<
From version < 73.1 >
edited by Edwin Chen
on 2022/07/03 00:12
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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Content
... ... @@ -134,58 +134,62 @@
134 134  
135 135  == Upgrade Firmware of LA66 LoRaWAN Shield ==
136 136  
137 -=== what needs to be used ===
137 +=== Items needed for update ===
138 138  
139 -1.LA66 LoRaWAN Shield that needs to be upgraded
139 +1. LA66 LoRaWAN Shield
140 +1. Arduino
141 +1. USB TO TTL Adapter
140 140  
141 -2.Arduino
143 +[[image:image-20220602100052-2.png||height="385" width="600"]]
142 142  
143 -3.USB TO TTL
144 144  
145 -[[image:image-20220602100052-2.png]]
146 +=== Connection ===
146 146  
147 -=== Wiring Schematic ===
148 +[[image:image-20220602101311-3.png||height="276" width="600"]]
148 148  
149 -[[image:image-20220602101311-3.png]]
150 +(% style="color:blue" %)**LA66 LoRaWAN Shield**(%%)  <-> (% style="color:blue" %)**USB TTL**(%%)
151 +**GND  <-> GND
152 +TXD  <-> TXD
153 +RXD  <-> RXD**
150 150  
151 -LA66 LoRaWAN Shield  >>>>>>>>>>>>USB TTL
155 +Put a jumper cap on JP6 of LA66 LoRaWAN Shield. ( the jumper is to power on LA66 module)
152 152  
153 -GND  >>>>>>>>>>>>GND
157 +Connect USB TTL Adapter to PC after connecting the wires
154 154  
155 -TXD  >>>>>>>>>>>>TXD
156 156  
157 -RXD  >>>>>>>>>>>>RXD
160 +[[image:image-20220602102240-4.png||height="304" width="600"]]
158 158  
159 -JP6 of LA66 LoRaWAN Shield needs to be connected with yellow jumper cap
160 160  
161 -Connect to the PC after connecting the wires
163 +=== Upgrade steps ===
162 162  
163 -[[image:image-20220602102240-4.png]]
165 +==== Switch SW1 to put in ISP position ====
164 164  
165 -=== Upgrade steps ===
167 +[[image:image-20220602102824-5.png||height="306" width="600"]]
166 166  
167 -==== Dial the SW1 of the LA66 LoRaWAN Shield to the ISP's location as shown in the figure below ====
168 168  
169 -[[image:image-20220602102824-5.png]]
170 +==== Press the RST switch once ====
170 170  
171 -==== Press the RST switch on the LA66 LoRaWAN Shield once ====
172 +[[image:image-20220602104701-12.png||height="285" width="600"]]
172 172  
173 -[[image:image-20220602104701-12.png]]
174 174  
175 -==== Open the upgrade application software ====
175 +==== Open the Upgrade tool (Tremo Programmer) in PC and Upgrade ====
176 176  
177 -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 +**~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  
179 179  [[image:image-20220602103227-6.png]]
180 180  
181 181  [[image:image-20220602103357-7.png]]
182 182  
183 -===== Select the COM port corresponding to USB TTL =====
184 184  
184 +(% class="wikigeneratedid" id="HSelecttheCOMportcorrespondingtoUSBTTL" %)
185 +**2. Select the COM port corresponding to USB TTL**
186 +
185 185  [[image:image-20220602103844-8.png]]
186 186  
187 -===== Select the bin file to burn =====
188 188  
190 +(% class="wikigeneratedid" id="HSelectthebinfiletoburn" %)
191 +**3. Select the bin file to burn**
192 +
189 189  [[image:image-20220602104144-9.png]]
190 190  
191 191  [[image:image-20220602104251-10.png]]
... ... @@ -192,16 +192,22 @@
192 192  
193 193  [[image:image-20220602104402-11.png]]
194 194  
195 -===== Click to start the download =====
196 196  
200 +(% class="wikigeneratedid" id="HClicktostartthedownload" %)
201 +**4. Click to start the download**
202 +
197 197  [[image:image-20220602104923-13.png]]
198 198  
199 -===== The following figure appears to prove that the burning is in progress =====
200 200  
206 +(% class="wikigeneratedid" id="HThefollowingfigureappearstoprovethattheburningisinprogress" %)
207 +**5. Check update process**
208 +
201 201  [[image:image-20220602104948-14.png]]
202 202  
203 -===== The following picture appears to prove that the burning is successful =====
204 204  
212 +(% class="wikigeneratedid" id="HThefollowingpictureappearstoprovethattheburningissuccessful" %)
213 +**The following picture shows that the burning is successful**
214 +
205 205  [[image:image-20220602105251-15.png]]
206 206  
207 207  
... ... @@ -226,9 +226,6 @@
226 226  * LA66 LoRaWAN Shield x 1
227 227  * RF Antenna x 1
228 228  
229 -
230 -
231 -
232 232  = LA66 USB LoRaWAN Adapter =
233 233  
234 234  == Overview ==
... ... @@ -249,8 +249,6 @@
249 249  * AT Command via UART-TTL interface
250 250  * Firmware upgradable via UART interface
251 251  
252 -
253 -
254 254  == Specification ==
255 255  
256 256  * CPU: 32-bit 48 MHz
... ... @@ -269,8 +269,6 @@
269 269  * LoRa Tx Current: <90 mA at +17 dBm, 108 mA at +22 dBm
270 270  * LoRa Rx current: <9 mA
271 271  
272 -
273 -
274 274  == Pin Mapping & LED ==
275 275  
276 276  == Example Send & Get Messages via LoRaWAN in PC ==
... ... @@ -385,4 +385,9 @@
385 385  
386 386  * LA66 USB LoRaWAN Adapter x 1
387 387  
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 +
388 388  
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