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Last modified by Xiaoling on 2023/09/19 09:20
From version 162.2
edited by Xiaoling
on 2023/06/05 15:32
Change comment: There is no comment for this version
To version 78.1
edited by Edwin Chen
on 2022/07/10 21:41
Change comment: There is no comment for this version

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Title
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1 -LA66 LoRaWAN Module User Manual
1 +LA66 LoRaWAN Module
Author
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1 -XWiki.Xiaoling
1 +XWiki.Edwin
Content
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1 -
1 +{{box cssClass="floatinginfobox" title="**Contents**"}}
2 +{{toc/}}
3 +{{/box}}
2 2  
3 -**Table of Contents:**
5 += LA66 LoRaWAN Module =
4 4  
5 -{{toc/}}
7 +== What is LA66 LoRaWAN Module ==
6 6  
9 +(% 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.
7 7  
11 +(% 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.
8 8  
9 -= 1.  LA66 LoRaWAN Module =
13 +Each LA66 module includes a (% style="color:blue" %)**world-unique OTAA key**(%%) for LoRaWAN registration.
10 10  
11 -== 1.1  What is LA66 LoRaWAN Module ==
15 +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.
12 12  
17 +LA66 is equipped with (% style="color:blue" %)**TCXO crystal**(%%) which ensures the module can achieve stable performance in extreme temperatures.
13 13  
14 -(((
15 -(((
16 -[[image:image-20220719093358-2.png||height="145" width="220"]](% style="color:blue" %)** **
17 -)))
18 18  
19 -(((
20 -
21 -)))
20 +== Features ==
22 22  
23 -(((
24 -(% 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 -)))
22 +* Support LoRaWAN v1.0.4 protocol
23 +* Support peer-to-peer protocol
24 +* TCXO crystal to ensure RF performance on low temperature
25 +* SMD Antenna pad and i-pex antenna connector
26 +* Available in different frequency LoRaWAN frequency bands.
27 +* World-wide unique OTAA keys.
28 +* AT Command via UART-TTL interface
29 +* Firmware upgradable via UART interface
30 +* Ultra-long RF range
27 27  
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 -)))
32 +== Specification ==
33 33  
34 -(((
35 -(((
36 -Each LA66 module includes a (% style="color:blue" %)**world-unique OTAA key**(%%) for LoRaWAN registration.
37 -)))
34 +* CPU: 32-bit 48 MHz
35 +* Flash: 256KB
36 +* RAM: 64KB
37 +* Input Power Range: 1.8v ~~ 3.7v
38 +* Power Consumption: < 4uA.
39 +* Frequency Range: 150 MHz ~~ 960 MHz
40 +* Maximum Power +22 dBm constant RF output
41 +* High sensitivity: -148 dBm
42 +* Temperature:
43 +** Storage: -55 ~~ +125℃
44 +** Operating: -40 ~~ +85℃
45 +* Humidity:
46 +** Storage: 5 ~~ 95% (Non-Condensing)
47 +** Operating: 10 ~~ 95% (Non-Condensing)
48 +* LoRa Tx Current: <90 mA at +17 dBm, 108 mA at +22 dBm
49 +* LoRa Rx current: <9 mA
50 +* I/O Voltage: 3.3v
38 38  
39 -(((
40 -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 -)))
52 +== AT Command ==
43 43  
44 -(((
45 -(((
46 -LA66 is equipped with (% style="color:blue" %)**TCXO crystal**(%%) which ensures the module can achieve stable performance in extreme temperatures.
47 -)))
48 -)))
54 +AT Command is valid over Main TXD and Main RXD. Serial Baud Rate is 9600. AT commands can be found in AT Command documents.
