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Last modified by Xiaoling on 2023/09/19 09:20
From version 87.6
edited by Xiaoling
on 2022/07/13 09:59
Change comment: There is no comment for this version
To version 162.3
edited by Xiaoling
on 2023/06/05 15:35
Change comment: There is no comment for this version

Summary

Details

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Title
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1 -LA66 LoRaWAN Module
1 +LA66 LoRaWAN Module User Manual
Content
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1 1  
2 2  
3 -{{box cssClass="floatinginfobox" title="**Contents**"}}
4 -{{toc/}}
5 -{{/box}}
3 +**Table of Contents:**
6 6  
7 7  {{toc/}}
8 8  
... ... @@ -10,24 +10,50 @@
10 10  
11 11  = 1.  LA66 LoRaWAN Module =
12 12  
13 -
14 14  == 1.1  What is LA66 LoRaWAN Module ==
15 15  
16 16  
14 +(((
15 +(((
16 +[[image:image-20220719093358-2.png||height="145" width="220"]](% style="color:blue" %)** **
17 +)))
18 +
19 +(((
20 +
21 +)))
22 +
23 +(((
17 17  (% 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.
25 +)))
26 +)))
18 18  
19 -(% 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.
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 +)))
20 20  
34 +(((
35 +(((
21 21  Each LA66 module includes a (% style="color:blue" %)**world-unique OTAA key**(%%) for LoRaWAN registration.
37 +)))
22 22  
39 +(((
23 23  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.
41 +)))
42 +)))
24 24  
44 +(((
45 +(((
25 25  LA66 is equipped with (% style="color:blue" %)**TCXO crystal**(%%) which ensures the module can achieve stable performance in extreme temperatures.
47 +)))
48 +)))
26 26  
27 27  
28 28  == 1.2  Features ==
29 29  
30 -* Support LoRaWAN v1.0.4 protocol
53 +
54 +* Support LoRaWAN v1.0.3 protocol
31 31  * Support peer-to-peer protocol
32 32  * TCXO crystal to ensure RF performance on low temperature
33 33  * SMD Antenna pad and i-pex antenna connector
... ... @@ -37,73 +37,11 @@
37 37  * Firmware upgradable via UART interface
38 38  * Ultra-long RF range
39 39  
40 -== 1.3  Specification ==
41 41  
42 -* CPU: 32-bit 48 MHz
43 -* Flash: 256KB
44 -* RAM: 64KB
45 -* Input Power Range: 1.8v ~~ 3.7v
46 -* Power Consumption: < 4uA.
47 -* Frequency Range: 150 MHz ~~ 960 MHz
48 -* Maximum Power +22 dBm constant RF output
49 -* High sensitivity: -148 dBm
50 -* Temperature:
51 -** Storage: -55 ~~ +125℃
52 -** Operating: -40 ~~ +85℃
53 -* Humidity:
54 -** Storage: 5 ~~ 95% (Non-Condensing)
55 -** Operating: 10 ~~ 95% (Non-Condensing)
56 -* LoRa Tx Current: <90 mA at +17 dBm, 108 mA at +22 dBm
57 -* LoRa Rx current: <9 mA
58 -* I/O Voltage: 3.3v
59 59  
60 -== 1.4  AT Command ==
66 +== 1.3  Specification ==
61 61  
62 -AT Command is valid over Main TXD and Main RXD. Serial Baud Rate is 9600. AT commands can be found in AT Command documents.
63 63  
64 -
65 -== 1.5  Dimension ==
66 -
67 -[[image:image-20220517072526-1.png]]
68 -
69 -
70 -
71 -== 1.6  Pin Mapping ==
72 -
73 -
74 -[[image:image-20220523101537-1.png]]
75 -
76 -
77 -
78 -== 1.7  Land Pattern ==
79 -
80 -[[image:image-20220517072821-2.png]]
81 -
82 -
83 -
84 -= 2.  LA66 LoRaWAN Shield =
85 -
86 -
87 -== 2.1  Overview ==
88 -
89 -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.
90 -
91 -
92 -== 2.2  Features ==
93 -
94 -* Arduino Shield base on LA66 LoRaWAN module
95 -* Support LoRaWAN v1.0.4 protocol
96 -* Support peer-to-peer protocol
97 -* TCXO crystal to ensure RF performance on low temperature
98 -* SMA connector
99 -* Available in different frequency LoRaWAN frequency bands.
