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Last modified by Xiaoling on 2023/09/19 09:20
From version 100.4
edited by Xiaoling
on 2022/07/19 11:42
Change comment: There is no comment for this version
To version 162.2
edited by Xiaoling
on 2023/06/05 15:32
Change comment: There is no comment for this version

Summary

Details

Page properties
Title
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1 -LA66 LoRaWAN Module
1 +LA66 LoRaWAN Module User Manual
Content
... ... @@ -8,7 +8,6 @@
8 8  
9 9  = 1.  LA66 LoRaWAN Module =
10 10  
11 -
12 12  == 1.1  What is LA66 LoRaWAN Module ==
13 13  
14 14  
... ... @@ -28,7 +28,7 @@
28 28  
29 29  (((
30 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.
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.
32 32  )))
33 33  )))
34 34  
... ... @@ -49,10 +49,10 @@
49 49  )))
50 50  
51 51  
52 -
53 53  == 1.2  Features ==
54 54  
55 -* Support LoRaWAN v1.0.4 protocol
53 +
54 +* Support LoRaWAN v1.0.3 protocol
56 56  * Support peer-to-peer protocol
57 57  * TCXO crystal to ensure RF performance on low temperature
58 58  * SMD Antenna pad and i-pex antenna connector
... ... @@ -62,9 +62,9 @@
62 62  * Firmware upgradable via UART interface
63 63  * Ultra-long RF range
64 64  
65 -
66 66  == 1.3  Specification ==
67 67  
66 +
68 68  * CPU: 32-bit 48 MHz
69 69  * Flash: 256KB
70 70  * RAM: 64KB
... ... @@ -83,452 +83,172 @@
83 83  * LoRa Rx current: <9 mA
84 84  * I/O Voltage: 3.3v
85 85  
86 -
87 87  == 1.4  AT Command ==
88 88  
89 89  
90 -AT Command is valid over Main TXD and Main RXD. Serial Baud Rate is 9600. AT commands can be found in AT Command documents.
88 +AT Command is valid over Main TXD and Main RXD. Serial Baud Rate is 9600. AT commands can be found in[[ AT Command documents>>https://www.dropbox.com/sh/wtq43za8sykpgta/AABAEE02uEAsRU-JV7bzEhMba?dl=0]].
91 91  
92 92  
93 -
94 94  == 1.5  Dimension ==
95 95  
93 +
96 96  [[image:image-20220718094750-3.png]]
97 97  
98 98  
99 -
100 -
101 101  == 1.6  Pin Mapping ==
102 102  
99 +[[image:image-20220720111850-1.png]]
103 103  
104 -[[image:image-20220719093156-1.png]]
105 105  
106 -
107 -
108 108  == 1.7  Land Pattern ==
109 109  
104 +
110 110  [[image:image-20220517072821-2.png]]
111 111  
112 112  
108 += 2.  FAQ =
113 113  
114 -= 2.  LA66 LoRaWAN Shield =
110 +== 2.1  Where to find examples of how to use LA66? ==
115 115  
116 116  
117 -== 2.1  Overview ==
113 +(% class="wikigeneratedid" %)
114 +Below products are made by LA66. User can use their examples as reference:
118 118  
116 +* [[LA66 Shield for Arduino>>doc:Main.User Manual for LoRaWAN End Nodes.LA66 LoRaWAN Shield User Manual.WebHome]]
117 +* [[LA66 USB Adapter>>doc:Main.User Manual for LoRaWAN End Nodes.LA66 USB LoRaWAN Adapter User Manual.WebHome]]
119 119  
120 -(((
121 -[[image:image-20220715000826-2.png||height="145" width="220"]]
122 -)))
119 +== 2.2  How to Compile Source Code for LA66? ==
123 123  
124 -(((
125 -
126 -)))
127 127  
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 -)))
122 +Compile and Upload Code to ASR6601 Platform：[[Instruction>>Compile and Upload Code to ASR6601 Platform]]
131 131  
132 -(((
133 -(((
134 -(% 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.
