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Last modified by Xiaoling on 2025/02/07 16:37
From version 150.1
edited by Edwin Chen
on 2022/08/30 19:09
Change comment: There is no comment for this version
To version 100.3
edited by Xiaoling
on 2022/07/19 11:41
Change comment: There is no comment for this version

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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.Edwin
1 +XWiki.Xiaoling
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  (((
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.
30 +(((
31 +(% 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  )))
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  
... ... @@ -32,36 +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  
66 +
58 58  == 1.3  Specification ==
59 59  
60 -
61 61  * CPU: 32-bit 48 MHz
62 62  * Flash: 256KB
63 63  * RAM: 64KB
64 -* Input Power Range: 5v
72 +* Input Power Range: 1.8v ~~ 3.7v
73 +* Power Consumption: < 4uA.
65 65  * Frequency Range: 150 MHz ~~ 960 MHz
66 66  * Maximum Power +22 dBm constant RF output
67 67  * High sensitivity: -148 dBm
... ... @@ -73,295 +73,447 @@
73 73  ** Operating: 10 ~~ 95% (Non-Condensing)
74 74  * LoRa Tx Current: <90 mA at +17 dBm, 108 mA at +22 dBm
75 75  * LoRa Rx current: <9 mA
85 +* I/O Voltage: 3.3v
76 76  
77 77  
78 -== 1.4  Pin Mapping & LED ==
79 79  
89 +== 1.4  AT Command ==
80 80  
81 -[[image:image-20220813183239-3.png||height="526" width="662"]]
82 82  
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.
83 83  
84 84  
85 -== 1.5  Example: Send & Get Messages via LoRaWAN in PC ==
86 86  
96 +== 1.5  Dimension ==
87 87  
98 +[[image:image-20220718094750-3.png]]
99 +
100 +
101 +
102 +
103 +== 1.6  Pin Mapping ==
104 +
105 +
106 +[[image:image-20220719093156-1.png]]
107 +
108 +
109 +
110 +== 1.7  Land Pattern ==
111 +
112 +[[image:image-20220517072821-2.png]]
113 +
114 +
115 +
116 += 2.  LA66 LoRaWAN Shield =
117 +
118 +
119 +== 2.1  Overview ==
120 +
121 +
88 88  (((
89 -Assume user already input the LA66 USB LoRaWAN Adapter OTAA Keys in TTN and there is already TTN network coverage.
123 +[[image:image-20220715000826-2.png||height="145" width="220"]]
90 90  )))
91 91  
126 +(((
127 +
128 +)))
92 92  
93 -(% style="color:blue" %)**1. Connect the LA66 USB LoRaWAN adapter to PC**
130 +(((
131 +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.
132 +)))
94 94  
134 +(((
135 +(((
136 +(% 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.
137 +)))
138 +)))
95 95  
96 -[[image:image-20220723100027-1.png]]
140 +(((
141 +(((
142 +Each LA66 module includes a (% style="color:blue" %)**world-unique OTAA key**(%%) for LoRaWAN registration.
143 +)))
144 +)))
97 97  
146 +(((
147 +(((
148 +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.
149 +)))
150 +)))
98 98  
99 -Open the serial port tool
152 +(((
153 +(((
154 +LA66 is equipped with (% style="color:blue" %)**TCXO crystal**(%%) which ensures the module can achieve stable performance in extreme temperatures.
155 +)))
156 +)))
100 100  
101 -[[image:image-20220602161617-8.png]]
102 102  
103 -[[image:image-20220602161718-9.png||height="457" width="800"]]
104 104  
160 +== 2.2  Features ==
105 105  
162 +* Arduino Shield base on LA66 LoRaWAN module
163 +* Support LoRaWAN v1.0.4 protocol
164 +* Support peer-to-peer protocol
165 +* TCXO crystal to ensure RF performance on low temperature
166 +* SMA connector
167 +* Available in different frequency LoRaWAN frequency bands.
168 +* World-wide unique OTAA keys.
