Universal data acquisition unit and data acquisition method thereof
A collection device and general-purpose data technology, applied to general-purpose control systems, instruments, computer control, etc., can solve problems such as low intelligence level, increased investment, and inability to use, so as to improve the intelligence level and high-common simulation system ratio, the effect of reducing the number of components
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[0043] The present invention will be further described below in conjunction with accompanying drawing and specific embodiment:
[0044] Such as figure 1 As shown, a general-purpose data acquisition device includes a microprocessor, a power supply module, a counter, an A / D converter and a signal intelligent conditioning board, and the multi-channel discrete signal input interface passes through the photoelectric isolation circuit in the signal intelligent conditioning board and the counter. The input terminals are connected, and the multi-channel continuous signal input interface is connected with the input terminals of the A / D converter through the signal fuzzy conditioning circuit in the signal intelligent conditioning board; the microprocessor is respectively connected with the A / D converter through the data bus It is connected with the output end of the counter, and the power supply module is connected with the microprocessor to provide the working voltage for the microproc...
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