Digital Electronics-Number Systems and Codes

Digital Electronics-Number Systems and Codes
101. A decimal fraction can be converted to binary by using the repeated division-by-2 method.
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102. 1510 = 11112 = F16 = 00010101 BCD
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103. The binary number system is fundamental to all digital computers.
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104. Repeated division-by-10 is used to convert decimal numbers to binary numbers.
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105. The largest single BCD digit has a binary value of 15.
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106. A byte has 8 bits.
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107. A binary number can be converted to a decimal number by summing the decimal values of the weights of all the 1s in the binary number.
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108. Binary-coded-decimal numbers use only binary numbers between 0000 and 1001.
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109. A good example of the use of a digital representation of an analog quantity is the audio recording of music.
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110. Each position in a decimal multidigit number will have a weighting factor based on a power of only 10.
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Digital Electronics
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