100 -* World-wide unique OTAA keys.
101 -* AT Command via UART-TTL interface
102 -* Firmware upgradable via UART interface
103 -* Ultra-long RF range
104 -
105 -== 2.3  Specification ==
106 -
107 107  * CPU: 32-bit 48 MHz
108 108  * Flash: 256KB
109 109  * RAM: 64KB
... ... @@ -122,321 +122,179 @@
122 122  * LoRa Rx current: <9 mA
123 123  * I/O Voltage: 3.3v
124 124  
125 -== 2.4  Pin Mapping & LED ==
126 126  
127 127  
89 +== 1.4  AT Command ==
128 128  
129 -== 2.5  Example: Use AT Command to communicate with LA66 module via Arduino UNO. ==
130 130  
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]].
131 131  
132 132  
133 -== 2.6  Example: Join TTN network and send an uplink message, get downlink message. ==
95 +== 1.5  Dimension ==
134 134  
135 135  
98 +[[image:image-20220718094750-3.png]]
136 136  
137 -== 2.7  Example: Log Temperature Sensor(DHT11) and send data to TTN, show it in DataCake. ==
138 138  
101 +== 1.6  Pin Mapping ==
139 139  
103 +[[image:image-20220720111850-1.png]]
140 140  
141 -== 2.8  Upgrade Firmware of LA66 LoRaWAN Shield ==
142 142  
106 +== 1.7  Land Pattern ==
143 143  
144 -=== 2.8.1  Items needed for update ===
145 145  
146 -1. LA66 LoRaWAN Shield
147 -1. Arduino
148 -1. USB TO TTL Adapter
109 +[[image:image-20220517072821-2.png]]
149 149  
150 -[[image:image-20220602100052-2.png||height="385" width="600"]]
151 151  
112 += 2.  FAQ =
152 152  
153 -=== 2.8.2  Connection ===
114 +== 2.1  Where to find examples of how to use LA66? ==
154 154  
155 155  
156 -[[image:image-20220602101311-3.png||height="276" width="600"]]
117 +(% class="wikigeneratedid" %)
118 +Below products are made by LA66. User can use their examples as reference:
157 157  
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]]
158 158  
159 -(% style="color:blue" %)**LA66 LoRaWAN Shield**(%%)  **<->** (% style="color:blue" %)**USB TTL**
160 160  
161 161  
162 -(% style="background-color:yellow" %)**GND  <-> GND
163 -TXD  <->  TXD
164 -RXD  <->  RXD**
125 +== 2.2  How to Compile Source Code for LA66? ==
165 165  
166 166  
167 -Put a jumper cap on JP6 of LA66 LoRaWAN Shield. ( the jumper is to power on LA66 module)
128 +Compile and Upload Code to ASR6601 Platform：[[Instruction>>Compile and Upload Code to ASR6601 Platform]]
168 168  
169 -Connect USB TTL Adapter to PC after connecting the wires
170 170  
131 +== 2.3  Can i use LA66 module's internal I/O without external MCU, So to save product cost? ==
171 171  
172 -[[image:image-20220602102240-4.png||height="304" width="600"]]
173 173  
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.
