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Last modified by Xiaoling on 2025/02/07 16:37
From version 149.5
edited by Xiaoling
on 2022/08/17 10:01
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To version 105.1
edited by Herong Lu
on 2022/07/23 10:47
Change comment: Uploaded new attachment "image-20220723104754-4.png", version {1}

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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.Xiaoling
1 +XWiki.Lu
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
... ... @@ -75,281 +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  
131 131  
132 132  
133 -[[image:image-20220817093644-1.png]]
207 +== 2.7  Example: Log Temperature Sensor(DHT11) and send data to TTN, show it in DataCake. ==
134 134  
135 135  
136 136  
137 -== 1.6  Example: Send PC's CPU/RAM usage to TTN via python ==
211 +== 2.8  Upgrade Firmware of LA66 LoRaWAN Shield ==
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]]
214 +=== 2.8.1  Items needed for update ===
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]])
216 +1. LA66 LoRaWAN Shield
217 +1. Arduino
218 +1. USB TO TTL Adapter
143 143  
144 -(% style="color:red" %)**Preconditions:**
220 +[[image:image-20220602100052-2.png||height="385" width="600"]]
145 145  
146 -(% style="color:red" %)**1. LA66 USB LoRaWAN Adapter works fine**
147 147  
148 -(% style="color:red" %)**2. LA66 USB LoRaWAN Adapter  is registered with TTN**
223 +=== 2.8.2  Connection ===
149 149  
150 150  
226 +[[image:image-20220602101311-3.png||height="276" width="600"]]
151 151  
152 -(% style="color:blue" %)**Steps for usage:**
153 153  
154 -(% style="color:blue" %)**1.**(%%) Press the reset switch RESET on the LA66 USB LoRaWAN Adapter
229 +(((
230 +(% style="color:blue" %)**LA66 LoRaWAN Shield**(%%)  **<->** (% style="color:blue" %)**USB TTL**
231 +)))
155 155  
156 -(% style="color:blue" %)**2.**(%%) Run the python script in PC and see the TTN
233 +(((
234 +(% style="background-color:yellow" %)**GND  <-> GND
235 +TXD  <->  TXD
236 +RXD  <->  RXD**
237 +)))
157 157  
158 -[[image:image-20220602115852-3.png||height="450" width="1187"]]
159 159  
240 +Put a jumper cap on JP6 of LA66 LoRaWAN Shield. ( the jumper is to power on LA66 module)
160 160  
242 +Connect USB TTL Adapter to PC after connecting the wires
161 161  
162 -== 1.7  Example: Send & Get Messages via LoRaWAN in RPi ==
163 163  
245 +[[image:image-20220602102240-4.png||height="304" width="600"]]
164 164  
165 -Assume user already input the LA66 USB LoRaWAN Adapter OTAA Keys in TTN and there is already TTN network coverage.
166 166  
248 +=== 2.8.3  Upgrade steps ===
167 167  
168 -(% style="color:blue" %)**1. Connect the LA66 USB LoRaWAN Adapter to the Raspberry Pi**
169 169  
170 -[[image:image-20220723100439-2.png]]
251 +==== 1.  Switch SW1 to put in ISP position ====
171 171  
172 172  
254 +[[image:image-20220602102824-5.png||height="306" width="600"]]
173 173  
174 -(% style="color:blue" %)**2. Install Minicom in RPi.**
175 175  
176 -(% id="cke_bm_509388S" style="display:none" %) (%%)Enter the following command in the RPi terminal
177 177  
178 - (% style="background-color:yellow" %)**apt update**
258 +==== 2.  Press the RST switch once ====
179 179  
180 - (% style="background-color:yellow" %)**apt install minicom**
181 181  
261 +[[image:image-20220602104701-12.png||height="285" width="600"]]
182 182  
183 -Use minicom to connect to the RPI's terminal
184 184  
185 -[[image:image-20220602153146-3.png||height="439" width="500"]]
186 186  
265 +==== 3.  Open the Upgrade tool (Tremo Programmer) in PC and Upgrade ====
187 187  
188 188  
189 -(% style="color:blue" %)**3. Press the reset switch RST on the LA66 USB LoRaWAN Adapter.**
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 +)))
190 190  
191 -The following picture appears to prove that the LA66 USB LoRaWAN Adapter successfully entered the network.
