The circuit of spectrometer used CCD for spectrum data collection, and used USB interface for communication and system's power.

该仪器的电路部分采用了线阵CCD进行光谱数据采集，采用USB接口进行通讯和系统供电。

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CMOS digital image sensor and PIC18F4550 micro-controller with USB bus are applied to this sys - tem instead of the analog CCD camera to realize the digital acquisition and intelligent transmission.

系统运用CMOS数字图像传感器取代模拟CCD摄像机，采用带有usb总线的PIC18 F 4550单片机来控制和传输数据，实现了视觉检测前端数据采集与传输的数字化、智能化。

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Based on USB specification, a new design method for CCD high-speed data acquisition system is proposed.

提出一种CCD用于通用串行总线(usb)高速数据采集系统设计的新方法。

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