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Last modified by Xiaoling on 2023/09/19 09:20
From version 98.1
edited by Xiaoling
on 2022/07/18 09:54
Change comment: Uploaded new attachment "image-20220718095457-5.png", version {1}
To version 162.2
edited by Xiaoling
on 2023/06/05 15:32
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
... ... @@ -8,107 +8,31 @@
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  (((
16 -[[image:image-20220715000242-1.png||height="110" width="132"]]
17 -
18 -(% 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.
19 -)))
20 -
21 21  (((
22 -(% 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.
16 +[[image:image-20220719093358-2.png||height="145" width="220"]](% style="color:blue" %)** **
23 23  )))
24 24  
25 25  (((
26 -Each LA66 module includes a (% style="color:blue" %)**world-unique OTAA key**(%%) for LoRaWAN registration.
20 +
27 27  )))
28 28  
29 29  (((
30 -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.
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.
31 31  )))
32 -
33 -(((
34 -LA66 is equipped with (% style="color:blue" %)**TCXO crystal**(%%) which ensures the module can achieve stable performance in extreme temperatures.
35 35  )))
36 36  
37 -
38 -== 1.2  Features ==
39 -
40 -* Support LoRaWAN v1.0.4 protocol
41 -* Support peer-to-peer protocol
42 -* TCXO crystal to ensure RF performance on low temperature
43 -* SMD Antenna pad and i-pex antenna connector
44 -* Available in different frequency LoRaWAN frequency bands.
45 -* World-wide unique OTAA keys.
46 -* AT Command via UART-TTL interface
47 -* Firmware upgradable via UART interface
48 -* Ultra-long RF range
49 -
50 -
51 -== 1.3  Specification ==
52 -
53 -* CPU: 32-bit 48 MHz
54 -* Flash: 256KB
55 -* RAM: 64KB
56 -* Input Power Range: 1.8v ~~ 3.7v
57 -* Power Consumption: < 4uA.
58 -* Frequency Range: 150 MHz ~~ 960 MHz
59 -* Maximum Power +22 dBm constant RF output
60 -* High sensitivity: -148 dBm
61 -* Temperature:
62 -** Storage: -55 ~~ +125℃
63 -** Operating: -40 ~~ +85℃
64 -* Humidity:
65 -** Storage: 5 ~~ 95% (Non-Condensing)
66 -** Operating: 10 ~~ 95% (Non-Condensing)
67 -* LoRa Tx Current: <90 mA at +17 dBm, 108 mA at +22 dBm
68 -* LoRa Rx current: <9 mA
69 -* I/O Voltage: 3.3v
70 -
71 -
72 -== 1.4  AT Command ==
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 -
76 -
77 -== 1.5  Dimension ==
78 -
79 -[[image:image-20220517072526-1.png]]
80 -
81 -
82 -
83 -== 1.6  Pin Mapping ==
84 -
85 -
86 -[[image:image-20220523101537-1.png]]
87 -
88 -
89 -
90 -== 1.7  Land Pattern ==
91 -
92 -[[image:image-20220517072821-2.png]]
93 -
94 -
95 -
96 -= 2.  LA66 LoRaWAN Shield =
97 -
98 -
99 -== 2.1  Overview ==
100 -
101 -
102 -[[image:image-20220715000826-2.png||height="386" width="449"]]
103 -
104 -
105 -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.
106 -
107 107  (((
108 -(% 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.
109 109  )))
32 +)))
110 110  
111 111  (((
35 +(((
112 112  Each LA66 module includes a (% style="color:blue" %)**world-unique OTAA key**(%%) for LoRaWAN registration.
113 113  )))
114 114  
... ... @@ -115,19 +115,22 @@
115 115  (((
116 116  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.
117 117  )))
42 +)))
118 118  
119 119  (((
45 +(((
120 120  LA66 is equipped with (% style="color:blue" %)**TCXO crystal**(%%) which ensures the module can achieve stable performance in extreme temperatures.
121 121  )))
48 +)))
122 122  
123 123  
124 -== 2.2  Features ==
51 +== 1.2  Features ==
125 125  
126 -* Arduino Shield base on LA66 LoRaWAN module
127 -* Support LoRaWAN v1.0.4 protocol
53 +
54 +* Support LoRaWAN v1.0.3 protocol
128 128  * Support peer-to-peer protocol
129 129  * TCXO crystal to ensure RF performance on low temperature
130 -* SMA connector
57 +* SMD Antenna pad and i-pex antenna connector
131 131  * Available in different frequency LoRaWAN frequency bands.
