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Last modified by Xiaoling on 2023/09/19 09:20
From version 101.1
edited by Xiaoling
on 2022/07/20 11:18
Change comment: Uploaded new attachment "image-20220720111850-1.png", version {1}
To version 162.3
edited by Xiaoling
on 2023/06/05 15:35
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
... ... @@ -66,6 +66,7 @@
66 66  
67 67  == 1.3  Specification ==
68 68  
68 +
69 69  * CPU: 32-bit 48 MHz
70 70  * Flash: 256KB
71 71  * RAM: 64KB
... ... @@ -89,462 +89,174 @@
89 89  == 1.4  AT Command ==
90 90  
91 91  
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.
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>>https://www.dropbox.com/sh/wtq43za8sykpgta/AABAEE02uEAsRU-JV7bzEhMba?dl=0]].
93 93  
94 94  
95 -
96 96  == 1.5  Dimension ==
97 97  
97 +
98 98  [[image:image-20220718094750-3.png]]
99 99  
100 100  
101 -
102 102  == 1.6  Pin Mapping ==
103 103  
103 +[[image:image-20220720111850-1.png]]
104 104  
105 -[[image:image-20220719093156-1.png]]
106 106  
107 -
108 -
109 109  == 1.7  Land Pattern ==
110 110  
108 +
111 111  [[image:image-20220517072821-2.png]]
112 112  
113 113  
112 += 2.  FAQ =
114 114  
115 -= 2.  LA66 LoRaWAN Shield =
114 +== 2.1  Where to find examples of how to use LA66? ==
116 116  
117 117  
118 -== 2.1  Overview ==
117 +(% class="wikigeneratedid" %)
118 +Below products are made by LA66. User can use their examples as reference:
119 119  
120 +* [[LA66 Shield for Arduino>>doc:Main.User Manual for LoRaWAN End Nodes.LA66 LoRaWAN Shield User Manual.WebHome]]
121 +* [[LA66 USB Adapter>>doc:Main.User Manual for LoRaWAN End Nodes.LA66 USB LoRaWAN Adapter User Manual.WebHome]]
120 120  
121 -(((
122 -[[image:image-20220715000826-2.png||height="145" width="220"]]
123 -)))
124 124  
125 -(((
126 -
127 -)))
128 128  
129 -(((
130 -(% 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.
131 -)))
125 +== 2.2  How to Compile Source Code for LA66? ==
132 132  
133 -(((
134 -(((
135 -(% 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.
136 -)))
137 -)))
138 138  
139 -(((
140 -(((
141 -Each LA66 module includes a (% style="color:blue" %)**world-unique OTAA key**(%%) for LoRaWAN registration.
142 -)))
143 -)))
128 +Compile and Upload Code to ASR6601 Platform：[[Instruction>>Compile and Upload Code to ASR6601 Platform]]
144 144  
145 -(((
146 -(((
147 -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.
148 -)))
149 -)))
150 150  
151 -(((
152 -(((
153 -LA66 is equipped with (% style="color:blue" %)**TCXO crystal**(%%) which ensures the module can achieve stable performance in extreme temperatures.
154 -)))
155 -)))
131 +== 2.3  Can i use LA66 module's internal I/O without external MCU, So to save product cost? ==
156 156  
157 157  
134 +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.
158 158  
159 -== 2.2  Features ==
160 160  
161 -* Arduino Shield base on LA66 LoRaWAN module
162 -* Support LoRaWAN v1.0.4 protocol
163 -* Support peer-to-peer protocol
164 -* TCXO crystal to ensure RF performance on low temperature
165 -* SMA connector
166 -* Available in different frequency LoRaWAN frequency bands.
167 -* World-wide unique OTAA keys.
168 -* AT Command via UART-TTL interface
169 -* Firmware upgradable via UART interface
170 -* Ultra-long RF range
137 +== 2.4  Where to find Peer-to-Peer firmware of LA66? ==
171 171  
172 172  
140 +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]]
173 173  
174 -== 2.3  Specification ==
175 175  
176 -* CPU: 32-bit 48 MHz
177 -* Flash: 256KB
178 -* RAM: 64KB
179 -* Input Power Range: 1.8v ~~ 3.7v
180 -* Power Consumption: < 4uA.
