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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
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To version 98.3
edited by Xiaoling
on 2022/07/18 09:56
Change comment: There is no comment for this version

Summary

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Title
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1 -LA66 LoRaWAN Module User Manual
1 +LA66 LoRaWAN Module
Content
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8 8  
9 9  = 1.  LA66 LoRaWAN Module =
10 10  
11 +
11 11  == 1.1  What is LA66 LoRaWAN Module ==
12 12  
13 13  
14 14  (((
15 -(((
16 -[[image:image-20220719093358-2.png||height="145" width="220"]](% style="color:blue" %)** **
17 -)))
16 +[[image:image-20220715000242-1.png||height="110" width="132"]]
18 18  
19 -(((
20 -
21 -)))
22 -
23 -(((
24 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 25  )))
26 -)))
27 27  
28 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.
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.
31 31  )))
32 -)))
33 33  
34 34  (((
35 -(((
36 36  Each LA66 module includes a (% style="color:blue" %)**world-unique OTAA key**(%%) for LoRaWAN registration.
37 37  )))
38 38  
... ... @@ -39,19 +39,15 @@
39 39  (((
40 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 41  )))
42 -)))
43 43  
44 44  (((
45 -(((
46 46  LA66 is equipped with (% style="color:blue" %)**TCXO crystal**(%%) which ensures the module can achieve stable performance in extreme temperatures.
47 47  )))
48 -)))
49 49  
50 50  
51 51  == 1.2  Features ==
52 52  
53 -
54 -* Support LoRaWAN v1.0.3 protocol
40 +* 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 57  * SMD Antenna pad and i-pex antenna connector
... ... @@ -61,9 +61,10 @@
61 61  * Firmware upgradable via UART interface
62 62  * Ultra-long RF range
63 63  
64 -== 1.3  Specification ==
65 65  
66 66  
52 +== 1.3  Specification ==
53 +
67 67  * CPU: 32-bit 48 MHz
68 68  * Flash: 256KB
69 69  * RAM: 64KB
... ... @@ -82,172 +82,430 @@
82 82  * LoRa Rx current: <9 mA
83 83  * I/O Voltage: 3.3v
84 84  
72 +
73 +
74 +
85 85  == 1.4  AT Command ==
86 86  
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]].
78 +AT Command is valid over Main TXD and Main RXD. Serial Baud Rate is 9600. AT commands can be found in AT Command documents.
89 89  
90 90  
91 91  == 1.5  Dimension ==
92 92  
93 -
94 94  [[image:image-20220718094750-3.png]]
95 95  
96 96  
86 +
87 +
97 97  == 1.6  Pin Mapping ==
98 98  
99 -[[image:image-20220720111850-1.png]]
100 100  
91 +[[image:image-20220523101537-1.png]]
101 101  
102 -== 1.7  Land Pattern ==
103 103  
104 104  
95 +== 1.7  Land Pattern ==
96 +
105 105  [[image:image-20220517072821-2.png]]
106 106  
107 107  
108 -= 2.  FAQ =
109 109  
110 -== 2.1  Where to find examples of how to use LA66? ==
101 += 2.  LA66 LoRaWAN Shield =
111 111  
112 112  
113 -(% class="wikigeneratedid" %)
114 -Below products are made by LA66. User can use their examples as reference:
104 +== 2.1  Overview ==
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]]
118 118  
119 -== 2.2  How to Compile Source Code for LA66? ==
107 +[[image:image-20220715000826-2.png||height="386" width="449"]]
120 120  
121 121  
122 -Compile and Upload Code to ASR6601 Platform：[[Instruction>>Compile and Upload Code to ASR6601 Platform]]
110 +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.
123 123  
112 +(((
113 +(% 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.
114 +)))
124 124  
125 -== 2.3  Can i use LA66 module's internal I/O without external MCU, So to save product cost? ==
116 +(((
117 +Each LA66 module includes a (% style="color:blue" %)**world-unique OTAA key**(%%) for LoRaWAN registration.
118 +)))
126 126  
120 +(((
121 +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.
122 +)))
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.
124 +(((
125 +LA66 is equipped with (% style="color:blue" %)**TCXO crystal**(%%) which ensures the module can achieve stable performance in extreme temperatures.
