Microprocessor Maximum number of I/O that can be addressed by the INTEL 8085 is 285 512 256 65536 285 512 256 65536 ANSWER DOWNLOAD EXAMIANS APP
Microprocessor In 8085 microprocessor system with memory mapped I/O, which of the following is true? Devices have 8-bit address line There can be maximum of 256 input devices and 256 output devices Devices are accessed using IN and OUT instructions Arithmetic and logic operations can be directly performed with the I/O data Devices have 8-bit address line There can be maximum of 256 input devices and 256 output devices Devices are accessed using IN and OUT instructions Arithmetic and logic operations can be directly performed with the I/O data ANSWER DOWNLOAD EXAMIANS APP
Microprocessor In a microprocessor based system the stack is always in microprocessor RAM ROM EPROM microprocessor RAM ROM EPROM ANSWER DOWNLOAD EXAMIANS APP
Microprocessor Assertion(A): Ready signal of microprocessor is used to detect whether a peripheral is ready for the data transfer or not. Reason(R): In the microprocessor during data transfer operations, the wait states are added by forcing the ready signal low. 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. 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. ANSWER DOWNLOAD EXAMIANS APP
Microprocessor Which one of the following instruction may be used to clear the accumulator content irrespective of its initial value? ORA A MOV A, 00H CLR A SUB A ORA A MOV A, 00H CLR A SUB A ANSWER DOWNLOAD EXAMIANS APP
Microprocessor The content of the A15-A8 (higher order address lines) while executing “IN 8-bit port address” instruction are all bits reset (i.e. 00H) irrelevant all bits set (i.e. FFH) same as the content of A7-A0 all bits reset (i.e. 00H) irrelevant all bits set (i.e. FFH) same as the content of A7-A0 ANSWER DOWNLOAD EXAMIANS APP
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