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Last modified by Xiaoling on 2023/09/19 09:20
From version 87.16
edited by Xiaoling
on 2022/07/13 10:10
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
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8 8  
9 9  = 1.  LA66 LoRaWAN Module =
10 10  
11 -
12 12  == 1.1  What is LA66 LoRaWAN Module ==
13 13  
14 14  
15 15  (((
15 +(((
16 +[[image:image-20220719093358-2.png||height="145" width="220"]](% style="color:blue" %)** **
17 +)))
18 +
19 +(((
20 +
21 +)))
22 +
23 +(((
16 16  (% 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.
17 17  )))
26 +)))
18 18  
19 19  (((
20 -(% 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.
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.
21 21  )))
32 +)))
22 22  
23 23  (((
35 +(((
24 24  Each LA66 module includes a (% style="color:blue" %)**world-unique OTAA key**(%%) for LoRaWAN registration.
25 25  )))
26 26  
... ... @@ -27,15 +27,19 @@
27 27  (((
28 28  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.
29 29  )))
42 +)))
30 30  
31 31  (((
45 +(((
32 32  LA66 is equipped with (% style="color:blue" %)**TCXO crystal**(%%) which ensures the module can achieve stable performance in extreme temperatures.
33 33  )))
48 +)))
34 34  
35 35  
36 36  == 1.2  Features ==
37 37  
38 -* Support LoRaWAN v1.0.4 protocol
53 +
54 +* Support LoRaWAN v1.0.3 protocol
39 39  * Support peer-to-peer protocol
40 40  * TCXO crystal to ensure RF performance on low temperature
41 41  * SMD Antenna pad and i-pex antenna connector
... ... @@ -46,9 +46,9 @@
46 46  * Ultra-long RF range
47 47  
48 48  
49 -
50 50  == 1.3  Specification ==
51 51  
67 +
52 52  * CPU: 32-bit 48 MHz
53 53  * Flash: 256KB
54 54  * RAM: 64KB
... ... @@ -68,404 +68,176 @@
68 68  * I/O Voltage: 3.3v
69 69  
70 70  
71 -
72 72  == 1.4  AT Command ==
73 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 75  
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]].
76 76  
77 77  == 1.5  Dimension ==
78 78  
79 -[[image:image-20220517072526-1.png]]
80 80  
95 +[[image:image-20220718094750-3.png]]
81 81  
82 82  
83 83  == 1.6  Pin Mapping ==
84 84  
100 +[[image:image-20220720111850-1.png]]
85 85  
86 -[[image:image-20220523101537-1.png]]
87 87  
88 -
89 -
90 90  == 1.7  Land Pattern ==
91 91  
105 +
92 92  [[image:image-20220517072821-2.png]]
93 93  
94 94  
109 += 2.  FAQ =
95 95  
96 -= 2.  LA66 LoRaWAN Shield =
111 +== 2.1  Where to find examples of how to use LA66? ==
97 97  
98 98  
99 -== 2.1  Overview ==
114 +(% class="wikigeneratedid" %)
115 +Below products are made by LA66. User can use their examples as reference:
100 100  
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.
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]]
102 102  
103 103  
104 -== 2.2  Features ==
121 +== 2.2  How to Compile Source Code for LA66? ==
105 105  
106 -* Arduino Shield base on LA66 LoRaWAN module
107 -* Support LoRaWAN v1.0.4 protocol
108 -* Support peer-to-peer protocol
109 -* TCXO crystal to ensure RF performance on low temperature
110 -* SMA connector
111 -* Available in different frequency LoRaWAN frequency bands.
112 -* World-wide unique OTAA keys.
113 -* AT Command via UART-TTL interface
114 -* Firmware upgradable via UART interface
115 -* Ultra-long RF range
116 116  
124 +Compile and Upload Code to ASR6601 Platform：[[Instruction>>Compile and Upload Code to ASR6601 Platform]]
117 117  
118 118  
119 -== 2.3  Specification ==
127 +== 2.3  Can i use LA66 module's internal I/O without external MCU, So to save product cost? ==
120 120  
121 -* CPU: 32-bit 48 MHz
122 -* Flash: 256KB
123 -* RAM: 64KB
124 -* Input Power Range: 1.8v ~~ 3.7v
125 -* Power Consumption: < 4uA.
