
226 226  
317 +(% class="wikigeneratedid" id="HThefollowingfigureappearstoprovethattheburningisinprogress" %)
318 +(% style="color:blue" %)**5. Check update process**
227 227  
228 -==== (% style="color:blue" %)**Overview：**(%%) ====
229 229  
321 +[[image:image-20220602104948-14.png]]
230 230  
231 -(((
232 -DRAGINO-LA66-APP is an Open Source mobile APP for LA66 USB LoRaWAN Adapter. DRAGINO-LA66-APP has below features:
233 233  
234 -* Send real-time location information of mobile phone to LoRaWAN network.
235 -* Check LoRaWAN network signal strengh.
236 -* Manually send messages to LoRaWAN network.
237 -)))
238 238  
325 +(% class="wikigeneratedid" id="HThefollowingpictureappearstoprovethattheburningissuccessful" %)
326 +(% style="color:blue" %)**The following picture shows that the burning is successful**
239 239  
328 +[[image:image-20220602105251-15.png]]
240 240  
241 241  
242 -==== (% style="color:blue" %)**Hardware Connection:**(%%) ====
243 243  
332 += 3.  LA66 USB LoRaWAN Adapter =
244 244  
245 -A USB to Type-C adapter is needed to connect to a Mobile phone.
246 246  
247 -Note: The package of LA66 USB adapter already includes this USB Type-C adapter.
335 +== 3.1  Overview ==
248 248  
249 -[[image:image-20220813174353-2.png||height="360" width="313"]]
337 +[[image:image-20220715001142-3.png||height="145" width="220"]]
250 250  
339 +(% 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.
251 251  
341 +(% 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.
252 252  
253 -==== (% style="color:blue" %)**Download and Install App:**(%%) ====
343 +Each LA66 module includes a (% style="color:blue" %)**world-unique OTAA key**(%%) for LoRaWAN registration.
254 254  
345 +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.
255 255  
256 -[[(% 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)
347 +LA66 is equipped with (% style="color:blue" %)**TCXO crystal**(%%) which ensures the module can achieve stable performance in extreme temperatures.
257 257  
258 -[[image:image-20220813173738-1.png]]
259 259  
350 +== 3.2  Features ==
260 260  
352 +* LoRaWAN USB adapter base on LA66 LoRaWAN module
353 +* Ultra-long RF range
354 +* Support LoRaWAN v1.0.4 protocol
355 +* Support peer-to-peer protocol
356 +* TCXO crystal to ensure RF performance on low temperature
357 +* Spring RF antenna
358 +* Available in different frequency LoRaWAN frequency bands.
359 +* World-wide unique OTAA keys.
360 +* AT Command via UART-TTL interface
361 +* Firmware upgradable via UART interface
362 +* Open Source Mobile App for LoRaWAN signal detect and GPS tracking.
261 261  
262 -==== (% style="color:blue" %)**Use of APP:**(%%) ====
263 263  
264 264  
265 -Function and page introduction
366 +== 3.3  Specification ==
266 266  
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
267 267  
268 -[[image:image-20220723113448-7.png||height="995" width="450"]]
269 269  
270 -**Block Explain:**
271 271  
272 -1.  Display LA66 USB LoRaWAN Module connection status
386 +== 3.4  Pin Mapping & LED ==
273 273  
274 -2.  Check and reconnect
275 275  
276 -3.  Turn send timestamps on or off
277 277  
278 -4.  Display LoRaWan connection status
390 +== 3.5  Example: Send & Get Messages via LoRaWAN in PC ==
279 279  
280 -5.  Check LoRaWan connection status
281 281  
282 -6.  The RSSI value of the node when the ACK is received
393 +Assume user already input the LA66 USB LoRaWAN Adapter OTAA Keys in TTN and there is already TTN network coverage.