126 +)))
129 129  
130 130  
131 -== 2.4  Where to find Peer-to-Peer firmware of LA66? ==
129 +== 2.2  Features ==
132 132  
131 +* Arduino Shield base on LA66 LoRaWAN module
132 +* Support LoRaWAN v1.0.4 protocol
133 +* Support peer-to-peer protocol
134 +* TCXO crystal to ensure RF performance on low temperature
135 +* SMA connector
136 +* Available in different frequency LoRaWAN frequency bands.
137 +* World-wide unique OTAA keys.
138 +* AT Command via UART-TTL interface
139 +* Firmware upgradable via UART interface
140 +* Ultra-long RF range
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]]
142 +== 2.3  Specification ==
135 135  
144 +* CPU: 32-bit 48 MHz
145 +* Flash: 256KB
146 +* RAM: 64KB
147 +* Input Power Range: 1.8v ~~ 3.7v
148 +* Power Consumption: < 4uA.
149 +* Frequency Range: 150 MHz ~~ 960 MHz
150 +* Maximum Power +22 dBm constant RF output
151 +* High sensitivity: -148 dBm
152 +* Temperature:
153 +** Storage: -55 ~~ +125℃
154 +** Operating: -40 ~~ +85℃
155 +* Humidity:
156 +** Storage: 5 ~~ 95% (Non-Condensing)
157 +** Operating: 10 ~~ 95% (Non-Condensing)
158 +* LoRa Tx Current: <90 mA at +17 dBm, 108 mA at +22 dBm
159 +* LoRa Rx current: <9 mA
160 +* I/O Voltage: 3.3v
136 136  
137 -== 2.5 How can i use J-LInk to debug LA66? ==
162 +== 2.4  Pin Mapping & LED ==
138 138  
139 139  
140 -(% style="color:#037691" %)**The steps are as follows:**
141 141  
166 +== 2.5  Example: Use AT Command to communicate with LA66 module via Arduino UNO. ==
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/]]
146 146  
170 +== 2.6  Example: Join TTN network and send an uplink message, get downlink message. ==
147 147  
148 -(% style="color:blue" %)**2. Expose PA6 / PA7 / RSTN of LA66.**
149 149  
150 150  
151 -[[image:image-20230605151850-1.png]]
174 +== 2.7  Example: Log Temperature Sensor(DHT11) and send data to TTN, show it in DataCake. ==
152 152  
153 153  
154 -[[image:image-20230605151850-2.png]]
155 155  
178 +== 2.8  Upgrade Firmware of LA66 LoRaWAN Shield ==
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)**
181 +=== 2.8.1  Items needed for update ===
160 160  
161 -**LA66 PA7 < ~-~- > JLINK SWCLK (Pin 9)**
183 +1. LA66 LoRaWAN Shield
184 +1. Arduino
185 +1. USB TO TTL Adapter
162 162  
163 -**LA66 RSTN < ~-~- > JLINK RESET (Pin 15)**
187 +[[image:image-20220602100052-2.png||height="385" width="600"]]
164 164  
165 -**LA66 GND  < ~-~- > JLINK GND (Pin 8)**
166 166  
167 -[[image:image-20230605151850-3.png||height="629" width="1182"]]
190 +=== 2.8.2  Connection ===
168 168  
169 -(% style="display:none" %) (%%)
170 170  
171 -(% style="color:blue" %)**4. Copy \SN50v3\tools\FLM\ASR6601.FLM to \Keil\ARM\ Flash\**
193 +[[image:image-20220602101311-3.png||height="276" width="600"]]
172 172  
173 -(% style="display:none" %) [[image:image-20230605151850-4.png]]
174 174  
196 +(((
197 +(% style="color:blue" %)**LA66 LoRaWAN Shield**(%%)  **<->** (% style="color:blue" %)**USB TTL**
198 +)))
175 175  
176 -(% style="color:blue" %)**Add ASR6601 256KB Flash to Flash Download**
200 +(((
201 +(% style="background-color:yellow" %)**GND  <-> GND
202 +TXD  <->  TXD
203 +RXD  <->  RXD**
204 +)))
177 177  
178 -[[image:image-20230605152412-12.png]]
179 179  
207 +Put a jumper cap on JP6 of LA66 LoRaWAN Shield. ( the jumper is to power on LA66 module)
180 180  
181 -[[image:image-20230605151851-6.png]]
209 +Connect USB TTL Adapter to PC after connecting the wires
182 182  
183 183  
184 -(% style="color:blue" %)**5. Modify \SN50v3\Projects\Applications\DRAGINO-LRWAN-AT\cfg\gcc.ld, to 0x08000000.**
212 +[[image:image-20220602102240-4.png||height="304" width="600"]]
