QUES1.) Write instructions to perform the following operations: (8051) (i) Move the content of Accumulator to register 7(R7). (ii) Move the contents of RAM memory location 55H to Port 1 (iii) Receive content from ROM Memory location 200H into Accumulator. (iv) Clear bit 7 of the Accumulator. [NOTE: ANSWER OF ALL 4 PARTS IS NEEDED.]
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QUES1.) Write instructions to perform the following operations: (8051)
(i) Move the content of Accumulator to register 7(R7).
(ii) Move the contents of RAM memory location 55H to Port 1
(iii) Receive content from ROM Memory location 200H into Accumulator.
(iv) Clear bit 7 of the Accumulator.
[NOTE: ANSWER OF ALL 4 PARTS IS NEEDED.]
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- Given 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.Match each of the various types of ROM with the best description. MROM PROM EPROM EEPROM flash EEPROM A. programmed by burning fuses B. must be removed to be reprogrammed C. single bits can be erased D. the whole chip can be erased without removing it E. only econonical for large batches of chipsAssume that memory location $c100 holds a data byte =$37, [ACCA]= $B8 and [ACCB]=$FE. For each of the following instructions determine the resultant content of ACCA or ACCB. (a) ANDA $C100 (b) ANDA #$05 ORAB #$EE (c) (d) CLR B (e) NEGA (f) DECB (g) ASLA (h) LSRB (i) EORA #$E4 (G) ROR A
- 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 = 0x20007ff01)Write a program in 8051 to copy the contents of registers R0 to R7 into internal RAM addresses 40H to 47H respectively using PUSH instructions. Assume Register Bank 0 is selected. 2 )Designa Programmable timer using 8254 and 8086 to generate a square wave of period 5 millisecond. Interface 8254 at the address 0040H for Counter 0 and write the assembly language program. The 8086 and 8254 runs at 6 megahertz and 3 megahertz respectively.a.Write the addressing modes of the following instructions: (i) MOV A, @R0(ii) MOVX @DPTR, A (iii) MOVC A, @A+DPTR (iv) MOV R0, #45H b) Write instructions to perform the following operations: (i) Move the content of Accumulator to register 7(R7).(ii) Move the contents of RAM memory location 55H to Port 1(iii) Receive content from ROM Memory location 200H into Accumulator.(iv) Clear bit 7 of the Accumulator.c) Why 4-20mA Current loop is widely used Industrial Standard for sensor data transmission and control. What are its advantages over 0-12V Standard? d) Two configurations of GPIB is shown in Fig. A and Fig. B. Explain the working of GPIB in both the configurations and what are the differences between the two. this question is asked in microcontroller and microprocessor
- 4) 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. Study this program, then answer the questions that follow: MOV AL, 64H ADD AL, 27H DAA a) What does the accumulator contain immediately after the ADD instruction is executed? What do the CY and AC flags contain? b) What does the accumulator contain after the DAA instruction is executed? What do the CY and AC flags contain?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.
- Y=f(A,B,C)=(0,4,5)+don't care(2)The numbers from 0-9 and a no characters is the Basic 1 digit seven segment display * .can show False True In a (CA) method of 7 segments, the anodes of all the LED segments are * "connected to the logic "O False True Some times may run out of pins on your Arduino board and need to not extend it * .with shift registers True FalseQ. To interface memory with the microprocessor, connect register the lines of the address bus must be added to address lines of the chip. A. single B. memory C. multiple D. triple