135 -)))
136 -)))
137 137  
138 -(((
139 -(((
140 -Each LA66 module includes a (% style="color:blue" %)**world-unique OTAA key**(%%) for LoRaWAN registration.
141 -)))
142 -)))
125 +== 2.3  Can i use LA66 module's internal I/O without external MCU, So to save product cost? ==
143 143  
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 -)))
149 149  
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 -)))
128 +Yes, this is possible, user can refer[[ the source code from ASR >>https://github.com/asrlora/asr_lora_6601/tree/master/projects/ASR6601SE-EVAL/examples/lora]]to get examples for how to its I/O Interfaces.
155 155  
156 156  
131 +== 2.4  Where to find Peer-to-Peer firmware of LA66? ==
157 157  
158 -== 2.2  Features ==
159 159  
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
134 +Instruction for LA66 Peer to Peer firmware :[[ Instruction >>doc:Main.User Manual for LoRaWAN End Nodes.LA66 LoRaWAN Shield User Manual.Instruction for LA66 Peer to Peer firmware.WebHome]]
170 170  
171 171  
172 -== 2.3  Specification ==
137 +== 2.5 How can i use J-LInk to debug LA66? ==
173 173  
174 -* CPU: 32-bit 48 MHz
175 -* Flash: 256KB
176 -* RAM: 64KB
177 -* Input Power Range: 1.8v ~~ 3.7v
178 -* Power Consumption: < 4uA.
179 -* Frequency Range: 150 MHz ~~ 960 MHz
180 -* Maximum Power +22 dBm constant RF output
181 -* High sensitivity: -148 dBm
182 -* Temperature:
183 -** Storage: -55 ~~ +125℃
184 -** Operating: -40 ~~ +85℃
185 -* Humidity:
186 -** Storage: 5 ~~ 95% (Non-Condensing)
187 -** Operating: 10 ~~ 95% (Non-Condensing)
188 -* LoRa Tx Current: <90 mA at +17 dBm, 108 mA at +22 dBm
189 -* LoRa Rx current: <9 mA
190 -* I/O Voltage: 3.3v
191 191  
140 +(% style="color:#037691" %)**The steps are as follows:**
192 192  
193 -== 2.4  Pin Mapping & LED ==
194 194  
143 +(% style="color:blue" %)**1. Install J-Link software from**
195 195  
145 +[[https:~~/~~/www.segger.com/downloads/jlink/>>url:https://www.segger.com/downloads/jlink/]]
196 196  
197 -== 2.5  Example: Use AT Command to communicate with LA66 module via Arduino UNO. ==
198 198  
148 +(% style="color:blue" %)**2. Expose PA6 / PA7 / RSTN of LA66.**
199 199  
200 200  
201 -== 2.6  Example: Join TTN network and send an uplink message, get downlink message. ==
151 +[[image:image-20230605151850-1.png]]
202 202  
203 203  
154 +[[image:image-20230605151850-2.png]]
204 204  
205 -== 2.7  Example: Log Temperature Sensor(DHT11) and send data to TTN, show it in DataCake. ==
206 206  
157 +(% style="color:blue" %)**3. Connect JLINK, and switch mother board SW1 to ISP. Wire connection as below:**
207 207  
159 +**LA66 PA6 < ~-~- > JLINK SWDIO (Pin 7)**
208 208  
209 -== 2.8  Upgrade Firmware of LA66 LoRaWAN Shield ==
161 +**LA66 PA7 < ~-~- > JLINK SWCLK (Pin 9)**
210 210  
163 +**LA66 RSTN < ~-~- > JLINK RESET (Pin 15)**
211 211  
212 -=== 2.8.1  Items needed for update ===
165 +**LA66 GND  < ~-~- > JLINK GND (Pin 8)**
213 213  
214 -1. LA66 LoRaWAN Shield
215 -1. Arduino
216 -1. USB TO TTL Adapter
167 +[[image:image-20230605151850-3.png||height="629" width="1182"]]
217 217  
169 +(% style="display:none" %) (%%)
218 218  
219 -[[image:image-20220602100052-2.png||height="385" width="600"]]
171 +(% style="color:blue" %)**4. Copy \SN50v3\tools\FLM\ASR6601.FLM to \Keil\ARM\ Flash\**
220 220  
