Microprocessor Using one 8259 IC is equivalent to providing …………. INTR pins on 8085 18 12 8 16 18 12 8 16 ANSWER DOWNLOAD EXAMIANS APP
Microprocessor The 8085 microprocessor uses a crystal of frequency 6.25 Mhz. The T-state value is 960ns 320ns 1280ns 640ns 960ns 320ns 1280ns 640ns ANSWER DOWNLOAD EXAMIANS APP
Microprocessor PUSH B instruction in 8085 microprocessor causes the contents of register B & C to be copied in the stack the contents of register B only to be copied in the stack registers B & C to be cleared the contents of registers B & C to be transferred in the stack and and the registers get cleared the contents of register B & C to be copied in the stack the contents of register B only to be copied in the stack registers B & C to be cleared the contents of registers B & C to be transferred in the stack and and the registers get cleared ANSWER DOWNLOAD EXAMIANS APP
Microprocessor During which T-state, contents of OP code from memory are loaded into IR (Instruction Register)? T1 OP code fetch T3 OP code fetch T2 OP code fetch T4 OP code fetch T1 OP code fetch T3 OP code fetch T2 OP code fetch T4 OP code fetch ANSWER DOWNLOAD EXAMIANS APP
Microprocessor Assertion(A): Monostablemultivibrators (IC74121) are used in a microprocessor based system for frequency measurement. Reason(R): Microprocessor counts the number of interrupt signals/second or within a specified interval through ISR. Both A & R are true but R is not the correct explanation of A. A is false but R is true. A is true but R is false. Both A & R are true and R is the correct explanation of A. Both A & R are true but R is not the correct explanation of A. A is false but R is true. A is true but R is false. Both A & R are true and R is the correct explanation of A. ANSWER DOWNLOAD EXAMIANS APP
Microprocessor In order to save accumulator value on the stack, which of the following instruction may be used PUSH PSW POP PSW PUSH SP PUSH A PUSH PSW POP PSW PUSH SP PUSH A ANSWER DOWNLOAD EXAMIANS APP