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edited by Mengting Qiu
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edited by Mengting Qiu
on 2025/01/22 10:41
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63 63  
64 64  == 3.1 Required Components ==
65 65  
66 +
66 66  * See FAQ 4.4 for how to update LA66 with the [[OTA Dongle Firmware>>https://www.dropbox.com/scl/fo/ztlw35a9xbkomu71u31im/AFhmjtEOaipfBAFrpMCoWrI/LoRaWAN%20End%20Node/LA66%20LoRaWAN%20module/Firmware/OTA_Firmware?dl=0&rlkey=ojjcsw927eaow01dgooldq3nu&subfolder_nav_tracking=1]].
67 67  * Software: [[OTA_Tool>>https://www.dropbox.com/scl/fo/9kqeqf6wmet10o9hgxuwa/h?rlkey=4ikrg6kg5v0yjxwhp0i37wrv7&dl=0]]. Only support Windows now
68 68  
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69 69  [[image:image-20230513120722-2.png||height="409" width="866"]]
70 70  
71 71  
72 -== 3.2 OTA Update Firmware via Mobile Phone + LA66 ==
73 +== 3.2 OTA Update Firmware ==
73 73  
74 -=== 3.2.1 LA66 upgrade ===
75 75  
76 -The LA66 USB connects to the phone via the USB-Type C adapter.
77 -
78 -[[image:image-20250219103117-5.jpeg||height="289" width="718"]]
79 -
80 -
81 -After the connection is successful, the phone will pop up a prompt box, check it, and click to "OK".
82 -
83 -(% style="color:red" %)**Note: **(%%)**Some mobile phone models need to manually enable the OTG function to properly identify external devices.**
84 -
85 -[[image:image-20250214162012-8.png]]
86 -
87 -
88 -(% class="wikigeneratedid" id="H-1" %)
89 -Then, the Device Tool will automatically jump to the main interface of the tool.
90 -
91 91  (% class="wikigeneratedid" %)
92 -In the upper left corner of the main interface of the software, click (% _mstmutation="1" style="color:blue" %)**"Upgrade Device"**(%%) and select the "(% _mstmutation="1" style="color:blue" %)**LaA66"**(%%) type.
93 -
94 -(% class="wikigeneratedid" %)
95 -[[image:image-20250219095423-2.png]]
96 -
97 -(% class="wikigeneratedid" %)
98 -Follow the steps in order:
99 -
100 -(% class="wikigeneratedid" %)
101 -① Click "SELECT UPGRADE FILE" to choose the firmware to upgrade.
102 -
103 -(% class="wikigeneratedid" %)
104 -② After clicking Start, wait for the LA66 to burn in
105 -
106 -(% class="wikigeneratedid" %)
107 -[[image:image-20250214162029-9.png]]
108 -
109 -(% class="wikigeneratedid" %)
110 -(% style="color:red" %)**Note:**
111 -
112 -(% class="wikigeneratedid" %)
113 -**~1. In order to ensure that the LA66 USB works properly, make sure that there is a corresponding bootloader before updating the firmware.**
114 -
115 -(% class="wikigeneratedid" %)
116 -**2. 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]]**, **then refer to this [[link>>https://wiki.dragino.com/xwiki/bin/view/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LA66%20USB%20LoRaWAN%20Adapter%20User%20Manual/#H1.10.2Updatemethod:A0ForLA66withoutbootloader]] for instructions to burn.**
117 -
118 -
119 -When the upgrade is complete, it will prompt:"**update successfully**".
120 -
121 -[[image:image-20250219100549-3.png||height="484" width="362"]]
122 -
123 -
124 -=== 3.2.2 LB series ===
125 -
126 -* Upgrade of external tools: LA66 USB
127 -[[image:image-20250214161740-1.png]][[image:image-20250214161758-2.png]]
128 -* Before using LA66 as a firmware burning tool for -LB products, you need to burn OTA_DONGLE for LA66 first.
129 -* Click to get [[OTA_DONGLE V1.1.>>https://www.dropbox.com/scl/fo/ztlw35a9xbkomu71u31im/ALF3WtzilGPi-2nOdtQw1Z4/Utility/Sensor%20Manager%20Utility/OTA_Firmware?dl=0&rlkey=ojjcsw927eaow01dgooldq3nu&subfolder_nav_tracking=1]]
130 -
131 -[[image:image-20250219094223-1.png||height="324" width="698"]]
132 -
133 -* Refer to [[Section 3.2.1>>||anchor="H3.2.1LA66upgrade"]] to burn OTA DONGLEV1.1 for LA66.
