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Last modified by Mengting Qiu on 2025/06/17 09:18
From version 59.1
edited by Mengting Qiu
on 2025/02/14 16:17
Change comment: Uploaded new attachment "image-20250214161758-2.png", version {1}
To version 53.1
edited by Mengting Qiu
on 2025/01/22 14:14
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70 70  [[image:image-20230513120722-2.png||height="409" width="866"]]
71 71  
72 72  
73 -== 3.2 OTA Update Firmware via Mobile Phone + LA66 ==
73 +== 3.2 OTA Update Firmware ==
74 74  
75 75  
76 -
77 -== 3.3 OTA Update Firmware via PC ==
78 -
79 -
80 80  (% class="wikigeneratedid" %)
81 81  (% class="mark text-uppercase" %)**Video Instruction:**(%%) ~-~- OTA Upgrade Firmware (via LoRa) of LoRaWAN Sensors**: [[https:~~/~~/youtu.be/SSvOqvBrwGg>>https://youtu.be/SSvOqvBrwGg]]**
82 82  
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92 92  
93 93  * (% style="color:blue" %)**DevEUI**(%%): Input DevEUI of your sensor
94 94  
95 -* (% style="color:blue" %)**Password**(%%): Passord of your sensor**(Last eight bytes/** **Last 16 characters of APPSKEY)**
91 +* (% style="color:blue" %)**Password**(%%): Passord of your sensor**(Last eight bytes of APPSKEY)**
96 96  
97 97  * (% style="color:blue" %)**Port**(%%): Com port of LA66 USB
98 98  
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133 133  == 4.1 OTA_Tool supports two upgrade methods for -LB products. ==
134 134  
135 135  
136 -(% style="color:red" %)**Note: The premise of using OTA_Tool is that all your devices have bootloaders.**
132 +* For OTA_Tool, you can choose to use the OTA upgrade method, refer to the above upgrade steps in this user manual.
137 137  
138 -(% style="color:red" %)**1. **(%%)Only devices with bootloader can perform OTA upgrades(OTA upgrade method).
139 -
140 -(% style="color:red" %)**2.**(%%) This is because the boot loader's address is (% style="color:blue" %)**0x08000000**(%%), the general functional firmware's address is (% style="color:blue" %)**0x0800D000**(%%), and burning the firmware through OTA_Tool will only write content to the address (% style="color:blue" %)**0x0800D000**(%%). So whether you use the OTA_Tool's OTA upgrade method or the UART upgrade method, you can only use it to download firmware without a bootloader, otherwise you will incorrectly place the bootloader at address (% style="color:blue" %)**0x08000000**(%%).
141 -
142 -* For OTA_Tool, you can choose to use the (% style="color:blue" %)**OTA upgrade method**(%%), refer to the above upgrade steps in this user manual.
143 -
144 144  [[image:image-20250122104151-4.png||height="318" width="673"]]
145 145  
146 146  * Of course, if you have a USB-TTL adapter, you can also choose to use the [[UART upgrade method>>https://wiki.dragino.com/xwiki/bin/view/Main/UART%20Access%20for%20LoRa%20ST%20v4%20base%20model/#H3.2UpdateFirmware28Assumethedevicealreadyhaveabootloader29]] via OTA_Tool.
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