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Last modified by Xiaoling on 2025/02/07 16:37
From version 151.1
edited by Bei Jinggeng
on 2022/09/09 15:00
Change comment: There is no comment for this version
To version 92.1
edited by Edwin Chen
on 2022/07/15 00:11
Change comment: Uploaded new attachment "image-20220715001142-3.png", version {1}

Summary

Details

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Title
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1 -LA66 USB LoRaWAN Adapter User Manual
1 +LA66 LoRaWAN Module
Author
... ... @@ -1,1 +1,1 @@
1 -XWiki.Bei
1 +XWiki.Edwin
Content
... ... @@ -6,23 +6,20 @@
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-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.
16 +[[image:image-20220715000242-1.png||height="110" width="132"]]
17 +
18 +(% 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  )))
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.
22 +(% 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  )))
27 27  
28 28  (((
... ... @@ -38,29 +38,25 @@
38 38  )))
39 39  
40 40  
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
43 +* 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.
48 +* Ultra-long RF range
56 56  
57 57  == 1.3  Specification ==
58 58  
59 -
60 60  * CPU: 32-bit 48 MHz
61 61  * Flash: 256KB
62 62  * RAM: 64KB
63 -* Input Power Range: 5v
55 +* Input Power Range: 1.8v ~~ 3.7v
56 +* Power Consumption: < 4uA.
64 64  * Frequency Range: 150 MHz ~~ 960 MHz
65 65  * Maximum Power +22 dBm constant RF output
66 66  * High sensitivity: -148 dBm
... ... @@ -72,296 +72,411 @@
72 72  ** Operating: 10 ~~ 95% (Non-Condensing)
73 73  * LoRa Tx Current: <90 mA at +17 dBm, 108 mA at +22 dBm
74 74  * LoRa Rx current: <9 mA
68 +* I/O Voltage: 3.3v
75 75  
76 -== 1.4  Pin Mapping & LED ==
70 +== 1.4  AT Command ==
77 77  
72 +AT Command is valid over Main TXD and Main RXD. Serial Baud Rate is 9600. AT commands can be found in AT Command documents.
78 78  
79 -[[image:image-20220813183239-3.png||height="526" width="662"]]
80 80  
75 +== 1.5  Dimension ==
81 81  
77 +[[image:image-20220517072526-1.png]]
82 82  
83 -== 1.5  Example: Send & Get Messages via LoRaWAN in PC ==
84 84  
85 85  
81 +== 1.6  Pin Mapping ==
82 +
83 +
84 +[[image:image-20220523101537-1.png]]
85 +
86 +
87 +
88 +== 1.7  Land Pattern ==
89 +
90 +[[image:image-20220517072821-2.png]]
91 +
92 +
93 +
94 += 2.  LA66 LoRaWAN Shield =
95 +
96 +
97 +== 2.1  Overview ==
98 +
99 +
100 +[[image:image-20220715000826-2.png||height="386" width="449"]]
101 +
102 +
103 +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.
104 +
86 86  (((
87 -Assume user already input the LA66 USB LoRaWAN Adapter OTAA Keys in TTN and there is already TTN network coverage.
106 +(% 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.
88 88  )))
89 89  
109 +(((
110 +Each LA66 module includes a (% style="color:blue" %)**world-unique OTAA key**(%%) for LoRaWAN registration.
111 +)))
90 90  
91 -(% style="color:blue" %)**1. Connect the LA66 USB LoRaWAN adapter to PC**
113 +(((
114 +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.
115 +)))
92 92  
117 +(((
118 +LA66 is equipped with (% style="color:blue" %)**TCXO crystal**(%%) which ensures the module can achieve stable performance in extreme temperatures.
119 +)))
93 93  
94 -[[image:image-20220723100027-1.png]]
95 95  
122 +== 2.2  Features ==
96 96  
97 -Open the serial port tool
124 +* Arduino Shield base on LA66 LoRaWAN module
125 +* Support LoRaWAN v1.0.4 protocol
126 +* Support peer-to-peer protocol
127 +* TCXO crystal to ensure RF performance on low temperature
128 +* SMA connector
129 +* Available in different frequency LoRaWAN frequency bands.
130 +* World-wide unique OTAA keys.
