Microprocessor Maximum of how many devices can be connected simultaneously to the microprocessor via 8257 in DMA data transfer mode? 10 6 8 4 10 6 8 4 ANSWER DOWNLOAD EXAMIANS APP
Microprocessor Which one of the following interrupt/interrupts is/are only level triggering? RST 5.5 RST 6.5 TRAP both ‘a’ and ‘b’ RST 5.5 RST 6.5 TRAP both ‘a’ and ‘b’ ANSWER DOWNLOAD EXAMIANS APP
Microprocessor In one’s complement 8 bit representation 11111111 represents -0 -1 +0 1 -0 -1 +0 1 ANSWER DOWNLOAD EXAMIANS APP
Microprocessor SPHL instruction copies the content of H-L register pair to the _________. D-E Stack Pointer B-C PSW D-E Stack Pointer B-C PSW ANSWER DOWNLOAD EXAMIANS APP
Microprocessor DMA signal/signals in 8085 is/are READY. All. HOLD. HLDA. READY. All. HOLD. HLDA. ANSWER DOWNLOAD EXAMIANS APP
Microprocessor Assuming LSB is at position 0 and MSB at position 7, which bit positions are not used (Undefined) in flag register of an 8085 microprocessor? 1, 3, 4 1, 2, 5 2, 3, 5 1, 3, 5 1, 3, 4 1, 2, 5 2, 3, 5 1, 3, 5 ANSWER DOWNLOAD EXAMIANS APP
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