[問題] 7段顯示器顯示數字
這問題想了一天,就是不甘心去問同學,如果我想要用7段顯示器顯示4個數字
假設是5566這四個重複循環,我真值表應該要怎麼寫(用df去做),我想不出
7段的接腳跟d行正反器的關聯!
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