When the hexadecimal number is reduced to 0, the BCD counter Just gets with the same value to display. At the same time, the appropriate BCD code decimal counter is designed to increment. Under the control of the synchronous clock, the hexadecimal number is decremented by 1 until it is reduced to 0. Human eyes recognition is relatively slow, so the display from hexadecimal to decimal does not need to be too fast. Since the hexadecimal display is not intuitive, decimal display is more widely used in real life. 7.3 Experiment 7.2.1 Introduction to the Principle of Converting Hexadecimal Number to BCD Code Learn to convert hexadecimal numbers to BCD code (hex_to_bcd)Ĭombined with experiment 6, display the results of the operation to the segment display.
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