Microprocessor A structure that stores a number of bits taken “together as a unit” is a Decoder Register Gate Mux Decoder Register Gate Mux ANSWER DOWNLOAD EXAMIANS APP
Microprocessor The processor status word of 8085 microprocessor has five flags namely: S, OV, AC, P, CY S, Z, OV, P, CY S, Z, AC, P, CY S, Z, AC, P, OV S, OV, AC, P, CY S, Z, OV, P, CY S, Z, AC, P, CY S, Z, AC, P, OV ANSWER DOWNLOAD EXAMIANS APP
Microprocessor When referring to instruction words, a mnemonic is a short abbreviation for the operand address. a short abbreviation for the data word stored at the operand address. shorthand for machine language. a short abbreviation for the operation to be performed. a short abbreviation for the operand address. a short abbreviation for the data word stored at the operand address. shorthand for machine language. a short abbreviation for the operation to be performed. 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 set (i.e. FFH) irrelevant same as the content of A7-A0 all bits reset (i.e. 00H) all bits set (i.e. FFH) irrelevant same as the content of A7-A0 all bits reset (i.e. 00H) 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 2001H and 2000H to H and L registers respectively 2000H and 1FFFH to H and L registers respectively 2001H and 2002H to H and L registers respectively 2000H and 1999H to H and L registers respectively 2001H and 2000H to H and L registers respectively 2000H and 1FFFH to H and L registers respectively 2001H and 2002H to H and L registers respectively 2000H and 1999H to H and L registers respectively ANSWER DOWNLOAD EXAMIANS APP
Microprocessor Each instruction in an assembly language program has the following fields 1. Label field 2. Mnemonic field 3. Operand field 4. Comment field What are the correct sequence of these fields? 1, 2, 3 and 4 1, 3, 2 and 4 2, 1, 4 and 3 2, 4, 1 and 3 1, 2, 3 and 4 1, 3, 2 and 4 2, 1, 4 and 3 2, 4, 1 and 3 ANSWER DOWNLOAD EXAMIANS APP