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Last modified by Xiaoling on 2023/09/19 09:20
From version 100.3
edited by Xiaoling
on 2022/07/19 11:41
Change comment: There is no comment for this version
To version 162.5
edited by Xiaoling
on 2023/09/18 16:35
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
... ... @@ -63,9 +63,9 @@
63 63  * Ultra-long RF range
64 64  
65 65  
66 -
67 67  == 1.3  Specification ==
68 68  
67 +
69 69  * CPU: 32-bit 48 MHz
70 70  * Flash: 256KB
71 71  * RAM: 64KB
... ... @@ -85,458 +85,176 @@
85 85  * I/O Voltage: 3.3v
86 86  
87 87  
88 -
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.
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>>https://www.dropbox.com/scl/fi/s3i58dyuh2zpwxfzcks9d/Accuhealth-LA66-AT-commands.pdf?rlkey=059co9isdbddl1h1lb5gy93oy&dl=0]].
93 93  
94 -
95 -
96 96  == 1.5  Dimension ==
97 97  
94 +
98 98  [[image:image-20220718094750-3.png]]
99 99  
100 100  
101 -
102 -
103 103  == 1.6  Pin Mapping ==
104 104  
100 +[[image:image-20220720111850-1.png]]
105 105  
106 -[[image:image-20220719093156-1.png]]
107 107  
108 -
109 -
110 110  == 1.7  Land Pattern ==
111 111  
105 +
112 112  [[image:image-20220517072821-2.png]]
113 113  
114 114  
109 += 2.  FAQ =
115 115  
116 -= 2.  LA66 LoRaWAN Shield =
111 +== 2.1  Where to find examples of how to use LA66? ==
117 117  
118 118  
119 -== 2.1  Overview ==
114 +(% class="wikigeneratedid" %)
115 +Below products are made by LA66. User can use their examples as reference:
120 120  
117 +* [[LA66 Shield for Arduino>>doc:Main.User Manual for LoRaWAN End Nodes.LA66 LoRaWAN Shield User Manual.WebHome]]
118 +* [[LA66 USB Adapter>>doc:Main.User Manual for LoRaWAN End Nodes.LA66 USB LoRaWAN Adapter User Manual.WebHome]]
121 121  
122 -(((
123 -[[image:image-20220715000826-2.png||height="145" width="220"]]
124 -)))
125 125  
126 -(((
127 -
128 -)))
121 +== 2.2  How to Compile Source Code for LA66? ==
129 129  
130 -(((
131 -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.
132 -)))
133 133  
134 -(((
135 -(((
136 -(% 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.
137 -)))
138 -)))
124 +Compile and Upload Code to ASR6601 Platform：[[Instruction>>Compile and Upload Code to ASR6601 Platform]]
139 139  
140 -(((
141 -(((
142 -Each LA66 module includes a (% style="color:blue" %)**world-unique OTAA key**(%%) for LoRaWAN registration.
143 -)))
144 -)))
145 145  
146 -(((
147 -(((
148 -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.
149 -)))
150 -)))
127 +== 2.3  Can i use LA66 module's internal I/O without external MCU, So to save product cost? ==
151 151  
152 -(((
153 -(((
154 -LA66 is equipped with (% style="color:blue" %)**TCXO crystal**(%%) which ensures the module can achieve stable performance in extreme temperatures.
155 -)))
156 -)))
157 157  
130 +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  
159 159  
160 -== 2.2  Features ==
133 +== 2.4  Where to find Peer-to-Peer firmware of LA66? ==
161 161  
162 -* Arduino Shield base on LA66 LoRaWAN module
163 -* Support LoRaWAN v1.0.4 protocol
164 -* Support peer-to-peer protocol
165 -* TCXO crystal to ensure RF performance on low temperature
166 -* SMA connector
167 -* Available in different frequency LoRaWAN frequency bands.
168 -* World-wide unique OTAA keys.
169 -* AT Command via UART-TTL interface
170 -* Firmware upgradable via UART interface
171 -* Ultra-long RF range
172 172  
136 +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  
174 174  
175 -== 2.3  Specification ==
139 +== 2.5 How can i use J-LInk to debug LA66? ==
176 176  
177 -* CPU: 32-bit 48 MHz
178 -* Flash: 256KB
179 -* RAM: 64KB
180 -* Input Power Range: 1.8v ~~ 3.7v
181 -* Power Consumption: < 4uA.
