Microprocessor During which T-state, contents of OP code from memory are loaded into IR (Instruction Register)? T4 OP code fetch T2 OP code fetch T3 OP code fetch T1 OP code fetch T4 OP code fetch T2 OP code fetch T3 OP code fetch T1 OP code fetch ANSWER DOWNLOAD EXAMIANS APP
Microprocessor Which general register or general register pair is incremented/decremented by 2 during PUSH and POP instructions? Program Counter. H-L. D-E. Stack Pointer. Program Counter. H-L. D-E. Stack Pointer. ANSWER DOWNLOAD EXAMIANS APP
Microprocessor Both the ALU and control section of CPU employ which special purpose storage location? Accumulators Buffers Registers Decoders Accumulators Buffers Registers Decoders ANSWER DOWNLOAD EXAMIANS APP
Microprocessor In an 8085 microprocessor based system, the contents of SP are 2000H. POP H instruction will transfer the contents of memory location 2000H and 1999H to H and L registers respectively 2001H and 2000H to H and L registers respectively 2001H and 2002H to H and L registers respectively 2000H and 1FFFH to H and L registers respectively 2000H and 1999H to H and L registers respectively 2001H and 2000H to H and L registers respectively 2001H and 2002H to H and L registers respectively 2000H and 1FFFH to H and L registers respectively ANSWER DOWNLOAD EXAMIANS APP
Microprocessor _____________is used to read the status of the hardware interrupts (RST 7.5, RST 6.5, RST 5.5) by loading into the A register a byte which defines the condition of the mask bits for the interrupts. SIM RIM EI DI SIM RIM EI DI 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
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