the 8051 microcontroller and embedded systems mazidi 2nd edition
Tài liệu The 8051 Microcontroller and Embedded Systems ppt
Ngày tải lên :
20/01/2014, 03:20
... Young
楊中平
8051 MICROCONTROLLERS
The 8051 Microcontroller and Embedded
Systems: Using Assembly and C
Mazidi, Mazidi and McKinlay
Department of Computer Science and Information Engineering
National ... that the code for the CPU to move a value to
register A is B0H and the code for adding a value to
register A is 04H
The action to be performed by the CPU is to put 21H into
register A, and then ... computing needs of the
task at hand efficiently and cost
effectively
ắ Speed
ắ Packaging
ắ Power consumption
ắ The amount of RAM and ROM on chip
ắ The number of I/O pins and the timer on
chip
ắ...
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synthesis of arithmetic circuits FPGA ASIC and embedded systems
Ngày tải lên :
27/03/2014, 21:16
... 32-bit vectors
(the summary, the key, and the module m). So instead of representing them in the
decimal numeration system, they should be represented in the binary or, equiva-
lently, the hexadecimal ... algorithms executing the arithmetic operations, and thus on
the costs and performances of the circuits that implement those algorithms. Apart
from the cost and performance, another aspect to take ... summarize, the overflow detection is carried out just looking at the sign
digits of the operands and the result. Under Boolean form:
add
ovf ẳẵ(x(n 1) , B=2) and (y(n À 1) , B=2) and (z(n 1)...
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Báo cáo hóa học: " Research Article Meta-Model and UML Profile for Requirements Management of Software and Embedded Systems" pot
Ngày tải lên :
21/06/2014, 05:20
... model). The first phases are to discover
the key abstractions and relationships of the target domain
and to form a meta-model of the problem. The idea is
to identify the concepts that simplify the ... the control and data transfers between
IP blocks in the active mode of the system. In addition, the
requirement is further refined by the functional specification
of the system represented in the ... Together the profile and the
report generator tool form the meta-model prototyping
environment. The report generator plug-in is used to process
the created model developed with the profile and...
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Báo cáo hóa học: " Research Article Design and Performance Evaluation of an Adaptive Resource Management Framework for Distributed Real-Time and Embedded Systems" pptx
Ngày tải lên :
22/06/2014, 00:20
... maintaining the spacecraft within the specified orbit.
The science applications are responsible for collecting science
data, compressing and storing the data, and transmitting the
stored data to the ground ... RACE scales as well as the number of ap-
plications and nodes in the system increases, and therefore
can be applied to a wide range of open DRE systems.
The remainder of the paper is organized ... show the impact on monitor-
ing and actuation delay when the monitors and effectors are
structured hierarchically and the number of nodes in the sys-
tem increases. Although individual monitors and...
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Beginning PHP and MySQL E-Commerce, 2nd Edition doc
Ngày tải lên :
22/03/2014, 21:20
... access the business
tier, and it can never directly access the data tier. The business tier is the brain in the middle
that communicates with the other tiers and processes and coordinates all the ... and
many features have been added, as a result of the advances in the web development scene and
the extensive feedback we’ve received from the readers of the first edition. Now, you’ll find the
book ... supplier and have the supplier ship the goods
straight to the customer.
Information: When you handle the whole order yourself, you can record and collate all
the information involved in the transaction—and...
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The Facts on File Guide to Research, 2nd Edition
Ngày tải lên :
24/03/2014, 21:28
... source—one noted in the docu-
ment and referred to in the bibliography—to determine the authenticity of
the article. Another step is to critically review the material and see if the
evidence presented ... in the reporting of such infor-
mation—that terrorism activities had actually increased and he apologized
to the country for the error.
Another example is the Enron scandal. Prior to the scandal, ... research. Are the facts veri able? Is there a
bibliography? Documentation adds to the authenticity of the material, and
also makes the author’s claim credible.
It’s important, then, to examine...
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Linux Command Line and Shell Scripting Bible 2nd edition potx
Ngày tải lên :
29/03/2014, 19:20
... the Linux system. The core of the shell is the command prompt. The command
prompt is the interactive part of the shell. It allows you to enter text commands, and then it interprets the commands ... font, the bell, and the menu bar.
Title and Command: Allows you to set the title for the session tab (displayed on the tab) and determine if the
session starts with a special command rather ... on the system, and stopping programs running on the system. Besides the
internal commands, the shell also allows you to enter the name of a program at the command prompt. The shell passes the...
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Communication systems engineering(2nd edition)
Ngày tải lên :
08/06/2014, 17:49
... transmit the information over
the channel, the transmitter power, the characteristics of the channel; i.e., the amount of
noise, the nature of the interference, etc., and the method of demodulation and ... construct mathematical models that reflect the most
important characteristics of the transmission medium. Then, the mathematical model
for the channel is used in the design of the channel encoder and ... dt
vanishes because the integrand is the product of an even and odd signal and, therefore,
odd. Hence, the Fourier transform X ( f ) will be real and even. Similarly if x(t) is real
and odd, the real part...
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Radio network planning and optimisation for umts 2nd edition phần 1 pptx
Ngày tải lên :
14/08/2014, 12:21
... severely limited. In the field of network building and expansion the main
advances have been in planning the radio and transmission part of the network and in
optimising the processes and activities ... and the changes in
planning and operation of such networks. The challenges of network planning,
optimisation and operation the operators and the wireless industry are facing on the
way to 3G systems ... provide access to wireless links whether they are shopping at the
mall, waiting at the airport, walking around the town, working at the office or driving
on the highway. The new generation of mobile communications...
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Radio network planning and optimisation for umts 2nd edition phần 2 pptx
Ngày tải lên :
14/08/2014, 12:21
... PO2 and PO3, referring to the TFCI, TPC and Pilot fields of the
DPCCH, respectively. The power offset between the PDSCH and the downlink DPCH
is defined as the offset relative to the power of the ... using the power offset between the PDSCH
and the downl ink DPCH. Figure 2.36 shows the power offset setting on the downlink
DPCH and associated PDSCH. The power offsets between the DPCCH and DPDCH
fields ... to
the UE that there are data to decode on the DSCH the TFCI field of the associated
DPCH is used. The TFCI informs the UE of the instantaneou s bit rate as well as the
channelisation code of the...
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Radio network planning and optimisation for umts 2nd edition phần 3 ppt
Ngày tải lên :
14/08/2014, 12:21
... the thermal noise of the default MS; and numBSs is the
number of BSs in the network.
The E
c
=I
0
achieved is then compared with a user-given threshold and the P-CPICH
coverage is defined as the ... CCPCHebnt is the narrowband E
b
=N
t
; P
CCPCH
is the transmit power and
R
CCPCH
the bit rate of either primary or secondary CCPCH; P
tot;bs
is the total
transmit power and Lp
bs
the link loss of the ... operator. The process starts with the traffic
and QoS definition and continues with network dimensioning and radio network
planning. Furthermore, the plan is analysed and the performance of the plan...
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