MICROPROCESSOR AND MICROCONTROLLER

INTRODUCTION TO MICROPEOCESSOR

MICRO PROCESSOR AND MICRO CONTROLLER

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
Ready pin of microprocessor is used
A
to indicate that microprocessor is ready to receive inputs
B
to indicate that microprocessor is ready to receive outputs
C
to introduce wait state
D
to provide direct memory access
Explanation: 

Detailed explanation-1: -READY − This signal indicates that the device is ready to send or receive data. If READY is low, then the CPU has to wait for READY to go high. HOLD − This signal indicates that another master is requesting the use of the address and data buses.

Detailed explanation-2: -Explanation: READY signal is used to insert WAIT states in a bus cycle, and is useful for interfacing of slow devices with the CPU.

Detailed explanation-3: -To indicate to user that the microprocessor is working and is ready for use.

There is 1 question to complete.