Altera Double Data Rate I/O - Manual (Page 14)

Related Information
Design Example 2: 8-Bit DDR Divider Using ALTDDIO_BIDIR
Create the LPM_DIVIDE Module
Follow these steps to create the
lpm_divide
module:
1. On the Tools menu, select MegaWizard Plug-In Manager.
2. In the MegaWizard Plug-In manager dialog box, select Create a new custom megafunction variation,
and click Next. The MegaWizard Plug-In Manager page displays.
3. In the MegaWizard Plug-In Manager pages, select or verify the configuration settings shown in this
table. Click Next to advance from one page to the next.
Parameter Editor Page Parameter Value
2a
Which megafunction
would you like to
customize
In the Arithmetic folder, select
LPM_DIVIDE
Which device family will
you be using?
Stratix
Which type of output file
do you want to create?
VHDL
What name do you want
for the output file?
lp_div
Return to this page for
another create operation
Turned off
3
Currently selected device
family
Stratix IV
Match project/default Turned on
How wide should the
‘numerator’ input bus be?
8
How wide should the
‘denominator’ input bus
be?
8
Numerator Representa‐
tion
Select Unsigned
Denominator Represen‐
tation
Select Unsigned
14 Create the LPM_DIVIDE Module
UG-DDRMGAFCTN
2015.01.23
Altera Corporation Double Data Rate I/O (ALTDDIO_IN, ALTDDIO_OUT, and ALTDDIO_BIDIR) IP Cores User Guide
Send Feedback