132 132  * World-wide unique OTAA keys.
133 133  * AT Command via UART-TTL interface
... ... @@ -134,8 +134,8 @@
134 134  * Firmware upgradable via UART interface
135 135  * Ultra-long RF range
136 136  
64 +== 1.3  Specification ==
137 137  
138 -== 2.3  Specification ==
139 139  
140 140  * CPU: 32-bit 48 MHz
141 141  * Flash: 256KB
... ... @@ -155,343 +155,172 @@
155 155  * LoRa Rx current: <9 mA
156 156  * I/O Voltage: 3.3v
157 157  
85 +== 1.4  AT Command ==
158 158  
159 -== 2.4  Pin Mapping & LED ==
160 160  
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]].
161 161  
162 162  
163 -== 2.5  Example: Use AT Command to communicate with LA66 module via Arduino UNO. ==
91 +== 1.5  Dimension ==
164 164  
165 165  
94 +[[image:image-20220718094750-3.png]]
166 166  
167 -== 2.6  Example: Join TTN network and send an uplink message, get downlink message. ==
168 168  
97 +== 1.6  Pin Mapping ==
169 169  
99 +[[image:image-20220720111850-1.png]]
170 170  
171 -== 2.7  Example: Log Temperature Sensor(DHT11) and send data to TTN, show it in DataCake. ==
172 172  
102 +== 1.7  Land Pattern ==
173 173  
174 174  
175 -== 2.8  Upgrade Firmware of LA66 LoRaWAN Shield ==
105 +[[image:image-20220517072821-2.png]]
176 176  
177 177  
178 -=== 2.8.1  Items needed for update ===
108 += 2.  FAQ =
179 179  
180 -1. LA66 LoRaWAN Shield
181 -1. Arduino
182 -1. USB TO TTL Adapter
110 +== 2.1  Where to find examples of how to use LA66? ==
183 183  
184 -[[image:image-20220602100052-2.png||height="385" width="600"]]
185 185  
113 +(% class="wikigeneratedid" %)
114 +Below products are made by LA66. User can use their examples as reference:
186 186  
187 -=== 2.8.2  Connection ===
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]]
188 188  
119 +== 2.2  How to Compile Source Code for LA66? ==
189 189  
190 -[[image:image-20220602101311-3.png||height="276" width="600"]]
191 191  
122 +Compile and Upload Code to ASR6601 Platform：[[Instruction>>Compile and Upload Code to ASR6601 Platform]]
192 192  
193 -(((
194 -(% style="color:blue" %)**LA66 LoRaWAN Shield**(%%)  **<->** (% style="color:blue" %)**USB TTL**
195 -)))
196 196  
197 -(((
198 -(% style="background-color:yellow" %)**GND  <-> GND
199 -TXD  <->  TXD
200 -RXD  <->  RXD**
201 -)))
125 +== 2.3  Can i use LA66 module's internal I/O without external MCU, So to save product cost? ==
202 202  
203 203  
204 -Put a jumper cap on JP6 of LA66 LoRaWAN Shield. ( the jumper is to power on LA66 module)
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.