173 +(% style="display:none" %) [[image:image-20230605151850-4.png]]
221 221  
222 -=== 2.8.2  Connection ===
223 223  
176 +(% style="color:blue" %)**Add ASR6601 256KB Flash to Flash Download**
224 224  
225 -[[image:image-20220602101311-3.png||height="276" width="600"]]
178 +[[image:image-20230605152412-12.png]]
226 226  
227 227  
228 -(((
229 -(% style="color:blue" %)**LA66 LoRaWAN Shield**(%%)  **<->** (% style="color:blue" %)**USB TTL**
230 -)))
181 +[[image:image-20230605151851-6.png]]
231 231  
232 -(((
233 -(% style="background-color:yellow" %)**GND  <-> GND
234 -TXD  <->  TXD
235 -RXD  <->  RXD**
236 -)))
237 237  
184 +(% style="color:blue" %)**5. Modify \SN50v3\Projects\Applications\DRAGINO-LRWAN-AT\cfg\gcc.ld, to 0x08000000.**
238 238  
239 -Put a jumper cap on JP6 of LA66 LoRaWAN Shield. ( the jumper is to power on LA66 module)
186 +[[image:image-20230605151851-7.png]]
240 240  
241 -Connect USB TTL Adapter to PC after connecting the wires
188 +[[image:image-20230605151851-8.png]]
242 242  
243 243  
244 -[[image:image-20220602102240-4.png||height="304" width="600"]]
191 +(% style="color:red" %)Note**: After debug, user should change the Flash address back to 0x0800D000, and upload the OTA bootloader to LA66. Otherwise, the compiled program doesn’t support OTA update.**
245 245  
246 246  
247 -=== 2.8.3  Upgrade steps ===
194 +(% style="color:blue" %)**6. Comment the low power function in main.c.**
248 248  
249 249  
250 -==== 1.  Switch SW1 to put in ISP position ====
197 +[[image:image-20230605151851-9.png]]
251 251  
252 252  
253 -[[image:image-20220602102824-5.png||height="306" width="600"]]
200 +(% style="color:blue" %)**Click Debug mode to debug.**
254 254  
202 +[[image:image-20230605151851-10.png||height="293" width="1275"]]
255 255  
256 256  
257 -==== 2.  Press the RST switch once ====
205 +[[image:image-20230605151851-11.png||height="739" width="1275"]](% style="display:none" %)
258 258  
207 +(% style="display:none" %) (%%)
259 259  
260 -[[image:image-20220602104701-12.png||height="285" width="600"]]
209 += 3.  Order Info =
261 261  
262 262  
212 +**Part Number:**  (% style="color:blue" %)**LA66-XXX**
263 263  
264 -==== 3.  Open the Upgrade tool (Tremo Programmer) in PC and Upgrade ====
214 +(% style="color:blue" %)**XXX**(%%): The default frequency band
265 265  
216 +* (% style="color:red" %)**AS923**(%%):  LoRaWAN AS923 band
217 +* (% style="color:red" %)**AU915**(%%):  LoRaWAN AU915 band
218 +* (% style="color:red" %)**EU433**(%%):  LoRaWAN EU433 band
219 +* (% style="color:red" %)**EU868**(%%):  LoRaWAN EU868 band
220 +* (% style="color:red" %)**KR920**(%%):  LoRaWAN KR920 band
221 +* (% style="color:red" %)**US915**(%%):  LoRaWAN US915 band
222 +* (% style="color:red" %)**IN865**(%%):  LoRaWAN IN865 band
223 +* (% style="color:red" %)**CN470**(%%): LoRaWAN CN470 band
224 +* (% style="color:red" %)**PP**(%%):  Peer to Peer LoRa Protocol
266 266  
267 -(((
268 -(% 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/]]**
269 -)))
226 += 4.  FCC Statement =
270 270  
271 271  
272 -[[image:image-20220602103227-6.png]]
229 +(% style="color:red" %)**FCC Caution:**
273 273  
231 +Any Changes or modifications not expressly approved by the party responsible for compliance could void the user's authority to operate the equipment.
