<
From version < 196.1 >
edited by Yi Wang
on 2025/02/13 14:29
To version < 209.2 >
edited by Mengting Qiu
on 2025/02/14 18:20
>
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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]]
147 147  
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-20250111151237-1.png||_mstalt="427752"]]
190 -
191 -(% class="wikigeneratedid" %)
192 -For device tools version 1.4 and above, LB upgrade adds the following features:
193 -
194 -(% class="wikigeneratedid" %)
195 -(1) FRE1: display based on Frequency Band;
196 -
197 -(% class="wikigeneratedid" %)
198 -(2) FRE2: provide default value, generally do not modify;
199 -
200 -(% class="wikigeneratedid" %)
201 -(3) Output Power: Drop-down optional 2~22.
202 -
203 -(% class="wikigeneratedid" %)
204 -If there are no special needs, all the above functions do not need to be changed, and the default can be.
205 -
206 -
207 -(% class="wikigeneratedid" id="H-2" %)
208 -When the upgrade is complete, it will prompt:"**update successfully**".
209 -
210 -[[image:image-20241230163315-18.png||_mstalt="454038" height="443" width="328"]]
211 -
212 -
213 -==== 3.1.3.3 LA66 upgrade ====
214 -
215 -The LA66 USB connects to the phone via the USB-Type C adapter.
216 -
217 -[[image:image-20241207113056-9.png||_mstalt="431366" height="240" width="555"]]
218 -
219 -
220 -After the connection is successful, the phone will pop up a prompt box, check it, and click to confirm.
221 -
222 -(% style="color:red" %)**Note:**
223 -
224 -**Some mobile phone models need to manually enable the OTG function to properly identify external devices.**
225 -
226 -[[image:image-20250110114614-3.png||_mstalt="427557" height="654" width="317"]]
227 -
228 -
229 -(% class="wikigeneratedid" id="H-1" %)
230 -Then, the Device Tool will automatically open.
231 -
232 -(% class="wikigeneratedid" %)
233 -Follow the steps in order:
234 -
235 -(% class="wikigeneratedid" %)
236 -① Click "SELECT UPGRADE FILE" to choose the firmware to upgrade.
237 -
238 -(% class="wikigeneratedid" %)
239 -**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.**
240 -
241 -(% class="wikigeneratedid" %)
242 -② Click "START".
243 -
244 -(% class="wikigeneratedid" %)
245 -③ Press the reset key on the LA66 device.
246 -
247 -(% class="wikigeneratedid" %)
248 -**For LA66 USB LoRaWAN Adapter v1.2, the design of the reset button has been eliminated on the hardware. **
249 -
250 -
251 -(% class="wikigeneratedid" %)
252 -[[image:image-20250110134640-5.png||_mstalt="428480" height="294" width="319"]]/
253 -
254 -[[image:image-20250110135354-8.png||_mstalt="430612" height="253" width="319"]]
255 -
256 -When the upgrade is complete, it will prompt:"**update successfully**".
257 -
258 -[[image:image-20250110134822-6.png||_mstalt="429494" height="446" width="323"]]
259 -
260 -
261 261  === 3.1.4 How to export logs ===
262 262  
263 263  
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