HC4GX15 Datasheet, PDF (491/668 Pages) Altera Corporation – HardCopy IV Device Handbook

Chapter 2: HardCopy IV GX Dynamic Reconfiguration
2–33
Quartus II MegaWizard Plug-In Manager Interfaces to Support Dynamic Reconfiguration
Table 2–13 shows an example scenario in which the logical channel address of the
PMA-only channels is set based on the value you entered in the What is the starting
channel number? option.
Table 2–13 shows the logical channel addressing of regular transceiver channels in
Case 6.
Table 2–13. Logical Channel Addressing of Regular Transceiver Channels for Case 6
ALTGX Instances
ALTGX MegaWizard Plug-In Manager ALTGX instance 1 configured in Basic
Setting
(PMA Direct) functional mode
What is the number of channels? in
the General screen
8 (PMA-only channels)
What is the starting channel number?
in the Reconfig screen
Set this option to 0
The logical channel addresses of the
first to sixth channels are 0, 4, 8, 12,
16, 20, 24, and 28, respectively.
ALTGX_RECONFIG Instance
ALTGX_RECONFIG instance 1:
Controls ALTGX instance 1.
For more information, refer to
Table 2–17 on page 2–39 for the
ALTGX_RECONFIG instance 1 settings.
1 You must set the next multiple of 4 as the starting channel number for the following
ALTGX instances, if any.
Logical Channel Addressing: Combination of PMA-Only Channels and Regular Transceiver
Channels that are Not in Basic (PMA Direct) Functional Mode
This section describes how to set the What is the starting channel number? option for
multiple ALTGX instances controlled by the same ALTGX_RECONFIG instance,
where one ALTGX instance can have PMA-only channels and the other ALTGX
instance can have regular transceiver channels that are not in Basic (PMA direct)
functional mode.
© June 2009 Altera Corporation
HardCopy IV Device Handbook, Volume 3