182 -* Frequency Range: 150 MHz ~~ 960 MHz
183 -* Maximum Power +22 dBm constant RF output
184 -* High sensitivity: -148 dBm
185 -* Temperature:
186 -** Storage: -55 ~~ +125℃
187 -** Operating: -40 ~~ +85℃
188 -* Humidity:
189 -** Storage: 5 ~~ 95% (Non-Condensing)
190 -** Operating: 10 ~~ 95% (Non-Condensing)
191 -* LoRa Tx Current: <90 mA at +17 dBm, 108 mA at +22 dBm
192 -* LoRa Rx current: <9 mA
193 -* I/O Voltage: 3.3v
194 194  
142 +(% style="color:#037691" %)**The steps are as follows:**
195 195  
196 196  
197 -== 2.4  Pin Mapping & LED ==
145 +(% style="color:blue" %)**1. Install J-Link software from**
198 198  
147 +[[https:~~/~~/www.segger.com/downloads/jlink/>>url:https://www.segger.com/downloads/jlink/]]
199 199  
200 200  
201 -== 2.5  Example: Use AT Command to communicate with LA66 module via Arduino UNO. ==
150 +(% style="color:blue" %)**2. Expose PA6 / PA7 / RSTN of LA66.**
202 202  
203 203  
153 +[[image:image-20230605151850-1.png||height="676" width="640"]]
204 204  
205 -== 2.6  Example: Join TTN network and send an uplink message, get downlink message. ==
206 206  
156 +[[image:image-20230605151850-2.png]]
207 207  
158 +(% style="display:none" %) (%%)
208 208  
209 -== 2.7  Example: Log Temperature Sensor(DHT11) and send data to TTN, show it in DataCake. ==
160 +(% style="color:blue" %)**3. Connect JLINK, and switch mother board SW1 to ISP. Wire connection as below:**
210 210  
211 211  
163 +**LA66 PA6 < ~-~- > JLINK SWDIO (Pin 7)**
212 212  
213 -== 2.8  Upgrade Firmware of LA66 LoRaWAN Shield ==
165 +**LA66 PA7 < ~-~- > JLINK SWCLK (Pin 9)**
214 214  
167 +**LA66 RSTN < ~-~- > JLINK RESET (Pin 15)**
215 215  
216 -=== 2.8.1  Items needed for update ===
169 +**LA66 GND  < ~-~- > JLINK GND (Pin 8)**
217 217  
218 -1. LA66 LoRaWAN Shield
219 -1. Arduino
220 -1. USB TO TTL Adapter
171 +[[image:image-20230605151850-3.png||height="629" width="1182"]]
221 221  
173 +(% style="display:none" %) (%%)
222 222  
175 +(% style="color:blue" %)**4. Copy \SN50v3\tools\FLM\ASR6601.FLM to \Keil\ARM\ Flash\**
223 223  
224 -[[image:image-20220602100052-2.png||height="385" width="600"]]
177 +(% style="display:none" %) [[image:image-20230605151850-4.png]]
225 225  
226 226  
227 -=== 2.8.2  Connection ===
180 +**Add ASR6601 256KB Flash to Flash Download**
228 228  
182 +[[image:image-20230605152412-12.png]]
229 229  
230 -[[image:image-20220602101311-3.png||height="276" width="600"]]
231 231  
185 +[[image:image-20230605151851-6.png]]
232 232  
233 -(((
234 -(% style="color:blue" %)**LA66 LoRaWAN Shield**(%%)  **<->** (% style="color:blue" %)**USB TTL**
235 -)))
236 236  
237 -(((
238 -(% style="background-color:yellow" %)**GND  <-> GND
239 -TXD  <->  TXD
240 -RXD  <->  RXD**
241 -)))
188 +(% style="color:blue" %)**5. Modify \SN50v3\Projects\Applications\DRAGINO-LRWAN-AT\cfg\gcc.ld, to 0x08000000.**
242 242  
243 243  
244 -Put a jumper cap on JP6 of LA66 LoRaWAN Shield. ( the jumper is to power on LA66 module)
191 +[[image:image-20230605151851-7.png]]
245 245  
246 -Connect USB TTL Adapter to PC after connecting the wires
193 +[[image:image-20230605151851-8.png]]
247 247  
248 248  
249 -[[image:image-20220602102240-4.png||height="304" width="600"]]
196 +(% 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 -=== 2.8.3  Upgrade steps ===
199 +(% style="color:blue" %)**6. Comment the low power function in main.c.**
253 253  
254 254  
255 -==== 1.  Switch SW1 to put in ISP position ====
202 +[[image:image-20230605151851-9.png]]
256 256  
257 257  
258 -[[image:image-20220602102824-5.png||height="306" width="600"]]
205 +(% style="color:blue" %)**Click Debug mode to debug.**
259 259  
207 +[[image:image-20230605151851-10.png||height="293" width="1275"]]
