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CONTROLLED-SENSITIVITY ANALOG-TO-DIGITAL CONVERTER BUILT AROUND MICROCONTROLLER
CONTROLLED-SENSITIVITY ANALOG-TO-DIGITAL CONVERTER BUILT AROUND MICROCONTROLLER
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机译:内置微控制器的可控灵敏度模拟数字转换器
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摘要
FIELD: measurement technology; digital systems for measuring and checking analog quantities.;SUBSTANCE: proposed controlled-sensitivity analog-to-digital converter built around microcontroller has microcontroller 1 with built-in analog comparator 2 and integrating RC-section components: capacitor 3 labeled C and variable resistor 4 labeled R3, resistors 5 and 6 labeled R1 and R2. First leads of resistors 5 and 6 are connected to output of integrating RC section; second lead of resistor 6 is connected to power supply minus; output of integrating RC section is connected to second input of microcontroller 1 analog comparator 2, input of integrating RC section is connected to digital output of microcontroller 1; first input of analog comparator 2 is connected to input voltage supply Uin.;EFFECT: enhanced sensitivity.;2 cl, 3 dwg
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机译:领域:测量技术;用于测量和检查模拟量的数字系统;物质:围绕微控制器构建的拟议的受控灵敏度模数转换器,具有带内置模拟比较器2和集成RC部分组件的微控制器1:标有C的电容器3和可变电阻4标有R3的电阻5和6分别标有R1和R2。电阻5和6的第一根引线连接到积分RC部分的输出;电阻6的第二根引线连接到电源负端。积分RC部分的输出连接到微控制器1的模拟比较器2的第二输入,积分RC部分的输入连接到微控制器1的数字输出。模拟比较器2的第一个输入连接到输入电源U in Sub>。;效果:增强的灵敏度。; 2 cl,3 dwg
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