274 274  
275 -[[image:image-20220602103357-7.png]]
233 +This device complies with part 15 of the FCC Rules. Operation is subject to the following two conditions: (1) This device may not cause harmful interference, and (2) this device must accept any interference received, including interference that may cause undesired operation.
276 276  
277 277  
236 +(% style="color:red" %)**IMPORTANT NOTE: **
278 278  
279 -(% class="wikigeneratedid" id="HSelecttheCOMportcorrespondingtoUSBTTL" %)
280 -(% style="color:blue" %)**2. Select the COM port corresponding to USB TTL**
238 +(% style="color:red" %)**Note:**(%%) This equipment has been tested and found to comply with the limits for a Class B digital device, pursuant to part 15 of the FCC Rules. These limits are designed to provide reasonable protection against harmful interference in a residential installation. This equipment generates, uses and can radiate radio frequency energy and, if not installed and used in accordance with the instructions, may cause harmful interference to radio communications. However, there is no guarantee that interference will not occur in a particular installation. If this equipment does cause harmful interference to radio or television reception, which can be determined by turning the equipment off and on, the user is encouraged to try to correct the interference by one or more of the following measures:
281 281  
240 +—Reorient or relocate the receiving antenna.
282 282  
283 -[[image:image-20220602103844-8.png]]
242 +—Increase the separation between the equipment and receiver.
284 284  
244 +—Connect the equipment into an outlet on a circuit different from that to which the receiver is connected.
285 285  
246 +—Consult the dealer or an experienced radio/TV technician for help.
286 286  
287 -(% class="wikigeneratedid" id="HSelectthebinfiletoburn" %)
288 -(% style="color:blue" %)**3. Select the bin file to burn**
289 289  
249 +(% style="color:red" %)**FCC Radiation Exposure Statement: **
290 290  
291 -[[image:image-20220602104144-9.png]]
251 +This equipment complies with FCC radiation exposure limits set forth for an uncontrolled environment.This equipment should be installed and operated with minimum distance 20cm between the radiator& your body.
292 292  
293 -
294 -[[image:image-20220602104251-10.png]]
295 -
296 -
297 -[[image:image-20220602104402-11.png]]
298 -
299 -
300 -
301 -(% class="wikigeneratedid" id="HClicktostartthedownload" %)
302 -(% style="color:blue" %)**4. Click to start the download**
303 -
304 -[[image:image-20220602104923-13.png]]
305 -
306 -
307 -
308 -(% class="wikigeneratedid" id="HThefollowingfigureappearstoprovethattheburningisinprogress" %)
309 -(% style="color:blue" %)**5. Check update process**
310 -
311 -
312 -[[image:image-20220602104948-14.png]]
313 -
314 -
315 -
316 -(% class="wikigeneratedid" id="HThefollowingpictureappearstoprovethattheburningissuccessful" %)
317 -(% style="color:blue" %)**The following picture shows that the burning is successful**
318 -
319 -[[image:image-20220602105251-15.png]]
320 -
321 -
322 -
323 -= 3.  LA66 USB LoRaWAN Adapter =
324 -
325 -
326 -== 3.1  Overview ==
327 -
328 -
329 -[[image:image-20220715001142-3.png||height="145" width="220"]]
330 -
331 -
332 -(% 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.
333 -
334 -(% 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.
335 -
336 -Each LA66 module includes a (% style="color:blue" %)**world-unique OTAA key**(%%) for LoRaWAN registration.
337 -
338 -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.
