<
From version < 201.1 >
edited by Yi Wang
on 2025/02/13 17:38
To version < 196.1 >
edited by Yi Wang
on 2025/02/13 14:29
>
Change comment: Uploaded new attachment "image-20250213142919-1.png", version {1}

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141 141  
142 142  ==== 3.1.3.2 LB series ====
143 143  
144 -* Hardware: LA66 USB
145 -[[image:image-20250213172807-1.png]][[image:image-20250213172928-2.png]]
146 -* Before using LA66 as a firmware burning tool for -LB products, you need to burn OTA_firmware for LA66 first.
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.
147 147  * 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]]
148 148  
149 -
150 150  The LA66 USB connects to the phone via the USB-Type c adapter.
151 151  
152 152  [[image:image-20241207113056-9.png||_mstalt="431366" height="240" width="555"]]
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174 174  Follow the steps in order:
175 175  
176 176  (% class="wikigeneratedid" %)
177 -① Enter the DUIEI,t
175 +① Enter the DUIEI,
178 178  
179 179  (% class="wikigeneratedid" %)
180 180  ② Enter the PIN (**the PIN is the last 8 bytes of APPSKEY**),
181 181  
182 182  (% class="wikigeneratedid" %)
183 -③ Select the LoRa frequency to match the original frequency of the node,
181 +③ Select the LoRa frequency,
184 184  
185 185  (% class="wikigeneratedid" %)
186 186  ④ Choose the upgrade file,(% style="color:red" %)**(The firmware upgrade file format only supports .bin files)**
187 187  
188 188  (% class="wikigeneratedid" %)
189 -⑤ After pressing the device's reset button, click start.
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.)**
190 190  
189 +[[image:image-20250111151237-1.png||_mstalt="427752"]]
190 +
191 191  (% class="wikigeneratedid" %)
192 -**(If the upgrade does not start for a long time, you can press the device reset button again.**
192 +For device tools version 1.4 and above, LB upgrade adds the following features:
193 193  
194 194  (% class="wikigeneratedid" %)
195 -**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.)**
195 +(1) FRE1: display based on Frequency Band;
196 196  
197 -[[image:image-20250213142919-1.png||height="428" width="329"]]
197 +(% class="wikigeneratedid" %)
198 +(2) FRE2: provide default value, generally do not modify;
198 198  
200 +(% class="wikigeneratedid" %)
201 +(3) Output Power: Drop-down optional 2~22.
199 199  
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 +
200 200  (% class="wikigeneratedid" id="H-2" %)
201 201  When the upgrade is complete, it will prompt:"**update successfully**".
202 202  
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229 229  ① Click "SELECT UPGRADE FILE" to choose the firmware to upgrade.
230 230  
231 231  (% class="wikigeneratedid" %)
232 -**In order to ensure that the LA66 USB works properly, make sure that there is a corresponding bootloader before updating the firmware.**
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.**
233 233  
234 234  (% class="wikigeneratedid" %)
235 -**If you don't have a bootloader, you need to use the "Tremo Programmer" software to download it.**
236 -
237 -(% class="wikigeneratedid" %)
238 238  ② Click "START".
239 239  
240 240  (% class="wikigeneratedid" %)
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