HC4GX15 Datasheet, PDF (485/668 Pages) Altera Corporation – HardCopy IV Device Handbook

Chapter 2: HardCopy IV GX Dynamic Reconfiguration
2–27
Quartus II MegaWizard Plug-In Manager Interfaces to Support Dynamic Reconfiguration
Figure 2–9 shows the logical channel addresses of all the channels within ALTGX
instance 1 and ALTGX instance 2.
Figure 2–9. Case 2—Block Diagram of the ALTGX Instances and ALTGX_RECONFIG Instance (Note 1)
Case 2
ALTGX Instance 1
Six Channel Instance
The What is the starting channel number? option = 0
Channel 0
(logical_address_channel = 0)
Channel 1
(logical_address_channel = 1)
reconfig_fromgxb [33:0]
Channel 2
(logical_address_channel = 2)
Set the What is the number of
channels controlled by the
(1)
reconfig controller? option = 12
ALTGX_RECONFIG Instance
reconfig_fromgxb [50:0] (2)
Channel 3
(logical_address_channel = 3)
Channel 4
(logical_address_channel = 4)
Channel 0
(logical_address_channel = 5)
ALTGX Instance 2
Three Channel Instance
The What is the starting channel number? option = 8
Channel 0
(logical_address_channel = 8)
reconfig_fromgxb [16:0]
Channel 0
(logical_address_channel = 9)
Channel 0
(logical_address_channel = 10)
reconfig_togxb [3:0]
Notes to Figure 2–9:
(1) For more information, refer to “Regular Transceiver Channels: Case 2” on page 2–25.
(2) reconfig_fromgxb[50:0] = {reconfig_fromgxb[16:0], reconfig_fromgxb[33:0]}.
© June 2009 Altera Corporation
HardCopy IV Device Handbook, Volume 3