131 +* AT Command via UART-TTL interface
132 +* Firmware upgradable via UART interface
133 +* Ultra-long RF range
98 98  
99 -[[image:image-20220602161617-8.png]]
135 +== 2.3  Specification ==
100 100  
101 -[[image:image-20220602161718-9.png||height="457" width="800"]]
137 +* CPU: 32-bit 48 MHz
138 +* Flash: 256KB
139 +* RAM: 64KB
140 +* Input Power Range: 1.8v ~~ 3.7v
141 +* Power Consumption: < 4uA.
142 +* Frequency Range: 150 MHz ~~ 960 MHz
143 +* Maximum Power +22 dBm constant RF output
144 +* High sensitivity: -148 dBm
145 +* Temperature:
146 +** Storage: -55 ~~ +125℃
147 +** Operating: -40 ~~ +85℃
148 +* Humidity:
149 +** Storage: 5 ~~ 95% (Non-Condensing)
150 +** Operating: 10 ~~ 95% (Non-Condensing)
151 +* LoRa Tx Current: <90 mA at +17 dBm, 108 mA at +22 dBm
152 +* LoRa Rx current: <9 mA
153 +* I/O Voltage: 3.3v
102 102  
155 +== 2.4  Pin Mapping & LED ==
103 103  
104 104  
105 -(% style="color:blue" %)**2. Press the reset switch RST on the LA66 USB LoRaWAN Adapter to reset it.**
106 106  
159 +== 2.5  Example: Use AT Command to communicate with LA66 module via Arduino UNO. ==
107 107  
108 -The following picture appears to prove that the LA66 USB LoRaWAN Adapter successfully Join the LoRaWAN network
109 109  
110 110  
111 -[[image:image-20220602161935-10.png||height="498" width="800"]]
163 +== 2.6  Example: Join TTN network and send an uplink message, get downlink message. ==
112 112  
113 113  
114 114  
115 -(% style="color:blue" %)**3. See Uplink Command**
167 +== 2.7  Example: Log Temperature Sensor(DHT11) and send data to TTN, show it in DataCake. ==
116 116  
117 117  
118 -Command format: (% style="color:#4472c4" %)** AT+SENDB=<confirn_status>,<Fport>,<data_len>,<data>**
119 119  
120 -example: AT+SENDB=01,02,8,05820802581ea0a5
171 +== 2.8  Upgrade Firmware of LA66 LoRaWAN Shield ==
121 121  
122 -[[image:image-20220602162157-11.png||height="497" width="800"]]
123 123  
174 +=== 2.8.1  Items needed for update ===
124 124  
176 +1. LA66 LoRaWAN Shield
177 +1. Arduino
178 +1. USB TO TTL Adapter
125 125  
126 -(% style="color:blue" %)**4. Check to see if TTN received the message**
127 127  
181 +[[image:image-20220602100052-2.png||height="385" width="600"]]
128 128  
129 -[[image:image-20220817093644-1.png]]
130 130  
184 +=== 2.8.2  Connection ===
131 131  
132 132  
133 -== 1.6  Example: Send PC's CPU/RAM usage to TTN via python ==
187 +[[image:image-20220602101311-3.png||height="276" width="600"]]
134 134  
135 135  
136 -**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]]
190 +(((
191 +(% style="color:blue" %)**LA66 LoRaWAN Shield**(%%)  **<->** (% style="color:blue" %)**USB TTL**
192 +)))
137 137  
138 -(**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]])
194 +(((
195 +(% style="background-color:yellow" %)**GND  <-> GND
196 +TXD  <->  TXD
197 +RXD  <->  RXD**
198 +)))
139 139  
140 140  
141 -(% style="color:red" %)**Preconditions:**
201 +Put a jumper cap on JP6 of LA66 LoRaWAN Shield. ( the jumper is to power on LA66 module)
142 142  
143 -(% style="color:red" %)**1. LA66 USB LoRaWAN Adapter works fine**
203 +Connect USB TTL Adapter to PC after connecting the wires
144 144  
145 -(% style="color:red" %)**2. LA66 USB LoRaWAN Adapter  is registered with TTN**
146 146  
206 +[[image:image-20220602102240-4.png||height="304" width="600"]]
147 147  
148 148  
149 -(% style="color:blue" %)**Steps for usage:**
209 +=== 2.8.3  Upgrade steps ===
150 150  
151 -(% style="color:blue" %)**1.**(%%) Press the reset switch RESET on the LA66 USB LoRaWAN Adapter
152 152  
153 -(% style="color:blue" %)**2.**(%%) Run the python script in PC and see the TTN
212 +==== 1.  Switch SW1 to put in ISP position ====
154 154  
155 155  
156 -[[image:image-20220602115852-3.png||height="450" width="1187"]]
215 +[[image:image-20220602102824-5.png||height="306" width="600"]]
157 157  
158 158  
159 159  
160 -== 1.7  Example: Send & Get Messages via LoRaWAN in RPi ==
219 +==== 2.  Press the RST switch once ====
161 161  
162 162  
163 -Assume user already input the LA66 USB LoRaWAN Adapter OTAA Keys in TTN and there is already TTN network coverage.
