Package Documentation

entity VMEReadWritePulseDecoder

A decoder to generate various strobes and Pulses.

Used Packages

ieee.std_logic_1164 all
EXEMPLAR.EXEMPLAR_1164 all
lpm.lpmdeclarations all

Generics

ADDRESS_WIDTH positive := 4
DECODE_ADDRESS integer := 0

Ports

clock in std_logic
sclr in std_logic
address in std_logic_vector(ADDRESS_WIDTH-1 downto 0)
WriteAccess in std_logic := '0'
ReadAccess in std_logic := '0'
WritePulse out std_logic
enableWriteData out std_logic
ReadPulse out std_logic
enableReadData out std_logic

Architectures

VMEReadWritePulseDecoder_arch1

Detailed Description

This entity can be used to

generate a one clock long pulse on a write access
generate a one clock long pulse on a read access
generate an enable signal on a write access (this pulse is as long as the WriteAccess)
generate an enable signal on a read access ( this pulse is as long as the ReadAccess)

Version: $Revision: 1.2 $
Date: $Date: 2000/10/18 12:55:59 $
Author: Christoph Schwick
Generated: schwick@dsy-srv2 on Wed Oct 18 15:23:21 200.