260 260  
261 261  
262 -==== 2.  Press the RST switch once ====
210 +[[image:image-20230605151851-11.png||height="739" width="1275"]](% style="display:none" %)
263 263  
212 +(% style="display:none" %) (%%)
264 264  
265 -[[image:image-20220602104701-12.png||height="285" width="600"]]
214 += 3.  Order Info =
266 266  
267 267  
217 +**Part Number:**  (% style="color:blue" %)**LA66-XXX**
268 268  
269 -==== 3.  Open the Upgrade tool (Tremo Programmer) in PC and Upgrade ====
219 +(% style="color:blue" %)**XXX**(%%): The default frequency band
270 270  
221 +* (% style="color:red" %)**AS923**(%%):  LoRaWAN AS923 band
222 +* (% style="color:red" %)**AU915**(%%):  LoRaWAN AU915 band
223 +* (% style="color:red" %)**EU433**(%%):  LoRaWAN EU433 band
224 +* (% style="color:red" %)**EU868**(%%):  LoRaWAN EU868 band
225 +* (% style="color:red" %)**KR920**(%%):  LoRaWAN KR920 band
226 +* (% style="color:red" %)**US915**(%%):  LoRaWAN US915 band
227 +* (% style="color:red" %)**IN865**(%%):  LoRaWAN IN865 band
228 +* (% style="color:red" %)**CN470**(%%): LoRaWAN CN470 band
229 +* (% style="color:red" %)**PP**(%%):  Peer to Peer LoRa Protocol
271 271  
272 -(((
273 -(% 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/]]**
274 -)))
275 275  
232 += 4.  FCC Statement =
276 276  
277 -[[image:image-20220602103227-6.png]]
278 278  
235 +(% style="color:red" %)**FCC Caution:**
279 279  
280 -[[image:image-20220602103357-7.png]]
237 +Any Changes or modifications not expressly approved by the party responsible for compliance could void the user's authority to operate the equipment.
281 281  
239 +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.
282 282  
283 283  
284 -(% class="wikigeneratedid" id="HSelecttheCOMportcorrespondingtoUSBTTL" %)
285 -(% style="color:blue" %)**2. Select the COM port corresponding to USB TTL**
242 +(% style="color:red" %)**IMPORTANT NOTE: **
286 286  
244 +(% 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:
287 287  
288 -[[image:image-20220602103844-8.png]]
246 +—Reorient or relocate the receiving antenna.
289 289  
248 +—Increase the separation between the equipment and receiver.
290 290  
250 +—Connect the equipment into an outlet on a circuit different from that to which the receiver is connected.
291 291  
292 -(% class="wikigeneratedid" id="HSelectthebinfiletoburn" %)
293 -(% style="color:blue" %)**3. Select the bin file to burn**
252 +—Consult the dealer or an experienced radio/TV technician for help.
294 294  
295 295  
296 -[[image:image-20220602104144-9.png]]
255 +(% style="color:red" %)**FCC Radiation Exposure Statement: **
297 297  
257 +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.
298 298  
299 -[[image:image-20220602104251-10.png]]
300 -
301 -
302 -[[image:image-20220602104402-11.png]]
303 -
304 -
305 -
306 -(% class="wikigeneratedid" id="HClicktostartthedownload" %)
307 -(% style="color:blue" %)**4. Click to start the download**
308 -
309 -[[image:image-20220602104923-13.png]]
310 -
311 -
312 -
313 -(% class="wikigeneratedid" id="HThefollowingfigureappearstoprovethattheburningisinprogress" %)
314 -(% style="color:blue" %)**5. Check update process**
315 -
316 -
317 -[[image:image-20220602104948-14.png]]
318 -
319 -
320 -
321 -(% class="wikigeneratedid" id="HThefollowingpictureappearstoprovethattheburningissuccessful" %)
322 -(% style="color:blue" %)**The following picture shows that the burning is successful**
323 -
324 -[[image:image-20220602105251-15.png]]
325 -
326 -
327 -
328 -= 3.  LA66 USB LoRaWAN Adapter =
329 -
330 -
331 -== 3.1  Overview ==
332 -
333 -
334 -[[image:image-20220715001142-3.png||height="145" width="220"]]
335 -
336 -
337 -(% 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.
