| Binary and Hexadecimal representation of numbers. Binary arithmetic. Architecture of 8085 microprocessor. Introduction to Assembly level and Machine Code programming. Internal Registers. Software Concepts Addressing Modes, Data transfers. Instruction sets for 8085. Data Processing. Further Programming. Test and Branch. Stack (software and hardware), subroutines, CALL instructions. Encoder/decoder, tristate, interfacing. Memory Systems RAM and ROM type of memories, EPROM and EEPROM, commercial memory chips. Memory and bit maps, address decoding, memory interfacing. Microprocessor timing and instruction design timing diagram and conventions, T-states, M-cycles, I-cycles, Instruction length and execution time. Interrupts: RST Instructions and implementation of interrupts. Multiple interrupts and priorities, RIM and SIM Instructions. A/D and D/A conversions. Successive Approximation A/D converters. Programmable Interface chips: Intel 8155 and 8255 and their different modes of operation. Interfacing A/D converters and printers via Intel 8255. DMA. Serial communication, Standards: RS-232C. Asynchronous serial I/O. Data transmission to TTY and data reception from TTY. Serial I/O using programmable chip, Intel 8251A Programmable Communication Interface |
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Telephone: 4037400
Email: aofoe-exams@uom.ac.mu |
