Last modified by Xiaoling on 2023/05/26 14:19
<
From version < 153.1 >
edited by Bei Jinggeng
on 2022/09/07 16:55
To version < 88.2 >
edited by Edwin Chen
on 2022/07/15 00:07
>
Change comment: There is no comment for this version

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.Bei
1 +XWiki.Edwin
Content
... ... @@ -6,56 +6,105 @@
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  
40 +* Support LoRaWAN v1.0.4 protocol
41 +* Support peer-to-peer protocol
42 +* TCXO crystal to ensure RF performance on low temperature
43 +* SMD Antenna pad and i-pex antenna connector
44 +* Available in different frequency LoRaWAN frequency bands.
45 +* World-wide unique OTAA keys.
46 +* AT Command via UART-TTL interface
47 +* Firmware upgradable via UART interface
48 +* Ultra-long RF range
56 56  
50 +
51 +== 1.3  Specification ==
52 +
53 +* CPU: 32-bit 48 MHz
54 +* Flash: 256KB
55 +* RAM: 64KB
56 +* Input Power Range: 1.8v ~~ 3.7v
57 +* Power Consumption: < 4uA.
58 +* Frequency Range: 150 MHz ~~ 960 MHz
59 +* Maximum Power +22 dBm constant RF output
60 +* High sensitivity: -148 dBm
61 +* Temperature:
62 +** Storage: -55 ~~ +125℃
63 +** Operating: -40 ~~ +85℃
64 +* Humidity:
65 +** Storage: 5 ~~ 95% (Non-Condensing)
66 +** Operating: 10 ~~ 95% (Non-Condensing)
67 +* LoRa Tx Current: <90 mA at +17 dBm, 108 mA at +22 dBm
68 +* LoRa Rx current: <9 mA
69 +* I/O Voltage: 3.3v
70 +
71 +
72 +== 1.4  AT Command ==
73 +
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.
75 +
76 +
77 +== 1.5  Dimension ==
78 +
79 +[[image:image-20220517072526-1.png]]
80 +
81 +
82 +
83 +== 1.6  Pin Mapping ==
84 +
85 +
86 +[[image:image-20220523101537-1.png]]
87 +
88 +
89 +
90 +== 1.7  Land Pattern ==
91 +
92 +[[image:image-20220517072821-2.png]]
93 +
94 +
95 +
96 += 2.  LA66 LoRaWAN Shield =
97 +
98 +
99 +== 2.1  Overview ==
100 +
101 +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.
102 +
103 +
104 +== 2.2  Features ==
105 +
57 57  * Arduino Shield base on LA66 LoRaWAN module
58 -* Support LoRaWAN v1.0.3 protocol
107 +* 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 61  * SMA connector
... ... @@ -66,9 +66,8 @@
66 66  * Ultra-long RF range
67 67  
68 68  
69 -== 1.3  Specification ==
118 +== 2.3  Specification ==
70 70  
71 -
72 72  * CPU: 32-bit 48 MHz
73 73  * Flash: 256KB
74 74  * RAM: 64KB
... ... @@ -88,252 +88,319 @@
88 88  * I/O Voltage: 3.3v
89 89  
90 90  
91 -== 1.4  Pin Mapping & LED ==
139 +== 2.4  Pin Mapping & LED ==
92 92  
93 93  
94 -[[image:image-20220817085048-1.png||height="533" width="734"]]
95 95  
143 +== 2.5  Example: Use AT Command to communicate with LA66 module via Arduino UNO. ==
96 96  
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  
147 +== 2.6  Example: Join TTN network and send an uplink message, get downlink message. ==
102 102  
103 -[[image:image-20220820112305-1.png||height="515" width="749"]]
104 104  
105 105  
151 +== 2.7  Example: Log Temperature Sensor(DHT11) and send data to TTN, show it in DataCake. ==
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：**
155 +== 2.8  Upgrade Firmware of LA66 LoRaWAN Shield ==
111 111  
112 112  
113 -[[image:image-20220723170210-2.png||height="908" width="681"]]
158 +=== 2.8.1  Items needed for update ===
114 114  
160 +1. LA66 LoRaWAN Shield
161 +1. Arduino
162 +1. USB TO TTL Adapter