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 -Each LA66 module includes a (% style="color:blue" %)**world-unique OTAA key**(%%) for LoRaWAN registration.
342 -
343 -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.
344 -
345 -LA66 is equipped with (% style="color:blue" %)**TCXO crystal**(%%) which ensures the module can achieve stable performance in extreme temperatures.
346 -
347 -
348 -
349 -== 3.2  Features ==
350 -
351 -* LoRaWAN USB adapter base on LA66 LoRaWAN module
352 -* Ultra-long RF range
353 -* Support LoRaWAN v1.0.4 protocol
354 -* Support peer-to-peer protocol
355 -* TCXO crystal to ensure RF performance on low temperature
356 -* Spring RF antenna
357 -* Available in different frequency LoRaWAN frequency bands.
358 -* World-wide unique OTAA keys.
359 -* AT Command via UART-TTL interface
360 -* Firmware upgradable via UART interface
361 -* Open Source Mobile App for LoRaWAN signal detect and GPS tracking.
362 -
363 -
364 -
365 -== 3.3  Specification ==
366 -
367 -* CPU: 32-bit 48 MHz
368 -* Flash: 256KB
369 -* RAM: 64KB
370 -* Input Power Range: 5v
371 -* Frequency Range: 150 MHz ~~ 960 MHz
372 -* Maximum Power +22 dBm constant RF output
373 -* High sensitivity: -148 dBm
374 -* Temperature:
375 -** Storage: -55 ~~ +125℃
376 -** Operating: -40 ~~ +85℃
377 -* Humidity:
378 -** Storage: 5 ~~ 95% (Non-Condensing)
379 -** Operating: 10 ~~ 95% (Non-Condensing)
380 -* LoRa Tx Current: <90 mA at +17 dBm, 108 mA at +22 dBm
381 -* LoRa Rx current: <9 mA
382 -
383 -
384 -
385 -== 3.4  Pin Mapping & LED ==
386 -
387 -
388 -
389 -== 3.5  Example: Send & Get Messages via LoRaWAN in PC ==
390 -
391 -
392 -Assume user already input the LA66 USB LoRaWAN Adapter OTAA Keys in TTN and there is already TTN network coverage.
393 -
394 -
395 -(% style="color:blue" %)**1. Connect the LA66 USB LoRaWAN adapter to PC**
396 -
397 -
398 -[[image:image-20220602171217-1.png||height="538" width="800"]]
399 -
400 -
401 -Open the serial port tool
402 -
403 -[[image:image-20220602161617-8.png]]
404 -
405 -[[image:image-20220602161718-9.png||height="457" width="800"]]
406 -
407 -
408 -
409 -(% style="color:blue" %)**2. Press the reset switch RST on the LA66 USB LoRaWAN Adapter to reset it.**
410 -
411 -The following picture appears to prove that the LA66 USB LoRaWAN Adapter successfully Join the LoRaWAN network
412 -
413 -
414 -[[image:image-20220602161935-10.png||height="498" width="800"]]
415 -
416 -
417 -
418 -(% style="color:blue" %)**3. See Uplink Command**
419 -
420 -Command format: (% style="color:#4472c4" %)** AT+SENDB=<confirn_status>,<Fport>,<data_len>,<data>**
421 -
422 -example: AT+SENDB=01,02,8,05820802581ea0a5
423 -
424 -[[image:image-20220602162157-11.png||height="497" width="800"]]
425 -
426 -
427 -
428 -(% style="color:blue" %)**4. Check to see if TTN received the message**
429 -
430 -[[image:image-20220602162331-12.png||height="420" width="800"]]
431 -
432 -
433 -
434 -== 3.6  Example: Send PC's CPU/RAM usage to TTN via python ==
435 -
436 -
437 -**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]]
438 -
439 -
440 -(% style="color:red" %)**Preconditions:**
441 -
442 -(% style="color:red" %)**1. LA66 USB LoRaWAN Adapter works fine**
443 -
444 -(% style="color:red" %)**2. LA66 USB LoRaWAN Adapter  is registered with TTN**
445 -
446 -
447 -
448 -(% style="color:blue" %)**Steps for usage:**
449 -
450 -(% style="color:blue" %)**1.**(%%) Press the reset switch RESET on the LA66 USB LoRaWAN Adapter
451 -
452 -(% style="color:blue" %)**2.**(%%) Run the python script in PC and see the TTN
453 -
454 -[[image:image-20220602115852-3.png||height="450" width="1187"]]
455 -
456 -
457 -
458 -== 3.7  Example: Send & Get Messages via LoRaWAN in RPi ==
459 -
460 -
461 -Assume user already input the LA66 USB LoRaWAN Adapter OTAA Keys in TTN and there is already TTN network coverage.