192 192  
273 +[[image:image-20220602103227-6.png]]
193 193  
194 -[[image:image-20220602154928-5.png||height="436" width="500"]]
195 195  
276 +[[image:image-20220602103357-7.png]]
196 196  
197 197  
198 -(% style="color:blue" %)**4. Send Uplink message**
199 199  
200 -Format: (% style="color:#4472c4" %)**AT+SENDB=<confirn_status>,<Fport>,<data_len>,<data>**
280 +(% class="wikigeneratedid" id="HSelecttheCOMportcorrespondingtoUSBTTL" %)
281 +(% style="color:blue" %)**2. Select the COM port corresponding to USB TTL**
201 201  
202 -example: AT+SENDB=01,02,8,05820802581ea0a5
203 203  
284 +[[image:image-20220602103844-8.png]]
204 204  
205 -[[image:image-20220602160339-6.png||height="517" width="600"]]
206 206  
207 207  
288 +(% class="wikigeneratedid" id="HSelectthebinfiletoburn" %)
289 +(% style="color:blue" %)**3. Select the bin file to burn**
208 208  
209 -Check to see if TTN received the message
210 210  
211 -[[image:image-20220602160627-7.png||height="369" width="800"]]
292 +[[image:image-20220602104144-9.png]]
212 212  
213 213  
295 +[[image:image-20220602104251-10.png]]
214 214  
215 -== 1.8  Example: Use of LA66 USB LoRaWAN Adapter and mobile APP ==
216 216  
298 +[[image:image-20220602104402-11.png]]
217 217  
218 -=== 1.8.1  Hardware and Software Connection ===
219 219  
220 220  
302 +(% class="wikigeneratedid" id="HClicktostartthedownload" %)
303 +(% style="color:blue" %)**4. Click to start the download**
221 221  
222 -==== (% style="color:blue" %)**Overview：**(%%) ====
305 +[[image:image-20220602104923-13.png]]
223 223  
224 224  
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 +
225 225  (((
226 -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 +)))
227 227  
228 -* Send real-time location information of mobile phone to LoRaWAN network.
229 -* Check LoRaWAN network signal strengh.
230 -* 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.
231 231  )))
232 232  
341 +(((
342 +Each LA66 module includes a (% style="color:blue" %)**world-unique OTAA key**(%%) for LoRaWAN registration.
343 +)))
233 233  
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 +)))
234 234  
349 +(((
350 +LA66 is equipped with (% style="color:blue" %)**TCXO crystal**(%%) which ensures the module can achieve stable performance in extreme temperatures.
351 +)))
235 235  
236 -==== (% style="color:blue" %)**Hardware Connection:**(%%) ====
237 237  
238 -A USB to Type-C adapter is needed to connect to a Mobile phone.
239 239  
240 -Note: The package of LA66 USB adapter already includes this USB Type-C adapter.
355 +== 3.2  Features ==
241 241  
242 -[[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.
243 243  
244 244  
245 245  
246 -==== (% style="color:blue" %)**Download and Install App:**(%%) ====
371 +== 3.3  Specification ==
247 247  
248 -[[(% 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
249 249  
250 -[[image:image-20220813173738-1.png]]
251 251  
252 252  
391 +== 3.4  Pin Mapping & LED ==
253 253  
254 -==== (% style="color:blue" %)**Use of APP:**(%%) ====
255 255  
256 -Function and page introduction
257 257  
258 -[[image:image-20220723113448-7.png||height="995" width="450"]]
395 +== 3.5  Example: Send & Get Messages via LoRaWAN in PC ==
259 259  
260 -**Block Explain:**
261 261  
262 -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 +)))
263 263  
264 -2.  Check and reconnect
265 265  
266 -3.  Turn send timestamps on or off
403 +(% style="color:blue" %)**1. Connect the LA66 USB LoRaWAN adapter to PC**
267 267  
268 -4.  Display LoRaWan connection status
269 269  
270 -5.  Check LoRaWan connection status
406 +[[image:image-20220602171217-1.png||height="538" width="800"]]
271 271  
272 -6.  The RSSI value of the node when the ACK is received
273 273  
274 -7.  Node's Signal Strength Icon
409 +Open the serial port tool
275 275  
276 -8.  Configure Location Uplink Interval
411 +[[image:image-20220602161617-8.png]]
277 277  
278 -9.  AT command input box
413 +[[image:image-20220602161718-9.png||height="457" width="800"]]
279 279  
280 -10.  Send Button:  Send input box info to LA66 USB Adapter
281 281  
