Last modified by Xiaoling on 2023/05/26 14:19
<
From version < 165.1 >
edited by Edwin Chen
on 2022/09/24 13:43
To version < 98.1 >
edited by Xiaoling
on 2022/07/18 09:54
>
Change comment: Uploaded new attachment "image-20220718095457-5.png", version {1}

Summary

Details

Page properties
Title
... ... @@ -1,1 +1,1 @@
1 -LA66 LoRaWAN Shield User Manual
1 +LA66 LoRaWAN Module
Author
... ... @@ -1,1 +1,1 @@
1 -XWiki.Edwin
1 +XWiki.Xiaoling
Content
... ... @@ -6,59 +6,41 @@
6 6  
7 7  
8 8  
9 += 1.  LA66 LoRaWAN Module =
9 9  
10 -= 1.  LA66 LoRaWAN Shield =
11 11  
12 +== 1.1  What is LA66 LoRaWAN Module ==
12 12  
13 -== 1.1  Overview ==
14 14  
15 -
16 16  (((
17 -[[image:image-20220715000826-2.png||height="145" width="220"]]
18 -)))
16 +[[image:image-20220715000242-1.png||height="110" width="132"]]
19 19  
20 -(((
21 -
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 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.
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  (((
29 -(((
30 -(% 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 -)))
33 -
34 -(((
35 -(((
36 36  Each LA66 module includes a (% style="color:blue" %)**world-unique OTAA key**(%%) for LoRaWAN registration.
37 37  )))
38 -)))
39 39  
40 40  (((
41 -(((
42 42  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.
43 43  )))
44 -)))
45 45  
46 46  (((
47 -(((
48 48  LA66 is equipped with (% style="color:blue" %)**TCXO crystal**(%%) which ensures the module can achieve stable performance in extreme temperatures.
49 49  )))
50 -)))
51 51  
52 52  
53 -
54 54  == 1.2  Features ==
55 55  
56 -
57 -* Arduino Shield base on LA66 LoRaWAN module
58 -* Support LoRaWAN v1.0.3 protocol
40 +* Support LoRaWAN v1.0.4 protocol
59 59  * Support peer-to-peer protocol
60 60  * TCXO crystal to ensure RF performance on low temperature
61 -* SMA connector
43 +* SMD Antenna pad and i-pex antenna connector
62 62  * Available in different frequency LoRaWAN frequency bands.
63 63  * World-wide unique OTAA keys.
64 64  * AT Command via UART-TTL interface
... ... @@ -68,7 +68,6 @@
68 68  
69 69  == 1.3  Specification ==
70 70  
71 -
72 72  * CPU: 32-bit 48 MHz
73 73  * Flash: 256KB
74 74  * RAM: 64KB
... ... @@ -88,309 +88,415 @@
88 88  * I/O Voltage: 3.3v
89 89  
90 90  
91 -== 1.4  Pin Mapping & LED ==
72 +== 1.4  AT Command ==
92 92  
74 +AT Command is valid over Main TXD and Main RXD. Serial Baud Rate is 9600. AT commands can be found in AT Command documents.
93 93  
94 -[[image:image-20220817085048-1.png||height="533" width="734"]]
95 95  
77 +== 1.5  Dimension ==
96 96  
79 +[[image:image-20220517072526-1.png]]
97 97  
98 -~1. The LED lights up red when there is an upstream data packet
99 -2. When the network is successfully connected, the green light will be on for 5 seconds
100 -3. Purple light on when receiving downlink data packets
101 101  
102 102  
103 -[[image:image-20220820112305-1.png||height="515" width="749"]]
83 +== 1.6  Pin Mapping ==
104 104  
105 105  
86 +[[image:image-20220523101537-1.png]]
106 106  
107 -== 1.5  Example: Use AT Command to communicate with LA66 module via Arduino UNO. ==
108 108  
109 109  
110 -**Show connection diagram：**
90 +== 1.7  Land Pattern ==
111 111  
92 +[[image:image-20220517072821-2.png]]
112 112  
113 -[[image:image-20220723170210-2.png||height="908" width="681"]]
114 114  
115 115  
96 += 2.  LA66 LoRaWAN Shield =
116 116  
117 -(% style="color:blue" %)**1.  open Arduino IDE**
118 118  
99 +== 2.1  Overview ==
119 119  
120 -[[image:image-20220723170545-4.png]]
121 121  
102 +[[image:image-20220715000826-2.png||height="386" width="449"]]
122 122  
123 123  
124 -(% style="color:blue" %)**2.  Open project**
105 +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.