185 185  
186 -[[image:image-20230605151851-7.png]]
187 187  
188 -[[image:image-20230605151851-8.png]]
215 +=== 2.8.3  Upgrade steps ===
189 189  
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.**
218 +==== 1.  Switch SW1 to put in ISP position ====
192 192  
193 193  
194 -(% style="color:blue" %)**6. Comment the low power function in main.c.**
221 +[[image:image-20220602102824-5.png||height="306" width="600"]]
195 195  
196 196  
197 -[[image:image-20230605151851-9.png]]
198 198  
225 +==== 2.  Press the RST switch once ====
199 199  
200 -(% style="color:blue" %)**Click Debug mode to debug.**
201 201  
202 -[[image:image-20230605151851-10.png||height="293" width="1275"]]
228 +[[image:image-20220602104701-12.png||height="285" width="600"]]
203 203  
204 204  
205 -[[image:image-20230605151851-11.png||height="739" width="1275"]](% style="display:none" %)
206 206  
207 -(% style="display:none" %) (%%)
232 +==== 3.  Open the Upgrade tool (Tremo Programmer) in PC and Upgrade ====
208 208  
209 -= 3.  Order Info =
210 210  
235 +(((
236 +(% 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/]]**
237 +)))
211 211  
212 -**Part Number:**  (% style="color:blue" %)**LA66-XXX**
213 213  
214 -(% style="color:blue" %)**XXX**(%%): The default frequency band
240 +[[image:image-20220602103227-6.png]]
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
225 225  
226 -= 4.  FCC Statement =
243 +[[image:image-20220602103357-7.png]]
227 227  
228 228  
229 -(% style="color:red" %)**FCC Caution:**
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.
247 +(% class="wikigeneratedid" id="HSelecttheCOMportcorrespondingtoUSBTTL" %)
248 +(% style="color:blue" %)**2. Select the COM port corresponding to USB TTL**
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.
234 234  
251 +[[image:image-20220602103844-8.png]]
235 235  
236 -(% style="color:red" %)**IMPORTANT NOTE: **
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:
239 239  
240 -—Reorient or relocate the receiving antenna.
255 +(% class="wikigeneratedid" id="HSelectthebinfiletoburn" %)
256 +(% style="color:blue" %)**3. Select the bin file to burn**
241 241  
242 -—Increase the separation between the equipment and receiver.
243 243  
244 -—Connect the equipment into an outlet on a circuit different from that to which the receiver is connected.
259 +[[image:image-20220602104144-9.png]]
245 245  
246 -—Consult the dealer or an experienced radio/TV technician for help.
247 247  
262 +[[image:image-20220602104251-10.png]]
248 248  
249 -(% style="color:red" %)**FCC Radiation Exposure Statement: **
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.
265 +[[image:image-20220602104402-11.png]]
252 252  
267 +
268 +
269 +(% class="wikigeneratedid" id="HClicktostartthedownload" %)
270 +(% style="color:blue" %)**4. Click to start the download**
271 +
272 +[[image:image-20220602104923-13.png]]
273 +
274 +
275 +
276 +(% class="wikigeneratedid" id="HThefollowingfigureappearstoprovethattheburningisinprogress" %)
277 +(% style="color:blue" %)**5. Check update process**
278 +
279 +
280 +[[image:image-20220602104948-14.png]]
281 +
282 +
283 +
284 +(% class="wikigeneratedid" id="HThefollowingpictureappearstoprovethattheburningissuccessful" %)
285 +(% style="color:blue" %)**The following picture shows that the burning is successful**
286 +
287 +[[image:image-20220602105251-15.png]]
288 +
289 +
290 +
291 += 3.  LA66 USB LoRaWAN Adapter =
292 +
293 +
294 +== 3.1  Overview ==
295 +
296 +[[image:image-20220715001142-3.png||height="145" width="220"]]
297 +
298 +(% 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.
299 +
300 +(% 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.
301 +
302 +Each LA66 module includes a (% style="color:blue" %)**world-unique OTAA key**(%%) for LoRaWAN registration.
303 +
304 +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.
305 +
306 +LA66 is equipped with (% style="color:blue" %)**TCXO crystal**(%%) which ensures the module can achieve stable performance in extreme temperatures.
307 +
308 +
309 +== 3.2  Features ==
310 +
311 +* LoRaWAN USB adapter base on LA66 LoRaWAN module
312 +* Ultra-long RF range
313 +* Support LoRaWAN v1.0.4 protocol
314 +* Support peer-to-peer protocol
315 +* TCXO crystal to ensure RF performance on low temperature
316 +* Spring RF antenna
317 +* Available in different frequency LoRaWAN frequency bands.
318 +* World-wide unique OTAA keys.
319 +* AT Command via UART-TTL interface
320 +* Firmware upgradable via UART interface
321 +* Open Source Mobile App for LoRaWAN signal detect and GPS tracking.
322 +
323 +== 3.3  Specification ==
324 +
325 +* CPU: 32-bit 48 MHz
326 +* Flash: 256KB
327 +* RAM: 64KB
328 +* Input Power Range: 5v
329 +* Frequency Range: 150 MHz ~~ 960 MHz
330 +* Maximum Power +22 dBm constant RF output
331 +* High sensitivity: -148 dBm
332 +* Temperature:
333 +** Storage: -55 ~~ +125℃
334 +** Operating: -40 ~~ +85℃
335 +* Humidity:
336 +** Storage: 5 ~~ 95% (Non-Condensing)
337 +** Operating: 10 ~~ 95% (Non-Condensing)
338 +* LoRa Tx Current: <90 mA at +17 dBm, 108 mA at +22 dBm
339 +* LoRa Rx current: <9 mA
340 +
341 +== 3.4  Pin Mapping & LED ==
342 +
343 +
344 +
345 +== 3.5  Example: Send & Get Messages via LoRaWAN in PC ==
346 +
347 +
348 +Assume user already input the LA66 USB LoRaWAN Adapter OTAA Keys in TTN and there is already TTN network coverage.
349 +
350 +
351 +(% style="color:blue" %)**1. Connect the LA66 USB LoRaWAN adapter to PC**
352 +
353 +
354 +[[image:image-20220602171217-1.png||height="538" width="800"]]
355 +
356 +
357 +Open the serial port tool
358 +
359 +[[image:image-20220602161617-8.png]]
360 +
361 +[[image:image-20220602161718-9.png||height="457" width="800"]]
362 +
363 +
364 +
365 +(% style="color:blue" %)**2. Press the reset switch RST on the LA66 USB LoRaWAN Adapter to reset it.**
366 +
367 +The following picture appears to prove that the LA66 USB LoRaWAN Adapter successfully Join the LoRaWAN network
368 +
369 +
370 +[[image:image-20220602161935-10.png||height="498" width="800"]]
371 +
372 +
373 +
374 +(% style="color:blue" %)**3. See Uplink Command**
375 +
376 +Command format: (% style="color:#4472c4" %)** AT+SENDB=<confirn_status>,<Fport>,<data_len>,<data>**
377 +
378 +example: AT+SENDB=01,02,8,05820802581ea0a5
379 +
380 +[[image:image-20220602162157-11.png||height="497" width="800"]]
381 +
382 +
383 +
384 +(% style="color:blue" %)**4. Check to see if TTN received the message**
385 +
386 +[[image:image-20220602162331-12.png||height="420" width="800"]]
387 +
388 +
389 +
390 +== 3.6  Example: Send PC's CPU/RAM usage to TTN via python ==
391 +
392 +
393 +**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]]
394 +
395 +
396 +(% style="color:red" %)**Preconditions:**
397 +
398 +(% style="color:red" %)**1. LA66 USB LoRaWAN Adapter works fine**
399 +
400 +(% style="color:red" %)**2. LA66 USB LoRaWAN Adapter  is registered with TTN**
401 +
402 +
403 +
404 +(% style="color:blue" %)**Steps for usage:**
405 +
406 +(% style="color:blue" %)**1.**(%%) Press the reset switch RESET on the LA66 USB LoRaWAN Adapter
407 +
408 +(% style="color:blue" %)**2.**(%%) Run the python script in PC and see the TTN
409 +
410 +[[image:image-20220602115852-3.png||height="450" width="1187"]]
411 +
412 +
413 +
414 +== 3.7  Example: Send & Get Messages via LoRaWAN in RPi ==
415 +
416 +
417 +Assume user already input the LA66 USB LoRaWAN Adapter OTAA Keys in TTN and there is already TTN network coverage.
418 +
419 +
420 +(% style="color:blue" %)**1. Connect the LA66 USB LoRaWAN Adapter to the Raspberry Pi**
421 +
422 +[[image:image-20220602171233-2.png||height="538" width="800"]]
423 +
424 +
425 +
426 +(% style="color:blue" %)**2. Install Minicom in RPi.**
427 +
428 +(% id="cke_bm_509388S" style="display:none" %) (%%)Enter the following command in the RPi terminal
429 +
430 + (% style="background-color:yellow" %)**apt update**
431 +
432 + (% style="background-color:yellow" %)**apt install minicom**
433 +
434 +
435 +Use minicom to connect to the RPI's terminal
436 +
437 +[[image:image-20220602153146-3.png||height="439" width="500"]]
438 +
439 +
440 +
441 +(% style="color:blue" %)**3. Press the reset switch RST on the LA66 USB LoRaWAN Adapter.**
442 +
443 +The following picture appears to prove that the LA66 USB LoRaWAN Adapter successfully entered the network.
444 +
445 +
446 +[[image:image-20220602154928-5.png||height="436" width="500"]]
447 +
448 +
449 +
450 +(% style="color:blue" %)**4. Send Uplink message**
451 +
452 +Format: (% style="color:#4472c4" %)**AT+SENDB=<confirn_status>,<Fport>,<data_len>,<data>**
453 +
454 +example: AT+SENDB=01,02,8,05820802581ea0a5
455 +
456 +
457 +[[image:image-20220602160339-6.png||height="517" width="600"]]
458 +
459 +
460 +
461 +Check to see if TTN received the message
462 +
463 +[[image:image-20220602160627-7.png||height="369" width="800"]]
464 +
465 +
466 +
467 +== 3.8  Example: LA66 USB Module got a message from LA66 LoRa Shield and send the sensor data to NodeRed. ==
468 +
469 +
470 +
471 +== 3.9  Upgrade Firmware of LA66 USB LoRaWAN Adapter ==
472 +
473 +
474 +
475 +
476 += 4.  Order Info =
477 +
478 +
479 +**Part Number:**  (% style="color:blue" %)**LA66-XXX**(%%), (% style="color:blue" %)**LA66-LoRaWAN-Shield-XXX** (%%) **or**  (% style="color:blue" %)**LA66-USB-LoRaWAN-Adapter-XXX**
480 +
481 +
482 +(% style="color:blue" %)**XXX**(%%): The default frequency band
483 +
484 +* (% style="color:red" %)**AS923**(%%):  LoRaWAN AS923 band
485 +* (% style="color:red" %)**AU915**(%%):  LoRaWAN AU915 band
486 +* (% style="color:red" %)**EU433**(%%):  LoRaWAN EU433 band
487 +* (% style="color:red" %)**EU868**(%%):  LoRaWAN EU868 band
488 +* (% style="color:red" %)**KR920**(%%):  LoRaWAN KR920 band
489 +* (% style="color:red" %)**US915**(%%):  LoRaWAN US915 band
490 +* (% style="color:red" %)**IN865**(%%):  LoRaWAN IN865 band
491 +* (% style="color:red" %)**CN470**(%%): LoRaWAN CN470 band
492 +* (% style="color:red" %)**PP**(%%):  Peer to Peer LoRa Protocol
493 +
494 += 5.  Reference =
495 +
496 +* Hardware Design File for LA66 LoRaWAN Shield, LA66 USB LoRaWAN Adapter : [[Download>>https://www.dropbox.com/sh/a3wbmdcvqjxaqw5/AADZfvAiykJTK624RgMquH86a?dl=0]]
497 +
253 253  
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