基于颜色传感器的干式化学分析检测设计

Design and analysis of dry chemistry detection based on color sensor

TCS3200D是TAOS公司推出的可编程彩色光到频率的转换器,该传感器具有分辨率高、可编程的颜色选择与输出定标、单电源供电等特点;输出为数字量,可直接与微处理器连接;本文首先介绍了基于颜色传感器的干式化学分析仪的组成和工作原理。然后给出了信号采集电路、LED光源供电电路、试纸托盘检测电路;本文的研究成果可广泛应用在食品安全监测中,为食品安全提供更强大的保障。

TCS3200D is TAOS＇s programmable color light to frequency converter, the sensor has the advantages of high resolution, color selection and output can be turned into calibration, single power supply etc, output digital quantity, can be directly connected with the microprocessor. This paper first introduces the components and working principle of the fast food safety detector based on the color sensor, then gives the signal collection circuit,LED light source power supply circuit, paper tray detection circuit; In this paper, the research results can be widely used in food safety monitoring, provide a more powerful safeguard for food safety.