MICROPROCESSOR AND MICROCONTROLLER

INTERRUPT PROGRAMMING

ARCHITECTURE OF 8085

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
____ Interrupt represents division by zero situation
A
Type 0
B
Type 1
C
Type 2
D
Type 3
Explanation: 

Detailed explanation-1: –Type 0 interrupts: This interrupt is also known as the divide by zero interrupt. For cases where the quotient becomes particularly large to be placed / adjusted an error might occur.-Type 1 interrupts: This is also known as the single step interrupt.

Detailed explanation-2: -TYPE 2 interrupt represents non-maskable NMI interrupt. TYPE 3 interrupt represents break-point interrupt. TYPE 4 interrupt represents overflow interrupt.

Detailed explanation-3: -Type 0: Divide by Zero Interrupt 8086 supports division (unsigned/signed) instruction. 8086 will automatically do a type 0 interrupt if the result of DIV or IDIV operation is too large to fit in destination register. Push flag register.

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