Question
Download Solution PDF8051 मध्ये, पिन क्रमांक 30 कशासाठी वापरला जातो?
Answer (Detailed Solution Below)
Detailed Solution
Download Solution PDF8051 मायक्रोकंट्रोलर हे 40-पिन DIP (ड्युअल इन-लाइन पॅकेज) आहे.
- PIN 30 ला ALE (ॲड्रेस लॅच एनेबल) म्हणतात. पत्ता आणि डेटा बसचे डिमल्टीप्लेक्सिंग नियंत्रित करण्यासाठी याचा वापर केला जातो.
- पिन 31 ला एक्सटर्नल ॲक्सेस एनेबल (EAE) पिन म्हणतात आणि बाह्य प्रोग्राम मेमरी प्रवेशासाठी वापरला जातो.
- PIN 29 ला प्रोग्राम स्टोअर एनेबल (PSEN) पिन म्हणतात आणि बाह्य प्रोग्राम मेमरी वाचण्यासाठी वापरला जातो.
- पिन 18 आणि 19 क्वार्ट्ज क्रिस्टल ऑसिलेटरद्वारे व्युत्पन्न केलेल्या क्लॉक पल्स नियंत्रित करण्यासाठी वापरले जातात.
महत्वाचे मुद्दे:
8051 मायक्रोकंट्रोलरचा पिन आकृती.
टीप: पोर्ट 0 ते 3, सर्व द्विदिशात्मक इनपुट/आउटपुट पिन.
Last updated on Jun 11, 2025
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