283 283  
284 -7.  Node's Signal Strength Icon
285 285  
286 -8.  Configure Location Uplink Interval
396 +(% style="color:blue" %)**1. Connect the LA66 USB LoRaWAN adapter to PC**
287 287  
288 -9.  AT command input box
289 289  
290 -10.  Send Button:  Send input box info to LA66 USB Adapter
399 +[[image:image-20220602171217-1.png||height="538" width="800"]]
291 291  
292 -11.  Output Log from LA66 USB adapter
293 293  
294 -12.  clear log button
402 +Open the serial port tool
295 295  
296 -13.  exit button
404 +[[image:image-20220602161617-8.png]]
297 297  
406 +[[image:image-20220602161718-9.png||height="457" width="800"]]
298 298  
299 299  
300 -LA66 USB LoRaWAN Module not connected
301 301  
410 +(% style="color:blue" %)**2. Press the reset switch RST on the LA66 USB LoRaWAN Adapter to reset it.**
302 302  
303 -[[image:image-20220723110520-5.png||height="677" width="508"]]
412 +The following picture appears to prove that the LA66 USB LoRaWAN Adapter successfully Join the LoRaWAN network
304 304  
305 305  
415 +[[image:image-20220602161935-10.png||height="498" width="800"]]
306 306  
307 -Connect LA66 USB LoRaWAN Module
308 308  
309 -[[image:image-20220723110626-6.png||height="681" width="511"]]
310 310  
419 +(% style="color:blue" %)**3. See Uplink Command**
311 311  
421 +Command format: (% style="color:#4472c4" %)** AT+SENDB=<confirn_status>,<Fport>,<data_len>,<data>**
312 312  
313 -=== 1.8.2  Send data to TTNv3 and plot location info in Node-Red ===
423 +example: AT+SENDB=01,02,8,05820802581ea0a5
314 314  
425 +[[image:image-20220602162157-11.png||height="497" width="800"]]
315 315  
316 -(% style="color:blue" %)**1.  Register LA66 USB LoRaWAN Module to TTNV3**
317 317  
318 318  
319 -[[image:image-20220723134549-8.png]]
429 +(% style="color:blue" %)**4. Check to see if TTN received the message**
320 320  
431 +[[image:image-20220602162331-12.png||height="420" width="800"]]
321 321  
322 322  
323 -(% style="color:blue" %)**2.  Open Node-RED,And import the JSON file to generate the flow**
324 324  
435 +== 3.6  Example: Send PC's CPU/RAM usage to TTN via python ==
325 325  
326 -Sample JSON file please go to **[[this link>>https://www.dropbox.com/sh/zxwx16qb777uvkz/AABE_P8coGCQ4DAC8enH4bUya?dl=0]]** to download.
327 327  
328 -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/]]
438 +**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]]
329 329  
330 -After see LoRaWAN Online, walk around and the APP will keep sending location info to LoRaWAN server and then to the Node Red.
331 331  
441 +(% style="color:red" %)**Preconditions:**
332 332  
333 -Example output in NodeRed is as below:
443 +(% style="color:red" %)**1. LA66 USB LoRaWAN Adapter works fine**
334 334  
335 -[[image:image-20220723144339-1.png]]
445 +(% style="color:red" %)**2. LA66 USB LoRaWAN Adapter  is registered with TTN**
336 336  
337 337  
338 338  
339 -== 1.9  Upgrade Firmware of LA66 USB LoRaWAN Adapter ==
449 +(% style="color:blue" %)**Steps for usage:**
340 340  
451 +(% style="color:blue" %)**1.**(%%) Press the reset switch RESET on the LA66 USB LoRaWAN Adapter
341 341  
342 -The LA66 USB LoRaWAN Adapter is the same as the LA66 LoRaWAN Shield update method
453 +(% style="color:blue" %)**2.**(%%) Run the python script in PC and see the TTN
343 343  
344 -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)
455 +[[image:image-20220602115852-3.png||height="450" width="1187"]]
345 345  
346 346  
347 -[[image:image-20220723150132-2.png]]
348 348  
459 +== 3.7  Example: Send & Get Messages via LoRaWAN in RPi ==
349 349  
350 350  
351 -= 2.  FAQ =
462 +Assume user already input the LA66 USB LoRaWAN Adapter OTAA Keys in TTN and there is already TTN network coverage.