222 +[[image:image-20220602104701-12.png||height="285" width="600"]]
164 164  
165 165  
166 -(% style="color:blue" %)**1. Connect the LA66 USB LoRaWAN Adapter to the Raspberry Pi**
167 167  
226 +==== 3.  Open the Upgrade tool (Tremo Programmer) in PC and Upgrade ====
168 168  
169 -[[image:image-20220723100439-2.png]]
170 170  
229 +(((
230 +(% 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/]]**
231 +)))
171 171  
172 172  
173 -(% style="color:blue" %)**2. Install Minicom in RPi.**
234 +[[image:image-20220602103227-6.png]]
174 174  
175 175  
176 -(% id="cke_bm_509388S" style="display:none" %) (%%)Enter the following command in the RPi terminal
237 +[[image:image-20220602103357-7.png]]
177 177  
178 - (% style="background-color:yellow" %)**apt update**
179 179  
180 - (% style="background-color:yellow" %)**apt install minicom**
181 181  
241 +(% class="wikigeneratedid" id="HSelecttheCOMportcorrespondingtoUSBTTL" %)
242 +(% style="color:blue" %)**2. Select the COM port corresponding to USB TTL**
182 182  
183 -Use minicom to connect to the RPI's terminal
184 184  
185 -[[image:image-20220602153146-3.png||height="439" width="500"]]
245 +[[image:image-20220602103844-8.png]]
186 186  
187 187  
188 188  
189 -(% style="color:blue" %)**3. Press the reset switch RST on the LA66 USB LoRaWAN Adapter.**
249 +(% class="wikigeneratedid" id="HSelectthebinfiletoburn" %)
250 +(% style="color:blue" %)**3. Select the bin file to burn**
190 190  
191 191  
192 -The following picture appears to prove that the LA66 USB LoRaWAN Adapter successfully entered the network.
253 +[[image:image-20220602104144-9.png]]
193 193  
194 194  
195 -[[image:image-20220602154928-5.png||height="436" width="500"]]
256 +[[image:image-20220602104251-10.png]]
196 196  
197 197  
259 +[[image:image-20220602104402-11.png]]
198 198  
199 -(% style="color:blue" %)**4. Send Uplink message**
200 200  
201 201  
202 -Format: (% style="color:#4472c4" %)**AT+SENDB=<confirn_status>,<Fport>,<data_len>,<data>**
263 +(% class="wikigeneratedid" id="HClicktostartthedownload" %)
264 +(% style="color:blue" %)**4. Click to start the download**
203 203  
204 -example: AT+SENDB=01,02,8,05820802581ea0a5
266 +[[image:image-20220602104923-13.png]]
205 205  
206 206  
207 -[[image:image-20220602160339-6.png||height="517" width="600"]]
208 208  
270 +(% class="wikigeneratedid" id="HThefollowingfigureappearstoprovethattheburningisinprogress" %)
271 +(% style="color:blue" %)**5. Check update process**
209 209  
210 210  
211 -Check to see if TTN received the message
274 +[[image:image-20220602104948-14.png]]
212 212  
213 -[[image:image-20220602160627-7.png||height="369" width="800"]]
214 214  
215 215  
278 +(% class="wikigeneratedid" id="HThefollowingpictureappearstoprovethattheburningissuccessful" %)
279 +(% style="color:blue" %)**The following picture shows that the burning is successful**
216 216  
217 -== 1.8  Example: Use of LA66 USB LoRaWAN Adapter and mobile APP ==
281 +[[image:image-20220602105251-15.png]]
218 218  
219 219  
220 -=== 1.8.1  Hardware and Software Connection ===
221 221  
285 += 3.  LA66 USB LoRaWAN Adapter =
222 222  
223 223  
224 -==== (% style="color:blue" %)**Overview：**(%%) ====
288 +== 3.1  Overview ==
225 225  
290 +(% 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.
