The size of internal RAM of 8051 Microcontroller is _______.

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RRB ALP Electronics Mechanic 23 Jan 2019 Official Paper (Shift 3)
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  1. 128 Bytes
  2. 16 Bytes
  3. 64 Bytes
  4. 256 Bytes

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Option 1 : 128 Bytes
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  • 8051 एक 8-बिट माइक्रो नियंत्रक है जिसे 40 पिन्स DIP (ड्यूल इनलाइन पैकेज)के साथ बनाया जाता है।
  • 8051 में आंतरिक RAM (128 बाइट्स) और ROM (4K बाइट्स) की होती है।
  • 8051 समान पते  का लेकिन कोड औऱ डेटा के लिए विभिन्न मेमोरी का उपयोग करता है । 
  • आंतरिक परिपथिकी प्रगति में प्रचालन की प्रकृति के आधार पर सही मेमोरी तक पहुँचती है। 
  • आवश्यकता होने पर यह मेमरी को बाह्य रुप में बढ़ा सकता है।
  •  8051 माइक्रो नियंत्रक का ब्लाॅक आरेख नीचे दिखाया गया हैः

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