125 125  
107 +(((
108 +(% 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.
109 +)))
126 126  
127 -LA66-LoRaWAN-shield-AT-command-via-Arduino-UNO source code link: [[https:~~/~~/www.dropbox.com/sh/cx0pspkwu62pr97/AAAbKh2ioPdZfSDtdDpooYqha?dl=0>>https://www.dropbox.com/sh/cx0pspkwu62pr97/AAAbKh2ioPdZfSDtdDpooYqha?dl=0]]
111 +(((
112 +Each LA66 module includes a (% style="color:blue" %)**world-unique OTAA key**(%%) for LoRaWAN registration.
113 +)))
128 128  
115 +(((
116 +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.
117 +)))
129 129  
130 -[[image:image-20220726135239-1.png]]
119 +(((
120 +LA66 is equipped with (% style="color:blue" %)**TCXO crystal**(%%) which ensures the module can achieve stable performance in extreme temperatures.
121 +)))
131 131  
132 132  
124 +== 2.2  Features ==
133 133  
134 -(% style="color:blue" %)**3.  Click the button marked 1 in the figure to compile, and after the compilation is complete, click the button marked 2 in the figure to upload**
126 +* Arduino Shield base on LA66 LoRaWAN module
127 +* Support LoRaWAN v1.0.4 protocol
128 +* Support peer-to-peer protocol
129 +* TCXO crystal to ensure RF performance on low temperature
130 +* SMA connector
131 +* Available in different frequency LoRaWAN frequency bands.
132 +* World-wide unique OTAA keys.
133 +* AT Command via UART-TTL interface
134 +* Firmware upgradable via UART interface
135 +* Ultra-long RF range
135 135  
136 136  
137 -[[image:image-20220726135356-2.png]]
138 +== 2.3  Specification ==
138 138  
140 +* CPU: 32-bit 48 MHz
141 +* Flash: 256KB
142 +* RAM: 64KB
143 +* Input Power Range: 1.8v ~~ 3.7v
144 +* Power Consumption: < 4uA.
145 +* Frequency Range: 150 MHz ~~ 960 MHz
146 +* Maximum Power +22 dBm constant RF output
147 +* High sensitivity: -148 dBm
148 +* Temperature:
149 +** Storage: -55 ~~ +125℃
150 +** Operating: -40 ~~ +85℃
151 +* Humidity:
152 +** Storage: 5 ~~ 95% (Non-Condensing)
153 +** Operating: 10 ~~ 95% (Non-Condensing)
154 +* LoRa Tx Current: <90 mA at +17 dBm, 108 mA at +22 dBm
155 +* LoRa Rx current: <9 mA
156 +* I/O Voltage: 3.3v
139 139  
140 140  
141 -(% style="color:blue" %)**4.  After the upload is successful, open the serial port monitoring and send the AT command**
159 +== 2.4  Pin Mapping & LED ==
142 142  
143 143  
144 -[[image:image-20220723172235-7.png||height="480" width="1027"]]
145 145  
163 +== 2.5  Example: Use AT Command to communicate with LA66 module via Arduino UNO. ==
146 146  
147 147  
148 -== 1.6  Example: Join TTN network and send an uplink message, get downlink message. ==
149 149  
167 +== 2.6  Example: Join TTN network and send an uplink message, get downlink message. ==
150 150  
151 -(% style="color:blue" %)**1.  Open project**
152 152  
153 153  
154 -Join-TTN-network source code link: [[https:~~/~~/www.dropbox.com/sh/0sjyncafa0gjv00/AACC2m1orov-QHRkvH8-ddCka?dl=0>>https://www.dropbox.com/sh/0sjyncafa0gjv00/AACC2m1orov-QHRkvH8-ddCka?dl=0]]
171 +== 2.7  Example: Log Temperature Sensor(DHT11) and send data to TTN, show it in DataCake. ==
155 155  
156 156  
157 -[[image:image-20220723172502-8.png]]
158 158  
175 +== 2.8  Upgrade Firmware of LA66 LoRaWAN Shield ==
159 159  
160 160  
161 -(% style="color:blue" %)**2.  Same steps as 1.5,after opening the serial port monitoring, it will automatically connect to the network and send packets**
178 +=== 2.8.1  Items needed for update ===
162 162  
180 +1. LA66 LoRaWAN Shield
181 +1. Arduino
182 +1. USB TO TTL Adapter
163 163  
164 -[[image:image-20220723172938-9.png||height="652" width="1050"]]
184 +[[image:image-20220602100052-2.png||height="385" width="600"]]
165 165  
166 166  
187 +=== 2.8.2  Connection ===
167 167  