49 49  
50 50  
51 -== 1.2  Features ==
57 +== Dimension ==
52 52  
59 +[[image:image-20220517072526-1.png]]
53 53  
54 -* Support LoRaWAN v1.0.3 protocol
61 +
62 +== Pin Mapping ==
63 +
64 +[[image:image-20220523101537-1.png]]
65 +
66 +== Land Pattern ==
67 +
68 +[[image:image-20220517072821-2.png]]
69 +
70 +
71 +== Order Info ==
72 +
73 +Part Number: **LA66-XXX**
74 +
75 +**XX**: The default frequency band
76 +
77 +* **AS923**: LoRaWAN AS923 band
78 +* **AU915**: LoRaWAN AU915 band
79 +* **EU433**: LoRaWAN EU433 band
80 +* **EU868**: LoRaWAN EU868 band
81 +* **KR920**: LoRaWAN KR920 band
82 +* **US915**: LoRaWAN US915 band
83 +* **IN865**: LoRaWAN IN865 band
84 +* **CN470**: LoRaWAN CN470 band
85 +* **PP**: Peer to Peer LoRa Protocol
86 +
87 += LA66 LoRaWAN Shield =
88 +
89 +== Overview ==
90 +
91 +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.
92 +
93 +
94 +== Features ==
95 +
96 +* Arduino Shield base on LA66 LoRaWAN module
97 +* Support LoRaWAN v1.0.4 protocol
55 55  * Support peer-to-peer protocol
56 56  * TCXO crystal to ensure RF performance on low temperature
57 -* SMD Antenna pad and i-pex antenna connector
100 +* SMA connector
58 58  * Available in different frequency LoRaWAN frequency bands.
59 59  * World-wide unique OTAA keys.
60 60  * AT Command via UART-TTL interface
... ... @@ -61,9 +61,8 @@
61 61  * Firmware upgradable via UART interface
62 62  * Ultra-long RF range
63 63  
64 -== 1.3  Specification ==
107 +== Specification ==
65 65  
66 -
67 67  * CPU: 32-bit 48 MHz
68 68  * Flash: 256KB
69 69  * RAM: 64KB
... ... @@ -82,172 +82,273 @@
82 82  * LoRa Rx current: <9 mA
83 83  * I/O Voltage: 3.3v
84 84  
85 -== 1.4  AT Command ==
127 +== Pin Mapping & LED ==
86 86  
129 +== Example: Use AT Command to communicate with LA66 module via Arduino UNO. ==
87 87  
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]].
131 +== Example: Join TTN network and send an uplink message, get downlink message. ==
89 89  
133 +== Example: Log Temperature Sensor(DHT11) and send data to TTN, show it in DataCake. ==
90 90  
91 -== 1.5  Dimension ==
135 +== Upgrade Firmware of LA66 LoRaWAN Shield ==
92 92  
137 +=== Items needed for update ===
93 93  
94 -[[image:image-20220718094750-3.png]]
139 +1. LA66 LoRaWAN Shield
140 +1. Arduino
141 +1. USB TO TTL Adapter
95 95  
143 +[[image:image-20220602100052-2.png||height="385" width="600"]]
96 96  
97 -== 1.6  Pin Mapping ==
98 98  
99 -[[image:image-20220720111850-1.png]]
146 +=== Connection ===
100 100  
148 +[[image:image-20220602101311-3.png||height="276" width="600"]]
101 101  
102 -== 1.7  Land Pattern ==
150 +(% style="color:blue" %)**LA66 LoRaWAN Shield**(%%)  <-> (% style="color:blue" %)**USB TTL**(%%)
151 +**GND  <-> GND
152 +TXD  <-> TXD
153 +RXD  <-> RXD**
103 103  
155 +Put a jumper cap on JP6 of LA66 LoRaWAN Shield. ( the jumper is to power on LA66 module)
104 104  
105 -[[image:image-20220517072821-2.png]]
157 +Connect USB TTL Adapter to PC after connecting the wires
106 106  
107 107  
108 -= 2.  FAQ =
160 +[[image:image-20220602102240-4.png||height="304" width="600"]]
109 109  
110 -== 2.1  Where to find examples of how to use LA66? ==
111 111  
163 +=== Upgrade steps ===
112 112  
113 -(% class="wikigeneratedid" %)
114 -Below products are made by LA66. User can use their examples as reference:
165 +==== Switch SW1 to put in ISP position ====
115 115  
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]]
167 +[[image:image-20220602102824-5.png||height="306" width="600"]]
118 118  
119 -== 2.2  How to Compile Source Code for LA66? ==
120 120  
170 +==== Press the RST switch once ====
121 121  
122 -Compile and Upload Code to ASR6601 Platform：[[Instruction>>Compile and Upload Code to ASR6601 Platform]]
172 +[[image:image-20220602104701-12.png||height="285" width="600"]]
123 123  
124 124  
125 -== 2.3  Can i use LA66 module's internal I/O without external MCU, So to save product cost? ==
175 +==== Open the Upgrade tool (Tremo Programmer) in PC and Upgrade ====
126 126  
177 +**~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/]]**
127 127  
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.