126 -* Frequency Range: 150 MHz ~~ 960 MHz
127 -* Maximum Power +22 dBm constant RF output
128 -* High sensitivity: -148 dBm
129 -* Temperature:
130 -** Storage: -55 ~~ +125℃
131 -** Operating: -40 ~~ +85℃
132 -* Humidity:
133 -** Storage: 5 ~~ 95% (Non-Condensing)
134 -** Operating: 10 ~~ 95% (Non-Condensing)
135 -* LoRa Tx Current: <90 mA at +17 dBm, 108 mA at +22 dBm
136 -* LoRa Rx current: <9 mA
137 -* I/O Voltage: 3.3v
138 138  
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.
139 139  
140 140  
141 -== 2.4  Pin Mapping & LED ==
133 +== 2.4  Where to find Peer-to-Peer firmware of LA66? ==
142 142  
143 143  
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]]
144 144  
145 -== 2.5  Example: Use AT Command to communicate with LA66 module via Arduino UNO. ==
146 146  
139 +== 2.5 How can i use J-LInk to debug LA66? ==
147 147  
148 148  
149 -== 2.6  Example: Join TTN network and send an uplink message, get downlink message. ==
142 +(% style="color:#037691" %)**The steps are as follows:**
150 150  
151 151  
145 +(% style="color:blue" %)**1. Install J-Link software from**
152 152  
153 -== 2.7  Example: Log Temperature Sensor(DHT11) and send data to TTN, show it in DataCake. ==
147 +[[https:~~/~~/www.segger.com/downloads/jlink/>>url:https://www.segger.com/downloads/jlink/]]
154 154  
155 155  
150 +(% style="color:blue" %)**2. Expose PA6 / PA7 / RSTN of LA66.**
156 156  
157 -== 2.8  Upgrade Firmware of LA66 LoRaWAN Shield ==
158 158  
153 +[[image:image-20230605151850-1.png||height="676" width="640"]]
159 159  
160 -=== 2.8.1  Items needed for update ===
161 161  
162 -1. LA66 LoRaWAN Shield
163 -1. Arduino
164 -1. USB TO TTL Adapter
156 +[[image:image-20230605151850-2.png]]
165 165  
158 +(% style="display:none" %) (%%)
166 166  
160 +(% style="color:blue" %)**3. Connect JLINK, and switch mother board SW1 to ISP. Wire connection as below:**
167 167  
168 168  
169 -[[image:image-20220602100052-2.png||height="385" width="600"]]
163 +**LA66 PA6 < ~-~- > JLINK SWDIO (Pin 7)**
170 170  
165 +**LA66 PA7 < ~-~- > JLINK SWCLK (Pin 9)**
171 171  
172 -=== 2.8.2  Connection ===
167 +**LA66 RSTN < ~-~- > JLINK RESET (Pin 15)**
173 173  
169 +**LA66 GND  < ~-~- > JLINK GND (Pin 8)**
174 174  
175 -[[image:image-20220602101311-3.png||height="276" width="600"]]
171 +[[image:image-20230605151850-3.png||height="629" width="1182"]]
176 176  
173 +(% style="display:none" %) (%%)
177 177  
178 -(% style="color:blue" %)**LA66 LoRaWAN Shield**(%%)  **<->** (% style="color:blue" %)**USB TTL**
175 +(% style="color:blue" %)**4. Copy \SN50v3\tools\FLM\ASR6601.FLM to \Keil\ARM\ Flash\**
179 179  
180 -(((
181 -(% style="background-color:yellow" %)**GND  <-> GND
182 -TXD  <->  TXD
183 -RXD  <->  RXD**
184 -)))
177 +(% style="display:none" %) [[image:image-20230605151850-4.png]]
185 185  
186 186  
187 -Put a jumper cap on JP6 of LA66 LoRaWAN Shield. ( the jumper is to power on LA66 module)
180 +**Add ASR6601 256KB Flash to Flash Download**
188 188  
189 -Connect USB TTL Adapter to PC after connecting the wires
182 +[[image:image-20230605152412-12.png]]
190 190  
191 191  
192 -[[image:image-20220602102240-4.png||height="304" width="600"]]
