Microprocessor Using one 8259 IC is equivalent to providing …………. INTR pins on 8085 16 8 18 12 16 8 18 12 ANSWER DOWNLOAD EXAMIANS APP
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? 1, 2 and 3 1, 3 and 4 1, 2 and 4 2, 3 and 4 1, 2 and 3 1, 3 and 4 1, 2 and 4 2, 3 and 4 ANSWER DOWNLOAD EXAMIANS APP
Microprocessor A microprocessor is ALU and control unit on a single chip. register unit and control unit on a single chip. and memory on a single chip. register unit and I/O device on a single chip. and control unit on a single chip. register unit and control unit on a single chip. and memory on a single chip. register unit and I/O device on a single chip. 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 XCHG & DAD B PCHL & DAD D XCHG & DAD H XTHL & DAD H XCHG & DAD B PCHL & DAD D XCHG & DAD H XTHL & DAD H ANSWER DOWNLOAD EXAMIANS APP
Microprocessor Which of the following is not true during the execution of an interrupt service routine, which does not contain any EI instructions the microprocessor cannot be interrupted by any interrupt all interrupts except non-maskable interrupt are disabled the microprocessor can be interrupted by a non-mask able interrupt the microprocessor cannot be interrupted by any mask able interrupt the microprocessor cannot be interrupted by any interrupt all interrupts except non-maskable interrupt are disabled the microprocessor can be interrupted by a non-mask able interrupt the microprocessor cannot be interrupted by any mask able interrupt ANSWER DOWNLOAD EXAMIANS APP
Microprocessor The interrupt facility is provided in microprocessor to stop the microprocessor when desired keep a control on the working of the microprocessor stop the microprocessor when it starts malfunctioning change the sequence of the instructions being executed stop the microprocessor when desired keep a control on the working of the microprocessor stop the microprocessor when it starts malfunctioning change the sequence of the instructions being executed ANSWER DOWNLOAD EXAMIANS APP
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