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Last modified by Mengting Qiu on 2025/06/17 09:18
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edited by Mengting Qiu
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edited by Mengting Qiu
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72 72  
73 73  == 3.2 OTA Update Firmware via Mobile Phone + LA66 ==
74 74  
75 -=== 3.2.1 LB series ===
76 76  
77 -* Hardware: LA66 USB
78 -[[image:image-20250214161740-1.png]][[image:image-20250214161758-2.png]]
79 -* Before using LA66 as a firmware burning tool for -LB products, you need to burn OTA_firmware for LA66 first.
80 -* If you have never downloaded LA66 OTA DongleV1.0 to your LA66, you can directly upgrade the LA66 OTA DongleV1.1 program from your phone using the following method.
81 -* Click to get [[bootlooder and OTA_firmware.>>https://www.dropbox.com/scl/fo/ztlw35a9xbkomu71u31im/ALF3WtzilGPi-2nOdtQw1Z4/Utility/Sensor%20Manager%20Utility/OTA_Firmware?dl=0&rlkey=ojjcsw927eaow01dgooldq3nu&subfolder_nav_tracking=1]]
82 -* 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]]
83 83  
84 -The LA66 USB connects to the phone via the USB-Type c adapter.
85 -
86 -[[image:image-20250214161844-3.png]]
87 -
88 -
89 -After the connection is successful, the phone will pop up a prompt box, check it and click to confirm.
90 -
91 -(% style="color:red" %)**Note:**
92 -
93 -**Some mobile phone models need to manually enable the OTG function to properly identify external devices.**
94 -
95 -[[image:image-20250214161907-4.png]]
96 -
97 -
98 -(% class="wikigeneratedid" id="H-1" %)
99 -Then, the Device Tool will automatically open.
100 -
101 -(% class="wikigeneratedid" %)
102 -Open the Devices Tool and click on (% _mstmutation="1" style="color:blue" %)**"Upgrade Device"**(%%).
103 -
104 -(% class="wikigeneratedid" %)
105 -Select the device type and click **"LB"**.
106 -
107 -(% class="wikigeneratedid" %)
108 -Follow the steps in order:
109 -
110 -(% class="wikigeneratedid" %)
111 -① Enter the DUIEI,t
112 -
113 -(% class="wikigeneratedid" %)
114 -② Enter the PIN (**the PIN is the last 8 bytes of APPSKEY**),
115 -
116 -(% class="wikigeneratedid" %)
117 -③ Select the LoRa frequency to match the original frequency of the node,
118 -
119 -(% class="wikigeneratedid" %)
120 -④ Choose the upgrade file,(% style="color:red" %)**(The firmware upgrade file format only supports .bin files)**
121 -
122 -(% class="wikigeneratedid" %)
123 -⑤ After pressing the device's reset button, click start.
124 -
125 -(% class="wikigeneratedid" %)
126 -**(If the upgrade does not start for a long time, you can press the device reset button again.**
127 -
128 -(% class="wikigeneratedid" %)
129 -**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.)**
130 -
131 -[[image:image-20250214161928-5.png]]
132 -
133 -
134 -(% class="wikigeneratedid" id="H-2" %)
135 -When the upgrade is complete, it will prompt:"**update successfully**".
136 -
137 -[[image:image-20250214161941-6.png]]
138 -
139 -
140 -==== 3.1.3.3 LA66 upgrade ====
141 -
142 -The LA66 USB connects to the phone via the USB-Type C adapter.
143 -
144 -[[image:image-20250214161955-7.png]]
145 -
146 -
147 -After the connection is successful, the phone will pop up a prompt box, check it, and click to confirm.
148 -
149 -(% style="color:red" %)**Note:**
150 -
151 -**Some mobile phone models need to manually enable the OTG function to properly identify external devices.**
152 -
153 -[[image:image-20250214162012-8.png]]
154 -
155 -
156 -(% class="wikigeneratedid" id="H-1" %)
157 -Then, the Device Tool will automatically open.
158 -
159 -(% class="wikigeneratedid" %)
160 -Follow the steps in order:
161 -
162 -(% class="wikigeneratedid" %)
163 -① Click "SELECT UPGRADE FILE" to choose the firmware to upgrade.
164 -
165 -(% class="wikigeneratedid" %)
166 -**In order to ensure that the LA66 USB works properly, make sure that there is a corresponding bootloader before updating the firmware.**
167 -
168 -(% class="wikigeneratedid" %)
169 -**If you don't have a bootloader, you need to use the "[[Tremo Programmer>>https://wiki.dragino.com/xwiki/bin/view/Main/UART%20Access%20for%20LoRa%20ST%20v4%20base%20model/#H3.1.3Howtouploadbootloadertodevice3F]]" software to download it. Click to get **[[bootlooder>>url:https://wiki.dragino.com/xwiki/bin/download/Main/BLE%20Bluetooth%20Remote%20Configure/WebHome/LoRa_OTA_Bootloader_v1.4.bin?rev=1.1]].
170 -
171 -(% class="wikigeneratedid" %)
172 -② Click "START".
173 -
174 -(% class="wikigeneratedid" %)
175 -③ Press the reset key on the LA66 device.
176 -
177 -(% class="wikigeneratedid" %)
178 -**For LA66 USB LoRaWAN Adapter v1.2, the design of the reset button has been eliminated on the hardware. **
179 -
180 -[[image:image-20250214162156-13.png]]
181 -
182 -(% class="wikigeneratedid" %)
183 -[[image:image-20250214162029-9.png]]
184 -
185 -When the upgrade is complete, it will prompt:"**update successfully**".
186 -
187 -[[image:image-20250214162110-12.png]]
188 -
189 -
190 190  == 3.3 OTA Update Firmware via PC ==
191 191  
192 192  
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