problem 1)(a) describe the functions of different signals exchanged between a terminal and a modem.
(b) prepare down the algorithm and assembly program to determine factorial of the integer number N using recursive procedure.
problem 2)(a) Draw and describe the 8086 bus activities during prepare machine cycle.
(b) What do you understand by addressing mode? What are the various addressing modes supported by 8086? Describe each with appropriate ex.
problem 3) Describe the interrupt mechanism, types and priority of 8086 microprocessor.
problem 4) Sketch the internal architecture of 8086 microprocessor and describe its each block in with full description.
problem 5) Sketch the pin schematic of DMA controller and describe the series of actions which a DMA controller will carry out after it receives a request from a peripheral device to transfer data from peripheral device to memory.