169 +* AT Command via UART-TTL interface
170 +* Firmware upgradable via UART interface
171 +* Ultra-long RF range
106 106  
107 -(% style="color:blue" %)**2. Press the reset switch RST on the LA66 USB LoRaWAN Adapter to reset it.**
108 108  
109 109  
110 -The following picture appears to prove that the LA66 USB LoRaWAN Adapter successfully Join the LoRaWAN network
175 +== 2.3  Specification ==
111 111  
177 +* CPU: 32-bit 48 MHz
178 +* Flash: 256KB
179 +* RAM: 64KB
180 +* Input Power Range: 1.8v ~~ 3.7v
181 +* Power Consumption: < 4uA.
182 +* Frequency Range: 150 MHz ~~ 960 MHz
183 +* Maximum Power +22 dBm constant RF output
184 +* High sensitivity: -148 dBm
185 +* Temperature:
186 +** Storage: -55 ~~ +125℃
187 +** Operating: -40 ~~ +85℃
188 +* Humidity:
189 +** Storage: 5 ~~ 95% (Non-Condensing)
190 +** Operating: 10 ~~ 95% (Non-Condensing)
191 +* LoRa Tx Current: <90 mA at +17 dBm, 108 mA at +22 dBm
192 +* LoRa Rx current: <9 mA
193 +* I/O Voltage: 3.3v
112 112  
113 -[[image:image-20220602161935-10.png||height="498" width="800"]]
114 114  
115 115  
197 +== 2.4  Pin Mapping & LED ==
116 116  
117 -(% style="color:blue" %)**3. See Uplink Command**
118 118  
119 119  
120 -Command format: (% style="color:#4472c4" %)** AT+SENDB=<confirn_status>,<Fport>,<data_len>,<data>**
201 +== 2.5  Example: Use AT Command to communicate with LA66 module via Arduino UNO. ==
121 121  
122 -example: AT+SENDB=01,02,8,05820802581ea0a5
123 123  
124 -[[image:image-20220602162157-11.png||height="497" width="800"]]
125 125  
205 +== 2.6  Example: Join TTN network and send an uplink message, get downlink message. ==
126 126  
127 127  
128 -(% style="color:blue" %)**4. Check to see if TTN received the message**
129 129  
209 +== 2.7  Example: Log Temperature Sensor(DHT11) and send data to TTN, show it in DataCake. ==
130 130  
131 -[[image:image-20220817093644-1.png]]
132 132  
133 133  
213 +== 2.8  Upgrade Firmware of LA66 LoRaWAN Shield ==
134 134  
135 -== 1.6  Example: Send PC's CPU/RAM usage to TTN via python ==
136 136  
216 +=== 2.8.1  Items needed for update ===
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]]
218 +1. LA66 LoRaWAN Shield
219 +1. Arduino
220 +1. USB TO TTL Adapter
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  
142 142  
143 -(% style="color:red" %)**Preconditions:**
224 +[[image:image-20220602100052-2.png||height="385" width="600"]]
144 144  
145 -(% style="color:red" %)**1. LA66 USB LoRaWAN Adapter works fine**
146 146  
147 -(% style="color:red" %)**2. LA66 USB LoRaWAN Adapter  is registered with TTN**
227 +=== 2.8.2  Connection ===
148 148  
149 149  
230 +[[image:image-20220602101311-3.png||height="276" width="600"]]
150 150  
151 -(% style="color:blue" %)**Steps for usage:**
152 152  
153 -(% style="color:blue" %)**1.**(%%) Press the reset switch RESET on the LA66 USB LoRaWAN Adapter
233 +(((
234 +(% style="color:blue" %)**LA66 LoRaWAN Shield**(%%)  **<->** (% style="color:blue" %)**USB TTL**
235 +)))
154 154  
155 -(% style="color:blue" %)**2.**(%%) Run the python script in PC and see the TTN
237 +(((
238 +(% style="background-color:yellow" %)**GND  <-> GND
239 +TXD  <->  TXD
240 +RXD  <->  RXD**
241 +)))
156 156  
157 157  
158 -[[image:image-20220602115852-3.png||height="450" width="1187"]]
244 +Put a jumper cap on JP6 of LA66 LoRaWAN Shield. ( the jumper is to power on LA66 module)
159 159  
246 +Connect USB TTL Adapter to PC after connecting the wires
160 160  
161 161  
162 -== 1.7  Example: Send & Get Messages via LoRaWAN in RPi ==
249 +[[image:image-20220602102240-4.png||height="304" width="600"]]
163 163  
164 164  
165 -Assume user already input the LA66 USB LoRaWAN Adapter OTAA Keys in TTN and there is already TTN network coverage.