185 +[[image:image-20230605151851-6.png]]
193 193  
194 194  
195 -=== 2.8.3  Upgrade steps ===
188 +(% style="color:blue" %)**5. Modify \SN50v3\Projects\Applications\DRAGINO-LRWAN-AT\cfg\gcc.ld, to 0x08000000.**
196 196  
197 197  
198 -==== 1.  Switch SW1 to put in ISP position ====
191 +[[image:image-20230605151851-7.png]]
199 199  
193 +[[image:image-20230605151851-8.png]]
200 200  
201 -[[image:image-20220602102824-5.png||height="306" width="600"]]
202 202  
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.**
203 203  
204 204  
205 -==== 2.  Press the RST switch once ====
199 +(% style="color:blue" %)**6. Comment the low power function in main.c.**
206 206  
207 207  
208 -[[image:image-20220602104701-12.png||height="285" width="600"]]
202 +[[image:image-20230605151851-9.png]]
209 209  
210 210  
205 +(% style="color:blue" %)**Click Debug mode to debug.**
211 211  
212 -==== 3.  Open the Upgrade tool (Tremo Programmer) in PC and Upgrade ====
207 +[[image:image-20230605151851-10.png||height="293" width="1275"]]
213 213  
214 214  
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/]]**
210 +[[image:image-20230605151851-11.png||height="739" width="1275"]](% style="display:none" %)
216 216  
212 +(% style="display:none" %) (%%)
217 217  
218 -[[image:image-20220602103227-6.png]]
214 += 3.  Order Info =
219 219  
220 220  
221 -[[image:image-20220602103357-7.png]]
217 +**Part Number:**  (% style="color:blue" %)**LA66-XXX**
222 222  
219 +(% style="color:blue" %)**XXX**(%%): The default frequency band
223 223  
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
224 224  
225 -(% class="wikigeneratedid" id="HSelecttheCOMportcorrespondingtoUSBTTL" %)
226 -(% style="color:blue" %)**2. Select the COM port corresponding to USB TTL**
227 227  
232 += 4.  FCC Statement =
228 228  
229 -[[image:image-20220602103844-8.png]]
230 230  
235 +(% style="color:red" %)**FCC Caution:**
231 231  
237 +Any Changes or modifications not expressly approved by the party responsible for compliance could void the user's authority to operate the equipment.
232 232  
233 -(% class="wikigeneratedid" id="HSelectthebinfiletoburn" %)
234 -(% style="color:blue" %)**3. Select the bin file to burn**
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.
235 235  
236 236  
237 -[[image:image-20220602104144-9.png]]
242 +(% style="color:red" %)**IMPORTANT NOTE: **
238 238  
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:
239 239  
240 -[[image:image-20220602104251-10.png]]
246 +—Reorient or relocate the receiving antenna.
241 241  
248 +—Increase the separation between the equipment and receiver.
242 242  
243 -[[image:image-20220602104402-11.png]]
250 +—Connect the equipment into an outlet on a circuit different from that to which the receiver is connected.
244 244  
252 +—Consult the dealer or an experienced radio/TV technician for help.
245 245  
246 246  
247 -(% class="wikigeneratedid" id="HClicktostartthedownload" %)
248 -(% style="color:blue" %)**4. Click to start the download**
255 +(% style="color:red" %)**FCC Radiation Exposure Statement: **
249 249  
250 -[[image:image-20220602104923-13.png]]
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.