115 115  
116 116  
117 -(% style="color:blue" %)**1.  open Arduino IDE**
118 118  
166 +[[image:image-20220602100052-2.png||height="385" width="600"]]
119 119  
120 -[[image:image-20220723170545-4.png]]
121 121  
169 +=== 2.8.2  Connection ===
122 122  
123 123  
124 -(% style="color:blue" %)**2.  Open project**
172 +[[image:image-20220602101311-3.png||height="276" width="600"]]
125 125  
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]]
175 +(((
176 +(% style="color:blue" %)**LA66 LoRaWAN Shield**(%%)  **<->** (% style="color:blue" %)**USB TTL**
177 +)))
128 128  
179 +(((
180 +(% style="background-color:yellow" %)**GND  <-> GND
181 +TXD  <->  TXD
182 +RXD  <->  RXD**
183 +)))
129 129  
130 -[[image:image-20220726135239-1.png]]
131 131  
186 +Put a jumper cap on JP6 of LA66 LoRaWAN Shield. ( the jumper is to power on LA66 module)
132 132  
188 +Connect USB TTL Adapter to PC after connecting the wires
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**
135 135  
191 +[[image:image-20220602102240-4.png||height="304" width="600"]]
136 136  
137 -[[image:image-20220726135356-2.png]]
138 138  
194 +=== 2.8.3  Upgrade steps ===
139 139  
140 140  
141 -(% style="color:blue" %)**4.  After the upload is successful, open the serial port monitoring and send the AT command**
197 +==== 1.  Switch SW1 to put in ISP position ====
142 142  
143 143  
144 -[[image:image-20220723172235-7.png||height="480" width="1027"]]
200 +[[image:image-20220602102824-5.png||height="306" width="600"]]
145 145  
146 146  
147 147  
148 -== 1.6  Example: Join TTN network and send an uplink message, get downlink message. ==
204 +==== 2.  Press the RST switch once ====
149 149  
150 150  
151 -(% style="color:blue" %)**1.  Open project**
207 +[[image:image-20220602104701-12.png||height="285" width="600"]]
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]]
155 155  
211 +==== 3.  Open the Upgrade tool (Tremo Programmer) in PC and Upgrade ====
156 156  
157 -[[image:image-20220723172502-8.png]]
158 158  
214 +(((
215 +(% 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/]]**
216 +)))
159 159  
160 160  
161 -(% 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**
219 +[[image:image-20220602103227-6.png]]
162 162  
163 163  
164 -[[image:image-20220723172938-9.png||height="652" width="1050"]]
222 +[[image:image-20220602103357-7.png]]
165 165  
166 166  
167 167  
168 -== 1.7  Example: Log Temperature Sensor(DHT11) and send data to TTN, show it in Node-RED. ==
226 +(% class="wikigeneratedid" id="HSelecttheCOMportcorrespondingtoUSBTTL" %)
227 +(% style="color:blue" %)**2. Select the COM port corresponding to USB TTL**
169 169  
170 170  
171 -(% style="color:blue" %)**1.  Open project**
230 +[[image:image-20220602103844-8.png]]
172 172  
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]]
175 175  
234 +(% class="wikigeneratedid" id="HSelectthebinfiletoburn" %)
235 +(% style="color:blue" %)**3. Select the bin file to burn**
176 176  
177 -[[image:image-20220723173341-10.png||height="581" width="1014"]]
178 178  
238 +[[image:image-20220602104144-9.png]]
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**
241 +[[image:image-20220602104251-10.png]]
182 182  
183 183  
184 -[[image:image-20220723173950-11.png||height="665" width="1012"]]
244 +[[image:image-20220602104402-11.png]]