168 -== 1.7  Example: Log Temperature Sensor(DHT11) and send data to TTN, show it in Node-RED. ==
169 169  
190 +[[image:image-20220602101311-3.png||height="276" width="600"]]
170 170  
171 -(% style="color:blue" %)**1.  Open project**
172 172  
193 +(((
194 +(% style="color:blue" %)**LA66 LoRaWAN Shield**(%%)  **<->** (% style="color:blue" %)**USB TTL**
195 +)))
173 173  
174 -Log-Temperature-Sensor-and-send-data-to-TTN source code link: [[https:~~/~~/www.dropbox.com/sh/0aagmrpec1lxmva/AABMXWVMSHG9dK1_Zv_7xOmCa?dl=0>>https://www.dropbox.com/sh/0aagmrpec1lxmva/AABMXWVMSHG9dK1_Zv_7xOmCa?dl=0]]
197 +(((
198 +(% style="background-color:yellow" %)**GND  <-> GND
199 +TXD  <->  TXD
200 +RXD  <->  RXD**
201 +)))
175 175  
176 176  
177 -[[image:image-20220723173341-10.png||height="581" width="1014"]]
204 +Put a jumper cap on JP6 of LA66 LoRaWAN Shield. ( the jumper is to power on LA66 module)
178 178  
206 +Connect USB TTL Adapter to PC after connecting the wires
179 179  
180 180  
181 -(% style="color:blue" %)**2.  Same steps as 2.5,after opening the serial port monitoring, it will automatically connect to the network and send packets**
209 +[[image:image-20220602102240-4.png||height="304" width="600"]]
182 182  
183 183  
184 -[[image:image-20220723173950-11.png||height="665" width="1012"]]
212 +=== 2.8.3  Upgrade steps ===
185 185  
186 186  
215 +==== 1.  Switch SW1 to put in ISP position ====
187 187  
188 188  
218 +[[image:image-20220602102824-5.png||height="306" width="600"]]
189 189  
190 -(% style="color:blue" %)**3.  Integration into Node-red via TTNV3**
191 191  
192 192  
193 -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/]]
222 +==== 2.  Press the RST switch once ====
194 194  
195 195  
196 -[[image:image-20220723175700-12.png||height="602" width="995"]]
225 +[[image:image-20220602104701-12.png||height="285" width="600"]]
197 197  
198 198  
199 199  
200 -== 1.8  Example: How to join helium ==
229 +==== 3.  Open the Upgrade tool (Tremo Programmer) in PC and Upgrade ====
201 201  
202 202  
203 -(% style="color:blue" %)**1.  Create a new device.**
232 +(((
233 +(% 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/]]**
234 +)))
204 204  
205 205  
206 -[[image:image-20220907165500-1.png||height="464" width="940"]]
237 +[[image:image-20220602103227-6.png]]
207 207  
208 208  
240 +[[image:image-20220602103357-7.png]]
209 209  
210 -(% style="color:blue" %)**2.  Save the device after filling in the necessary information.**
211 211  
212 212  
213 -[[image:image-20220907165837-2.png||height="375" width="809"]]
244 +(% class="wikigeneratedid" id="HSelecttheCOMportcorrespondingtoUSBTTL" %)
245 +(% style="color:blue" %)**2. Select the COM port corresponding to USB TTL**
214 214  
215 215  
248 +[[image:image-20220602103844-8.png]]
216 216  
217 -(% style="color:blue" %)**3.  Use AT commands.**
218 218  
219 219  
220 -[[image:image-20220602100052-2.png||height="385" width="600"]]
252 +(% class="wikigeneratedid" id="HSelectthebinfiletoburn" %)
253 +(% style="color:blue" %)**3. Select the bin file to burn**
221 221  
222 222  
256 +[[image:image-20220602104144-9.png]]
223 223  
224 -(% style="color:#0000ff" %)**4.  Use command AT+CFG to get device configuration**
225 225  
259 +[[image:image-20220602104251-10.png]]
226 226  
227 -[[image:image-20220907170308-3.png||height="556" width="617"]]
228 228  
262 +[[image:image-20220602104402-11.png]]
229 229  
230 230  
231 -(% style="color:blue" %)**5.  Network successfully.**
232 232  
266 +(% class="wikigeneratedid" id="HClicktostartthedownload" %)
267 +(% style="color:blue" %)**4. Click to start the download**
233 233  
234 -[[image:image-20220907170436-4.png]]
