Dynamic signal test and analysis system of universal serial bus interface
A universal serial bus, dynamic signal technology, applied in the direction of measuring electricity, measuring devices, measuring electrical variables, etc., can solve the problems of inability to achieve multi-channel high-speed real-time sampling, unable to meet experimental needs, etc., to achieve simple and convenient testing, sampling frequency The effect of no drop and high test accuracy
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[0011] Below in conjunction with accompanying drawing, the present invention will be further described:
[0012] Referring to the accompanying drawings, the universal serial bus interface dynamic signal test and analysis system includes a controllable bridge supply circuit 1, a sensor 2, and a program-controlled signal amplifier 3, and is characterized in that: a controllable bridge supply circuit 1, a sensor 2, and a program-controlled signal amplifier 3, Analog filter 3, 16-bit analog-to-digital converter 8, DSP data processing 10, UART to USB chip 11, USB HUB 12, computer 13 in series, controllable bridge supply circuit 1, program-controlled signal amplifier 3, 16-bit digital-to-analog converter 6. Comparator 7, 16-bit analog-to-digital converter 8, DSP data processing 10, UART to USB chip 11, USB HUB12, computer 13 in parallel with single-chip microcomputer 9, subtractor 5 and 16-bit digital-to-analog converter 6 and comparator 7 in parallel; the computer 13 is provided wi...
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