<
From version < 209.2 >
edited by Mengting Qiu
on 2025/02/14 18:20
To version < 197.1 >
edited by Yi Wang
on 2025/02/13 14:29
>
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141 141  
142 142  ==== 3.1.3.2 LB series ====
143 143  
144 +* Hardware: [[LA66 USB>>url:https://wiki.dragino.com/xwiki/bin/view/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LA66%20USB%20LoRaWAN%20Adapter%20User%20Manual/||_mstmutation="1"]]
145 +* Before using LA66 as -LB product to burn firmware, you need to burn the OTA_ firmware for LA66.
146 +* The firmware burning method refers to the LA66 upgrade below.[[Click to redirect.>>https://wiki.dragino.com/xwiki/bin/view/Main/BLE%20Bluetooth%20Remote%20Configure/#H3.1.3.3LA66upgrade]]
144 144  
148 +The LA66 USB connects to the phone via the USB-Type c adapter.
149 +
150 +[[image:image-20241207113056-9.png||_mstalt="431366" height="240" width="555"]]
151 +
152 +
153 +After the connection is successful, the phone will pop up a prompt box, check it and click to confirm.
154 +
155 +(% style="color:red" %)**Note:**
156 +
157 +**Some mobile phone models need to manually enable the OTG function to properly identify external devices.**
158 +
159 +[[image:image-20250110114614-3.png||_mstalt="427557" height="654" width="317"]]
160 +
161 +
162 +(% class="wikigeneratedid" id="H-1" %)
163 +Then, the Device Tool will automatically open.
164 +
165 +(% class="wikigeneratedid" %)
166 +Open the Devices Tool and click on (% _mstmutation="1" style="color:blue" %)**"Upgrade Device"**(%%).
167 +
168 +(% class="wikigeneratedid" %)
169 +Select the device type and click **"LB"**.
170 +
171 +(% class="wikigeneratedid" %)
172 +Follow the steps in order:
173 +
174 +(% class="wikigeneratedid" %)
175 +① Enter the DUIEI,
176 +
177 +(% class="wikigeneratedid" %)
178 +② Enter the PIN (**the PIN is the last 8 bytes of APPSKEY**),
179 +
180 +(% class="wikigeneratedid" %)
181 +③ Select the LoRa frequency,
182 +
183 +(% class="wikigeneratedid" %)
184 +④ Choose the upgrade file,(% style="color:red" %)**(The firmware upgrade file format only supports .bin files)**
185 +
186 +(% class="wikigeneratedid" %)
187 +⑤ After pressing the device's reset button, click start. **(If the upgrade does not start for a long time, you can press the device reset button again.If the user does not wish to open the casing, they can press and hold the KEY until the device flashes a green light; this action is equivalent to pressing the reset button.)**
188 +
189 +[[image:image-20250213142919-1.png||height="428" width="329"]]
190 +
191 +
192 +(% class="wikigeneratedid" id="H-2" %)
193 +When the upgrade is complete, it will prompt:"**update successfully**".
194 +
195 +[[image:image-20241230163315-18.png||_mstalt="454038" height="443" width="328"]]
196 +
197 +
198 +==== 3.1.3.3 LA66 upgrade ====
199 +
200 +The LA66 USB connects to the phone via the USB-Type C adapter.
201 +
202 +[[image:image-20241207113056-9.png||_mstalt="431366" height="240" width="555"]]
203 +
204 +
205 +After the connection is successful, the phone will pop up a prompt box, check it, and click to confirm.
206 +
207 +(% style="color:red" %)**Note:**
208 +
209 +**Some mobile phone models need to manually enable the OTG function to properly identify external devices.**
210 +
211 +[[image:image-20250110114614-3.png||_mstalt="427557" height="654" width="317"]]
212 +
213 +
214 +(% class="wikigeneratedid" id="H-1" %)
215 +Then, the Device Tool will automatically open.
216 +
217 +(% class="wikigeneratedid" %)
218 +Follow the steps in order:
219 +
220 +(% class="wikigeneratedid" %)
221 +① Click "SELECT UPGRADE FILE" to choose the firmware to upgrade.
222 +
223 +(% class="wikigeneratedid" %)
224 +**In order to ensure that the LA66 USB works properly, make sure that there is a corresponding bootloader before updating the firmware. If you don't have a bootloader, you need to use the "Tremo Programmer" software to download it.**
225 +
226 +(% class="wikigeneratedid" %)
227 +② Click "START".
228 +
229 +(% class="wikigeneratedid" %)
230 +③ Press the reset key on the LA66 device.
231 +
232 +(% class="wikigeneratedid" %)
233 +**For LA66 USB LoRaWAN Adapter v1.2, the design of the reset button has been eliminated on the hardware. **
234 +
235 +
236 +(% class="wikigeneratedid" %)
237 +[[image:image-20250110134640-5.png||_mstalt="428480" height="294" width="319"]]/
238 +
239 +[[image:image-20250110135354-8.png||_mstalt="430612" height="253" width="319"]]
240 +
241 +When the upgrade is complete, it will prompt:"**update successfully**".
242 +
243 +[[image:image-20250110134822-6.png||_mstalt="429494" height="446" width="323"]]
244 +
245 +
145 145  === 3.1.4 How to export logs ===
146 146  
147 147  
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