Microprocessor A microcomputer consists of a microprocessor memory I/O device All of these a microprocessor memory I/O device All of these 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 SUB A MOV A, 00H CLR A ORA A SUB A MOV A, 00H CLR A ANSWER DOWNLOAD EXAMIANS APP
Microprocessor SPHL instruction copies the content of H-L register pair to the _________. B-C D-E PSW Stack Pointer B-C D-E PSW Stack Pointer ANSWER DOWNLOAD EXAMIANS APP
Microprocessor The relation among IC (Instruction Cycle), FC (Fetch cycle) and EC (Execute Cycle) is IC = FC + 2EC IC = FC + EC EC = IC + FC IC = FC - EC IC = FC + 2EC IC = FC + EC EC = IC + FC IC = FC - EC ANSWER DOWNLOAD EXAMIANS APP
Microprocessor Which components are NOT found on chip in a microprocessor but may be found on chip in a microcontroller? EPROM, USART & PORTS EPROM & PORTS SRAM, EPROM & PORTS SRAM & USART EPROM, USART & PORTS EPROM & PORTS SRAM, EPROM & PORTS SRAM & USART ANSWER DOWNLOAD EXAMIANS APP
Microprocessor In 8085 microprocessor system with memory mapped I/O, which of the following is true? Devices are accessed using IN and OUT instructions Devices have 8-bit address line Arithmetic and logic operations can be directly performed with the I/O data There can be maximum of 256 input devices and 256 output devices Devices are accessed using IN and OUT instructions Devices have 8-bit address line Arithmetic and logic operations can be directly performed with the I/O data There can be maximum of 256 input devices and 256 output devices ANSWER DOWNLOAD EXAMIANS APP