352 352  
353 353  
354 -== 2.1  How to Compile Source Code for LA66? ==
465 +(% style="color:blue" %)**1. Connect the LA66 USB LoRaWAN Adapter to the Raspberry Pi**
355 355  
467 +[[image:image-20220602171233-2.png||height="538" width="800"]]
356 356  
357 -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]]
358 358  
359 359  
471 +(% style="color:blue" %)**2. Install Minicom in RPi.**
360 360  
361 -= 3.  Order Info =
473 +(% id="cke_bm_509388S" style="display:none" %) (%%)Enter the following command in the RPi terminal
362 362  
475 + (% style="background-color:yellow" %)**apt update**
363 363  
364 -**Part Number:**  (% style="color:blue" %)**LA66-USB-LoRaWAN-Adapter-XXX**
477 + (% style="background-color:yellow" %)**apt install minicom**
365 365  
366 366  
480 +Use minicom to connect to the RPI's terminal
481 +
482 +[[image:image-20220602153146-3.png||height="439" width="500"]]
483 +
484 +
485 +
486 +(% style="color:blue" %)**3. Press the reset switch RST on the LA66 USB LoRaWAN Adapter.**
487 +
488 +The following picture appears to prove that the LA66 USB LoRaWAN Adapter successfully entered the network.
489 +
490 +
491 +[[image:image-20220602154928-5.png||height="436" width="500"]]
492 +
493 +
494 +
495 +(% style="color:blue" %)**4. Send Uplink message**
496 +
497 +Format: (% style="color:#4472c4" %)**AT+SENDB=<confirn_status>,<Fport>,<data_len>,<data>**
498 +
499 +example: AT+SENDB=01,02,8,05820802581ea0a5
500 +
501 +
502 +[[image:image-20220602160339-6.png||height="517" width="600"]]
503 +
504 +
505 +
506 +Check to see if TTN received the message
507 +
508 +[[image:image-20220602160627-7.png||height="369" width="800"]]
509 +
510 +
511 +
512 +== 3.8  Example: LA66 USB Module got a message from LA66 LoRa Shield and send the sensor data to NodeRed. ==
513 +
514 +
515 +
516 +== 3.9  Upgrade Firmware of LA66 USB LoRaWAN Adapter ==
517 +
518 +
519 +
520 +
521 += 4.  Order Info =
522 +
523 +
524 +**Part Number:**  (% style="color:blue" %)**LA66-XXX**(%%), (% style="color:blue" %)**LA66-LoRaWAN-Shield-XXX** (%%) **or**  (% style="color:blue" %)**LA66-USB-LoRaWAN-Adapter-XXX**
525 +
526 +
367 367  (% style="color:blue" %)**XXX**(%%): The default frequency band
368 368  
369 369  * (% style="color:red" %)**AS923**(%%):  LoRaWAN AS923 band
... ... @@ -376,13 +376,6 @@
376 376  * (% style="color:red" %)**CN470**(%%): LoRaWAN CN470 band
377 377  * (% style="color:red" %)**PP**(%%):  Peer to Peer LoRa Protocol
378 378  
539 += 5.  Reference =
379 379  
380 -
381 -
382 -= 4.  Reference =
383 -
384 -
385 -* Hardware Design File for LA66 USB LoRaWAN Adapter : [[Download>>https://www.dropbox.com/sh/a3wbmdcvqjxaqw5/AADZfvAiykJTK624RgMquH86a?dl=0]]
386 -
387 -
388 -
541 +* 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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