181 -* Frequency Range: 150 MHz ~~ 960 MHz
182 -* Maximum Power +22 dBm constant RF output
183 -* High sensitivity: -148 dBm
184 -* Temperature:
185 -** Storage: -55 ~~ +125℃
186 -** Operating: -40 ~~ +85℃
187 -* Humidity:
188 -** Storage: 5 ~~ 95% (Non-Condensing)
189 -** Operating: 10 ~~ 95% (Non-Condensing)
190 -* LoRa Tx Current: <90 mA at +17 dBm, 108 mA at +22 dBm
191 -* LoRa Rx current: <9 mA
192 -* I/O Voltage: 3.3v
143 +== 2.5 How can i use J-LInk to debug LA66? ==
193 193  
194 194  
146 +(% style="color:#037691" %)**The steps are as follows:**
195 195  
196 -== 2.4  Pin Mapping & LED ==
197 197  
149 +(% style="color:blue" %)**1. Install J-Link software from**
198 198  
151 +[[https:~~/~~/www.segger.com/downloads/jlink/>>url:https://www.segger.com/downloads/jlink/]]
199 199  
200 -== 2.5  Example: Use AT Command to communicate with LA66 module via Arduino UNO. ==
201 201  
154 +(% style="color:blue" %)**2. Expose PA6 / PA7 / RSTN of LA66.**
202 202  
203 203  
204 -== 2.6  Example: Join TTN network and send an uplink message, get downlink message. ==
157 +[[image:image-20230605151850-1.png]]
205 205  
206 206  
160 +[[image:image-20230605151850-2.png]]
207 207  
208 -== 2.7  Example: Log Temperature Sensor(DHT11) and send data to TTN, show it in DataCake. ==
209 209  
163 +(% style="color:blue" %)**3. Connect JLINK, and switch mother board SW1 to ISP. Wire connection as below:**
210 210  
165 +**LA66 PA6 < ~-~- > JLINK SWDIO (Pin 7)**
211 211  
212 -== 2.8  Upgrade Firmware of LA66 LoRaWAN Shield ==
167 +**LA66 PA7 < ~-~- > JLINK SWCLK (Pin 9)**
213 213  
169 +**LA66 RSTN < ~-~- > JLINK RESET (Pin 15)**
214 214  
215 -=== 2.8.1  Items needed for update ===
171 +**LA66 GND  < ~-~- > JLINK GND (Pin 8)**
216 216  
217 -1. LA66 LoRaWAN Shield
218 -1. Arduino
219 -1. USB TO TTL Adapter
173 +[[image:image-20230605151850-3.png||height="629" width="1182"]]
220 220  
221 -[[image:image-20220602100052-2.png||height="385" width="600"]]
175 +(% style="display:none" %) (%%)
222 222  
177 +(% style="color:blue" %)**4. Copy \SN50v3\tools\FLM\ASR6601.FLM to \Keil\ARM\ Flash\**
223 223  
224 -=== 2.8.2  Connection ===
179 +(% style="display:none" %) [[image:image-20230605151850-4.png]]
225 225  
226 226  
227 -[[image:image-20220602101311-3.png||height="276" width="600"]]
182 +**Add ASR6601 256KB Flash to Flash Download**
228 228  
184 +[[image:image-20230605152412-12.png]]
229 229  
230 -(((
231 -(% style="color:blue" %)**LA66 LoRaWAN Shield**(%%)  **<->** (% style="color:blue" %)**USB TTL**
232 -)))
233 233  
234 -(((
235 -(% style="background-color:yellow" %)**GND  <-> GND
236 -TXD  <->  TXD
237 -RXD  <->  RXD**
238 -)))
187 +[[image:image-20230605151851-6.png]]
239 239  
240 240  
241 -Put a jumper cap on JP6 of LA66 LoRaWAN Shield. ( the jumper is to power on LA66 module)
190 +(% style="color:blue" %)**5. Modify \SN50v3\Projects\Applications\DRAGINO-LRWAN-AT\cfg\gcc.ld, to 0x08000000.**
242 242  
243 -Connect USB TTL Adapter to PC after connecting the wires
244 244  
193 +[[image:image-20230605151851-7.png]]
245 245  
246 -[[image:image-20220602102240-4.png||height="304" width="600"]]
195 +[[image:image-20230605151851-8.png]]
247 247  
248 248  
249 -=== 2.8.3  Upgrade steps ===
198 +(% 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.**
250 250  
251 251  
252 -==== 1.  Switch SW1 to put in ISP position ====
201 +(% style="color:blue" %)**6. Comment the low power function in main.c.**
253 253  
254 254  
255 -[[image:image-20220602102824-5.png||height="306" width="600"]]
204 +[[image:image-20230605151851-9.png]]
256 256  
257 257  
207 +(% style="color:blue" %)**Click Debug mode to debug.**
258 258  
259 -==== 2.  Press the RST switch once ====