174 174  
175 -=== 2.8.3  Upgrade steps ===
176 176  
137 +== 2.4  Where to find Peer-to-Peer firmware of LA66? ==
177 177  
178 -==== 1.  Switch SW1 to put in ISP position ====
179 179  
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]]
180 180  
181 -[[image:image-20220602102824-5.png||height="306" width="600"]]
182 182  
143 +== 2.5 How can i use J-LInk to debug LA66? ==
183 183  
184 -==== 2.  Press the RST switch once ====
185 185  
186 -[[image:image-20220602104701-12.png||height="285" width="600"]]
146 +(% style="color:#037691" %)**The steps are as follows:**
187 187  
188 188  
189 -==== 3.  Open the Upgrade tool (Tremo Programmer) in PC and Upgrade ====
149 +(% style="color:blue" %)**1. Install J-Link software from**
190 190  
151 +[[https:~~/~~/www.segger.com/downloads/jlink/>>url:https://www.segger.com/downloads/jlink/]]
191 191  
192 -(% 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/]]**
193 193  
154 +(% style="color:blue" %)**2. Expose PA6 / PA7 / RSTN of LA66.**
194 194  
195 -[[image:image-20220602103227-6.png]]
196 196  
157 +[[image:image-20230605151850-1.png]]
197 197  
198 -[[image:image-20220602103357-7.png]]
199 199  
160 +[[image:image-20230605151850-2.png]]
200 200  
201 201  
202 -(% class="wikigeneratedid" id="HSelecttheCOMportcorrespondingtoUSBTTL" %)
203 -(% style="color:blue" %)**2. Select the COM port corresponding to USB TTL**
163 +(% style="color:blue" %)**3. Connect JLINK, and switch mother board SW1 to ISP. Wire connection as below:**
204 204  
165 +**LA66 PA6 < ~-~- > JLINK SWDIO (Pin 7)**
205 205  
206 -[[image:image-20220602103844-8.png]]
167 +**LA66 PA7 < ~-~- > JLINK SWCLK (Pin 9)**
207 207  
169 +**LA66 RSTN < ~-~- > JLINK RESET (Pin 15)**
208 208  
171 +**LA66 GND  < ~-~- > JLINK GND (Pin 8)**
209 209  
210 -(% class="wikigeneratedid" id="HSelectthebinfiletoburn" %)
211 -(% style="color:blue" %)**3. Select the bin file to burn**
173 +[[image:image-20230605151850-3.png||height="629" width="1182"]]
212 212  
175 +(% style="display:none" %) (%%)
213 213  
214 -[[image:image-20220602104144-9.png]]
177 +(% style="color:blue" %)**4. Copy \SN50v3\tools\FLM\ASR6601.FLM to \Keil\ARM\ Flash\**
215 215  
179 +(% style="display:none" %) [[image:image-20230605151850-4.png]]
216 216  
217 -[[image:image-20220602104251-10.png]]
218 218  
182 +**Add ASR6601 256KB Flash to Flash Download**
219 219  
220 -[[image:image-20220602104402-11.png]]
184 +[[image:image-20230605152412-12.png]]
221 221  
222 222  
187 +[[image:image-20230605151851-6.png]]
223 223  
224 -(% class="wikigeneratedid" id="HClicktostartthedownload" %)
225 -(% style="color:blue" %)**4. Click to start the download**
226 226  
227 -[[image:image-20220602104923-13.png]]
190 +(% style="color:blue" %)**5. Modify \SN50v3\Projects\Applications\DRAGINO-LRWAN-AT\cfg\gcc.ld, to 0x08000000.**
228 228  
229 229  
230 -(% class="wikigeneratedid" id="HThefollowingfigureappearstoprovethattheburningisinprogress" %)
231 -(% style="color:blue" %)**5. Check update process**
193 +[[image:image-20230605151851-7.png]]
232 232  
195 +[[image:image-20230605151851-8.png]]
233 233  
234 -[[image:image-20220602104948-14.png]]
235 235  
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.**
236 236  
237 237  
238 -(% class="wikigeneratedid" id="HThefollowingpictureappearstoprovethattheburningissuccessful" %)
239 -(% style="color:blue" %)**The following picture shows that the burning is successful**
201 +(% style="color:blue" %)**6. Comment the low power function in main.c.**
240 240  
241 -[[image:image-20220602105251-15.png]]
242 242  
204 +[[image:image-20230605151851-9.png]]
243 243  
244 244  
245 -= 3.  LA66 USB LoRaWAN Adapter =
207 +(% style="color:blue" %)**Click Debug mode to debug.**
246 246  
209 +[[image:image-20230605151851-10.png||height="293" width="1275"]]
247 247  
248 -== 3.1  Overview ==
249 249  
250 -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.
212 +[[image:image-20230605151851-11.png||height="739" width="1275"]](% style="display:none" %)
251 251  
214 +(% style="display:none" %) (%%)
252 252  
253 -== 3.2  Features ==
216 += 3.  Order Info =
254 254  
255 -* LoRaWAN USB adapter base on LA66 LoRaWAN module
256 -* Ultra-long RF range
257 -* Support LoRaWAN v1.0.4 protocol
258 -* Support peer-to-peer protocol
259 -* TCXO crystal to ensure RF performance on low temperature
260 -* Spring RF antenna
261 -* Available in different frequency LoRaWAN frequency bands.