134 -
135 -The LA66 USB connects to the phone via the USB-Type c adapter.
136 -
137 -[[image:image-20250219103130-6.jpeg||height="301" width="747"]]
138 -
139 -
140 -After the connection is successful, the phone will pop up a prompt box, check it and click to confirm.
141 -
142 -(% style="color:red" %)**Note:**(%%)**Some models of cell phones require the OTG function of the cell phone system to be enabled manually in order to recognize the external device correctly.**
143 -
144 -[[image:image-20250214161907-4.png]]
145 -
146 -
147 -(% class="wikigeneratedid" id="H-1" %)
148 -Then, the Device Tool will automatically jump to the main interface of the tool.
149 -
150 -(% class="wikigeneratedid" %)
151 -In the upper left corner of the main interface of the software, click (% _mstmutation="1" style="color:blue" %)**"Upgrade Device"**(%%) and select the LB type.
152 -
153 -(% class="wikigeneratedid" %)
154 -[[image:image-20250219100821-4.png]]
155 -
156 -
157 -(% class="wikigeneratedid" %)
158 -Follow the steps in order:
159 -
160 -(% class="wikigeneratedid" %)
161 -① Enter the DUIEI,.
162 -
163 -(% class="wikigeneratedid" %)
164 -② Enter the PIN (**the PIN is the last 8 bytes of APPSKEY, It's 16 characters in total**).
165 -
166 -(% class="wikigeneratedid" %)
167 -③ Select the LoRa frequency to match the original frequency of the node.
168 -
169 -(% class="wikigeneratedid" %)
170 -④ Choose the upgrade file,(% style="color:red" %)**(The firmware upgrade file format only supports .bin files)**
171 -
172 -(% class="wikigeneratedid" %)
173 -⑤ Press the reset button of the device to be upgraded and click "Start".
174 -
175 -(% class="wikigeneratedid" %)
176 -(% style="color:red" %)**Note:**
177 -
178 -(% class="wikigeneratedid" %)
179 -**~1. If you are unable to access the upgrade for an extended period of time, you can perform the device reset step again.**
180 -
181 -(% class="wikigeneratedid" %)
182 -**2. If you do not want to open the cover of the device to be upgraded, you can hold down the ACT key for 5s until the device blinks green. This action is the equivalent of pressing the reset button.**
183 -
184 -[[image:image-20250214161928-5.png]]
185 -
186 -
187 -(% class="wikigeneratedid" id="H-2" %)
188 -When the upgrade is complete, it will prompt:"**update successfully**".
189 -
190 -[[image:image-20250214161941-6.png]]
191 -
192 -
193 -== 3.3 OTA Update Firmware via PC ==
194 -
195 -
196 -(% class="wikigeneratedid" %)
197 197  (% class="mark text-uppercase" %)**Video Instruction:**(%%) ~-~- OTA Upgrade Firmware (via LoRa) of LoRaWAN Sensors**: [[https:~~/~~/youtu.be/SSvOqvBrwGg>>https://youtu.be/SSvOqvBrwGg]]**
198 198  
199 199  
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208 208  
209 209  * (% style="color:blue" %)**DevEUI**(%%): Input DevEUI of your sensor
210 210  
211 -* (% 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)**
212 212  
213 213  * (% style="color:blue" %)**Port**(%%): Com port of LA66 USB
214 214  
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246 246  
247 247  = 4. FAQ =
248 248  
249 -== 4.1 OTA_Tool supports two upgrade methods for -LB products. ==
129 +== 4.1 Can i use other devices to connect to PC if i don't have LA66 USB? ==
250 250  
251 251  
252 -(% style="color:red" %)**Note: The premise of using OTA_Tool is that all your devices have bootloaders.**
132 +If user doesn't have LA66 USB Adapter, they can still use other Dragino Device to connect to PC for OTA update.
253 253  
254 -(% style="color:red" %)**1. **(%%)Only devices with bootloader can perform OTA upgrades(OTA upgrade method).
134 +(% style="color:blue" %)**Steps:**
255 255  
256 -(% 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**(%%).
136 +* Find the suitable mode which base on LA66 chip ( All LoRaWAN model with LB or LS suffix , such as SN50v3-LB)
257 257  
258 -* 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.