252 +=== 2.8.3  Upgrade steps ===
166 166  
167 167  
168 -(% style="color:blue" %)**1. Connect the LA66 USB LoRaWAN Adapter to the Raspberry Pi**
255 +==== 1.  Switch SW1 to put in ISP position ====
169 169  
170 170  
171 -[[image:image-20220723100439-2.png]]
258 +[[image:image-20220602102824-5.png||height="306" width="600"]]
172 172  
173 173  
174 174  
175 -(% style="color:blue" %)**2. Install Minicom in RPi.**
262 +==== 2.  Press the RST switch once ====
176 176  
177 177  
178 -(% id="cke_bm_509388S" style="display:none" %) (%%)Enter the following command in the RPi terminal
265 +[[image:image-20220602104701-12.png||height="285" width="600"]]
179 179  
180 - (% style="background-color:yellow" %)**apt update**
181 181  
182 - (% style="background-color:yellow" %)**apt install minicom**
183 183  
269 +==== 3.  Open the Upgrade tool (Tremo Programmer) in PC and Upgrade ====
184 184  
185 -Use minicom to connect to the RPI's terminal
186 186  
187 -[[image:image-20220602153146-3.png||height="439" width="500"]]
272 +(((
273 +(% 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/]]**
274 +)))
188 188  
189 189  
277 +[[image:image-20220602103227-6.png]]
190 190  
191 -(% style="color:blue" %)**3. Press the reset switch RST on the LA66 USB LoRaWAN Adapter.**
192 192  
280 +[[image:image-20220602103357-7.png]]
193 193  
194 -The following picture appears to prove that the LA66 USB LoRaWAN Adapter successfully entered the network.
195 195  
196 196  
197 -[[image:image-20220602154928-5.png||height="436" width="500"]]
284 +(% class="wikigeneratedid" id="HSelecttheCOMportcorrespondingtoUSBTTL" %)
285 +(% style="color:blue" %)**2. Select the COM port corresponding to USB TTL**
198 198  
199 199  
288 +[[image:image-20220602103844-8.png]]
200 200  
201 -(% style="color:blue" %)**4. Send Uplink message**
202 202  
203 203  
204 -Format: (% style="color:#4472c4" %)**AT+SENDB=<confirn_status>,<Fport>,<data_len>,<data>**
292 +(% class="wikigeneratedid" id="HSelectthebinfiletoburn" %)
293 +(% style="color:blue" %)**3. Select the bin file to burn**
205 205  
206 -example: AT+SENDB=01,02,8,05820802581ea0a5
207 207  
296 +[[image:image-20220602104144-9.png]]
208 208  
209 -[[image:image-20220602160339-6.png||height="517" width="600"]]
210 210  
299 +[[image:image-20220602104251-10.png]]
211 211  
212 212  
213 -Check to see if TTN received the message
302 +[[image:image-20220602104402-11.png]]
214 214  
215 -[[image:image-20220602160627-7.png||height="369" width="800"]]
216 216  
217 217  
306 +(% class="wikigeneratedid" id="HClicktostartthedownload" %)
307 +(% style="color:blue" %)**4. Click to start the download**
218 218  
219 -== 1.8  Example: Use of LA66 USB LoRaWAN Adapter and mobile APP ==
309 +[[image:image-20220602104923-13.png]]
220 220  
221 221  
222 -=== 1.8.1  Hardware and Software Connection ===
223 223  
313 +(% class="wikigeneratedid" id="HThefollowingfigureappearstoprovethattheburningisinprogress" %)
314 +(% style="color:blue" %)**5. Check update process**
224 224  
225 225  
226 -==== (% style="color:blue" %)**Overview：**(%%) ====
317 +[[image:image-20220602104948-14.png]]
227 227  
228 228  
229 -(((
230 -DRAGINO-LA66-APP is an Open Source mobile APP for LA66 USB LoRaWAN Adapter. DRAGINO-LA66-APP has below features:
231 231  
232 -* Send real-time location information of mobile phone to LoRaWAN network.
