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| TI血液分析仪解决方案 | |||||
作者：TI 文章来源：本站 点击数： 更新时间：2007-3-19  |
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Portable Blood Gas Analyzer  Design Considerations A portable blood gas analyzer is an instrument used for measuring partial pressures of oxygen, carbon dioxide, carbon monoxide, and nitrogen in blood. The core subsystems include: •Analog Front End Multiple chemical sensor inputs are conditioned, multiplexed, amplified and digitized for processing. •Microcontroller Executes blood gas measuring processes and controls interface with memory and peripheral devices. •LCD Data display •Power Management Converts the input battery power to run various functional blocks. •Analog Feedback Loop Converts and conditions digital output from MCU to analog signal for self calibration at the sensor input stage. |
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