Then after a variable gain amplifier, After A / D conversion and through the microcontroller serial digital data to the ARM within the main control panel for processing.

然后经过一级可变增益放大器，在经过A/D变换，通过单片机串口将数字数据传输到ARM主控制板内进行处理。

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The main control panel control panel and the ways between the external microcontroller using serial communications technology has greatly improved the system's stability and security.

主控制板与外围路数控制板之间采用单片机的串行通信技术，大大提高了系统的稳定性与安全性。

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The reserve control panel. It has fewer buttons, lights and levers, but it is still able to make the main operations.

备用控制面板。它的按钮、显示灯和操作杆都更少，但同样能够进行主要的操作。

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Users could change their main net service provider by going to the Connections section of the Internet Options folder on the Windows Control Panel, said Mr Peacock.

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