Attributes
CPLD Schematic Design Guide
A-9
(Reset) and INIT=S specifies a preload value of 1 (Set). This attribute
can be applied to flip-flops or any component containing a register, or
their output nets.
Syntax
INIT=R|S
Schematic
Attach to a flip-flop or any component containing a register, or its
output net.
UCF
The following sets a preload value of 0 on element ABC..
INST ABC INIT=R;
Output Slew Rate -- FAST, SLOW
Applicable Elements
Output and I/O pads.
Description
The FAST attribute can be placed on an output pad or I/O pad to
select the fast slew-rate operation of the CPLD output-pin driver.
The SLOW attribute selects the slew-rate limited control.
Syntax
FAST
or
SLOW
Schematic
Attached to an OPAD or IOPAD instance or the connected pad net.
Summary :
Description The FAST attribute can be placed on an output pad or I/O pad to select the fast slew-rate operation of the CPLD output-pin driver.
Tags :
output,fast,pad,schematic,slow,attribute,register,abc,slewrate,any,cpld,component,containing