138 +* Update the LA66 USB OTA firmware to the device.
259 259  
260 -[[image:image-20250122104151-4.png||height="318" width="673"]]
140 +* Connect the device to PC via UART interface.
261 261  
262 -* 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.
142 +* Make sure power off or update the firmware back to original firmware , because the LA66 USB OTA fimware is not low power consumption firmware. it will consume the battery very fast.
263 263  
264 -[[image:image-20250122104131-3.png||height="330" width="674"]]
265 -
266 -
267 267  == 4.2 Where to find OTA Password? ==
268 268  
269 269  
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284 284  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.
285 285  
286 286  
287 -== 4.4 How to update the LA66 OTA Dongle V1.1 via mobile phone? ==
164 +== 4.4 How to update the LA66 OTA Dongle via mobile phone? ==
288 288  
289 -
290 -[[image:image-20250122113225-5.png||height="259" width="615"]]
291 -
292 -* 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.
293 -
294 294  [[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]].
295 295  
296 296  Tool Download: [[Download link form Dropbox.>>https://www.dropbox.com/scl/fo/gyscmfn1s03oz3n8rif8w/AJW7JoMQsQ56dtlls2SNf9c?rlkey=3q2cxwriyzh26vuairx01yebc&st=be5jv92w&dl=0]] 
297 297  
298 -Operation instructions: [[Reference for operating procedures.>>||anchor="H3.2.1LA66upgrade"]]
170 +Operation instructions: [[Reference for operating procedures.>>https://wiki.dragino.com/xwiki/bin/view/Main/BLE%20Bluetooth%20Remote%20Configure/#H3.1.3.3LA66upgrade]]
299 299  
300 -* 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]]
301 -
302 - Please refer to FAQ 4.7 for detailed reasons.
303 -
304 -
305 305  == 4.5 Will OTA update effect the Local LoRaWAN Network. ==
306 306  
307 307  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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329 329  RU864;869.3;869.5,869.7
330 330  
331 331  
332 -== 4.6 The old version LA66 is different from the new version LA66. Can OTA_Tool be used for both versions? ==
333 -
334 -
335 -The most obvious hardware difference between LA66 V1 and LA66v2 when burning is the presence of a "RESET "button, and the RESET operation is only for LA66 without a boot loader, you can refer to this link to learn how to upgrade LA66 without a boot loader：[[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]]
336 -
337 -[[image:image-20250122134752-6.png||height="288" width="543"]]
338 -
339 -In summary, as long as your LA66 has a boot loader, either LA66 V1 or LA66 V2 can use OTA_Tool.
340 -
341 -
342 -== 4.7 Why can't LA66 burn its own working firmware after it is used for OTA upgrade of -LB products? ==
343 -
344 -
345 -We are sorry for the inadequacy of LA66 for OTA updates in the past.
346 -
347 -* In the past, the download address of LA66 OTA DONGLE V1.0 was (% style="color:blue" %)**0x08000000**(%%), and the address of the bootloader that existed by default when the LA66 was shipped was also (% style="color:blue" %)**0x08000000**(%%).
348 -
349 -Therefore, when you burn OTA_Firmwar v1.0 (LA66 OTA DONGLE v1.0) for the LA66 in order to use the LA66‘s ability to perform OTA upgrades for -LB products, the LA66’s bootloader is overridden.
350 -
351 -So if you need to switch back to the LA66's working firmware, you'll need to refer to this [[link>>https://wiki.dragino.com/xwiki/bin/view/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LA66%20USB%20LoRaWAN%20Adapter%20User%20Manual/#H1.10.2Updatemethod:A0ForLA66withoutbootloader]] for instructions to burn firmware with a bootloader for the LA66.
352 -
353 -[[image:image-20250122113225-5.png||height="336" width="798"]]
354 -
355 -* For the new version of LA66 OTA DONGLE V1.1, we have changed the supported download address to (% style="color:blue" %)**0x0800D000**(%%) the same as other working firmware addresses, so you can simply use OTA_Tool to burn LA66 OTA DONGLE V1.1 and LA66 working firmware for LA66.
356 -
357 357  = 5. OTA Tool Known Bug: =
358 358  
359 359  
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360 360  ~1. If user click "(% style="color:blue" %)**Start**"(%%) but there is issue during update. User may need to close and open the tool again.
361 361  
362 362  
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