In an 8085 microprocessor, the following program is executed. Address location Instruction 4000 H XRA A 4001 H MVI B, 03 H 4003 H MVI A, OA H 4005 H RAR 4006 H DCR B 4007 H JNZ 4005H 400A H HLT
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- Problem #4: Consider the Programmable Array Logic PAL module below '1' A B C D F₁ F2 F3 1. Determine the corresponding product term per row PRODUCT TERMS 000000The microprocessor unit that responsible for instruction queuing is .. O EU O ALU BIU O Segment registers O None of the above4) Design and draw these memory units with their control circuits. Explain operations. a) A single EPROM 2716 is used with an 8088 microprocessor so that this microprocessor will see only X bytes of memory between the address range of DF800 –DFFFF or DD800 - DDFFF instead of 1M byte that it expects. Draw this circuit. What are X bytes? Do not use 74138 decoders. b) Design and show a 16K x 16-bit memory circuit by using 8K x 8-bit RAMS. Explain its operation. Do not use decoder 74138 chip.
- 1. Write the contents of all registers and the conditions codes registers after each execution instructions in Table Q1(a). Instructions SUBS r0, rl, 12 MOV 12,13, ASR #3 ro 11223344 Table Q1 (a) rl F7770025 12 r3 CF119856 CF119856 NZ V C 010 1(a). If I want to store 4-bit data 0110 and at 4th clock I want to extract all the stored bits, which shift register I should explain it with the help of circuit diagram and table. (b). Write comparison between Diode transistor logic and Transistor Transistor logicIn 8085 microprocessor, the DDA instruction is used for (a) direct address accumulator (b) double add accumulator (c) decimal adjust accumulator (d) direct access accumulator
- If R0 = 0x20008000, after run STMDB r0!, {r3, r9, r7, r1, r2} command what is the r7 register memory start address?A. R0= 0x20007ff4B. R0 = 0x20007ffefC. R0 = 0x20007fffD. R0=0x20007fecE. R0 = 0x20007ff0Given a 8-bit number at memory location 2050H. Write 8085 instruction to move the value stored at the following locations: Register B Accumulator 2052H Write a single program and show register and accumulator screenshot and also attach memory view. In sim8085 software.DIsassemble the following MIPS 32-bit hexadecimal instruction written as addr:instr 60005000 : 0c000020
- 8:37 4 A M Vo) Gt LTE1 You Just now i) Analyse and execute the following 8051 Instructions and specify the output and explain the contents of the registers with comments MOV A, #92H SWAP A In the absence of a SWAP instruction, how would you exchange the nibbles? Write an 8051 ALP to show the process ii) Analyse and execute the following 8051 Instructions and specify the output and explain the contents of the registers with comments. CLRC MOV A, #4FH SUBB A#6DH JNC NXT CPL A INC A NXT: MOV RI,A ADD A,RIFor a microprocessor similar to ATmega328p an 8 bit ADC uses a VREF = 3.3 V. When an analog read is executed the return value is 112. What Voltage is present on the input? Enter the value in the box provided in mV. Round to the nearest mV.8085 microprocessor went through its manipulation operation in the ALU, the results was transferred on the data bus and status of the results was stored in the flag register for indications . With your knowledge and understanding illustrate a complete bit configuration of 8085 flag register and show the functions of the represented bits in the register.