251 251  
252 -
253 -
254 -(% class="wikigeneratedid" id="HThefollowingfigureappearstoprovethattheburningisinprogress" %)
255 -(% style="color:blue" %)**5. Check update process**
256 -
257 -
258 -[[image:image-20220602104948-14.png]]
259 -
260 -
261 -
262 -(% class="wikigeneratedid" id="HThefollowingpictureappearstoprovethattheburningissuccessful" %)
263 -(% style="color:blue" %)**The following picture shows that the burning is successful**
264 -
265 -[[image:image-20220602105251-15.png]]
266 -
267 -
268 -
269 -= 3.  LA66 USB LoRaWAN Adapter =
270 -
271 -
272 -== 3.1  Overview ==
273 -
274 -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.
275 -
276 -
277 -== 3.2  Features ==
278 -
279 -* LoRaWAN USB adapter base on LA66 LoRaWAN module
280 -* Ultra-long RF range
281 -* Support LoRaWAN v1.0.4 protocol
282 -* Support peer-to-peer protocol
283 -* TCXO crystal to ensure RF performance on low temperature
284 -* Spring RF antenna
285 -* Available in different frequency LoRaWAN frequency bands.
286 -* World-wide unique OTAA keys.
287 -* AT Command via UART-TTL interface
288 -* Firmware upgradable via UART interface
289 -
290 -
291 -
292 -== 3.3  Specification ==
293 -
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
309 -
310 -
311 -
312 -== 3.4  Pin Mapping & LED ==
313 -
314 -
315 -
316 -== 3.5  Example: Send & Get Messages via LoRaWAN in PC ==
317 -
318 -
319 -Assume user already input the LA66 USB LoRaWAN Adapter OTAA Keys in TTN and there is already TTN network coverage.
320 -
321 -
322 -(% style="color:blue" %)**1. Connect the LA66 USB LoRaWAN adapter to PC**
323 -
324 -
325 -[[image:image-20220602171217-1.png||height="538" width="800"]]
326 -
327 -
328 -Open the serial port tool
329 -
330 -[[image:image-20220602161617-8.png]]
331 -
332 -[[image:image-20220602161718-9.png||height="457" width="800"]]
333 -
334 -
335 -
336 -(% style="color:blue" %)**2. Press the reset switch RST on the LA66 USB LoRaWAN Adapter to reset it.**
337 -
338 -The following picture appears to prove that the LA66 USB LoRaWAN Adapter successfully Join the LoRaWAN network
339 -
340 -
341 -[[image:image-20220602161935-10.png||height="498" width="800"]]
342 -
343 -
344 -
345 -(% style="color:blue" %)**3. See Uplink Command**
346 -
347 -Command format: (% style="color:#4472c4" %)** AT+SENDB=<confirn_status>,<Fport>,<data_len>,<data>**
348 -
349 -example: AT+SENDB=01,02,8,05820802581ea0a5
350 -
351 -[[image:image-20220602162157-11.png||height="497" width="800"]]
352 -
353 -
354 -
355 -(% style="color:blue" %)**4. Check to see if TTN received the message**
356 -
357 -[[image:image-20220602162331-12.png||height="420" width="800"]]
358 -
359 -
360 -
361 -== 3.6  Example: Send PC's CPU/RAM usage to TTN via python ==
362 -
363 -
364 -**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]]
365 -
366 -
367 -(% style="color:red" %)**Preconditions:**
368 -
369 -(% style="color:red" %)**1. LA66 USB LoRaWAN Adapter works fine**
370 -
371 -(% style="color:red" %)**2. LA66 USB LoRaWAN Adapter  is registered with TTN**
372 -
373 -
374 -
375 -(% style="color:blue" %)**Steps for usage:**
376 -
377 -(% style="color:blue" %)**1.**(%%) Press the reset switch RESET on the LA66 USB LoRaWAN Adapter
378 -
379 -(% style="color:blue" %)**2.**(%%) Run the python script in PC and see the TTN
380 -
381 -[[image:image-20220602115852-3.png||height="450" width="1187"]]
382 -
383 -
384 -
385 -== 3.7  Example: Send & Get Messages via LoRaWAN in RPi ==
386 -
387 -
388 -Assume user already input the LA66 USB LoRaWAN Adapter OTAA Keys in TTN and there is already TTN network coverage.