205 205  
206 -Connect USB TTL Adapter to PC after connecting the wires
207 207  
131 +== 2.4  Where to find Peer-to-Peer firmware of LA66? ==
208 208  
209 -[[image:image-20220602102240-4.png||height="304" width="600"]]
210 210  
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]]
211 211  
212 -=== 2.8.3  Upgrade steps ===
213 213  
137 +== 2.5 How can i use J-LInk to debug LA66? ==
214 214  
215 -==== 1.  Switch SW1 to put in ISP position ====
216 216  
140 +(% style="color:#037691" %)**The steps are as follows:**
217 217  
218 -[[image:image-20220602102824-5.png||height="306" width="600"]]
219 219  
143 +(% style="color:blue" %)**1. Install J-Link software from**
220 220  
145 +[[https:~~/~~/www.segger.com/downloads/jlink/>>url:https://www.segger.com/downloads/jlink/]]
221 221  
222 -==== 2.  Press the RST switch once ====
223 223  
148 +(% style="color:blue" %)**2. Expose PA6 / PA7 / RSTN of LA66.**
224 224  
225 -[[image:image-20220602104701-12.png||height="285" width="600"]]
226 226  
151 +[[image:image-20230605151850-1.png]]
227 227  
228 228  
229 -==== 3.  Open the Upgrade tool (Tremo Programmer) in PC and Upgrade ====
154 +[[image:image-20230605151850-2.png]]
230 230  
231 231  
232 -(((
233 -(% 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/]]**
234 -)))
157 +(% style="color:blue" %)**3. Connect JLINK, and switch mother board SW1 to ISP. Wire connection as below:**
235 235  
159 +**LA66 PA6 < ~-~- > JLINK SWDIO (Pin 7)**
236 236  
237 -[[image:image-20220602103227-6.png]]
161 +**LA66 PA7 < ~-~- > JLINK SWCLK (Pin 9)**
238 238  
163 +**LA66 RSTN < ~-~- > JLINK RESET (Pin 15)**
239 239  
240 -[[image:image-20220602103357-7.png]]
165 +**LA66 GND  < ~-~- > JLINK GND (Pin 8)**
241 241  
167 +[[image:image-20230605151850-3.png||height="629" width="1182"]]
242 242  
169 +(% style="display:none" %) (%%)
243 243  
244 -(% class="wikigeneratedid" id="HSelecttheCOMportcorrespondingtoUSBTTL" %)
245 -(% style="color:blue" %)**2. Select the COM port corresponding to USB TTL**
171 +(% style="color:blue" %)**4. Copy \SN50v3\tools\FLM\ASR6601.FLM to \Keil\ARM\ Flash\**
246 246  
173 +(% style="display:none" %) [[image:image-20230605151850-4.png]]
247 247  
248 -[[image:image-20220602103844-8.png]]
249 249  
176 +(% style="color:blue" %)**Add ASR6601 256KB Flash to Flash Download**
250 250  
178 +[[image:image-20230605152412-12.png]]
251 251  
252 -(% class="wikigeneratedid" id="HSelectthebinfiletoburn" %)
253 -(% style="color:blue" %)**3. Select the bin file to burn**
254 254  
181 +[[image:image-20230605151851-6.png]]
255 255  
256 -[[image:image-20220602104144-9.png]]
257 257  
184 +(% style="color:blue" %)**5. Modify \SN50v3\Projects\Applications\DRAGINO-LRWAN-AT\cfg\gcc.ld, to 0x08000000.**
258 258  
259 -[[image:image-20220602104251-10.png]]
186 +[[image:image-20230605151851-7.png]]
260 260  
188 +[[image:image-20230605151851-8.png]]
261 261  
262 -[[image:image-20220602104402-11.png]]
263 263  
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.**
264 264  
265 265  
266 -(% class="wikigeneratedid" id="HClicktostartthedownload" %)
267 -(% style="color:blue" %)**4. Click to start the download**
194 +(% style="color:blue" %)**6. Comment the low power function in main.c.**
268 268  
269 -[[image:image-20220602104923-13.png]]
270 270  
197 +[[image:image-20230605151851-9.png]]
271 271  
272 272  
273 -(% class="wikigeneratedid" id="HThefollowingfigureappearstoprovethattheburningisinprogress" %)
274 -(% style="color:blue" %)**5. Check update process**
200 +(% style="color:blue" %)**Click Debug mode to debug.**
275 275  
202 +[[image:image-20230605151851-10.png||height="293" width="1275"]]
276 276  
277 -[[image:image-20220602104948-14.png]]
278 278  
205 +[[image:image-20230605151851-11.png||height="739" width="1275"]](% style="display:none" %)
279 279  
207 +(% style="display:none" %) (%%)
280 280  
281 -(% class="wikigeneratedid" id="HThefollowingpictureappearstoprovethattheburningissuccessful" %)
282 -(% style="color:blue" %)**The following picture shows that the burning is successful**
209 += 3.  Order Info =
283 283  
284 -[[image:image-20220602105251-15.png]]
285 285  
212 +**Part Number:**  (% style="color:blue" %)**LA66-XXX**
286 286  
214 +(% style="color:blue" %)**XXX**(%%): The default frequency band
287 287  
288 -= 3.  LA66 USB LoRaWAN Adapter =
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
289 289  
226 += 4.  FCC Statement =
290 290  
291 -== 3.1  Overview ==
292 292  
293 -[[image:image-20220715001142-3.png||height="145" width="220"]]
229 +(% style="color:red" %)**FCC Caution:**
294 294  
295 -(% 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.
231 +Any Changes or modifications not expressly approved by the party responsible for compliance could void the user's authority to operate the equipment.
