Electronic measurement method and multifunctional electronic measuring instrument
An electronic measuring instrument and electronic measuring technology, applied in the direction of measuring electrical variables, measuring electricity, and parts of electrical measuring instruments, etc., can solve the problems of inconvenient carrying process, cumbersome and complicated measuring operation process of inspectors, etc., and achieve easy portability, The effect of low cost and guaranteed accuracy
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[0023] see figure 1 , figure 2 and image 3 , the electronic measurement method of the present invention, is provided with the hardware platform that adopts DSP and FPGA development module to form and the software platform that is made up of μ clinux and GUI development module; And system power supply is set to provide power supply for each hardware module, and its method comprises the following steps :
[0024] (1) The analog signal is input from the analog front end, converted into a digital signal after passing through the data sampling module, and then transmitted to the DSP for algorithm processing through the FPGA internal buffer, and finally the result is transmitted to the TFT LCD display for display output; the analog signal After the analog front-end is conditioned and processed to meet the requirements of the A / D converter, the data acquisition module is responsible for converting it into a data signal and transmitting it to the digital system. The data system is...
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