... the prescalar and starting the clock are tasks of the software developer. Knowing the
processor clock frequency, and choosing correct prescalar values, you can achieve accurate timer
clock periods.
The ...
instructions to the COPCR register. Interestingly, the COP watchdog is dependent upon the system
clock; a clock monitor circuit resets the MCU if the clock stops, and thereby renders the COP
watchdog ... to C necessary for targeting an
embedded environment, and the common components of a successful development project.
C is the language of choice for programming larger microcontrollers (MCU),...
... ensures that application source code can be recompiled for different microcontroller targets.
Page 11
(c) Wait for keystroke
(1) If key is pressed, wait for debounce period and check again.
(d) ... 3.2 shows the COP8 vector table, as required for the COP8SAA7 device. The rank is as
enforced by the VIS instruction.
Table 3.2 COP8 vectored interrupts
Rank Source Description Vector Address ... recorded
in main (or data) memory: the Microchip PIC and Scenix SX architectures use a stack space outside
of user RAM.
It is important to check the depth of return information stored by function...
... Design forEmbedded Systems
1.1.1 Distributed Embedded Platforms
Embedded systems are special-purpose computer systems that are inte-
grated into products such as cars, telecommunication devices, consumer
electronics, ... California
Laura Barrachina-Saralegui
Institut de Microelectrònica de
Barcelona
Centre Nacional de Microelectrònica
Barcelona, Spain
Olivier Benny
STMicroelectronics, Inc.
Ottawa, Ontario, Canada
AlbertBenveniste
Institut ... the direct application of the proposed
approach for optical link synthesis and technology performance characteri-
zation by analyzing optical link performance for two sets of photonic com-
ponent...
... instruction and data
caches as well as the interface controller. Instructions for execution flow through the interface and
into the instruction cache for execution.
The interface controller maintains ... 32-bit architecture. The
exception is the connection between the Stack cache and the arithmetic units that is 96 bits. This
allows for long operands to pass from the cache to the arithmetic units ... of eEmbedded Kaffe systems
The target architecture for such systems consists of a microprocessor running a Kaffe virtual
machine, and a hardware processor consisting of a core from the ARM family....
... MR, the lexical choice process (number
2 in figure 1) constructs a set of all potential output
candidates. Section 2.5 describes the lexical choice
process in detail. Lexical search (number ... semi-automatically
labeled with frames and semantic roles. For each
frame, all the occurrences in the corpus are ordered
according to their frequency for each separate va-
lence pattern. This ...
syntactically correct sentences convey the meaning
in a concise yet clear manner.
Secondly we can define the portability
requirement to include both domain and language
independence. Domain-independence...
... effect can
be achieved when cos φ approaches 1. Thus the total noise
can be partially cancelled due to the noise correlation in the
EGC estimator when cos φ is approaching 1.
For Q-branch, we can form ... sensitivity to carrier
frequency offset (CFO) [1]. CFO refers to the frequency
difference between the local oscillators in the transmitter
and receiver. CFO causes intercarrier interference (ICI) and
could ... Ying Chen, ying.chen@unisa.edu.au
Received 1 November 2008; Revised 20 February 2009; Accepted 27 April 2009
Recommended by Marc Moonen
CFO and I/Q mismatch could cause significant performance degradation...
... DIME,
uses a cyclic sinc-function matrix that is uniquely deter-
mined by N
c
transmitted subcarriers and is composed of a
deterministic and known vector. The computational com-
plexity required for time-domain ... proposed scheme uses a cyclic sinc-function matrix
uniquely determined by N
c
transmitted subcarriers. Since
this sinc-function (“time response of a subcarrier” in a broad
sense) is a deterministic and ... time-response matrix S formed by the
cyclic sinc-function is that significant energy is concentrated
in the diagonal elements. Since the correlation between
˘
g and
˘
g
ZF
is high, we can form the degenerated...
... (dB)
Exhaustive search ASF
Full system (exact capacity)
Antenna selection (exact capacity)
Theoretical capacity bound of ASF (34)
Theoretical capacity bound of full system (34)
Simpler theoretical capacity ... am-
plifiers. Capacity bounds for RHC-ASF could be derived in
a similar manner by considering M
T
parallel SIMO systems
each performing HS/EGC. Since HS/MRC delivers the best
performance amongst ... Kim, “Quantized principal com-
ponent selection precoding for limited feedback spatial multi-
plexing,” in Proceedings of the IEEE International Conference on
Communications (ICC ’06), pp. 4149–4154,...
... processing
applications.
In “Multiple-clock cycle architecture for the VLSI design of
a system for ti me-freque ncy analysis,” Veselin N. Ivanovi
´
cet
al. present a streamlined architecture for time-frequency sig-
nal ... thorough
comparison is given against a single-cycle implementation
architecture.
In “3D-SoftChip: a novel architecture for next-generation
adaptive computing systems, ” C. Kim et al. present an archi-
tecture ... Institute for
Advanced Computer Studies (UMIACS) at the University of Mary-
land, College Park. He is also an Affiliate Associate Professor in
the Department of Computer Science. He is coauthor or coeditor
of...