185 185  
186 186  
187 -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]]
188 188  
248 +(% class="wikigeneratedid" id="HClicktostartthedownload" %)
249 +(% style="color:blue" %)**4. Click to start the download**
189 189  
251 +[[image:image-20220602104923-13.png]]
190 190  
191 -(% style="color:blue" %)**3.  Integration into Node-red via TTNV3**
192 192  
193 193  
194 -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/]]
255 +(% class="wikigeneratedid" id="HThefollowingfigureappearstoprovethattheburningisinprogress" %)
256 +(% style="color:blue" %)**5. Check update process**
195 195  
196 196  
197 -[[image:image-20220723175700-12.png||height="602" width="995"]]
259 +[[image:image-20220602104948-14.png]]
198 198  
199 199  
200 200  
201 -== 1.8  Upgrade Firmware of LA66 LoRaWAN Shield ==
263 +(% class="wikigeneratedid" id="HThefollowingpictureappearstoprovethattheburningissuccessful" %)
264 +(% style="color:blue" %)**The following picture shows that the burning is successful**
202 202  
266 +[[image:image-20220602105251-15.png]]
203 203  
204 -=== 1.8.1  Items needed for update ===
205 205  
206 206  
207 -1. LA66 LoRaWAN Shield
208 -1. Arduino
209 -1. USB TO TTL Adapter
270 += 3.  LA66 USB LoRaWAN Adapter =
210 210  
211 -[[image:image-20220602100052-2.png||height="385" width="600"]]
212 212  
273 +== 3.1  Overview ==
213 213  
275 +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.
214 214  
215 -=== 1.8.2  Connection ===
216 216  
278 +== 3.2  Features ==
217 217  
218 -[[image:image-20220602101311-3.png||height="276" width="600"]]
280 +* LoRaWAN USB adapter base on LA66 LoRaWAN module
281 +* Ultra-long RF range
282 +* Support LoRaWAN v1.0.4 protocol
283 +* Support peer-to-peer protocol
284 +* TCXO crystal to ensure RF performance on low temperature
285 +* Spring RF antenna
286 +* Available in different frequency LoRaWAN frequency bands.
287 +* World-wide unique OTAA keys.
288 +* AT Command via UART-TTL interface
289 +* Firmware upgradable via UART interface
219 219  
220 220  
221 -(((
222 -(% style="color:blue" %)**LA66 LoRaWAN Shield**(%%)  **<->** (% style="color:blue" %)**USB TTL**
223 -)))
292 +== 3.3  Specification ==
224 224  
225 -(((
226 -(% style="background-color:yellow" %)**GND  <-> GND
227 -TXD  <->  TXD
228 -RXD  <->  RXD**
229 -)))
294 +* CPU: 32-bit 48 MHz
295 +* Flash: 256KB
296 +* RAM: 64KB
297 +* Input Power Range: 5v
298 +* Frequency Range: 150 MHz ~~ 960 MHz
299 +* Maximum Power +22 dBm constant RF output
300 +* High sensitivity: -148 dBm
301 +* Temperature:
302 +** Storage: -55 ~~ +125℃
303 +** Operating: -40 ~~ +85℃
304 +* Humidity:
305 +** Storage: 5 ~~ 95% (Non-Condensing)
306 +** Operating: 10 ~~ 95% (Non-Condensing)
307 +* LoRa Tx Current: <90 mA at +17 dBm, 108 mA at +22 dBm
308 +* LoRa Rx current: <9 mA
230 230  
231 231  
232 -Put a jumper cap on JP6 of LA66 LoRaWAN Shield. ( the jumper is to power on LA66 module)
311 +== 3.4  Pin Mapping & LED ==
233 233  
234 -Connect USB TTL Adapter to PC after connecting the wires
235 235  
236 236  
237 -[[image:image-20220602102240-4.png||height="304" width="600"]]
315 +== 3.5  Example: Send & Get Messages via LoRaWAN in PC ==
238 238  
239 239  
318 +Assume user already input the LA66 USB LoRaWAN Adapter OTAA Keys in TTN and there is already TTN network coverage.
