求 老師詳細解釋下 梯形圖和數碼表 是怎么只用Y0 Y1 Y2顯示的
下面是數碼表的圖 SCK SAD1 SAD2 分別接Y0 Y1 Y2
[attachment=132791] [attachment=132792] [attachment=132793]
下面是梯形圖
[attachment=132794] [attachment=132795] [attachment=132796] [attachment=132797] [attachment=132798] [attachment=132799]