296 296  
297 -(% 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.
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.
298 298  
299 -Each LA66 module includes a (% style="color:blue" %)**world-unique OTAA key**(%%) for LoRaWAN registration.
300 300  
301 -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.
236 +(% style="color:red" %)**IMPORTANT NOTE: **
302 302  
303 -LA66 is equipped with (% style="color:blue" %)**TCXO crystal**(%%) which ensures the module can achieve stable performance in extreme temperatures.
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:
304 304  
240 +—Reorient or relocate the receiving antenna.
305 305  
306 -== 3.2  Features ==
242 +—Increase the separation between the equipment and receiver.
307 307  
308 -* LoRaWAN USB adapter base on LA66 LoRaWAN module
309 -* Ultra-long RF range
310 -* Support LoRaWAN v1.0.4 protocol
311 -* Support peer-to-peer protocol
312 -* TCXO crystal to ensure RF performance on low temperature
313 -* Spring RF antenna
314 -* Available in different frequency LoRaWAN frequency bands.
315 -* World-wide unique OTAA keys.
316 -* AT Command via UART-TTL interface
317 -* Firmware upgradable via UART interface
318 -* Open Source Mobile App for LoRaWAN signal detect and GPS tracking.
244 +—Connect the equipment into an outlet on a circuit different from that to which the receiver is connected.
319 319  
246 +—Consult the dealer or an experienced radio/TV technician for help.
320 320  
321 -== 3.3  Specification ==
322 322  
323 -* CPU: 32-bit 48 MHz
324 -* Flash: 256KB
325 -* RAM: 64KB
326 -* Input Power Range: 5v
327 -* Frequency Range: 150 MHz ~~ 960 MHz
328 -* Maximum Power +22 dBm constant RF output
329 -* High sensitivity: -148 dBm
330 -* Temperature:
331 -** Storage: -55 ~~ +125℃
332 -** Operating: -40 ~~ +85℃
333 -* Humidity:
334 -** Storage: 5 ~~ 95% (Non-Condensing)
335 -** Operating: 10 ~~ 95% (Non-Condensing)
336 -* LoRa Tx Current: <90 mA at +17 dBm, 108 mA at +22 dBm
337 -* LoRa Rx current: <9 mA
249 +(% style="color:red" %)**FCC Radiation Exposure Statement: **
338 338  
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.
339 339  
340 -== 3.4  Pin Mapping & LED ==
341 -
342 -
343 -
344 -== 3.5  Example: Send & Get Messages via LoRaWAN in PC ==
345 -
346 -
347 -Assume user already input the LA66 USB LoRaWAN Adapter OTAA Keys in TTN and there is already TTN network coverage.
348 -
349 -
350 -(% style="color:blue" %)**1. Connect the LA66 USB LoRaWAN adapter to PC**
351 -
352 -
353 -[[image:image-20220602171217-1.png||height="538" width="800"]]
354 -
355 -
356 -Open the serial port tool
357 -
358 -[[image:image-20220602161617-8.png]]
359 -
360 -[[image:image-20220602161718-9.png||height="457" width="800"]]
361 -
362 -
363 -
364 -(% style="color:blue" %)**2. Press the reset switch RST on the LA66 USB LoRaWAN Adapter to reset it.**
365 -
366 -The following picture appears to prove that the LA66 USB LoRaWAN Adapter successfully Join the LoRaWAN network
367 -
368 -
369 -[[image:image-20220602161935-10.png||height="498" width="800"]]
370 -
371 -
372 -
373 -(% style="color:blue" %)**3. See Uplink Command**
374 -
375 -Command format: (% style="color:#4472c4" %)** AT+SENDB=<confirn_status>,<Fport>,<data_len>,<data>**
376 -
377 -example: AT+SENDB=01,02,8,05820802581ea0a5
378 -
379 -[[image:image-20220602162157-11.png||height="497" width="800"]]
380 -
381 -
382 -
383 -(% style="color:blue" %)**4. Check to see if TTN received the message**
384 -
385 -[[image:image-20220602162331-12.png||height="420" width="800"]]
386 -
387 -
388 -
389 -== 3.6  Example: Send PC's CPU/RAM usage to TTN via python ==
390 -
391 -
392 -**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]]
393 -
394 -
395 -(% style="color:red" %)**Preconditions:**
396 -
397 -(% style="color:red" %)**1. LA66 USB LoRaWAN Adapter works fine**
398 -
399 -(% style="color:red" %)**2. LA66 USB LoRaWAN Adapter  is registered with TTN**
400 -
401 -
402 -
403 -(% style="color:blue" %)**Steps for usage:**
404 -
405 -(% style="color:blue" %)**1.**(%%) Press the reset switch RESET on the LA66 USB LoRaWAN Adapter
406 -
407 -(% style="color:blue" %)**2.**(%%) Run the python script in PC and see the TTN
408 -
409 -[[image:image-20220602115852-3.png||height="450" width="1187"]]
410 -
411 -
412 -
413 -== 3.7  Example: Send & Get Messages via LoRaWAN in RPi ==
414 -
415 -
416 -Assume user already input the LA66 USB LoRaWAN Adapter OTAA Keys in TTN and there is already TTN network coverage.