233 -* Check LoRaWAN network signal strengh.
234 -* Manually send messages to LoRaWAN network.
235 -)))
321 +(% class="wikigeneratedid" id="HThefollowingpictureappearstoprovethattheburningissuccessful" %)
322 +(% style="color:blue" %)**The following picture shows that the burning is successful**
236 236  
324 +[[image:image-20220602105251-15.png]]
237 237  
238 238  
239 239  
240 -==== (% style="color:blue" %)**Hardware Connection:**(%%) ====
328 += 3.  LA66 USB LoRaWAN Adapter =
241 241  
242 242  
243 -A USB to Type-C adapter is needed to connect to a Mobile phone.
331 +== 3.1  Overview ==
244 244  
245 -Note: The package of LA66 USB adapter already includes this USB Type-C adapter.
246 246  
247 -[[image:image-20220813174353-2.png||height="360" width="313"]]
334 +[[image:image-20220715001142-3.png||height="145" width="220"]]
248 248  
249 249  
337 +(% 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.
250 250  
251 -==== (% style="color:blue" %)**Download and Install App:**(%%) ====
339 +(% 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  
341 +Each LA66 module includes a (% style="color:blue" %)**world-unique OTAA key**(%%) for LoRaWAN registration.
253 253  
254 -[[(% 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)
343 +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 -[[image:image-20220813173738-1.png]]
345 +LA66 is equipped with (% style="color:blue" %)**TCXO crystal**(%%) which ensures the module can achieve stable performance in extreme temperatures.
257 257  
258 258  
259 259  
260 -==== (% style="color:blue" %)**Use of APP:**(%%) ====
349 +== 3.2  Features ==
261 261  
351 +* LoRaWAN USB adapter base on LA66 LoRaWAN module
352 +* Ultra-long RF range
353 +* Support LoRaWAN v1.0.4 protocol
354 +* Support peer-to-peer protocol
355 +* TCXO crystal to ensure RF performance on low temperature
356 +* Spring RF antenna
357 +* Available in different frequency LoRaWAN frequency bands.
358 +* World-wide unique OTAA keys.
359 +* AT Command via UART-TTL interface
360 +* Firmware upgradable via UART interface
361 +* Open Source Mobile App for LoRaWAN signal detect and GPS tracking.
262 262  
263 -Function and page introduction
264 264  
265 265  
266 -[[image:image-20220723113448-7.png||height="995" width="450"]]
365 +== 3.3  Specification ==
267 267  
268 -**Block Explain:**
367 +* CPU: 32-bit 48 MHz
368 +* Flash: 256KB
369 +* RAM: 64KB
370 +* Input Power Range: 5v
371 +* Frequency Range: 150 MHz ~~ 960 MHz
372 +* Maximum Power +22 dBm constant RF output
373 +* High sensitivity: -148 dBm
374 +* Temperature:
375 +** Storage: -55 ~~ +125℃
376 +** Operating: -40 ~~ +85℃
377 +* Humidity:
378 +** Storage: 5 ~~ 95% (Non-Condensing)
379 +** Operating: 10 ~~ 95% (Non-Condensing)
380 +* LoRa Tx Current: <90 mA at +17 dBm, 108 mA at +22 dBm
381 +* LoRa Rx current: <9 mA
269 269  
270 -1.  Display LA66 USB LoRaWAN Module connection status
271 271  
272 -2.  Check and reconnect
273 273  
274 -3.  Turn send timestamps on or off
385 +== 3.4  Pin Mapping & LED ==
275 275  
276 -4.  Display LoRaWan connection status
277 277  
278 -5.  Check LoRaWan connection status
279 279  
280 -6.  The RSSI value of the node when the ACK is received
389 +== 3.5  Example: Send & Get Messages via LoRaWAN in PC ==
281 281  
282 -7.  Node's Signal Strength Icon
283 283  
284 -8.  Configure Location Uplink Interval
392 +Assume user already input the LA66 USB LoRaWAN Adapter OTAA Keys in TTN and there is already TTN network coverage.