226 226  
227 -(((
228 -DRAGINO-LA66-APP is an Open Source mobile APP for LA66 USB LoRaWAN Adapter. DRAGINO-LA66-APP has below features:
292 +(% 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.
229 229  
230 -* Send real-time location information of mobile phone to LoRaWAN network.
231 -* Check LoRaWAN network signal strengh.
232 -* Manually send messages to LoRaWAN network.
233 -)))
294 +Each LA66 module includes a (% style="color:blue" %)**world-unique OTAA key**(%%) for LoRaWAN registration.
234 234  
296 +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.
235 235  
298 +LA66 is equipped with (% style="color:blue" %)**TCXO crystal**(%%) which ensures the module can achieve stable performance in extreme temperatures.
236 236  
237 237  
238 -==== (% style="color:blue" %)**Hardware Connection:**(%%) ====
301 +== 3.2  Features ==
239 239  
303 +* LoRaWAN USB adapter base on LA66 LoRaWAN module
304 +* Ultra-long RF range
305 +* Support LoRaWAN v1.0.4 protocol
306 +* Support peer-to-peer protocol
307 +* TCXO crystal to ensure RF performance on low temperature
308 +* Spring RF antenna
309 +* Available in different frequency LoRaWAN frequency bands.
310 +* World-wide unique OTAA keys.
311 +* AT Command via UART-TTL interface
312 +* Firmware upgradable via UART interface
240 240  
241 -A USB to Type-C adapter is needed to connect to a Mobile phone.
314 +== 3.3  Specification ==
242 242  
243 -Note: The package of LA66 USB adapter already includes this USB Type-C adapter.
316 +* CPU: 32-bit 48 MHz
317 +* Flash: 256KB
318 +* RAM: 64KB
319 +* Input Power Range: 5v
320 +* Frequency Range: 150 MHz ~~ 960 MHz
321 +* Maximum Power +22 dBm constant RF output
322 +* High sensitivity: -148 dBm
323 +* Temperature:
324 +** Storage: -55 ~~ +125℃
325 +** Operating: -40 ~~ +85℃
326 +* Humidity:
327 +** Storage: 5 ~~ 95% (Non-Condensing)
328 +** Operating: 10 ~~ 95% (Non-Condensing)
329 +* LoRa Tx Current: <90 mA at +17 dBm, 108 mA at +22 dBm
330 +* LoRa Rx current: <9 mA
244 244  
245 -[[image:image-20220813174353-2.png||height="360" width="313"]]
332 +== 3.4  Pin Mapping & LED ==
246 246  
247 247  
248 248  
249 -==== (% style="color:blue" %)**Download and Install App:**(%%) ====
336 +== 3.5  Example: Send & Get Messages via LoRaWAN in PC ==
250 250  
251 251  
252 -[[(% 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)
339 +Assume user already input the LA66 USB LoRaWAN Adapter OTAA Keys in TTN and there is already TTN network coverage.
