Multifunctional measuring circuit
A measurement circuit and multi-functional technology, applied in measurement devices, measurement of heat, radio wave measurement systems, etc., can solve problems such as increased equipment cost, single measurement function, cumbersome and other problems, and achieve the effect of reducing equipment cost and complexity.
Pending Publication Date: 2018-05-22
PANZHIHUA UNIV
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Problems solved by technology
[0002] At present, many measurement devices only have a single measurement function, or only have some related measurement functions
However, in some construction occasions or production processes, it is necessary to measure various parameters, which requires the use of various equipment, which is not only cumbersome, but also increases the cost of the equipment.
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[0014] Such as figure 1 The multifunctional measuring circuit of the present invention shown has the ultrasonic generation circuit connected with the corresponding I / O end of the single-chip microcomputer U1, the temperature measurement circuit and the display module DSP, and the ultrasonic receiving circuit and the A / O connected with the corresponding input end of the single-chip microcomputer U1. D conversion module U2. An ultrasonic generating module P1 connected through a six-way inverter INV is provided in the ultrasonic generating circuit. A first switch S1 is provided between the single chip microcomputer U1 and the six-way inverter INV. The ultrasonic receiving circuit is provided with an ultrasonic receiving chip J1 for receiving ultrasonic waves sent by the ultrasonic generating module P1, and the output terminal OUT of the ultrasonic receiving chip J1 is connected to the corresponding input terminal of the single-chip microcomputer U1. The distance is measured by ...
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The invention relates to the multifunctional measuring circuit. The multifunctional measuring circuit is provided with a ultrasonic wave generation circuit, a temperature measuring circuit, a displaying circuit, a ultrasonic wave receiving circuit and an A / D converting module which are connected with a single chip microcomputer; a ultrasonic wave generation module connected through six ways of inverters is arranged in the ultrasonic wave generation circuit; a ultrasonic wave receiving chip connected with the input end of the single chip microcomputer is arranged in the ultrasonic wave receiving circuit; and a first diode and a second diode connected in series and a first amplifier, a second amplifier and a second audion which are connected mutually are arranged in the temperature measuringcircuit, and the output end of the second amplifier is connected with the corresponding I / O end of the single chip microcomputer. The multifunctional measuring circuit can conduct different functional measuring respectively, the complexity of measuring equipment is effectively reduced, and the equipment cost is obviously lowered as well.
Description
technical field [0001] The invention relates to a circuit structure, in particular to a multifunctional measuring circuit. Background technique [0002] At present, many measurement devices only have a single measurement function, or only have some related measurement functions. However, in some construction occasions or production processes, it is necessary to measure various parameters, which requires the use of various equipment, which is not only cumbersome, but also increases the cost of the equipment. Contents of the invention [0003] The invention provides a multifunctional measuring circuit, which can measure different functions respectively, so as to reduce the complexity of the measuring equipment and reduce the equipment cost. [0004] The multifunctional measurement circuit of the present invention has an ultrasonic generating circuit, a temperature measuring circuit and a display module connected with the corresponding I / O end of the single-chip microcompute...
Claims
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IPC IPC(8): G01S15/08G01K7/01
CPCG01K7/01G01S15/08
Inventor 邓杰铭谭科华罗云松周贵超
Owner PANZHIHUA UNIV