Description: 1, using feng module will press a key player to a high signal output latch module lockb, issued at the same time to latch the signal aim to achieve prompt voice and answer module count of the countdown time, taking into account the post-Miao 100 sent the voice prompts 2, with the results of ch41a Answer module will convert the binary number 3, with sel digital control module chip select signal 4, with ch42a digital control module to the corresponding chip select signal, the display need to send signal 5, Seven-Segment Decoder with dispa decoding module.
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用VHDL语言实现四人智力竞赛抢答器的设计.txt
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