179 +[[image:image-20220602103227-6.png]]
129 129  
181 +[[image:image-20220602103357-7.png]]
130 130  
131 -== 2.4  Where to find Peer-to-Peer firmware of LA66? ==
132 132  
184 +(% class="wikigeneratedid" id="HSelecttheCOMportcorrespondingtoUSBTTL" %)
185 +**2. Select the COM port corresponding to USB TTL**
133 133  
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]]
187 +[[image:image-20220602103844-8.png]]
135 135  
136 136  
137 -== 2.5 How can i use J-LInk to debug LA66? ==
190 +(% class="wikigeneratedid" id="HSelectthebinfiletoburn" %)
191 +**3. Select the bin file to burn**
138 138  
193 +[[image:image-20220602104144-9.png]]
139 139  
140 -(% style="color:#037691" %)**The steps are as follows:**
195 +[[image:image-20220602104251-10.png]]
141 141  
197 +[[image:image-20220602104402-11.png]]
142 142  
143 -(% style="color:blue" %)**1. Install J-Link software from**
144 144  
145 -[[https:~~/~~/www.segger.com/downloads/jlink/>>url:https://www.segger.com/downloads/jlink/]]
200 +(% class="wikigeneratedid" id="HClicktostartthedownload" %)
201 +**4. Click to start the download**
146 146  
203 +[[image:image-20220602104923-13.png]]
147 147  
148 -(% style="color:blue" %)**2. Expose PA6 / PA7 / RSTN of LA66.**
149 149  
206 +(% class="wikigeneratedid" id="HThefollowingfigureappearstoprovethattheburningisinprogress" %)
207 +**5. Check update process**
150 150  
151 -[[image:image-20230605151850-1.png]]
209 +[[image:image-20220602104948-14.png]]
152 152  
153 153  
154 -[[image:image-20230605151850-2.png]]
212 +(% class="wikigeneratedid" id="HThefollowingpictureappearstoprovethattheburningissuccessful" %)
213 +**The following picture shows that the burning is successful**
155 155  
215 +[[image:image-20220602105251-15.png]]
156 156  
157 -(% style="color:blue" %)**3. Connect JLINK, and switch mother board SW1 to ISP. Wire connection as below:**
158 158  
159 -**LA66 PA6 < ~-~- > JLINK SWDIO (Pin 7)**
218 +== Order Info ==
160 160  
161 -**LA66 PA7 < ~-~- > JLINK SWCLK (Pin 9)**
220 +Part Number: **LA66-LoRaWAN-Shield-XXX**
162 162  
163 -**LA66 RSTN < ~-~- > JLINK RESET (Pin 15)**
222 +**XX**: The default frequency band
164 164  
165 -**LA66 GND  < ~-~- > JLINK GND (Pin 8)**
224 +* **AS923**: LoRaWAN AS923 band
225 +* **AU915**: LoRaWAN AU915 band
226 +* **EU433**: LoRaWAN EU433 band
227 +* **EU868**: LoRaWAN EU868 band
228 +* **KR920**: LoRaWAN KR920 band
229 +* **US915**: LoRaWAN US915 band
230 +* **IN865**: LoRaWAN IN865 band
231 +* **CN470**: LoRaWAN CN470 band
232 +* **PP**: Peer to Peer LoRa Protocol
166 166  
167 -[[image:image-20230605151850-3.png||height="629" width="1182"]]
234 +== Package Info ==
168 168  
169 -(% style="display:none" %) (%%)
236 +* LA66 LoRaWAN Shield x 1
237 +* RF Antenna x 1
170 170  
171 -(% style="color:blue" %)**4. Copy \SN50v3\tools\FLM\ASR6601.FLM to \Keil\ARM\ Flash\**
239 += LA66 USB LoRaWAN Adapter =
172 172  
173 -(% style="display:none" %) [[image:image-20230605151850-4.png]]
241 +== Overview ==
174 174  
243 +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.