209 +[[image:image-20230605151851-10.png||height="293" width="1275"]]
260 260  
261 261  
262 -[[image:image-20220602104701-12.png||height="285" width="600"]]
212 +[[image:image-20230605151851-11.png||height="739" width="1275"]](% style="display:none" %)
263 263  
214 +(% style="display:none" %) (%%)
264 264  
216 += 3.  Order Info =
265 265  
266 -==== 3.  Open the Upgrade tool (Tremo Programmer) in PC and Upgrade ====
267 267  
219 +**Part Number:**  (% style="color:blue" %)**LA66-XXX**
268 268  
269 -(((
270 -(% 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/]]**
271 -)))
221 +(% style="color:blue" %)**XXX**(%%): The default frequency band
272 272  
223 +* (% style="color:red" %)**AS923**(%%):  LoRaWAN AS923 band
224 +* (% style="color:red" %)**AU915**(%%):  LoRaWAN AU915 band
225 +* (% style="color:red" %)**EU433**(%%):  LoRaWAN EU433 band
226 +* (% style="color:red" %)**EU868**(%%):  LoRaWAN EU868 band
227 +* (% style="color:red" %)**KR920**(%%):  LoRaWAN KR920 band
228 +* (% style="color:red" %)**US915**(%%):  LoRaWAN US915 band
229 +* (% style="color:red" %)**IN865**(%%):  LoRaWAN IN865 band
230 +* (% style="color:red" %)**CN470**(%%): LoRaWAN CN470 band
231 +* (% style="color:red" %)**PP**(%%):  Peer to Peer LoRa Protocol
273 273  
274 -[[image:image-20220602103227-6.png]]
275 275  
276 276  
277 -[[image:image-20220602103357-7.png]]
235 += 4.  FCC Statement =
278 278  
279 279  
238 +(% style="color:red" %)**FCC Caution:**
280 280  
281 -(% class="wikigeneratedid" id="HSelecttheCOMportcorrespondingtoUSBTTL" %)
282 -(% style="color:blue" %)**2. Select the COM port corresponding to USB TTL**
240 +Any Changes or modifications not expressly approved by the party responsible for compliance could void the user's authority to operate the equipment.
283 283  
242 +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.
284 284  
285 -[[image:image-20220602103844-8.png]]
286 286  
245 +(% style="color:red" %)**IMPORTANT NOTE: **
287 287  
247 +(% 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:
288 288  
289 -(% class="wikigeneratedid" id="HSelectthebinfiletoburn" %)
290 -(% style="color:blue" %)**3. Select the bin file to burn**
249 +—Reorient or relocate the receiving antenna.
291 291  
251 +—Increase the separation between the equipment and receiver.
292 292  
293 -[[image:image-20220602104144-9.png]]
253 +—Connect the equipment into an outlet on a circuit different from that to which the receiver is connected.
294 294  
255 +—Consult the dealer or an experienced radio/TV technician for help.
295 295  
296 -[[image:image-20220602104251-10.png]]
297 297  
258 +(% style="color:red" %)**FCC Radiation Exposure Statement: **
298 298  
299 -[[image:image-20220602104402-11.png]]
260 +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.
300 300  
301 -
302 -
303 -(% class="wikigeneratedid" id="HClicktostartthedownload" %)
304 -(% style="color:blue" %)**4. Click to start the download**
305 -
306 -[[image:image-20220602104923-13.png]]
307 -
308 -
309 -
310 -(% class="wikigeneratedid" id="HThefollowingfigureappearstoprovethattheburningisinprogress" %)
311 -(% style="color:blue" %)**5. Check update process**
312 -
313 -
314 -[[image:image-20220602104948-14.png]]
315 -
316 -
317 -
318 -(% class="wikigeneratedid" id="HThefollowingpictureappearstoprovethattheburningissuccessful" %)
319 -(% style="color:blue" %)**The following picture shows that the burning is successful**
320 -
321 -[[image:image-20220602105251-15.png]]
322 -
323 -
324 -
325 -= 3.  LA66 USB LoRaWAN Adapter =
326 -
327 -
328 -== 3.1  Overview ==
329 -
330 -
331 -[[image:image-20220715001142-3.png||height="145" width="220"]]
332 -
333 -
334 -(((
335 -(% 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.
