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วงจรดิจิตอลละลอจิก༛༛༛༛༛༛༛༛༛༛༛༛༛༛༛༛༛༛༛༛༛༛༛༛༛༛༛༛༛༛༛༛༛༛༛༛༛༛༛༛༛฿บงานทีไ༛6༛วงจรขຌารหัส༛วงจรถอดรหัส༛ละตัวสดงผล༛༛༛༛381
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༛༛3.༛༛ดยปกติตัวถอดรหัสบอรຏ༛7447༛จะสดงผลปຓนรหัส༛Numeric༛ตัๅงต༛0-15༛จงออกบบวงจร
ั
ควบคุมตวถอดรหัส฿หຌสดงผล฿หຌฉพาะลข༛0-9༛ทานัๅน༛
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ู
4.༛จงอธิบายการท้างานของวงจรรวมบอรຏ༛7475༛ทีไกีไยวกับการ฿ชຌขาอีนาบิลควบคุมการสงขຌอมลจาด
อินพุตเปเปสูอาตຏพุตของการทดลองทีไ༛6.3༛อยางละอียด༛
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