Microprocessor Consider the following registers: 1. Accumulator and flag register 2. B and C register 3. D and E register 4. H and L register Which of these 8-bit registers of 8085 microprocessor can be paired together to make a 16-bit register? 2, 3 and 4 1, 3 and 4 1, 2 and 3 1, 2 and 4 2, 3 and 4 1, 3 and 4 1, 2 and 3 1, 2 and 4 ANSWER DOWNLOAD EXAMIANS APP
Microprocessor Which one of the following instruction may be used to clear the accumulator content irrespective of its initial value? SUB A CLR A ORA A MOV A, 00H SUB A CLR A ORA A MOV A, 00H ANSWER DOWNLOAD EXAMIANS APP
Microprocessor A sequence of two registers that multiplies the content of DE register pair by two and stores the result in HL register pair (in 8085 assembly language) is PCHL & DAD D XCHG & DAD H XTHL & DAD H XCHG & DAD B PCHL & DAD D XCHG & DAD H XTHL & DAD H XCHG & DAD B ANSWER DOWNLOAD EXAMIANS APP
Microprocessor During OPCODE fetch the state of S0 and S1 is 10 01 00 11 10 01 00 11 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 1FFFH to H and L registers respectively 2000H and 1999H to H and L registers respectively 2001H and 2002H to H and L registers respectively 2001H and 2000H 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 2002H to H and L registers respectively 2001H and 2000H to H and L registers respectively ANSWER DOWNLOAD EXAMIANS APP
Microprocessor Which one of the following ICs is used to interface keyboard and display? 8251 8279 8259 8253 8251 8279 8259 8253 ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS