Last modified by Xiaoling on 2023/05/26 14:19
<
From version < 74.1 >
edited by Edwin Chen
on 2022/07/03 00:16
To version < 78.2 >
edited by Edwin Chen
on 2022/07/10 21:55
>
Change comment: There is no comment for this version

Summary

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Content
... ... @@ -140,51 +140,56 @@
140 140  1. Arduino
141 141  1. USB TO TTL Adapter
142 142  
143 -[[image:image-20220602100052-2.png||height="341" width="531"]]
143 +[[image:image-20220602100052-2.png||height="385" width="600"]]
144 144  
145 145  
146 146  === Connection ===
147 147  
148 -[[image:image-20220602101311-3.png||height="350" width="760"]]
148 +[[image:image-20220602101311-3.png||height="276" width="600"]]
149 149  
150 +(% style="color:blue" %)**LA66 LoRaWAN Shield**(%%)  <-> (% style="color:blue" %)**USB TTL**(%%)
151 +**GND  <-> GND
152 +TXD  <-> TXD
153 +RXD  <-> RXD**
150 150  
151 -(% style="color:blue" %)**LA66 LoRaWAN Shield**(%%)  <-----> (% style="color:blue" %)**USB TTL(%%)
152 -GND  <-----> GND
153 -TXD  <-----> TXD
154 -RXD  <-----> RXD
155 +Put a jumper cap on JP6 of LA66 LoRaWAN Shield. ( the jumper is to power on LA66 module)
155 155  
156 -JP6 of LA66 LoRaWAN Shield needs to be connected with yellow jumper cap
157 +Connect USB TTL Adapter to PC after connecting the wires
157 157  
158 -Connect to the PC after connecting the wires
159 159  
160 +[[image:image-20220602102240-4.png||height="304" width="600"]]
160 160  
161 161  
162 -[[image:image-20220602102240-4.png]]
163 -
164 164  === Upgrade steps ===
165 165  
166 -==== Dial the SW1 of the LA66 LoRaWAN Shield to the ISP's location as shown in the figure below ====
165 +==== Switch SW1 to put in ISP position ====
167 167  
168 -[[image:image-20220602102824-5.png]]
167 +[[image:image-20220602102824-5.png||height="306" width="600"]]
169 169  
170 -==== Press the RST switch on the LA66 LoRaWAN Shield once ====
171 171  
172 -[[image:image-20220602104701-12.png]]
170 +==== Press the RST switch once ====
173 173  
174 -==== Open the upgrade application software ====
172 +[[image:image-20220602104701-12.png||height="285" width="600"]]
175 175  
176 -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/]]
177 177  
175 +==== Open the Upgrade tool (Tremo Programmer) in PC and Upgrade ====
176 +
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/]]**
178 +
178 178  [[image:image-20220602103227-6.png]]
179 179  
180 180  [[image:image-20220602103357-7.png]]
181 181  
182 -===== Select the COM port corresponding to USB TTL =====
183 183  
184 +(% class="wikigeneratedid" id="HSelecttheCOMportcorrespondingtoUSBTTL" %)
185 +**2. Select the COM port corresponding to USB TTL**
186 +
184 184  [[image:image-20220602103844-8.png]]
185 185  
186 -===== Select the bin file to burn =====
187 187  
190 +(% class="wikigeneratedid" id="HSelectthebinfiletoburn" %)
191 +**3. Select the bin file to burn**
192 +
188 188  [[image:image-20220602104144-9.png]]
189 189  
190 190  [[image:image-20220602104251-10.png]]
... ... @@ -191,16 +191,22 @@
191 191  
192 192  [[image:image-20220602104402-11.png]]
193 193  
194 -===== Click to start the download =====
195 195  
200 +(% class="wikigeneratedid" id="HClicktostartthedownload" %)
201 +**4. Click to start the download**
202 +
196 196  [[image:image-20220602104923-13.png]]
197 197  
198 -===== The following figure appears to prove that the burning is in progress =====
199 199  
206 +(% class="wikigeneratedid" id="HThefollowingfigureappearstoprovethattheburningisinprogress" %)
207 +**5. Check update process**
208 +
200 200  [[image:image-20220602104948-14.png]]
201 201  
202 -===== The following picture appears to prove that the burning is successful =====
203 203  
212 +(% class="wikigeneratedid" id="HThefollowingpictureappearstoprovethattheburningissuccessful" %)
213 +**The following picture shows that the burning is successful**
214 +
204 204  [[image:image-20220602105251-15.png]]
205 205  
206 206  
... ... @@ -225,8 +225,6 @@
225 225  * LA66 LoRaWAN Shield x 1
226 226  * RF Antenna x 1
227 227  
228 -
229 -
230 230  = LA66 USB LoRaWAN Adapter =
231 231  
232 232  == Overview ==
... ... @@ -247,7 +247,6 @@
247 247  * AT Command via UART-TTL interface
248 248  * Firmware upgradable via UART interface
249 249  
250 -
251 251  == Specification ==
252 252  
253 253  * CPU: 32-bit 48 MHz
... ... @@ -266,42 +266,50 @@
266 266  * LoRa Tx Current: <90 mA at +17 dBm, 108 mA at +22 dBm
267 267  * LoRa Rx current: <9 mA
268 268  
269 -
270 270  == Pin Mapping & LED ==
271 271  
272 272  == Example Send & Get Messages via LoRaWAN in PC ==
273 273  
274 -Connect the LA66 LoRa Shield to the PC
281 +Assume user already input the LA66 USB LoRaWAN Adapter OTAA Keys in TTN and there is already TTN network coverage.
275 275  
276 -[[image:image-20220602171217-1.png||height="615" width="915"]]
283 +~1. Connect the LA66 USB LoRaWAN adapter to PC
277 277  
285 +[[image:image-20220602171217-1.png||height="538" width="800"]]
286 +
278 278  Open the serial port tool
279 279  
280 280  [[image:image-20220602161617-8.png]]
281 281  
282 -[[image:image-20220602161718-9.png||height="529" width="927"]]
291 +[[image:image-20220602161718-9.png||height="457" width="800"]]
283 283  
284 -Press the reset switch RST on the LA66 LoRa Shield.
285 285  
286 -The following picture appears to prove that the LA66 LoRa Shield successfully entered the network
294 +2. Press the reset switch RST on the LA66 USB LoRaWAN Adapter to reset it.
287 287  
288 -[[image:image-20220602161935-10.png]]
296 +The following picture appears to prove that the LA66 USB LoRaWAN Adapter successfully Join the LoRaWAN network
289 289  
290 -send instructions: AT+SENDB=<confirn_status>,<Fport>,<data_len>,<data>
298 +[[image:image-20220602161935-10.png||height="498" width="800"]]
291 291  
300 +
301 +3. See Uplink Command
302 +
303 +Command format: AT+SENDB=<confirn_status>,<Fport>,<data_len>,<data>
304 +
292 292  example: AT+SENDB=01,02,8,05820802581ea0a5
293 293  
294 -[[image:image-20220602162157-11.png]]
307 +[[image:image-20220602162157-11.png||height="497" width="800"]]
295 295  
296 -Check to see if TTN received the message
297 297  
298 -[[image:image-20220602162331-12.png||height="547" width="1044"]]
310 +4. Check to see if TTN received the message
299 299  
312 +[[image:image-20220602162331-12.png||height="420" width="800"]]
313 +
314 +
315 +
300 300  == Example Send & Get Messages via LoRaWAN in RPi ==
301 301  
302 -Connect the LA66 LoRa Shield to the RPI
318 +Connect the LA66 USB LoRaWAN Adapter to the Raspberry Pi
303 303  
304 -[[image:image-20220602171233-2.png||height="592" width="881"]]
320 +[[image:image-20220602171233-2.png||height="538" width="800"]]
305 305  
306 306  Log in to the RPI's terminal and connect to the serial port
307 307  
... ... @@ -381,4 +381,7 @@
381 381  
382 382  * LA66 USB LoRaWAN Adapter x 1
383 383  
384 -
400 += Reference =
401 +
402 +* Hardware Design File for LA66 LoRaWAN Shield, LA66 USB LoRaWAN Adapter : [[Download>>https://www.dropbox.com/sh/a3wbmdcvqjxaqw5/AADZfvAiykJTK624RgMquH86a?dl=0]]
403 +

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