175 175  
176 -(% style="color:blue" %)**Add ASR6601 256KB Flash to Flash Download**
177 177  
178 -[[image:image-20230605152412-12.png]]
246 +== Features ==
179 179  
248 +* LoRaWAN USB adapter base on LA66 LoRaWAN module
249 +* Ultra-long RF range
250 +* Support LoRaWAN v1.0.4 protocol
251 +* Support peer-to-peer protocol
252 +* TCXO crystal to ensure RF performance on low temperature
253 +* Spring RF antenna
254 +* Available in different frequency LoRaWAN frequency bands.
255 +* World-wide unique OTAA keys.
256 +* AT Command via UART-TTL interface
257 +* Firmware upgradable via UART interface
180 180  
181 -[[image:image-20230605151851-6.png]]
259 +== Specification ==
182 182  
261 +* CPU: 32-bit 48 MHz
262 +* Flash: 256KB
263 +* RAM: 64KB
264 +* Input Power Range: 5v
265 +* Frequency Range: 150 MHz ~~ 960 MHz
266 +* Maximum Power +22 dBm constant RF output
267 +* High sensitivity: -148 dBm
268 +* Temperature:
269 +** Storage: -55 ~~ +125℃
270 +** Operating: -40 ~~ +85℃
271 +* Humidity:
272 +** Storage: 5 ~~ 95% (Non-Condensing)
273 +** Operating: 10 ~~ 95% (Non-Condensing)
274 +* LoRa Tx Current: <90 mA at +17 dBm, 108 mA at +22 dBm
275 +* LoRa Rx current: <9 mA
183 183  
184 -(% style="color:blue" %)**5. Modify \SN50v3\Projects\Applications\DRAGINO-LRWAN-AT\cfg\gcc.ld, to 0x08000000.**
277 +== Pin Mapping & LED ==
185 185  
186 -[[image:image-20230605151851-7.png]]
279 +== Example Send & Get Messages via LoRaWAN in PC ==
187 187  
188 -[[image:image-20230605151851-8.png]]
281 +Connect the LA66 LoRa Shield to the PC
189 189  
283 +[[image:image-20220602171217-1.png||height="615" width="915"]]
190 190  
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.**
285 +Open the serial port tool
192 192  
287 +[[image:image-20220602161617-8.png]]
193 193  
194 -(% style="color:blue" %)**6. Comment the low power function in main.c.**
289 +[[image:image-20220602161718-9.png||height="529" width="927"]]
195 195  
291 +Press the reset switch RST on the LA66 LoRa Shield.
196 196  
197 -[[image:image-20230605151851-9.png]]
293 +The following picture appears to prove that the LA66 LoRa Shield successfully entered the network
198 198  
295 +[[image:image-20220602161935-10.png]]
199 199  
200 -(% style="color:blue" %)**Click Debug mode to debug.**
297 +send instructions: AT+SENDB=<confirn_status>,<Fport>,<data_len>,<data>
201 201  
202 -[[image:image-20230605151851-10.png||height="293" width="1275"]]
299 +example: AT+SENDB=01,02,8,05820802581ea0a5
203 203  
301 +[[image:image-20220602162157-11.png]]
204 204  
205 -[[image:image-20230605151851-11.png||height="739" width="1275"]](% style="display:none" %)
303 +Check to see if TTN received the message
206 206  
207 -(% style="display:none" %) (%%)
305 +[[image:image-20220602162331-12.png||height="547" width="1044"]]
208 208  
209 -= 3.  Order Info =
307 +== Example Send & Get Messages via LoRaWAN in RPi ==
210 210  
309 +Connect the LA66 LoRa Shield to the RPI
211 211  
212 -**Part Number:**  (% style="color:blue" %)**LA66-XXX**
311 +[[image:image-20220602171233-2.png||height="592" width="881"]]
213 213  
214 -(% style="color:blue" %)**XXX**(%%): The default frequency band
313 +Log in to the RPI's terminal and connect to the serial port
215 215  
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
315 +[[image:image-20220602153146-3.png]]
225 225  
226 -= 4.  FCC Statement =
317 +Press the reset switch RST on the LA66 LoRa Shield.
