define central processing unit and its functions

... can be divided into two functional units called the control unit (CU) and the arithmetic-logical unit (ALU). These two units are made up of electronic circuits with millions of switches that ... table. 1 Unit 5 The central processing unit Control Unit Arithmetic-logical Unit Memory of Main storage It is a common practice in computer science for the words “computer” and “processor” ... instructions and data from memory, interprets the program instructions, and controls the flow between main storage and the arithmetic-logical unit. The arithmetic-logical unit, on the other hand,...

Ngày tải lên: 21/12/2013, 20:15

Ngày tải lên: 14/08/2014, 20:22

... Add the command file exp7.cmd, the functions epx7a.c, fft_a.c,andibit_rev.c, and the header file icomplex.h from the software package into the project. 340 FAST FOURIER TRANSFORM AND ITS APPLICATIONS ... int); extern void bit_rev(complex *X, int M); #define N 128 /* FFT size */ #define EXP 7 /* EXP  log2(N)*/ #define pi 3.1415926535897 336 FAST FOURIER TRANSFORM AND ITS APPLICATIONS −1 −1 −1 −1 x(0) x(1) x(2) x(3) x(4) x(5) x(6) x(7) N/2-point DFT N/2-point DFT x 1 ... displaying the spectrum [ ]and re1 []buffer. 5. Profile the DSP run-time clock cycles for 128-point and 1024-point FFTs. Record the memory usage of the fixed-point functions bit_rev( )and fft(). 7.5.2 Experiment...

Ngày tải lên: 28/10/2013, 05:15

Ngày tải lên: 18/02/2014, 01:20

Ngày tải lên: 16/03/2014, 13:20

Ngày tải lên: 05/06/2014, 11:54

Ngày tải lên: 22/06/2014, 02:20

Ngày tải lên: 07/08/2014, 10:21

Ngày tải lên: 10/08/2014, 05:21

... benefits, the company’s image will be raised and its income will increase. And the benefits that it gains come from customers, such as customer loyalty. Page 9 CANON VIETNAM CO. LTD AND ITS ... market, advertising, and social welfare activities. Benefits and costs analysis show that all costs that Canon has to pay is to satisfy customer demands by its products and services. However, ... be defined as, ‘the decision-making process by which formal organizations establish the need for purchased products and services and identify, evaluate and choose among alternative brands and...

Ngày tải lên: 06/09/2012, 11:05

... type 2 diabetes, and cardiovas- cular disease. Diabetes. 2007; 5: 1198-209. 2. Hu XB, Zhang YJ, Zhang HT, et al. Cloning and expression of adiponectin and its globular domain, and measurement ... adiponectin and the C-terminus of GLP-1-A. Compared with native GLP-1, the fusion protein has a modified site and larger molecular size, and may circumvent the rapid inactivation and renal ... by its very short plasma half-life [5, 6, 13]. This is due to its rapid inactivation by dipeptidyl peptidase IV and by renal clearance [5, 6, 13]. Many attempts have been made to increase its...

Ngày tải lên: 25/10/2012, 11:10

... rabbits via ear vein, immunological rejection and graft versus host disease were observed and necrotic and normal femoral heads, bone marrows, lungs, and livers were harvested at 2, 4 and 6 ... blood examination and liver and renal func- tions, no manifestations of acute and chronic toxic reactions and graft versus host disease, no local swelling at injection sites, and no lower limb ... acute and chronic toxic reactions and graft versus host disease were observed during and after MSC transplantation. Meanwhile, the body temperature, routine blood parameters and liver and renal...

Ngày tải lên: 25/10/2012, 11:18

... http://www.medsci.org 198 had fewer side-effects and broader indications com- pared with conventional anti-cancer drugs. However, its anti-tumor activity was moderate, and its half maximal inhibitory concentration ... means ± standard deviations, and samples were subjected to multiple analysis of variance. The Dunnett-t test was performed to compare the mean between each test group and control group, and the ... activity, and prevent hepatic fibrosis (1,2). In recent years, studies have indicated that matrine also inhibits tu- mor cell proliferation (3), and induces cellular diffe- rentiation (4) and apoptosis...

Ngày tải lên: 26/10/2012, 08:57

... trade barriers. Australia has joined WTO and signed free trade agreements with the United States and Thailand in 2005, with Singapore in 2003 and with New Zealand from 1993. It is now in negotiating ... and f π are home and foreign quarterly inflation rates respectively (based on CPI change); and and are exchange rates at time the quarterly change in the nominal exchange rate at time t and ... (1988) and Ardeni and Lubian (1991) reject long-run PPP. However, Diebold, Husted and Rush (1991), Cheung and Lai (1993), Edison (1987), Frenkel (1981), Branson (1981), Desai (1981), and Miller...

Ngày tải lên: 29/10/2012, 16:32

... water is diverted and locally accelerated or drawn off, any associated vortex tube is extended and its rotation is thereby increased. Higher velocities incur lower pressures and, if a free surface ... curvilinear coordinates for prediction of flow pattern in meandering channel with 60 o and 90 o bend, and also with compound meandering channel. In this study, the Cartesian velocity components ... problems as follows: McGuirk and Rodi (1978) studied the side discharge into an open channel and its re-circulating flow field by using a depth-averaged model. Kalkwijk and De Vriend (1980) calculated...

Ngày tải lên: 06/11/2012, 10:35

... environment is defined as a set of specific factors that are shaping the local to the opportunities and motivation for enterprises to invest efficiently and create jobs and expand production. ... the benefits brought by FDI: (1) Employment: While the number of jobs created are suitable for different scales of investment and production process itself and along with new jobs and income ... investors. Enlist and rational use of capital investment and aid, especially ODA from other organizations in the world, to upgrade and improve the system ports, airports, and the belt economic...

Ngày tải lên: 16/03/2013, 10:57

... trade barriers. Australia has joined WTO and signed free trade agreements with the United States and Thailand in 2005, with Singapore in 2003 and with New Zealand from 1993. It is now in negotiating ... and f π are home and foreign quarterly inflation rates respectively (based on CPI change); and and are exchange rates at time the quarterly change in the nominal exchange rate at time t and ... (1988) and Ardeni and Lubian (1991) reject long-run PPP. However, Diebold, Husted and Rush (1991), Cheung and Lai (1993), Edison (1987), Frenkel (1981), Branson (1981), Desai (1981), and Miller...

Ngày tải lên: 26/03/2013, 11:10

... enabling plants and animals to leave the the atmosphere, enabling plants and animals to leave the oceans, and survive and evolve on land. oceans, and survive and evolve on land. ♦ Between 450 ... surface.) Evolution of the Earth Evolution of the Earth and its Atmosphere and its Atmosphere The Earth and its The Earth and its Atmosphere Today Atmosphere Today Planetary Composition Planetary ... million years ago and 350 million years ago, Between 450 million years ago and 350 million years ago, land plants and amphibian animals began to appear, and land plants and amphibian animals...

Ngày tải lên: 04/04/2013, 10:51