modelDLATREGL

Level sensitive register bank with reset active low

Extends from DLATREG (Level sensitive register bank with reset active high).

Information

Description in VHDL is given by http://www.cs.sfu.ca/~ggbaker/reference/std_logic/src/std_logic_entities.vhd

Truth Table

DataIn Enable Reset DataOut
* * U U
* * 0 0
* 0 1 NC
* 1 1 DataIn
* X 1 X or U or NC
* U ~0 U
* ~U X X or U or 0 or NC
*  = do not care
~  = not equal
U  = L.'U'
0  = L.'0' or L.'L'
1  = L.'1' or L.'H'
X  = L.'X' or L.'W' or L.'Z' or L.'-'
NC = no change

Parameters

TypeNameDefaultDescription
SI.TimetHL (from DLATREG)0High->Low delay
SI.TimetLH (from DLATREG)0Low->High delay
D.Interfaces.Strengthstrength (from DLATREG)S.'S_X01'Output strength
Integern (from DLATREG)1Data width

Connectors

TypeNameDefaultDescription
D.Interfaces.DigitalInputreset (from DLATREG)
D.Interfaces.DigitalInputenable (from DLATREG)
D.Interfaces.DigitalInput[n]dataIn (from DLATREG)
D.Interfaces.DigitalOutput[n]dataOut (from DLATREG)

Components

TypeNameDefaultDescription
D.Delay.InertialDelaySensitiveVectordelay (from DLATREG)
D.Registers.DLATRdLATR (from DLATREG)

Revisions

  • September 11, 2009 created by Ulrich Donath