Microprocessor Identify the non-programmable interfacing device from the following 8212. 8255. 8257. 8295. 8212. 8255. 8257. 8295. ANSWER DOWNLOAD EXAMIANS APP
Microprocessor In an intel 8085A, which is the first machine cycle of an instruction? A memory write cycle A memory read cycle An I/O read cycle An op-code fetch cycle A memory write cycle A memory read cycle An I/O read cycle An op-code fetch cycle ANSWER DOWNLOAD EXAMIANS APP
Microprocessor Total number of modes the 8253 can work 8 6 12 4 8 6 12 4 ANSWER DOWNLOAD EXAMIANS APP
Microprocessor SUB A instruction in 8085 reset carry and sign flags sets zero and sign flags reset zero and parity flags sets zero and carry flags reset carry and sign flags sets zero and sign flags reset zero and parity flags sets zero and carry flags ANSWER DOWNLOAD EXAMIANS APP
Microprocessor HLDA signal in 8085 performs the following operation: Hold the data in the accumulator until the microprocessor is turned OFF. Indicates that the CPU has not received the HOLD request. Indicates that another master is requesting the use of the address and data buses. Indicates that the CPU has received the HOLD request and that it will relinquish the bus in the next clock cycle. Hold the data in the accumulator until the microprocessor is turned OFF. Indicates that the CPU has not received the HOLD request. Indicates that another master is requesting the use of the address and data buses. Indicates that the CPU has received the HOLD request and that it will relinquish the bus in the next clock cycle. ANSWER DOWNLOAD EXAMIANS APP
Microprocessor The maximum number of seven segment displays that can be connected to 8279 is 18 12 8 16 18 12 8 16 ANSWER DOWNLOAD EXAMIANS APP
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