Altera cyclone V Technical Reference page 148

Hard processor system
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cv_5v4
2016.10.28
Table 4-1: Configuration Schemes for FPGA Configuration by the HPS
Configura‐
Compres‐
tion Scheme
sion Feature
Disabled
FPP ×16
Disabled
Enabled
Disabled
FPP
Disabled
×32
(12)
Enabled
HPS software sets the clock-to-data ratio field (
the control register (
the start of configuration.
The FPGA manager connects to the configuration logic in the FPGA portion of the device using a mode
similar to how external logic (for example, MAX II or an intelligent host) configures the FPGA in fast
For information about POR delay, refer to the Configuration, Design Security, and Remote System Upgrades
(9)
in Cyclone V Devices.
Other MSEL values are allowed when the FPGA is configured from a non-HPS source. For information, refer
(10)
to the Configuration, Design Security, and Remote System Upgrades in Cyclone V Devices.
(11)
You can select to enable or disable this feature.
When the FPGA is configured through the HPS, then FPPx32 is supported. Otherwise, if the FPGA is
(12)
configured from a non-HPS (external) source, then FPPx32 is not supported. For more information refer to
the Configuration, Design Security, and Remote System Upgrades in Cyclone V Devices.
FPGA Manager
Send Feedback
Design
POR Delay
Security
Feature
Fast
AES
Disabled
Standard
Fast
AES
Enabled
Standard
Fast
Optional
Standard
Fast
AES
Disabled
Standard
Fast
AES
Enabled
Standard
Fast
Optional
(11)
Standard
) to match the
ctrl
MSEL
(9)
(10)
MSEL[4..0]
cfgwdth
00000
0
00100
0
00001
0
00101
0
00010
0
00110
0
01000
1
01100
1
01001
1
01101
1
01010
1
01110
1
) and configuration data width bit (
cdratio
pins. The
field and
cdratio
FPGA Configuration
cdratio
Supports
Partial
Reconfiguration
1
Yes
1
Yes
2
Yes
2
Yes
4
Yes
4
Yes
1
No
1
No
4
No
4
No
8
No
8
No
cfgwdth
bit must be set before
cfgwdth
Altera Corporation
4-5
) in

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