269 +[[image:image-20220602104923-13.png]]
235 235  
236 236  
237 237  
238 -(% style="color:blue" %)**6.  Send uplink using command**
273 +(% class="wikigeneratedid" id="HThefollowingfigureappearstoprovethattheburningisinprogress" %)
274 +(% style="color:blue" %)**5. Check update process**
239 239  
240 240  
241 -[[image:image-20220912084334-1.png]]
277 +[[image:image-20220602104948-14.png]]
242 242  
243 243  
244 -[[image:image-20220912084412-3.png]]
245 245  
281 +(% class="wikigeneratedid" id="HThefollowingpictureappearstoprovethattheburningissuccessful" %)
282 +(% style="color:blue" %)**The following picture shows that the burning is successful**
246 246  
284 +[[image:image-20220602105251-15.png]]
247 247  
248 -[[image:image-20220907170744-6.png||height="242" width="798"]]
249 249  
250 250  
288 += 3.  LA66 USB LoRaWAN Adapter =
251 251  
252 -== 1.9  Upgrade Firmware of LA66 LoRaWAN Shield ==
253 253  
291 +== 3.1  Overview ==
254 254  
255 -=== 1.9.1  Items needed for update ===
293 +[[image:image-20220715001142-3.png||height="145" width="220"]]
256 256  
295 +(% 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.
257 257  
258 -1. LA66 LoRaWAN Shield
259 -1. Arduino
260 -1. USB TO TTL Adapter
297 +(% 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.
261 261  
262 -[[image:image-20220602100052-2.png||height="385" width="600"]]
299 +Each LA66 module includes a (% style="color:blue" %)**world-unique OTAA key**(%%) for LoRaWAN registration.
263 263  
301 +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.
264 264  
303 +LA66 is equipped with (% style="color:blue" %)**TCXO crystal**(%%) which ensures the module can achieve stable performance in extreme temperatures.
265 265  
266 -=== 1.9.2  Connection ===
267 267  
306 +== 3.2  Features ==
268 268  
269 -[[image:image-20220602101311-3.png||height="276" width="600"]]
308 +* LoRaWAN USB adapter base on LA66 LoRaWAN module
309 +* Ultra-long RF range
310 +* Support LoRaWAN v1.0.4 protocol
311 +* Support peer-to-peer protocol
312 +* TCXO crystal to ensure RF performance on low temperature
313 +* Spring RF antenna
314 +* Available in different frequency LoRaWAN frequency bands.
315 +* World-wide unique OTAA keys.
316 +* AT Command via UART-TTL interface
317 +* Firmware upgradable via UART interface
318 +* Open Source Mobile App for LoRaWAN signal detect and GPS tracking.
270 270  
271 271  
272 -(((
273 -(% style="color:blue" %)**LA66 LoRaWAN Shield**(%%)  **<->** (% style="color:blue" %)**USB TTL**
274 -)))
321 +== 3.3  Specification ==
275 275  
276 -(((
277 -(% style="background-color:yellow" %)**GND  <-> GND
278 -TXD  <->  TXD
279 -RXD  <->  RXD**
280 -)))
323 +* CPU: 32-bit 48 MHz
324 +* Flash: 256KB
325 +* RAM: 64KB
326 +* Input Power Range: 5v
327 +* Frequency Range: 150 MHz ~~ 960 MHz
328 +* Maximum Power +22 dBm constant RF output
329 +* High sensitivity: -148 dBm
330 +* Temperature:
331 +** Storage: -55 ~~ +125℃
332 +** Operating: -40 ~~ +85℃
333 +* Humidity:
334 +** Storage: 5 ~~ 95% (Non-Condensing)
335 +** Operating: 10 ~~ 95% (Non-Condensing)
336 +* LoRa Tx Current: <90 mA at +17 dBm, 108 mA at +22 dBm
337 +* LoRa Rx current: <9 mA
281 281  
282 282  
283 -Put a jumper cap on JP6 of LA66 LoRaWAN Shield. ( the jumper is to power on LA66 module)
340 +== 3.4  Pin Mapping & LED ==
284 284  
285 -Connect USB TTL Adapter to PC after connecting the wires
286 286  
287 287  
288 -[[image:image-20220602102240-4.png||height="304" width="600"]]
344 +== 3.5  Example: Send & Get Messages via LoRaWAN in PC ==
289 289  
290 290  
347 +Assume user already input the LA66 USB LoRaWAN Adapter OTAA Keys in TTN and there is already TTN network coverage.