240 240  
241 -=== 1.8.3  Upgrade steps ===
242 242  
321 +(% style="color:blue" %)**1. Connect the LA66 USB LoRaWAN adapter to PC**
243 243  
244 244  
245 -==== (% style="color:blue" %)1.  Switch SW1 to put in ISP position(%%) ====
324 +[[image:image-20220602171217-1.png||height="538" width="800"]]
246 246  
247 247  
248 -[[image:image-20220602102824-5.png||height="306" width="600"]]
327 +Open the serial port tool
249 249  
329 +[[image:image-20220602161617-8.png]]
250 250  
331 +[[image:image-20220602161718-9.png||height="457" width="800"]]
251 251  
252 -==== (% style="color:blue" %)2.  Press the RST switch once(%%) ====
253 253  
254 254  
255 -[[image:image-20220817085447-1.png]]
335 +(% style="color:blue" %)**2. Press the reset switch RST on the LA66 USB LoRaWAN Adapter to reset it.**
256 256  
337 +The following picture appears to prove that the LA66 USB LoRaWAN Adapter successfully Join the LoRaWAN network
257 257  
258 258  
340 +[[image:image-20220602161935-10.png||height="498" width="800"]]
259 259  
260 -==== (% style="color:blue" %)3.  Open the Upgrade tool (Tremo Programmer) in PC and Upgrade(%%) ====
261 261  
262 262  
263 -(((
264 -(% 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]]**
265 -)))
344 +(% style="color:blue" %)**3. See Uplink Command**
266 266  
346 +Command format: (% style="color:#4472c4" %)** AT+SENDB=<confirn_status>,<Fport>,<data_len>,<data>**
267 267  
268 -[[image:image-20220602103227-6.png]]
348 +example: AT+SENDB=01,02,8,05820802581ea0a5
269 269  
350 +[[image:image-20220602162157-11.png||height="497" width="800"]]
270 270  
271 -[[image:image-20220602103357-7.png]]
272 272  
273 273  
354 +(% style="color:blue" %)**4. Check to see if TTN received the message**
274 274  
275 -(% class="wikigeneratedid" id="HSelecttheCOMportcorrespondingtoUSBTTL" %)
276 -(% style="color:blue" %)**2. Select the COM port corresponding to USB TTL**
356 +[[image:image-20220602162331-12.png||height="420" width="800"]]
277 277  
278 278  
279 -[[image:image-20220602103844-8.png]]
280 280  
360 +== 3.6  Example: Send PC's CPU/RAM usage to TTN via python ==
281 281  
282 282  
283 -(% class="wikigeneratedid" id="HSelectthebinfiletoburn" %)
284 -(% style="color:blue" %)**3. Select the bin file to burn**
363 +**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]]
285 285  
286 286  
287 -[[image:image-20220602104144-9.png]]
366 +(% style="color:red" %)**Preconditions:**
288 288  
368 +(% style="color:red" %)**1. LA66 USB LoRaWAN Adapter works fine**
289 289  
290 -[[image:image-20220602104251-10.png]]
370 +(% style="color:red" %)**2. LA66 USB LoRaWAN Adapter  is registered with TTN**
291 291  
292 292  
293 -[[image:image-20220602104402-11.png]]
294 294  
374 +(% style="color:blue" %)**Steps for usage:**
295 295  
376 +(% style="color:blue" %)**1.**(%%) Press the reset switch RESET on the LA66 USB LoRaWAN Adapter
296 296  
297 -(% class="wikigeneratedid" id="HClicktostartthedownload" %)
298 -(% style="color:blue" %)**4. Click to start the download**
378 +(% style="color:blue" %)**2.**(%%) Run the python script in PC and see the TTN
299 299  
380 +[[image:image-20220602115852-3.png||height="450" width="1187"]]
300 300  
301 -[[image:image-20220602104923-13.png]]
302 302  
303 303  
384 +== 3.7  Example: Send & Get Messages via LoRaWAN in RPi ==
304 304  
305 -(% class="wikigeneratedid" id="HThefollowingfigureappearstoprovethattheburningisinprogress" %)
306 -(% style="color:blue" %)**5. Check update process**
307 307  
387 +Assume user already input the LA66 USB LoRaWAN Adapter OTAA Keys in TTN and there is already TTN network coverage.
