1. Four 1KB EPROMs are used to make a 4KB memory. How many address lines are needed for each EPROM? Design an address decoder circuit.
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1. Four 1KB EPROMs are used to make a 4KB memory. How many address lines are needed for each EPROM? Design an address decoder circuit.
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- Subject name: Microcomputer application principle Question: Four 1KB EPROMs are used to make a 4KB memory. How many address lines are needed for each EPROM? Design an address decoder circuit.What is the starting and ending address of a 256K x 8 memory? How many address lines will be required to interface this memory with 8086? Also, draw the interfacing diagram with 8086Microprocessors; Draw the figure for flag-bits allocation in an 8086 microprocessor. Explain shortly the meanings of letters used for each flag statues in Assembler.
- Write an assembly language program for 8085 microprocessor to add 2 digit BCD numbers stored in memory location C050H and C051H respectively and store the result in memory location C052H.1. Show how to implement 32K× 16 EPROM using two 32K×8 EPROM?2. List the pins related to the interruptsHow many address lines at required for a 16M x 8 ROM chip? A.16M B.23 C.21 D.24 E.13 F.11 G.14 H.8
- (a) How many bits are actually in a 1-Mb memorychip? In a 4-Gb chip? (b) Howmany 128-Kb blocksmust be replicated to form the 256-Mb memory inFig.?1. Design 8086’s memory system consisting of 64K bytes of ROM using32KX8 chip. The memory is to reside over the address range 60000Hthrough 6FFFFH. Select suitable address maps.2. If the memory chip size is 1024 X 4 bits, how many chips are required tomakeup 2K bytes of memory?3. Interface 16 K word of memory to the 8086-microprocessor system.Available memory chips are 8 K X 8 RAM. Draw the memory table.Eight memory chips of 32*4 bit size have their address buses connected together. What is the size of the memory system ?
- 4 use eqation as show in picture design logic circuir ? 4.1 use NAND only 4.2 use NOR onlyDraw the schematic of the designed decoder (using 2-input & 3-input NAND gates, and one inverter):What is the total capacity in hexadecimal representation for any segment base address wtihin the 8086 microprocessor's real address mode RAM?-FEFFh-BHAFh-FFFFh-EEEEh