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Module 1: Fundamentals of Microprocessors

20217m

Enlist the salient features of the 8051 microcontroller.

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Salient Features of 8051

8-bit CPU, 4KB ROM, 128B RAM, 32 I/O lines (4 ports), 2×16-bit timers, 5 interrupts (2 external), full-duplex UART, 64K program+64K data, boolean processor with bit operations, 111 instructions (49 single-byte), 1µs cycle @12MHz, single supply +5V, 40-pin DIP, Harvard, 4 register banks, bit-addressable RAM/SFRs, power save (Idle/Power-down), commercial/industrial temp.

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