In digital communication .explain all the methods/mechanism used for the minimization of bit error rate (BER) .also state that which method /mechanism is perferred and why?
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- What is an MSDS?In digital communication .explain all the methods/mechanism used for the minimization of bit error rate (BER) . Subject is Communication system.In a digital communication,explain all the methods/mechanism used or the minimization of Bit error rate (BER).Also state that which method/mechanism is preferred and why? subject is communication system.
- In a digital communication, explain all the methods/mechanism used for the minimization of Bit Error Rate (BER). Also state that which method/mechanism is preferred and why?S Display will be designed for a thermometer. The display will show that degree for minimum temperature and 99 degrees for maximum temperature. According to this; a) What is the number of bits that will be needed in the binary code to express the temperature? b) What are the binary, octal and hexadecimal equivalents of 95 degrees? () What is the BCD representation of 95 degrees? d) What is the hex equivalent of this temperature when it shows 111 degrees octal? e) If the thermometer showed a temperature between -99 and +99 degrees, how many bits would we need?1. Write the TTL level of the following voltages (low, high, intermediate). 2.5 . 0.3 . 4.6 . 1.1.. 3.2. ........ 2. .are complete circuits constructed on a chip of semiconductor material. What is the 3 common types of integrated circuits? . describes data shifted manually, .. describes data shifted automatically for 8 bit shift register. 3. How serial and parallel data shifted into 8 bit shift register?
- Question 3 a) Convert the following unsigned binary numbers to decimal. i) 101101112 ii) 010011012 iii) 100101102 b) Assume a digital to analog conversion system uses a 10-bit integer to represent an analog temperature over a range of -100C to 1000C. If the actual temperature being read was 36.5oC, what would be the closest possible value that the system could represent? Expiain the term aliasing and discuss how it can be avoided in digital sampling. d) Show the output waveform of an AND gate with the inputs A, B, and C indicated in the figure below. A B CIII. Theory/ Discussion 1) Arduino IDE consists of 2 functions. What are they? a) else () and loop () b) Setup () and build () c) Setup () and loop () d) Setup () and elseif () 2) When forward biased, LED emits light because of Recombination of carriers and Light produced by collisions. 3) ATmega328p microprocessor is used in arduino UNO. (TRUE/FALSE) (TRUE/FALSE) IV. Circuit Diagram (Before Simulation) Draw the circuit and write the program codes by considering input pin as A2 and output and output pin as 9 for green, 10 for yellow LED & 11 for red LED. Also verify the results if (gas >= 100) red LED should glow, if (gas >= 60) yellow LED should glow, otherwise green LED should glow. V. Connection Diagram and Results after simulation hp2. The content of a 16-bit memory location is 0101100110010111. What is the decimal value of the content if it represents (a) BCD code? (b) Excess-3 code? (c) A binary number? (d) Signed bit magnitude
- QUESTION 3 a) One of Medium Scale Integrated (MSI) circuit application is to compare between two input binary quantities and generates outputs to indicate which one has the greater, equal, or lower magnitude. Design the circuit to compare between two 2-bit inputs, you may choose only one output. Justify your design. b) Design an encoder to perform number conversion between two different numbering systems.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.Question 5 a) Briefly explain the Nyquist theorem in the context of digital sampling. b) Using logic gates, design an active low chip select for the memory a 256 K memory device starting at address 38000016 in a 16 Megabyte memory space. c) Convert each of the following 8-bit signed magnitude binary numbers to decimal. i) 10110101(base 2) ii) 01000101(base 2) iii) 11101010(base 2) iv) 01011110(base 2)