339 -
340 -LA66 is equipped with (% style="color:blue" %)**TCXO crystal**(%%) which ensures the module can achieve stable performance in extreme temperatures.
341 -
342 -
343 -
344 -== 3.2  Features ==
345 -
346 -* LoRaWAN USB adapter base on LA66 LoRaWAN module
347 -* Ultra-long RF range
348 -* Support LoRaWAN v1.0.4 protocol
349 -* Support peer-to-peer protocol
350 -* TCXO crystal to ensure RF performance on low temperature
351 -* Spring RF antenna
352 -* Available in different frequency LoRaWAN frequency bands.
353 -* World-wide unique OTAA keys.
354 -* AT Command via UART-TTL interface
355 -* Firmware upgradable via UART interface
356 -* Open Source Mobile App for LoRaWAN signal detect and GPS tracking.
357 -
358 -
359 -== 3.3  Specification ==
360 -
361 -* CPU: 32-bit 48 MHz
362 -* Flash: 256KB
363 -* RAM: 64KB
364 -* Input Power Range: 5v
365 -* Frequency Range: 150 MHz ~~ 960 MHz
366 -* Maximum Power +22 dBm constant RF output
367 -* High sensitivity: -148 dBm
368 -* Temperature:
369 -** Storage: -55 ~~ +125℃
370 -** Operating: -40 ~~ +85℃
371 -* Humidity:
372 -** Storage: 5 ~~ 95% (Non-Condensing)
373 -** Operating: 10 ~~ 95% (Non-Condensing)
374 -* LoRa Tx Current: <90 mA at +17 dBm, 108 mA at +22 dBm
375 -* LoRa Rx current: <9 mA
376 -
377 -
378 -== 3.4  Pin Mapping & LED ==
379 -
380 -
381 -
382 -== 3.5  Example: Send & Get Messages via LoRaWAN in PC ==
383 -
384 -
385 -Assume user already input the LA66 USB LoRaWAN Adapter OTAA Keys in TTN and there is already TTN network coverage.
386 -
387 -
388 -(% style="color:blue" %)**1. Connect the LA66 USB LoRaWAN adapter to PC**
389 -
390 -
391 -[[image:image-20220602171217-1.png||height="538" width="800"]]
392 -
393 -
394 -Open the serial port tool
395 -
396 -[[image:image-20220602161617-8.png]]
397 -
398 -[[image:image-20220602161718-9.png||height="457" width="800"]]
399 -
400 -
401 -
402 -(% style="color:blue" %)**2. Press the reset switch RST on the LA66 USB LoRaWAN Adapter to reset it.**
403 -
404 -The following picture appears to prove that the LA66 USB LoRaWAN Adapter successfully Join the LoRaWAN network
405 -
406 -
407 -[[image:image-20220602161935-10.png||height="498" width="800"]]
408 -
409 -
410 -
411 -(% style="color:blue" %)**3. See Uplink Command**
412 -
413 -Command format: (% style="color:#4472c4" %)** AT+SENDB=<confirn_status>,<Fport>,<data_len>,<data>**
414 -
415 -example: AT+SENDB=01,02,8,05820802581ea0a5
416 -
417 -[[image:image-20220602162157-11.png||height="497" width="800"]]
418 -
419 -
420 -
421 -(% style="color:blue" %)**4. Check to see if TTN received the message**
422 -
423 -[[image:image-20220602162331-12.png||height="420" width="800"]]
424 -
425 -
426 -
427 -== 3.6  Example: Send PC's CPU/RAM usage to TTN via python ==
428 -
429 -
430 -**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]]
431 -
432 -
433 -(% style="color:red" %)**Preconditions:**
434 -
435 -(% style="color:red" %)**1. LA66 USB LoRaWAN Adapter works fine**
436 -
437 -(% style="color:red" %)**2. LA66 USB LoRaWAN Adapter  is registered with TTN**
438 -
439 -
440 -
441 -(% style="color:blue" %)**Steps for usage:**
442 -
443 -(% style="color:blue" %)**1.**(%%) Press the reset switch RESET on the LA66 USB LoRaWAN Adapter
444 -
445 -(% style="color:blue" %)**2.**(%%) Run the python script in PC and see the TTN
446 -
447 -[[image:image-20220602115852-3.png||height="450" width="1187"]]
448 -
449 -
450 -
451 -== 3.7  Example: Send & Get Messages via LoRaWAN in RPi ==
452 -
453 -
454 -Assume user already input the LA66 USB LoRaWAN Adapter OTAA Keys in TTN and there is already TTN network coverage.
