Chapter 2Number Systems and codes (数制和编码) P25Digital system are build from circuit that process binary digits -0s and 1s;Real-life numbers,event,and conditionsbinary digitsBinary number system and bi
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class-exercises1 、F=(A+B+D’) ?(A+B’+D)? (A+B+D’) ?(A’+C+D) ?(A’+C+D’)FD = F’= Review of the last class反演定理:对偶定理:FD(X1 , X2 , … , Xn , + , · , ’ ) = F(X1 , X2 , … ,Xn , · , + , ’ ) Electrical Function
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class-exercises1、1011100010112=8= 162、 ( 156 )10 = ()23、convert 03910 to a number in radixprecision must achieve10%。 ten minutesclass-exercises1、1011100010112= 5613 8= B8B 162、 ( 156 )10 = ( 10011100
Class exerciserealize the logic function F with 3-to-8 decoder andlogic gatesF = ? (X,Y,Z) ( 1, 2, 4, 5 )64 decoder 译码器Review of Last Class641Binary Decoder (二进制译码器)n-to- 2ndecoderThe mostmon
1已知:1810=000100102 求其相反数的补码表示: -1810=( 11101110 )22用最少位数写出-4910的二进制原码补码反码表示1110001100111110011103已知:100111012是某个数的补码表示问其用十进制的表达为 -994分别以符号-数值数制反码补码将-24表示为一个8位数100110
Exercise before class:1、If1810=000100102, Write the 8-bit two’splement representation for the decimal number: -1810=( )22、Write the signed-magnitude, two’splement, and ones’plement repres
平行线的特征 我国发射的第一颗人造地球卫星绕地球一圈需用114分.3表格计算法 ×10 6 4 0 6 4 0 2 0 3× 1 3 × 1 3 × 3 2 请你判断下列竖式是否正确 李叔叔带了3000元钱为单位选购15部同样的机有多少种购买方案分别还剩多少钱
CHAPTER 8Answer Key8-13(P719)The counting direction is controlled by QD: count up when QD=1, count down when QD=0 A load occurs when the counter is in the terminal state, 1111 when counting up, 000
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