291 291  
292 -=== 1.9.3  Upgrade steps ===
293 293  
350 +(% style="color:blue" %)**1. Connect the LA66 USB LoRaWAN adapter to PC**
294 294  
295 295  
296 -==== (% style="color:blue" %)1.  Switch SW1 to put in ISP position(%%) ====
353 +[[image:image-20220602171217-1.png||height="538" width="800"]]
297 297  
298 298  
299 -[[image:image-20220602102824-5.png||height="306" width="600"]]
356 +Open the serial port tool
300 300  
358 +[[image:image-20220602161617-8.png]]
301 301  
360 +[[image:image-20220602161718-9.png||height="457" width="800"]]
302 302  
303 303  
304 -==== (% style="color:blue" %)2.  Press the RST switch once(%%) ====
305 305  
364 +(% style="color:blue" %)**2. Press the reset switch RST on the LA66 USB LoRaWAN Adapter to reset it.**
306 306  
307 -[[image:image-20220817085447-1.png]]
366 +The following picture appears to prove that the LA66 USB LoRaWAN Adapter successfully Join the LoRaWAN network
308 308  
309 309  
369 +[[image:image-20220602161935-10.png||height="498" width="800"]]
310 310  
311 311  
312 -==== (% style="color:blue" %)3.  Open the Upgrade tool (Tremo Programmer) in PC and Upgrade(%%) ====
313 313  
373 +(% style="color:blue" %)**3. See Uplink Command**
314 314  
375 +Command format: (% style="color:#4472c4" %)** AT+SENDB=<confirn_status>,<Fport>,<data_len>,<data>**
315 315  
316 -(((
317 -(% style="color:blue" %)**1.  Software download link:  **(%%)**[[https:~~/~~/www.dropbox.com/sh/j0qyc7a9ejit7jk/AACtx2tK4gEv6YFXMIVUM4dLa?dl=0>>https://www.dropbox.com/sh/j0qyc7a9ejit7jk/AACtx2tK4gEv6YFXMIVUM4dLa?dl=0]]**
318 -)))
377 +example: AT+SENDB=01,02,8,05820802581ea0a5
319 319  
379 +[[image:image-20220602162157-11.png||height="497" width="800"]]
320 320  
321 -[[image:image-20220602103227-6.png]]
322 322  
323 323  
324 -[[image:image-20220602103357-7.png]]
383 +(% style="color:blue" %)**4. Check to see if TTN received the message**
325 325  
385 +[[image:image-20220602162331-12.png||height="420" width="800"]]
326 326  
327 327  
328 -(% class="wikigeneratedid" id="HSelecttheCOMportcorrespondingtoUSBTTL" %)
329 -(% style="color:blue" %)**2.  Select the COM port corresponding to USB TTL**
330 330  
389 +== 3.6  Example: Send PC's CPU/RAM usage to TTN via python ==
331 331  
332 -[[image:image-20220602103844-8.png]]
333 333  
392 +**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]]
334 334  
335 335  
336 -(% class="wikigeneratedid" id="HSelectthebinfiletoburn" %)
337 -(% style="color:blue" %)**3.  Select the bin file to burn**
395 +(% style="color:red" %)**Preconditions:**
338 338  
397 +(% style="color:red" %)**1. LA66 USB LoRaWAN Adapter works fine**
339 339  
340 -[[image:image-20220602104144-9.png]]
399 +(% style="color:red" %)**2. LA66 USB LoRaWAN Adapter  is registered with TTN**
341 341  
342 342  
343 -[[image:image-20220602104251-10.png]]
344 344  
403 +(% style="color:blue" %)**Steps for usage:**
345 345  
346 -[[image:image-20220602104402-11.png]]
405 +(% style="color:blue" %)**1.**(%%) Press the reset switch RESET on the LA66 USB LoRaWAN Adapter
347 347  
407 +(% style="color:blue" %)**2.**(%%) Run the python script in PC and see the TTN
348 348  
409 +[[image:image-20220602115852-3.png||height="450" width="1187"]]
349 349  
350 -(% class="wikigeneratedid" id="HClicktostartthedownload" %)
351 -(% style="color:blue" %)**4.  Click to start the download**
352 352  
353 353  
354 -[[image:image-20220602104923-13.png]]
413 +== 3.7  Example: Send & Get Messages via LoRaWAN in RPi ==
355 355  
356 356  
416 +Assume user already input the LA66 USB LoRaWAN Adapter OTAA Keys in TTN and there is already TTN network coverage.
