...键词:视觉检测;CMOS数字图像传感器;PIC18F4550单片机;USB总线 [gap=692]Key words:vision testing;CMOS digital image sensor;PIC18F4550 micro-controller;USB bus ...
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After comparing CMOS with CCD for their own structures and performances detailedly, choosing CMOS digital image sensor as the acquisition unit.
特别是在详细对比CMOS与CCD在结构、性能上的各自的优缺点后,选择了CMOS数字图像传感器作为本系统的图像采集单元。
CMOS digital image sensor has the merits as low power, small size and high level of integration, which can meet the demand of distributed visual inspection system.
CMOS数字图像传感器具有功耗低、体积小、集成度高等优点,能够满足分布式视觉检测系统的要求。
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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