253 253  
254 -[[image:image-20220813173738-1.png]]
255 255  
342 +(% style="color:blue" %)**1. Connect the LA66 USB LoRaWAN adapter to PC**
256 256  
257 257  
258 -==== (% style="color:blue" %)**Use of APP:**(%%) ====
345 +[[image:image-20220602171217-1.png||height="538" width="800"]]
259 259  
260 260  
261 -Function and page introduction
348 +Open the serial port tool
262 262  
350 +[[image:image-20220602161617-8.png]]
263 263  
264 -[[image:image-20220723113448-7.png||height="995" width="450"]]
352 +[[image:image-20220602161718-9.png||height="457" width="800"]]
265 265  
266 -**Block Explain:**
267 267  
268 -1.  Display LA66 USB LoRaWAN Module connection status
269 269  
270 -2.  Check and reconnect
356 +(% style="color:blue" %)**2. Press the reset switch RST on the LA66 USB LoRaWAN Adapter to reset it.**
271 271  
272 -3.  Turn send timestamps on or off
358 +The following picture appears to prove that the LA66 USB LoRaWAN Adapter successfully Join the LoRaWAN network
273 273  
274 -4.  Display LoRaWan connection status
275 275  
276 -5.  Check LoRaWan connection status
361 +[[image:image-20220602161935-10.png||height="498" width="800"]]
277 277  
278 -6.  The RSSI value of the node when the ACK is received
279 279  
280 -7.  Node's Signal Strength Icon
281 281  
282 -8.  Configure Location Uplink Interval
365 +(% style="color:blue" %)**3. See Uplink Command**
283 283  
284 -9.  AT command input box
367 +Command format: (% style="color:#4472c4" %)** AT+SENDB=<confirn_status>,<Fport>,<data_len>,<data>**
285 285  
286 -10.  Send Button:  Send input box info to LA66 USB Adapter
369 +example: AT+SENDB=01,02,8,05820802581ea0a5
287 287  
288 -11.  Output Log from LA66 USB adapter
371 +[[image:image-20220602162157-11.png||height="497" width="800"]]
289 289  
290 -12.  clear log button
291 291  
292 -13.  exit button
293 293  
375 +(% style="color:blue" %)**4. Check to see if TTN received the message**
294 294  
377 +[[image:image-20220602162331-12.png||height="420" width="800"]]
295 295  
296 -LA66 USB LoRaWAN Module not connected
297 297  
298 298  
299 -[[image:image-20220723110520-5.png||height="677" width="508"]]
381 +== 3.6  Example: Send PC's CPU/RAM usage to TTN via python ==
300 300  
301 301  
384 +**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]]
302 302  
303 -Connect LA66 USB LoRaWAN Module
304 304  
305 -[[image:image-20220723110626-6.png||height="681" width="511"]]
387 +(% style="color:red" %)**Preconditions:**
306 306  
389 +(% style="color:red" %)**1. LA66 USB LoRaWAN Adapter works fine**
307 307  
391 +(% style="color:red" %)**2. LA66 USB LoRaWAN Adapter  is registered with TTN**
308 308  
309 -=== 1.8.2  Send data to TTNv3 and plot location info in Node-Red ===
310 310  
311 311  
312 -(% style="color:blue" %)**1.  Register LA66 USB LoRaWAN Module to TTNV3**
395 +(% style="color:blue" %)**Steps for usage:**
313 313  
397 +(% style="color:blue" %)**1.**(%%) Press the reset switch RESET on the LA66 USB LoRaWAN Adapter
314 314  
315 -[[image:image-20220723134549-8.png]]
399 +(% style="color:blue" %)**2.**(%%) Run the python script in PC and see the TTN
316 316  
401 +[[image:image-20220602115852-3.png||height="450" width="1187"]]
317 317  
318 318  
319 -(% style="color:blue" %)**2.  Open Node-RED,And import the JSON file to generate the flow**
320 320  
405 +== 3.7  Example: Send & Get Messages via LoRaWAN in RPi ==
321 321  
322 -Sample JSON file please go to **[[this link>>https://www.dropbox.com/sh/zxwx16qb777uvkz/AABE_P8coGCQ4DAC8enH4bUya?dl=0]]** to download.
323 323  
324 -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/]]
408 +Assume user already input the LA66 USB LoRaWAN Adapter OTAA Keys in TTN and there is already TTN network coverage.
325 325  
326 -After see LoRaWAN Online, walk around and the APP will keep sending location info to LoRaWAN server and then to the Node Red.