262 -* World-wide unique OTAA keys.
263 -* AT Command via UART-TTL interface
264 -* Firmware upgradable via UART interface
265 265  
266 -== 3.3  Specification ==
219 +**Part Number:**  (% style="color:blue" %)**LA66-XXX**
267 267  
268 -* CPU: 32-bit 48 MHz
269 -* Flash: 256KB
270 -* RAM: 64KB
271 -* Input Power Range: 5v
272 -* Frequency Range: 150 MHz ~~ 960 MHz
273 -* Maximum Power +22 dBm constant RF output
274 -* High sensitivity: -148 dBm
275 -* Temperature:
276 -** Storage: -55 ~~ +125℃
277 -** Operating: -40 ~~ +85℃
278 -* Humidity:
279 -** Storage: 5 ~~ 95% (Non-Condensing)
280 -** Operating: 10 ~~ 95% (Non-Condensing)
281 -* LoRa Tx Current: <90 mA at +17 dBm, 108 mA at +22 dBm
282 -* LoRa Rx current: <9 mA
221 +(% style="color:blue" %)**XXX**(%%): The default frequency band
283 283  
284 -== 3.4  Pin Mapping & LED ==
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
285 285  
286 286  
287 287  
288 -== 3.5  Example: Send & Get Messages via LoRaWAN in PC ==
235 += 4.  FCC Statement =
289 289  
290 290  
291 -Assume user already input the LA66 USB LoRaWAN Adapter OTAA Keys in TTN and there is already TTN network coverage.
238 +(% style="color:red" %)**FCC Caution:**
292 292  
240 +Any Changes or modifications not expressly approved by the party responsible for compliance could void the user's authority to operate the equipment.
293 293  
294 -(% style="color:blue" %)**1. Connect the LA66 USB LoRaWAN adapter to PC**
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.
295 295  
296 296  
297 -[[image:image-20220602171217-1.png||height="538" width="800"]]
245 +(% style="color:red" %)**IMPORTANT NOTE: **
298 298  
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:
299 299  
300 -Open the serial port tool
249 +—Reorient or relocate the receiving antenna.
301 301  
302 -[[image:image-20220602161617-8.png]]
251 +—Increase the separation between the equipment and receiver.
303 303  
304 -[[image:image-20220602161718-9.png||height="457" width="800"]]
253 +—Connect the equipment into an outlet on a circuit different from that to which the receiver is connected.
305 305  
255 +—Consult the dealer or an experienced radio/TV technician for help.
306 306  
307 307  
308 -(% style="color:blue" %)**2. Press the reset switch RST on the LA66 USB LoRaWAN Adapter to reset it.**
258 +(% style="color:red" %)**FCC Radiation Exposure Statement: **
309 309  
310 -The following picture appears to prove that the LA66 USB LoRaWAN Adapter successfully Join the LoRaWAN network
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.
311 311  
312 -
313 -[[image:image-20220602161935-10.png||height="498" width="800"]]
314 -
315 -
316 -
317 -(% style="color:blue" %)**3. See Uplink Command**
318 -
319 -Command format: (% style="color:#4472c4" %)** AT+SENDB=<confirn_status>,<Fport>,<data_len>,<data>**
320 -
321 -example: AT+SENDB=01,02,8,05820802581ea0a5
322 -
323 -[[image:image-20220602162157-11.png||height="497" width="800"]]
324 -
325 -
326 -
327 -(% style="color:blue" %)**4. Check to see if TTN received the message**
328 -
329 -[[image:image-20220602162331-12.png||height="420" width="800"]]
330 -
331 -
332 -
333 -== 3.6  Example: Send PC's CPU/RAM usage to TTN via python ==
334 -
335 -
336 -**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]]
337 -
338 -
339 -(% style="color:red" %)**Preconditions:**
340 -
341 -(% style="color:red" %)**1. LA66 USB LoRaWAN Adapter works fine**
342 -
343 -(% style="color:red" %)**2. LA66 USB LoRaWAN Adapter  is registered with TTN**
344 -
345 -
346 -
347 -(% style="color:blue" %)**Steps for usage:**
348 -
349 -(% style="color:blue" %)**1.**(%%) Press the reset switch RESET on the LA66 USB LoRaWAN Adapter
350 -
351 -(% style="color:blue" %)**2.**(%%) Run the python script in PC and see the TTN
352 -
353 -[[image:image-20220602115852-3.png||height="450" width="1187"]]
354 -
355 -
356 -
357 -== 3.7  Example: Send & Get Messages via LoRaWAN in RPi ==
358 -
359 -
360 -Assume user already input the LA66 USB LoRaWAN Adapter OTAA Keys in TTN and there is already TTN network coverage.