282 -11.  Output Log from LA66 USB adapter
283 283  
284 -12.  clear log button
417 +(% style="color:blue" %)**2. Press the reset switch RST on the LA66 USB LoRaWAN Adapter to reset it.**
285 285  
286 -13.  exit button
419 +The following picture appears to prove that the LA66 USB LoRaWAN Adapter successfully Join the LoRaWAN network
287 287  
288 288  
289 -LA66 USB LoRaWAN Module not connected
422 +[[image:image-20220602161935-10.png||height="498" width="800"]]
290 290  
291 -[[image:image-20220723110520-5.png||height="677" width="508"]]
292 292  
293 293  
426 +(% style="color:blue" %)**3. See Uplink Command**
294 294  
295 -Connect LA66 USB LoRaWAN Module
428 +Command format: (% style="color:#4472c4" %)** AT+SENDB=<confirn_status>,<Fport>,<data_len>,<data>**
296 296  
297 -[[image:image-20220723110626-6.png||height="681" width="511"]]
430 +example: AT+SENDB=01,02,8,05820802581ea0a5
298 298  
432 +[[image:image-20220602162157-11.png||height="497" width="800"]]
299 299  
300 300  
301 -=== 1.8.2  Send data to TTNv3 and plot location info in Node-Red ===
302 302  
436 +(% style="color:blue" %)**4. Check to see if TTN received the message**
303 303  
304 -(% style="color:blue" %)**1.  Register LA66 USB LoRaWAN Module to TTNV3**
438 +[[image:image-20220602162331-12.png||height="420" width="800"]]
305 305  
306 -[[image:image-20220723134549-8.png]]
307 307  
308 308  
442 +== 3.6  Example: Send PC's CPU/RAM usage to TTN via python ==
309 309  
310 -(% style="color:blue" %)**2.  Open Node-RED,And import the JSON file to generate the flow**
311 311  
312 -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]]
313 313  
314 -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/]]
315 315  
316 -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:**
317 317  
450 +(% style="color:red" %)**1. LA66 USB LoRaWAN Adapter works fine**
318 318  
319 -Example output in NodeRed is as below:
452 +(% style="color:red" %)**2. LA66 USB LoRaWAN Adapter  is registered with TTN**
320 320  
321 -[[image:image-20220723144339-1.png]]
322 322  
323 323  
456 +(% style="color:blue" %)**Steps for usage:**
324 324  
325 -== 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
326 326  
460 +(% style="color:blue" %)**2.**(%%) Run the python script in PC and see the TTN
327 327  
328 -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"]]
329 329  
330 -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)
331 331  
332 332  
333 -[[image:image-20220723150132-2.png]]
466 +== 3.7  Example: Send & Get Messages via LoRaWAN in RPi ==
334 334  
335 335  
469 +Assume user already input the LA66 USB LoRaWAN Adapter OTAA Keys in TTN and there is already TTN network coverage.
336 336  
337 -= 2.  FAQ =
338 338  
472 +(% style="color:blue" %)**1. Connect the LA66 USB LoRaWAN Adapter to the Raspberry Pi**
339 339  
340 -== 2.1  How to Compile Source Code for LA66? ==
474 +[[image:image-20220602171233-2.png||height="538" width="800"]]
341 341  
342 342  
343 -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]]
344 344  
478 +(% style="color:blue" %)**2. Install Minicom in RPi.**
345 345  
480 +(% id="cke_bm_509388S" style="display:none" %) (%%)Enter the following command in the RPi terminal
346 346  
347 -= 3.  Order Info =
482 + (% style="background-color:yellow" %)**apt update**
348 348  
484 + (% style="background-color:yellow" %)**apt install minicom**
349 349  
350 -**Part Number:**  (% style="color:blue" %)**LA66-USB-LoRaWAN-Adapter-XXX**
351 351  
487 +Use minicom to connect to the RPI's terminal
352 352  
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 +
353 353  (% style="color:blue" %)**XXX**(%%): The default frequency band
354 354  
355 355  * (% style="color:red" %)**AS923**(%%):  LoRaWAN AS923 band
... ... @@ -362,10 +362,6 @@
362 362  * (% style="color:red" %)**CN470**(%%): LoRaWAN CN470 band
363 363  * (% style="color:red" %)**PP**(%%):  Peer to Peer LoRa Protocol
364 364  
546 += 5.  Reference =
365 365  
366 -
367 -
368 -= 4.  Reference =
369 -
370 -
371 -* 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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