462 -
463 -
464 -(% style="color:blue" %)**1. Connect the LA66 USB LoRaWAN Adapter to the Raspberry Pi**
465 -
466 -[[image:image-20220602171233-2.png||height="538" width="800"]]
467 -
468 -
469 -
470 -(% style="color:blue" %)**2. Install Minicom in RPi.**
471 -
472 -(% id="cke_bm_509388S" style="display:none" %) (%%)Enter the following command in the RPi terminal
473 -
474 - (% style="background-color:yellow" %)**apt update**
475 -
476 - (% style="background-color:yellow" %)**apt install minicom**
477 -
478 -
479 -Use minicom to connect to the RPI's terminal
480 -
481 -[[image:image-20220602153146-3.png||height="439" width="500"]]
482 -
483 -
484 -
485 -(% style="color:blue" %)**3. Press the reset switch RST on the LA66 USB LoRaWAN Adapter.**
486 -
487 -The following picture appears to prove that the LA66 USB LoRaWAN Adapter successfully entered the network.
488 -
489 -
490 -[[image:image-20220602154928-5.png||height="436" width="500"]]
491 -
492 -
493 -
494 -(% style="color:blue" %)**4. Send Uplink message**
495 -
496 -Format: (% style="color:#4472c4" %)**AT+SENDB=<confirn_status>,<Fport>,<data_len>,<data>**
497 -
498 -example: AT+SENDB=01,02,8,05820802581ea0a5
499 -
500 -
501 -[[image:image-20220602160339-6.png||height="517" width="600"]]
502 -
503 -
504 -
505 -Check to see if TTN received the message
506 -
507 -[[image:image-20220602160627-7.png||height="369" width="800"]]
508 -
509 -
510 -
511 -== 3.8  Example: LA66 USB Module got a message from LA66 LoRa Shield and send the sensor data to NodeRed. ==
512 -
513 -
514 -
515 -== 3.9  Upgrade Firmware of LA66 USB LoRaWAN Adapter ==
516 -
517 -
518 -
519 -
520 -= 4.  Order Info =
521 -
522 -
523 -**Part Number:**  (% style="color:blue" %)**LA66-XXX**(%%), (% style="color:blue" %)**LA66-LoRaWAN-Shield-XXX** (%%) **or**  (% style="color:blue" %)**LA66-USB-LoRaWAN-Adapter-XXX**
524 -
525 -
526 -(% style="color:blue" %)**XXX**(%%): The default frequency band
527 -
528 -* (% style="color:red" %)**AS923**(%%):  LoRaWAN AS923 band
529 -* (% style="color:red" %)**AU915**(%%):  LoRaWAN AU915 band
530 -* (% style="color:red" %)**EU433**(%%):  LoRaWAN EU433 band
531 -* (% style="color:red" %)**EU868**(%%):  LoRaWAN EU868 band
532 -* (% style="color:red" %)**KR920**(%%):  LoRaWAN KR920 band
533 -* (% style="color:red" %)**US915**(%%):  LoRaWAN US915 band
534 -* (% style="color:red" %)**IN865**(%%):  LoRaWAN IN865 band
535 -* (% style="color:red" %)**CN470**(%%): LoRaWAN CN470 band
536 -* (% style="color:red" %)**PP**(%%):  Peer to Peer LoRa Protocol
537 -
538 -
539 -
540 -= 5.  Reference =
541 -
542 -* 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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