357 357  
358 -(% class="wikigeneratedid" id="HThefollowingfigureappearstoprovethattheburningisinprogress" %)
359 -(% style="color:blue" %)**5.  Check update process**
360 360  
419 +(% style="color:blue" %)**1. Connect the LA66 USB LoRaWAN Adapter to the Raspberry Pi**
361 361  
362 -[[image:image-20220602104948-14.png]]
421 +[[image:image-20220602171233-2.png||height="538" width="800"]]
363 363  
364 364  
365 365  
366 -(% class="wikigeneratedid" id="HThefollowingpictureappearstoprovethattheburningissuccessful" %)
367 -(% style="color:blue" %)**The following picture shows that the burning is successful**
425 +(% style="color:blue" %)**2. Install Minicom in RPi.**
368 368  
427 +(% id="cke_bm_509388S" style="display:none" %) (%%)Enter the following command in the RPi terminal
369 369  
370 -[[image:image-20220602105251-15.png]]
429 + (% style="background-color:yellow" %)**apt update**
371 371  
431 + (% style="background-color:yellow" %)**apt install minicom**
372 372  
373 373  
374 -= 2.  FAQ =
434 +Use minicom to connect to the RPI's terminal
375 375  
436 +[[image:image-20220602153146-3.png||height="439" width="500"]]
376 376  
377 -== 2.1  How to Compile Source Code for LA66? ==
378 378  
379 379  
380 -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]]
440 +(% style="color:blue" %)**3. Press the reset switch RST on the LA66 USB LoRaWAN Adapter.**
381 381  
442 +The following picture appears to prove that the LA66 USB LoRaWAN Adapter successfully entered the network.
382 382  
383 -== 2.2 Where to find Peer-to-Peer firmware of LA66? ==
384 384  
445 +[[image:image-20220602154928-5.png||height="436" width="500"]]
385 385  
386 -* [[Instruction for LA66 Peer to Peer firmware>>Instruction for LA66 Peer to Peer firmware]].
387 387  
388 -= 3.  Order Info =
389 389  
449 +(% style="color:blue" %)**4. Send Uplink message**
390 390  
391 -**Part Number:**   (% style="color:blue" %)**LA66-LoRaWAN-Shield-XXX** (%%)
451 +Format: (% style="color:#4472c4" %)**AT+SENDB=<confirn_status>,<Fport>,<data_len>,<data>**
392 392  
453 +example: AT+SENDB=01,02,8,05820802581ea0a5
393 393  
455 +
456 +[[image:image-20220602160339-6.png||height="517" width="600"]]
457 +
458 +
459 +
460 +Check to see if TTN received the message
461 +
462 +[[image:image-20220602160627-7.png||height="369" width="800"]]
463 +
464 +
465 +
466 +== 3.8  Example: LA66 USB Module got a message from LA66 LoRa Shield and send the sensor data to NodeRed. ==
467 +
468 +
469 +
470 +== 3.9  Upgrade Firmware of LA66 USB LoRaWAN Adapter ==
471 +
472 +
473 +
474 +
475 += 4.  Order Info =
476 +
477 +
478 +**Part Number:**  (% style="color:blue" %)**LA66-XXX**(%%), (% style="color:blue" %)**LA66-LoRaWAN-Shield-XXX** (%%) **or**  (% style="color:blue" %)**LA66-USB-LoRaWAN-Adapter-XXX**
479 +
480 +
394 394  (% style="color:blue" %)**XXX**(%%): The default frequency band
395 395  
396 396  * (% style="color:red" %)**AS923**(%%):  LoRaWAN AS923 band
... ... @@ -403,10 +403,8 @@
403 403  * (% style="color:red" %)**CN470**(%%): LoRaWAN CN470 band
404 404  * (% style="color:red" %)**PP**(%%):  Peer to Peer LoRa Protocol
405 405  
493 += 5.  Reference =
406 406  
407 -= 4.  Reference =
495 +* Hardware Design File for LA66 LoRaWAN Shield, LA66 USB LoRaWAN Adapter : [[Download>>https://www.dropbox.com/sh/a3wbmdcvqjxaqw5/AADZfvAiykJTK624RgMquH86a?dl=0]]
408 408  
409 -
410 -* Hardware Design File for LA66 LoRaWAN Shield : [[Download>>https://www.dropbox.com/sh/a3wbmdcvqjxaqw5/AADZfvAiykJTK624RgMquH86a?dl=0]]
411 -
412 412  
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