389 -
390 -
391 -(% style="color:blue" %)**1. Connect the LA66 USB LoRaWAN Adapter to the Raspberry Pi**
392 -
393 -[[image:image-20220602171233-2.png||height="538" width="800"]]
394 -
395 -
396 -
397 -(% style="color:blue" %)**2. Install Minicom in RPi.**
398 -
399 -(% id="cke_bm_509388S" style="display:none" %) (%%)Enter the following command in the RPi terminal
400 -
401 - (% style="background-color:yellow" %)**apt update**
402 -
403 - (% style="background-color:yellow" %)**apt install minicom**
404 -
405 -
406 -Use minicom to connect to the RPI's terminal
407 -
408 -[[image:image-20220602153146-3.png||height="439" width="500"]]
409 -
410 -
411 -
412 -(% style="color:blue" %)**3. Press the reset switch RST on the LA66 USB LoRaWAN Adapter.**
413 -
414 -The following picture appears to prove that the LA66 USB LoRaWAN Adapter successfully entered the network.
415 -
416 -
417 -[[image:image-20220602154928-5.png||height="436" width="500"]]
418 -
419 -
420 -
421 -(% style="color:blue" %)**4. Send Uplink message**
422 -
423 -Format: (% style="color:#4472c4" %)**AT+SENDB=<confirn_status>,<Fport>,<data_len>,<data>**
424 -
425 -example: AT+SENDB=01,02,8,05820802581ea0a5
426 -
427 -
428 -[[image:image-20220602160339-6.png||height="517" width="600"]]
429 -
430 -
431 -
432 -Check to see if TTN received the message
433 -
434 -[[image:image-20220602160627-7.png||height="369" width="800"]]
435 -
436 -
437 -
438 -== 3.8  Example: LA66 USB Module got a message from LA66 LoRa Shield and send the sensor data to NodeRed. ==
439 -
440 -
441 -
442 -== 3.9  Upgrade Firmware of LA66 USB LoRaWAN Adapter ==
443 -
444 -
445 -
446 -
447 -= 4.  Order Info =
448 -
449 -
450 -**Part Number:**  (% style="color:blue" %)**LA66-XXX**(%%), (% style="color:blue" %)**LA66-LoRaWAN-Shield-XXX** (%%) **or**  (% style="color:blue" %)**LA66-USB-LoRaWAN-Adapter-XXX**
451 -
452 -
453 -(% style="color:blue" %)**XXX**(%%): The default frequency band
454 -
455 -* (% style="color:red" %)**AS923**(%%):  LoRaWAN AS923 band
456 -* (% style="color:red" %)**AU915**(%%):  LoRaWAN AU915 band
457 -* (% style="color:red" %)**EU433**(%%):  LoRaWAN EU433 band
458 -* (% style="color:red" %)**EU868**(%%):  LoRaWAN EU868 band
459 -* (% style="color:red" %)**KR920**(%%):  LoRaWAN KR920 band
460 -* (% style="color:red" %)**US915**(%%):  LoRaWAN US915 band
461 -* (% style="color:red" %)**IN865**(%%):  LoRaWAN IN865 band
462 -* (% style="color:red" %)**CN470**(%%): LoRaWAN CN470 band
463 -* (% style="color:red" %)**PP**(%%):  Peer to Peer LoRa Protocol
464 -
465 -
466 -
467 -= 5.  Reference =
468 -
469 -* Hardware Design File for LA66 LoRaWAN Shield, LA66 USB LoRaWAN Adapter : [[Download>>https://www.dropbox.com/sh/a3wbmdcvqjxaqw5/AADZfvAiykJTK624RgMquH86a?dl=0]]
470 -
471 471  
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