361 -
362 -
363 -(% style="color:blue" %)**1. Connect the LA66 USB LoRaWAN Adapter to the Raspberry Pi**
364 -
365 -[[image:image-20220602171233-2.png||height="538" width="800"]]
366 -
367 -
368 -
369 -(% style="color:blue" %)**2. Install Minicom in RPi.**
370 -
371 -(% id="cke_bm_509388S" style="display:none" %) (%%)Enter the following command in the RPi terminal
372 -
373 - (% style="background-color:yellow" %)**apt update**
374 -
375 - (% style="background-color:yellow" %)**apt install minicom**
376 -
377 -
378 -Use minicom to connect to the RPI's terminal
379 -
380 -[[image:image-20220602153146-3.png||height="439" width="500"]]
381 -
382 -
383 -
384 -(% style="color:blue" %)**3. Press the reset switch RST on the LA66 USB LoRaWAN Adapter.**(%%)
385 -(% style="color:blue" %)The following picture appears to prove that the LA66 USB LoRaWAN Adapter successfully entered the network
386 -
387 -[[image:image-20220602154928-5.png||height="436" width="500"]]
388 -
389 -
390 -
391 -(% style="color:blue" %)**4. Send Uplink message**
392 -
393 -Format: (% style="color:#4472c4" %)**AT+SENDB=<confirn_status>,<Fport>,<data_len>,<data>**
394 -
395 -example: AT+SENDB=01,02,8,05820802581ea0a5
396 -
397 -
398 -[[image:image-20220602160339-6.png||height="517" width="600"]]
399 -
400 -
401 -
402 -Check to see if TTN received the message
403 -
404 -[[image:image-20220602160627-7.png||height="369" width="800"]]
405 -
406 -
407 -
408 -== 3.8  Example: LA66 USB Module got a message from LA66 LoRa Shield and send the sensor data to NodeRed. ==
409 -
410 -
411 -
412 -== 3.9  Upgrade Firmware of LA66 USB LoRaWAN Adapter ==
413 -
414 -
415 -
416 -
417 -= 4.  Order Info =
418 -
419 -
420 -**Part Number:**  (% style="color:blue" %)**LA66-XXX**(%%), (% style="color:blue" %)**LA66-LoRaWAN-Shield-XXX** (%%) **or**  (% style="color:blue" %)**LA66-USB-LoRaWAN-Adapter-XXX**
421 -
422 -
423 -(% style="color:blue" %)**XXX**(%%): The default frequency band
424 -
425 -* (% style="color:red" %)**AS923**(%%):  LoRaWAN AS923 band
426 -* (% style="color:red" %)**AU915**(%%):  LoRaWAN AU915 band
427 -* (% style="color:red" %)**EU433**(%%):  LoRaWAN EU433 band
428 -* (% style="color:red" %)**EU868**(%%):  LoRaWAN EU868 band
429 -* (% style="color:red" %)**KR920**(%%):  LoRaWAN KR920 band
430 -* (% style="color:red" %)**US915**(%%):  LoRaWAN US915 band
431 -* (% style="color:red" %)**IN865**(%%):  LoRaWAN IN865 band
432 -* (% style="color:red" %)**CN470**(%%): LoRaWAN CN470 band
433 -* (% style="color:red" %)**PP**(%%):  Peer to Peer LoRa Protocol
434 -
435 -
436 -
437 -
438 -= 5.  Reference =
439 -
440 -* Hardware Design File for LA66 LoRaWAN Shield, LA66 USB LoRaWAN Adapter : [[Download>>https://www.dropbox.com/sh/a3wbmdcvqjxaqw5/AADZfvAiykJTK624RgMquH86a?dl=0]]
441 -
442 442  
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