455 -
456 -
457 -(% style="color:blue" %)**1. Connect the LA66 USB LoRaWAN Adapter to the Raspberry Pi**
458 -
459 -[[image:image-20220602171233-2.png||height="538" width="800"]]
460 -
461 -
462 -
463 -(% style="color:blue" %)**2. Install Minicom in RPi.**
464 -
465 -(% id="cke_bm_509388S" style="display:none" %) (%%)Enter the following command in the RPi terminal
466 -
467 - (% style="background-color:yellow" %)**apt update**
468 -
469 - (% style="background-color:yellow" %)**apt install minicom**
470 -
471 -
472 -Use minicom to connect to the RPI's terminal
473 -
474 -[[image:image-20220602153146-3.png||height="439" width="500"]]
475 -
476 -
477 -
478 -(% style="color:blue" %)**3. Press the reset switch RST on the LA66 USB LoRaWAN Adapter.**
479 -
480 -The following picture appears to prove that the LA66 USB LoRaWAN Adapter successfully entered the network.
481 -
482 -
483 -[[image:image-20220602154928-5.png||height="436" width="500"]]
484 -
485 -
486 -
487 -(% style="color:blue" %)**4. Send Uplink message**
488 -
489 -Format: (% style="color:#4472c4" %)**AT+SENDB=<confirn_status>,<Fport>,<data_len>,<data>**
490 -
491 -example: AT+SENDB=01,02,8,05820802581ea0a5
492 -
493 -
494 -[[image:image-20220602160339-6.png||height="517" width="600"]]
495 -
496 -
497 -
498 -Check to see if TTN received the message
499 -
500 -[[image:image-20220602160627-7.png||height="369" width="800"]]
501 -
502 -
503 -
504 -== 3.8  Example: LA66 USB Module got a message from LA66 LoRa Shield and send the sensor data to NodeRed. ==
505 -
506 -
507 -
508 -== 3.9  Upgrade Firmware of LA66 USB LoRaWAN Adapter ==
509 -
510 -
511 -
512 -
513 -= 4.  Order Info =
514 -
515 -
516 -**Part Number:**  (% style="color:blue" %)**LA66-XXX**(%%), (% style="color:blue" %)**LA66-LoRaWAN-Shield-XXX** (%%) **or**  (% style="color:blue" %)**LA66-USB-LoRaWAN-Adapter-XXX**
517 -
518 -
519 -(% style="color:blue" %)**XXX**(%%): The default frequency band
520 -
521 -* (% style="color:red" %)**AS923**(%%):  LoRaWAN AS923 band
522 -* (% style="color:red" %)**AU915**(%%):  LoRaWAN AU915 band
523 -* (% style="color:red" %)**EU433**(%%):  LoRaWAN EU433 band
524 -* (% style="color:red" %)**EU868**(%%):  LoRaWAN EU868 band
525 -* (% style="color:red" %)**KR920**(%%):  LoRaWAN KR920 band
526 -* (% style="color:red" %)**US915**(%%):  LoRaWAN US915 band
527 -* (% style="color:red" %)**IN865**(%%):  LoRaWAN IN865 band
528 -* (% style="color:red" %)**CN470**(%%): LoRaWAN CN470 band
529 -* (% style="color:red" %)**PP**(%%):  Peer to Peer LoRa Protocol
530 -
531 -
532 -= 5.  Reference =
533 -
534 -* 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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