327 327  
328 -LA66~-~-node-red~-~-decoder:[[dragino-end-node-decoder/Node-RED at main · dragino/dragino-end-node-decoder · GitHub>>url:https://github.com/dragino/dragino-end-node-decoder/tree/main/Node-RED]]
411 +(% style="color:blue" %)**1. Connect the LA66 USB LoRaWAN Adapter to the Raspberry Pi**
329 329  
413 +[[image:image-20220602171233-2.png||height="538" width="800"]]
330 330  
331 -Example output in NodeRed is as below:
332 332  
333 -[[image:image-20220723144339-1.png]]
334 334  
417 +(% style="color:blue" %)**2. Install Minicom in RPi.**
335 335  
419 +(% id="cke_bm_509388S" style="display:none" %) (%%)Enter the following command in the RPi terminal
336 336  
337 -== 1.9  Upgrade Firmware of LA66 USB LoRaWAN Adapter ==
421 + (% style="background-color:yellow" %)**apt update**
338 338  
423 + (% style="background-color:yellow" %)**apt install minicom**
339 339  
340 -The LA66 USB LoRaWAN Adapter is the same as the LA66 LoRaWAN Shield update method
341 341  
342 -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)
426 +Use minicom to connect to the RPI's terminal
343 343  
428 +[[image:image-20220602153146-3.png||height="439" width="500"]]
344 344  
345 -[[image:image-20220723150132-2.png]]
346 346  
347 347  
432 +(% style="color:blue" %)**3. Press the reset switch RST on the LA66 USB LoRaWAN Adapter.**
348 348  
349 -= 2.  FAQ =
434 +The following picture appears to prove that the LA66 USB LoRaWAN Adapter successfully entered the network.
350 350  
351 351  
352 -== 2.1  How to Compile Source Code for LA66? ==
437 +[[image:image-20220602154928-5.png||height="436" width="500"]]
353 353  
354 354  
355 -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]]
356 356  
441 +(% style="color:blue" %)**4. Send Uplink message**
357 357  
443 +Format: (% style="color:#4472c4" %)**AT+SENDB=<confirn_status>,<Fport>,<data_len>,<data>**
358 358  
359 -= 3.  Order Info =
445 +example: AT+SENDB=01,02,8,05820802581ea0a5
360 360  
361 361  
362 -**Part Number:**  (% style="color:blue" %)**LA66-USB-LoRaWAN-Adapter-XXX**
448 +[[image:image-20220602160339-6.png||height="517" width="600"]]
363 363  
364 364  
451 +
452 +Check to see if TTN received the message
453 +
454 +[[image:image-20220602160627-7.png||height="369" width="800"]]
455 +
456 +
457 +
458 +== 3.8  Example: LA66 USB Module got a message from LA66 LoRa Shield and send the sensor data to NodeRed. ==
459 +
460 +
461 +
462 +== 3.9  Upgrade Firmware of LA66 USB LoRaWAN Adapter ==
463 +
464 +
465 +
466 +
467 += 4.  Order Info =
468 +
469 +
470 +**Part Number:**  (% style="color:blue" %)**LA66-XXX**(%%), (% style="color:blue" %)**LA66-LoRaWAN-Shield-XXX** (%%) **or**  (% style="color:blue" %)**LA66-USB-LoRaWAN-Adapter-XXX**
471 +
472 +
365 365  (% style="color:blue" %)**XXX**(%%): The default frequency band
366 366  
367 367  * (% style="color:red" %)**AS923**(%%):  LoRaWAN AS923 band
... ... @@ -374,11 +374,8 @@
374 374  * (% style="color:red" %)**CN470**(%%): LoRaWAN CN470 band
375 375  * (% style="color:red" %)**PP**(%%):  Peer to Peer LoRa Protocol
376 376  
485 += 5.  Reference =
377 377  
378 -= 4.  Reference =
487 +* Hardware Design File for LA66 LoRaWAN Shield, LA66 USB LoRaWAN Adapter : [[Download>>https://www.dropbox.com/sh/a3wbmdcvqjxaqw5/AADZfvAiykJTK624RgMquH86a?dl=0]]
379 379  
380 -
381 -* Hardware Design File for LA66 USB LoRaWAN Adapter : [[Download>>https://www.dropbox.com/sh/a3wbmdcvqjxaqw5/AADZfvAiykJTK624RgMquH86a?dl=0]]
382 -* Mobile Phone App Source Code: [[Download>>https://github.com/dragino/LA66_Mobile_App]].
383 -
384 384  
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