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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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To version 59.1
edited by Mengting Qiu
on 2025/02/14 16:17
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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 ==
73 +== 3.2 OTA Update Firmware via Mobile Phone + LA66 ==
74 74  
75 75  
76 +
77 +== 3.3 OTA Update Firmware via PC ==
78 +
79 +
76 76  (% class="wikigeneratedid" %)
77 77  (% class="mark text-uppercase" %)**Video Instruction:**(%%) ~-~- OTA Upgrade Firmware (via LoRa) of LoRaWAN Sensors**: [[https:~~/~~/youtu.be/SSvOqvBrwGg>>https://youtu.be/SSvOqvBrwGg]]**
78 78  
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88 88  
89 89  * (% style="color:blue" %)**DevEUI**(%%): Input DevEUI of your sensor
90 90  
91 -* (% style="color:blue" %)**Password**(%%): Passord of your sensor**(Last eight bytes of APPSKEY)**
95 +* (% style="color:blue" %)**Password**(%%): Passord of your sensor**(Last eight bytes/** **Last 16 characters of APPSKEY)**
92 92  
93 93  * (% style="color:blue" %)**Port**(%%): Com port of LA66 USB
94 94  
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129 129  == 4.1 OTA_Tool supports two upgrade methods for -LB products. ==
130 130  
131 131  
132 -* For OTA_Tool, you can choose to use the OTA upgrade method, refer to the above upgrade steps in this user manual.
136 +(% style="color:red" %)**Note: The premise of using OTA_Tool is that all your devices have bootloaders.**
133 133  
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 +
134 134  [[image:image-20250122104151-4.png||height="318" width="673"]]
135 135  
136 136  * 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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158 158  2. OTA update require a reset or reactivate action. If the crash firmware doesn't have them work, user need to manuall push the physic reset button on the PCB or power off/on device.
159 159  
160 160  
161 -== 4.4 How to update the LA66 OTA Dongle via mobile phone? ==
171 +== 4.4 How to update the LA66 OTA Dongle V1.1 via mobile phone? ==
162 162  
173 +
174 +[[image:image-20250122113225-5.png||height="259" width="615"]]
175 +
176 +* 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.
177 +
163 163  [[bootlooder>>url:https://wiki.dragino.com/xwiki/bin/download/Main/BLE%20Bluetooth%20Remote%20Configure/WebHome/LoRa_OTA_Bootloader_v1.4.bin?rev=1.1]] and [[OTA_firmware>>url:https://wiki.dragino.com/xwiki/bin/download/Main/BLE%20Bluetooth%20Remote%20Configure/WebHome/LA66%20OTA%20DONGLE%20v1.1.bin?rev=1.1]].
164 164  
165 165  Tool Download: [[Download link form Dropbox.>>https://www.dropbox.com/scl/fo/gyscmfn1s03oz3n8rif8w/AJW7JoMQsQ56dtlls2SNf9c?rlkey=3q2cxwriyzh26vuairx01yebc&st=be5jv92w&dl=0]] 
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166 166  
167 167  Operation instructions: [[Reference for operating procedures.>>https://wiki.dragino.com/xwiki/bin/view/Main/BLE%20Bluetooth%20Remote%20Configure/#H3.1.3.3LA66upgrade]]
168 168  
184 +* If you have burned LA66 OTA DONGLE V1.0 for your LA66 according to previously existing instructions. Then you need to re-burn your LA66 boot loader first: [[LA66 USB LoRaWAN Adapter User Manual - DRAGINO>>url:https://wiki.dragino.com/xwiki/bin/view/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LA66%20USB%20LoRaWAN%20Adapter%20User%20Manual/#H1.10.2Updatemethod:A0ForLA66withoutbootloader]]
169 169  
186 + Please refer to FAQ 4.7 for detailed reasons.
170 170  
188 +
171 171  == 4.5 Will OTA update effect the Local LoRaWAN Network. ==
172 172  
173 173  User can configure the OTA_Frequency.txt file to change the Update frequency point so it won't conflict with the general LoRa Frequency. See below for the file as reference and explain. The OTA update also use a none-use SF (SF=5) which won't conflict with the current use SF.
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