417 -
418 -
419 -(% style="color:blue" %)**1. Connect the LA66 USB LoRaWAN Adapter to the Raspberry Pi**
420 -
421 -[[image:image-20220602171233-2.png||height="538" width="800"]]
422 -
423 -
424 -
425 -(% style="color:blue" %)**2. Install Minicom in RPi.**
426 -
427 -(% id="cke_bm_509388S" style="display:none" %) (%%)Enter the following command in the RPi terminal
428 -
429 - (% style="background-color:yellow" %)**apt update**
430 -
431 - (% style="background-color:yellow" %)**apt install minicom**
432 -
433 -
434 -Use minicom to connect to the RPI's terminal
435 -
436 -[[image:image-20220602153146-3.png||height="439" width="500"]]
437 -
438 -
439 -
440 -(% style="color:blue" %)**3. Press the reset switch RST on the LA66 USB LoRaWAN Adapter.**
441 -
442 -The following picture appears to prove that the LA66 USB LoRaWAN Adapter successfully entered the network.
443 -
444 -
445 -[[image:image-20220602154928-5.png||height="436" width="500"]]
446 -
447 -
448 -
449 -(% style="color:blue" %)**4. Send Uplink message**
450 -
451 -Format: (% style="color:#4472c4" %)**AT+SENDB=<confirn_status>,<Fport>,<data_len>,<data>**
452 -
453 -example: AT+SENDB=01,02,8,05820802581ea0a5
454 -
455 -
456 -[[image:image-20220602160339-6.png||height="517" width="600"]]
457 -
458 -
459 -
460 -Check to see if TTN received the message
461 -
462 -[[image:image-20220602160627-7.png||height="369" width="800"]]
463 -
464 -
465 -
466 -== 3.8  Example: LA66 USB Module got a message from LA66 LoRa Shield and send the sensor data to NodeRed. ==
467 -
468 -
469 -
470 -== 3.9  Upgrade Firmware of LA66 USB LoRaWAN Adapter ==
471 -
472 -
473 -
474 -
475 -= 4.  Order Info =
476 -
477 -
478 -**Part Number:**  (% style="color:blue" %)**LA66-XXX**(%%), (% style="color:blue" %)**LA66-LoRaWAN-Shield-XXX** (%%) **or**  (% style="color:blue" %)**LA66-USB-LoRaWAN-Adapter-XXX**
479 -
480 -
481 -(% style="color:blue" %)**XXX**(%%): The default frequency band
482 -
483 -* (% style="color:red" %)**AS923**(%%):  LoRaWAN AS923 band
484 -* (% style="color:red" %)**AU915**(%%):  LoRaWAN AU915 band
485 -* (% style="color:red" %)**EU433**(%%):  LoRaWAN EU433 band
486 -* (% style="color:red" %)**EU868**(%%):  LoRaWAN EU868 band
487 -* (% style="color:red" %)**KR920**(%%):  LoRaWAN KR920 band
488 -* (% style="color:red" %)**US915**(%%):  LoRaWAN US915 band
489 -* (% style="color:red" %)**IN865**(%%):  LoRaWAN IN865 band
490 -* (% style="color:red" %)**CN470**(%%): LoRaWAN CN470 band
491 -* (% style="color:red" %)**PP**(%%):  Peer to Peer LoRa Protocol
492 -
493 -= 5.  Reference =
494 -
495 -* Hardware Design File for LA66 LoRaWAN Shield, LA66 USB LoRaWAN Adapter : [[Download>>https://www.dropbox.com/sh/a3wbmdcvqjxaqw5/AADZfvAiykJTK624RgMquH86a?dl=0]]
496 -
497 497  
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