# Voice Recognition Sensor
## Voice Recognition Sensor Firmware Upgrade
Preparation
1. Software:
1. Download the CH340 driver: [https://www.wch.cn/search.html](https://www.wch.cn/search.html)
1. Windows:

2. Linux:

3. Android:

4. MAC:

b. Firmware Upgrade Platform:[https://update.icrobot.cn](https://update.icrobot.cn/)
1. Hardware:
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| :---: | :---: | :---: | :---: |
| KIDZLink 2.0 Upgrade Tool x1 | USB-C Data Cables x2 | KIDZQbot Xiao Q Robot ×1 | Android Tablet ×1 / iOS Tablet ×1 |
Steps:
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| :---: | :---: |
| ①Confirm **KIDZLink 2.0** Switch: Set to UART / No distinction between forward and reverse sequence. | ②Use data cables to connect your computer, the voice recognition sensor, and KIDZLink 2.0. Once connected,
the voice sensor will say: "I am Xiao Q, happy to serve you," indicating a successful connection. |
|  |  |
| ③Click on **KIDZQbot** and select the firmware to upgrade. Use the dropdown menu to view firmware details. | ④Click "Connect Device," then choose the corresponding **COM port** in the pop-up serial connection window(③) |
|  |  |
| ⑤After connecting successfully, click the "Upgrade" button to start the process. Once the progress bar is complete,
a prompt will indicate the upgrade is finished. | ⑥Connect the voice sensor to the Xiao Q Robot and test using voice commands like "Hello Xiao Q" or "Voice Version." If Xiao Q responds,
"The current module voice version is V*.*," and it matches the upgraded version, the process is complete. |
*③:If no COM port appears or the connection fails, try reinserting the data cable.