318 +The following picture appears to prove that the LA66 LoRa Shield successfully entered the network
227 227  
320 +[[image:image-20220602154928-5.png]]
228 228  
229 -(% style="color:red" %)**FCC Caution:**
322 +send instructions: AT+SENDB=<confirn_status>,<Fport>,<data_len>,<data>
230 230  
231 -Any Changes or modifications not expressly approved by the party responsible for compliance could void the user's authority to operate the equipment.
324 +example: AT+SENDB=01,02,8,05820802581ea0a5
232 232  
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.
326 +[[image:image-20220602160339-6.png]]
234 234  
328 +Check to see if TTN received the message
235 235  
236 -(% style="color:red" %)**IMPORTANT NOTE: **
330 +[[image:image-20220602160627-7.png||height="468" width="1013"]]
237 237  
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:
332 +=== Install Minicom ===
239 239  
240 -—Reorient or relocate the receiving antenna.
334 +Enter the following command in the RPI terminal
241 241  
242 -—Increase the separation between the equipment and receiver.
336 +apt update
243 243  
244 -—Connect the equipment into an outlet on a circuit different from that to which the receiver is connected.
338 +[[image:image-20220602143155-1.png]]
245 245  
246 -—Consult the dealer or an experienced radio/TV technician for help.
340 +apt install minicom
247 247  
342 +[[image:image-20220602143744-2.png]]
248 248  
249 -(% style="color:red" %)**FCC Radiation Exposure Statement: **
344 +=== Send PC's CPU/RAM usage to TTN via script. ===
250 250  
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.
346 +==== Take python as an example： ====
252 252  
348 +===== Preconditions: =====
349 +
350 +1.LA66 USB LoRaWAN Adapter works fine
351 +
352 +2.LA66 USB LoRaWAN Adapter  is registered with TTN
353 +
354 +===== Steps for usage =====
355 +
356 +1.Press the reset switch RESET on the LA66 USB LoRaWAN Adapter
357 +
358 +2.Run the script and see the TTN
359 +
360 +[[image:image-20220602115852-3.png]]
361 +
362 +
363 +
364 +== Example: LA66 USB Module got a message from LA66 LoRa Shield and send the sensor data to NodeRed. ==
365 +
366 +
367 +== Upgrade Firmware of LA66 USB LoRaWAN Adapter ==
368 +
369 +
370 +
371 +== Order Info ==
372 +
373 +Part Number: **LA66-USB-LoRaWAN-Adapter-XXX**
374 +
375 +**XX**: The default frequency band
376 +
377 +* **AS923**: LoRaWAN AS923 band
378 +* **AU915**: LoRaWAN AU915 band
379 +* **EU433**: LoRaWAN EU433 band
380 +* **EU868**: LoRaWAN EU868 band
381 +* **KR920**: LoRaWAN KR920 band
382 +* **US915**: LoRaWAN US915 band
383 +* **IN865**: LoRaWAN IN865 band
384 +* **CN470**: LoRaWAN CN470 band
385 +* **PP**: Peer to Peer LoRa Protocol
386 +
387 +== Package Info ==
388 +
389 +* LA66 USB LoRaWAN Adapter x 1
390 +
391 +
392 += Reference =
393 +
394 +* Hardware Design File for LA66 LoRaWAN Shield, LA66 USB LoRaWAN Adapter : [[Download>>https://www.dropbox.com/sh/a3wbmdcvqjxaqw5/AADZfvAiykJTK624RgMquH86a?dl=0]]
395 +
253 253  
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