Q4. Suppose we receive a bit sequence: 00000 00100 11110 10000, and suppose a repetition code with 5 total bits and 1 data bit is used. ) a. What is the original message bit sequence if only single bit error can be made? b. What is the code rate?
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- Draw a symbol for a solid-state logic element AND.Q3. Perform following arithmetic operations: a. (6767)10 + (3592)10 using BCD b. (C7C)16 - (BOE)16 using 16’s complement Q4. A code 1011011 needs to be sent to the receiver. Using, hamming code find out the code- word and the mechanism to check the corrected data when error occurred at 4th bit. (Assumptions: Right to Left with Odd Parity) 05 (o) Convort the following logie ooto cirouit into o Rooloon ov riting Rooloon1. (2.85567*10^3)10 is stored in register $f0 as a single precision folating point binary number. Show the sequence of bits in $f0. 2. Add two binary floating-point numbers (1.101101*2^3)2and (1.010101*2^2)2. What is the dicimal folating-point number of the result?
- A- Answer (1) or (2) 1. For a digital signal (101100111001100010) use DPSK to transmit and receive this signal including the necessary circuit diagrams? 2. If there are digital bits wanted to be transmitted using all kinds of shift keying. Make a calculation for the basic parameters of all e.g. BW, SNR, Probability of error? Assume all the missing values ?(B) Suppose you have a reg. contains 8-bits 11001001 & we need to replace the four leftmost bits by the value 0110. How you can do it?Suppose RO contains "Ox02145321" and R1 contains "Ox00200020", and the C bit of the APSR is set to 1. What is the value of R2 after the following line executes? (enter this value in decimal) ADD R2, R1, RO
- 4. For the 8-bit word 11010001, calculate the check bits to be stored with it. Suppose when the word is read from memory, the check bits are calculated to be 1101. What is the data word that was read from memory? (showthe procedure)?A- 1. For a digital signal (101100111001100010) use DPSK to transmit and receive this signal including the necessary circuit diagrams? 2. If there are digital bits wanted to be transmitted using all kinds of shift keying. Make a calculation for the basic parameters of all e.g. BW, SNR, Probability of error? Assume all the missing values ?Write a program to add the following five data bytes stored in memory locations starting from XX60H, and display the sum. (The sum does not generate a carry. Use register pair DE as a memory pointer to transfer a byte from memory into a register.) Make a flow chart for the same. Data(H) 1A, 32, 4F, 12, 27
- Determine the total time required to serially transfer the eight bits contained in waveform A of Figure the first to be transferred. The 1 MHz clock is used as reference. and indicate the sequence of bits. The left-most bit is Clock A: Choose the correct answer for the following (n. 1. .. . instructions is not valid. a. MOV DS, 3000H b. РOP СХ c. DAA 2. When the word is to be popped from the top of the stack, the value of stack pointer is... a. incremented by 1 b. incremented by 2 c. decremented by 2 3. A microprocessor has .. . Data Bus a. unidirectional b. bi-directional c. Both 4. A microprocessor requires... power supply. a. +10V b. +7V c. +5V 5. . . instruction is not conditional jump instruction a. JA b. JMP c. JE1. An 8-bit register contains the number 10000110. The serial number 11011011is applied to the input. After 5 shift pulses, what is the number in the shift register? Assume shift right operation 2. A binary number is shifted 5 positions to the left. The number therefore has been 3. A binary number must be divided by 128. How many positions must the number be shifted (and in what direction to achieve this?