285 285  
286 -9.  AT command input box
287 287  
288 -10.  Send Button:  Send input box info to LA66 USB Adapter
395 +(% style="color:blue" %)**1. Connect the LA66 USB LoRaWAN adapter to PC**
289 289  
290 -11.  Output Log from LA66 USB adapter
291 291  
292 -12.  clear log button
398 +[[image:image-20220602171217-1.png||height="538" width="800"]]
293 293  
294 -13.  exit button
295 295  
401 +Open the serial port tool
296 296  
403 +[[image:image-20220602161617-8.png]]
297 297  
298 -LA66 USB LoRaWAN Module not connected
405 +[[image:image-20220602161718-9.png||height="457" width="800"]]
299 299  
300 300  
301 -[[image:image-20220723110520-5.png||height="677" width="508"]]
302 302  
409 +(% style="color:blue" %)**2. Press the reset switch RST on the LA66 USB LoRaWAN Adapter to reset it.**
303 303  
411 +The following picture appears to prove that the LA66 USB LoRaWAN Adapter successfully Join the LoRaWAN network
304 304  
305 -Connect LA66 USB LoRaWAN Module
306 306  
307 -[[image:image-20220723110626-6.png||height="681" width="511"]]
414 +[[image:image-20220602161935-10.png||height="498" width="800"]]
308 308  
309 309  
310 310  
311 -=== 1.8.2  Send data to TTNv3 and plot location info in Node-Red ===
418 +(% style="color:blue" %)**3. See Uplink Command**
312 312  
420 +Command format: (% style="color:#4472c4" %)** AT+SENDB=<confirn_status>,<Fport>,<data_len>,<data>**
313 313  
314 -(% style="color:blue" %)**1.  Register LA66 USB LoRaWAN Module to TTNV3**
422 +example: AT+SENDB=01,02,8,05820802581ea0a5
315 315  
424 +[[image:image-20220602162157-11.png||height="497" width="800"]]
316 316  
317 -[[image:image-20220723134549-8.png]]
318 318  
319 319  
428 +(% style="color:blue" %)**4. Check to see if TTN received the message**
320 320  
321 -(% style="color:blue" %)**2.  Open Node-RED,And import the JSON file to generate the flow**
430 +[[image:image-20220602162331-12.png||height="420" width="800"]]
322 322  
323 323  
324 -Sample JSON file please go to **[[this link>>https://www.dropbox.com/sh/zxwx16qb777uvkz/AABE_P8coGCQ4DAC8enH4bUya?dl=0]]** to download.
325 325  
326 -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/]]
434 +== 3.6  Example: Send PC's CPU/RAM usage to TTN via python ==
327 327  
328 -After see LoRaWAN Online, walk around and the APP will keep sending location info to LoRaWAN server and then to the Node Red.