308 308  
309 -[[image:image-20220602104948-14.png]]
310 310  
390 +(% style="color:blue" %)**1. Connect the LA66 USB LoRaWAN Adapter to the Raspberry Pi**
311 311  
392 +[[image:image-20220602171233-2.png||height="538" width="800"]]
312 312  
313 -(% class="wikigeneratedid" id="HThefollowingpictureappearstoprovethattheburningissuccessful" %)
314 -(% style="color:blue" %)**The following picture shows that the burning is successful**
315 315  
316 316  
317 -[[image:image-20220602105251-15.png]]
396 +(% style="color:blue" %)**2. Install Minicom in RPi.**
318 318  
398 +(% id="cke_bm_509388S" style="display:none" %) (%%)Enter the following command in the RPi terminal
319 319  
400 + (% style="background-color:yellow" %)**apt update**
320 320  
321 -= 2.  FAQ =
402 + (% style="background-color:yellow" %)**apt install minicom**
322 322  
323 323  
324 -== 2.1  How to Compile Source Code for LA66? ==
405 +Use minicom to connect to the RPI's terminal
325 325  
407 +[[image:image-20220602153146-3.png||height="439" width="500"]]
326 326  
327 -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]]
328 328  
329 329  
411 +(% style="color:blue" %)**3. Press the reset switch RST on the LA66 USB LoRaWAN Adapter.**
330 330  
331 -= 3.  Order Info =
413 +The following picture appears to prove that the LA66 USB LoRaWAN Adapter successfully entered the network.
332 332  
333 333  
334 -**Part Number:**   (% style="color:blue" %)**LA66-LoRaWAN-Shield-XXX** (%%)
416 +[[image:image-20220602154928-5.png||height="436" width="500"]]
335 335  
336 336  
419 +
420 +(% style="color:blue" %)**4. Send Uplink message**
421 +
422 +Format: (% style="color:#4472c4" %)**AT+SENDB=<confirn_status>,<Fport>,<data_len>,<data>**
423 +
424 +example: AT+SENDB=01,02,8,05820802581ea0a5
425 +
426 +
427 +[[image:image-20220602160339-6.png||height="517" width="600"]]
428 +
429 +
430 +
431 +Check to see if TTN received the message
432 +
433 +[[image:image-20220602160627-7.png||height="369" width="800"]]
434 +
435 +
436 +
437 +== 3.8  Example: LA66 USB Module got a message from LA66 LoRa Shield and send the sensor data to NodeRed. ==
438 +
439 +
440 +
441 +== 3.9  Upgrade Firmware of LA66 USB LoRaWAN Adapter ==
442 +
443 +
444 +
445 +
446 += 4.  Order Info =
447 +
448 +
449 +**Part Number:**  (% style="color:blue" %)**LA66-XXX**(%%), (% style="color:blue" %)**LA66-LoRaWAN-Shield-XXX** (%%) **or**  (% style="color:blue" %)**LA66-USB-LoRaWAN-Adapter-XXX**
450 +
451 +
337 337  (% style="color:blue" %)**XXX**(%%): The default frequency band
338 338  
339 339  * (% style="color:red" %)**AS923**(%%):  LoRaWAN AS923 band
... ... @@ -347,10 +347,7 @@
347 347  * (% style="color:red" %)**PP**(%%):  Peer to Peer LoRa Protocol
348 348  
349 349  
465 += 5.  Reference =
350 350  
351 -= 4.  Reference =
467 +* Hardware Design File for LA66 LoRaWAN Shield, LA66 USB LoRaWAN Adapter : [[Download>>https://www.dropbox.com/sh/a3wbmdcvqjxaqw5/AADZfvAiykJTK624RgMquH86a?dl=0]]
352 352  
353 -
354 -* Hardware Design File for LA66 LoRaWAN Shield : [[Download>>https://www.dropbox.com/sh/a3wbmdcvqjxaqw5/AADZfvAiykJTK624RgMquH86a?dl=0]]
355 -
356 -
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