336 -)))
337 -
338 -(((
339 -(% style="color:blue" %)**LA66**(%%) is a ready-to-use module that includes the (% style="color:blue" %)**LoRaWAN v1.0.4 protocol**(%%). The LoRaWAN stack used in LA66 is used in more than 1 million LoRaWAN End Devices deployed world widely. This mature LoRaWAN stack greatly reduces the risk to make stable LoRaWAN Sensors to support different LoRaWAN servers and different countries' standards. External MCU can use AT command to call LA66 and start to transmit data via the LoRaWAN protocol.
340 -)))
341 -
342 -(((
343 -Each LA66 module includes a (% style="color:blue" %)**world-unique OTAA key**(%%) for LoRaWAN registration.
344 -)))
345 -
346 -(((
347 -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.
348 -)))
349 -
350 -(((
351 -LA66 is equipped with (% style="color:blue" %)**TCXO crystal**(%%) which ensures the module can achieve stable performance in extreme temperatures.
352 -)))
353 -
354 -
355 -
356 -== 3.2  Features ==
357 -
358 -* LoRaWAN USB adapter base on LA66 LoRaWAN module
359 -* Ultra-long RF range
360 -* Support LoRaWAN v1.0.4 protocol
361 -* Support peer-to-peer protocol
362 -* TCXO crystal to ensure RF performance on low temperature
363 -* Spring RF antenna
364 -* Available in different frequency LoRaWAN frequency bands.
365 -* World-wide unique OTAA keys.
366 -* AT Command via UART-TTL interface
367 -* Firmware upgradable via UART interface
368 -* Open Source Mobile App for LoRaWAN signal detect and GPS tracking.
369 -
370 -
371 -
372 -== 3.3  Specification ==
373 -
374 -* CPU: 32-bit 48 MHz
375 -* Flash: 256KB
376 -* RAM: 64KB
377 -* Input Power Range: 5v
378 -* Frequency Range: 150 MHz ~~ 960 MHz
379 -* Maximum Power +22 dBm constant RF output
380 -* High sensitivity: -148 dBm
381 -* Temperature:
382 -** Storage: -55 ~~ +125℃
383 -** Operating: -40 ~~ +85℃
384 -* Humidity:
385 -** Storage: 5 ~~ 95% (Non-Condensing)
386 -** Operating: 10 ~~ 95% (Non-Condensing)
387 -* LoRa Tx Current: <90 mA at +17 dBm, 108 mA at +22 dBm
388 -* LoRa Rx current: <9 mA
389 -
390 -
391 -
392 -== 3.4  Pin Mapping & LED ==
393 -
394 -
395 -
396 -== 3.5  Example: Send & Get Messages via LoRaWAN in PC ==
397 -
398 -
399 -(((
400 -Assume user already input the LA66 USB LoRaWAN Adapter OTAA Keys in TTN and there is already TTN network coverage.
401 -)))
402 -
403 -
404 -(% style="color:blue" %)**1. Connect the LA66 USB LoRaWAN adapter to PC**
405 -
406 -
407 -[[image:image-20220602171217-1.png||height="538" width="800"]]
408 -
409 -
410 -Open the serial port tool
411 -
412 -[[image:image-20220602161617-8.png]]
413 -
414 -[[image:image-20220602161718-9.png||height="457" width="800"]]
415 -
416 -
417 -
418 -(% style="color:blue" %)**2. Press the reset switch RST on the LA66 USB LoRaWAN Adapter to reset it.**
419 -
420 -The following picture appears to prove that the LA66 USB LoRaWAN Adapter successfully Join the LoRaWAN network
421 -
422 -
423 -[[image:image-20220602161935-10.png||height="498" width="800"]]
424 -
425 -
426 -
427 -(% style="color:blue" %)**3. See Uplink Command**
428 -
429 -Command format: (% style="color:#4472c4" %)** AT+SENDB=<confirn_status>,<Fport>,<data_len>,<data>**
430 -
431 -example: AT+SENDB=01,02,8,05820802581ea0a5
432 -
433 -[[image:image-20220602162157-11.png||height="497" width="800"]]
434 -
435 -
436 -
437 -(% style="color:blue" %)**4. Check to see if TTN received the message**
438 -
439 -[[image:image-20220602162331-12.png||height="420" width="800"]]
440 -
441 -
442 -
443 -== 3.6  Example: Send PC's CPU/RAM usage to TTN via python ==
444 -
445 -
446 -**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]]
447 -
448 -
449 -(% style="color:red" %)**Preconditions:**
450 -
451 -(% style="color:red" %)**1. LA66 USB LoRaWAN Adapter works fine**
452 -
453 -(% style="color:red" %)**2. LA66 USB LoRaWAN Adapter  is registered with TTN**
454 -
455 -
456 -
457 -(% style="color:blue" %)**Steps for usage:**
458 -
459 -(% style="color:blue" %)**1.**(%%) Press the reset switch RESET on the LA66 USB LoRaWAN Adapter
460 -
461 -(% style="color:blue" %)**2.**(%%) Run the python script in PC and see the TTN
462 -
463 -[[image:image-20220602115852-3.png||height="450" width="1187"]]
464 -
465 -
466 -
467 -== 3.7  Example: Send & Get Messages via LoRaWAN in RPi ==
468 -
469 -
470 -Assume user already input the LA66 USB LoRaWAN Adapter OTAA Keys in TTN and there is already TTN network coverage.
