Microprocessor Identify the communication interfacing device from the following 8255 8257 8251 8155 8255 8257 8251 8155 ANSWER DOWNLOAD EXAMIANS APP
Microprocessor In 8085 which addressing mode is also called inherent addressing? Direct Register Immediate Implicit Direct Register Immediate Implicit ANSWER DOWNLOAD EXAMIANS APP
Microprocessor At the beginning of a fetch cycle, the contents of the program counter are transferred to memory data register. incremented by one. transferred to address bus. transferred to memory address register . transferred to memory data register. incremented by one. transferred to address bus. transferred to memory address register . ANSWER DOWNLOAD EXAMIANS APP
Microprocessor The address bus of any microprocessor is always Bi-directional Either unidirectional or bi-directional Unidirectional None Bi-directional Either unidirectional or bi-directional Unidirectional None ANSWER DOWNLOAD EXAMIANS APP
Microprocessor During OPCODE fetch the state of S0 and S1 is 11 00 01 10 11 00 01 10 ANSWER DOWNLOAD EXAMIANS APP
Microprocessor After RESET 8255 will be in unchanged condition mode 0; all ports are input mode 2 mode 0; all ports are output unchanged condition mode 0; all ports are input mode 2 mode 0; all ports are output ANSWER DOWNLOAD EXAMIANS APP
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