329 329  
437 +**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]]
330 330  
331 -Example output in NodeRed is as below:
332 332  
333 -[[image:image-20220723144339-1.png]]
440 +(% style="color:red" %)**Preconditions:**
334 334  
442 +(% style="color:red" %)**1. LA66 USB LoRaWAN Adapter works fine**
335 335  
444 +(% style="color:red" %)**2. LA66 USB LoRaWAN Adapter  is registered with TTN**
336 336  
337 -== 1.9  Upgrade Firmware of LA66 USB LoRaWAN Adapter ==
338 338  
339 339  
340 -The LA66 USB LoRaWAN Adapter is the same as the LA66 LoRaWAN Shield update method
448 +(% style="color:blue" %)**Steps for usage:**
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)
450 +(% style="color:blue" %)**1.**(%%) Press the reset switch RESET on the LA66 USB LoRaWAN Adapter
343 343  
452 +(% style="color:blue" %)**2.**(%%) Run the python script in PC and see the TTN
344 344  
345 -[[image:image-20220723150132-2.png]]
454 +[[image:image-20220602115852-3.png||height="450" width="1187"]]
346 346  
347 347  
348 348  
349 -= 2.  FAQ =
458 +== 3.7  Example: Send & Get Messages via LoRaWAN in RPi ==
350 350  
351 351  
352 -== 2.1  How to Compile Source Code for LA66? ==
461 +Assume user already input the LA66 USB LoRaWAN Adapter OTAA Keys in TTN and there is already TTN network coverage.
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]]
464 +(% style="color:blue" %)**1. Connect the LA66 USB LoRaWAN Adapter to the Raspberry Pi**
356 356  
466 +[[image:image-20220602171233-2.png||height="538" width="800"]]
357 357  
358 358  
359 -= 3.  Order Info =
360 360  
470 +(% style="color:blue" %)**2. Install Minicom in RPi.**
361 361  
362 -**Part Number:**  (% style="color:blue" %)**LA66-USB-LoRaWAN-Adapter-XXX**
472 +(% id="cke_bm_509388S" style="display:none" %) (%%)Enter the following command in the RPi terminal
363 363  
474 + (% style="background-color:yellow" %)**apt update**
364 364  
476 + (% style="background-color:yellow" %)**apt install minicom**
477 +
478 +
479 +Use minicom to connect to the RPI's terminal
480 +
481 +[[image:image-20220602153146-3.png||height="439" width="500"]]
482 +
483 +
484 +
485 +(% style="color:blue" %)**3. Press the reset switch RST on the LA66 USB LoRaWAN Adapter.**
486 +
487 +The following picture appears to prove that the LA66 USB LoRaWAN Adapter successfully entered the network.
488 +
489 +
490 +[[image:image-20220602154928-5.png||height="436" width="500"]]
491 +
492 +
493 +
494 +(% style="color:blue" %)**4. Send Uplink message**
495 +
496 +Format: (% style="color:#4472c4" %)**AT+SENDB=<confirn_status>,<Fport>,<data_len>,<data>**
497 +
498 +example: AT+SENDB=01,02,8,05820802581ea0a5
499 +
500 +
501 +[[image:image-20220602160339-6.png||height="517" width="600"]]
502 +
503 +
504 +
505 +Check to see if TTN received the message
506 +
507 +[[image:image-20220602160627-7.png||height="369" width="800"]]
508 +
509 +
510 +
511 +== 3.8  Example: LA66 USB Module got a message from LA66 LoRa Shield and send the sensor data to NodeRed. ==
512 +
513 +
514 +
515 +== 3.9  Upgrade Firmware of LA66 USB LoRaWAN Adapter ==
516 +
517 +
518 +
519 +
520 += 4.  Order Info =
521 +
522 +
523 +**Part Number:**  (% style="color:blue" %)**LA66-XXX**(%%), (% style="color:blue" %)**LA66-LoRaWAN-Shield-XXX** (%%) **or**  (% style="color:blue" %)**LA66-USB-LoRaWAN-Adapter-XXX**
524 +
525 +
365 365  (% style="color:blue" %)**XXX**(%%): The default frequency band
366 366  
367 367  * (% style="color:red" %)**AS923**(%%):  LoRaWAN AS923 band
... ... @@ -376,10 +376,6 @@
376 376  
377 377  
378 378  
379 -= 4.  Reference =
540 += 5.  Reference =
380 380  
381 -
382 -* Hardware Design File for LA66 USB LoRaWAN Adapter : [[Download>>https://www.dropbox.com/sh/a3wbmdcvqjxaqw5/AADZfvAiykJTK624RgMquH86a?dl=0]]
383 -* Mobile Phone App Source Code: [[Download>>https://github.com/dragino/LA66_Mobile_App]].
384 -
385 -
542 +* 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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