Xilinx 8.2i Life Jacket User Manual


 
398 www.xilinx.com Development System Reference Guide
R
buffer
A buffer is an element used to increase the current or drive of a weak
signal and, consequently, increase the fanout of the signal. A storage
element.
BUFT
A BUFT is a 3-state buffer.
bus
A group of two or more signals that carry closely-associated signals in
an electronic design.
byte
A binary word consisting of eight bits. When used to store a number
value, a byte can represent a number from 0 to 255.
C
CAE
Computer Aided Engineering. The original term for electronic design
automation (EDA). Now, often refers to the sofware tools used to
develop the manufacturing tooling for the production of electronic
system such as for the panelization of circuit boards.
CAE tool
A Computer-Aided Engineering tool (CAE). Usually refers to
programs such as Innoveda, Cadence, or Mentor Graphics that are
used to perform design entry and design verification.
capacitance
Capacitance is the property that measures the storage of electrically
separated charges.
It is also the load on a net.
carry path
The carry path is the computation of the carries in addition or
subtraction from one CLB to another.
cell
A cell is a hierarchical description of an FPGA device.