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How many General-Purpose Registers are present in the Atmega2560?(a) 12(b) 32(c) 64(d) 9I got this question in an internship interview.This intriguing question comes from Microcontroller Specifications in division AtMega Microcontroller Specifications of Arduino

Answer»

The correct OPTION is (b) 32

Explanation: There are 32 General-Purpose Registers in the chip and they are all CONNECTED to the ALU (Arithmetic LOGICAL Unit) DIRECTLY which allow 2 registers to be accessed in ONE instruction in a clock cycle.



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