471 -
472 -
473 -(% style="color:blue" %)**1. Connect the LA66 USB LoRaWAN Adapter to the Raspberry Pi**
474 -
475 -[[image:image-20220602171233-2.png||height="538" width="800"]]
476 -
477 -
478 -
479 -(% style="color:blue" %)**2. Install Minicom in RPi.**
480 -
481 -(% id="cke_bm_509388S" style="display:none" %) (%%)Enter the following command in the RPi terminal
482 -
483 - (% style="background-color:yellow" %)**apt update**
484 -
485 - (% style="background-color:yellow" %)**apt install minicom**
486 -
487 -
488 -Use minicom to connect to the RPI's terminal
489 -
490 -[[image:image-20220602153146-3.png||height="439" width="500"]]
491 -
492 -
493 -
494 -(% style="color:blue" %)**3. Press the reset switch RST on the LA66 USB LoRaWAN Adapter.**
495 -
496 -The following picture appears to prove that the LA66 USB LoRaWAN Adapter successfully entered the network.
497 -
498 -
499 -[[image:image-20220602154928-5.png||height="436" width="500"]]
500 -
501 -
502 -
503 -(% style="color:blue" %)**4. Send Uplink message**
504 -
505 -Format: (% style="color:#4472c4" %)**AT+SENDB=<confirn_status>,<Fport>,<data_len>,<data>**
506 -
507 -example: AT+SENDB=01,02,8,05820802581ea0a5
508 -
509 -
510 -[[image:image-20220602160339-6.png||height="517" width="600"]]
511 -
512 -
513 -
514 -Check to see if TTN received the message
515 -
516 -[[image:image-20220602160627-7.png||height="369" width="800"]]
517 -
518 -
519 -
520 -== 3.8  Example: LA66 USB Module got a message from LA66 LoRa Shield and send the sensor data to NodeRed. ==
521 -
522 -
523 -
524 -== 3.9  Upgrade Firmware of LA66 USB LoRaWAN Adapter ==
525 -
526 -
527 -
528 -
529 -= 4.  Order Info =
530 -
531 -
532 -**Part Number:**  (% style="color:blue" %)**LA66-XXX**(%%), (% style="color:blue" %)**LA66-LoRaWAN-Shield-XXX** (%%) **or**  (% style="color:blue" %)**LA66-USB-LoRaWAN-Adapter-XXX**
533 -
534 -
535 -(% style="color:blue" %)**XXX**(%%): The default frequency band
536 -
537 -* (% style="color:red" %)**AS923**(%%):  LoRaWAN AS923 band
538 -* (% style="color:red" %)**AU915**(%%):  LoRaWAN AU915 band
539 -* (% style="color:red" %)**EU433**(%%):  LoRaWAN EU433 band
540 -* (% style="color:red" %)**EU868**(%%):  LoRaWAN EU868 band
541 -* (% style="color:red" %)**KR920**(%%):  LoRaWAN KR920 band
542 -* (% style="color:red" %)**US915**(%%):  LoRaWAN US915 band
543 -* (% style="color:red" %)**IN865**(%%):  LoRaWAN IN865 band
544 -* (% style="color:red" %)**CN470**(%%): LoRaWAN CN470 band
545 -* (% style="color:red" %)**PP**(%%):  Peer to Peer LoRa Protocol
546 -
547 -
548 -= 5.  Reference =
549 -
550 -* 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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