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MVME4100 Single Board Computer Programmer’s Reference (6806800H19D)
Programming Details
Programming Details
Table 4-1
MPC8548E POR Configuration Settings
MPC8548E
Signal
Select
Option
Default
POR
Setting
Description
State of Bit vs. Function
PCI1_REQ64_L
Fixed
0
PCI1-32
Configuration
0
PCI1/PCI-X interface is 64-bit
1
PCI1/PCI-X interface is 32-bit
PCI2_GNT3_L
Resistor
0
PCI1_CLK
0
PCI1_CLK is used as the
PCI1 clock
1
SYSCLK is used as the PCI
clock
PCI1_GNT1_L
Resistor
0
PCI1 interface
I/O impedance
0
25 Ohm drivers
1
42 Ohm drivers
PCI1_GNT2_L
Fixed
1
PCI arbiter
configuration
0
Disable on-chip PCI/PCI-X
arbiter
1
Enable on-chip PCI/PCI-X
arbiter
PCI1_GNT3_L
Fixed
1
PCI debug
configuration
0
PCI debug enabled
1
PCI operates in normal mode
PCI1_GNT4_L
PLD
0
PCI/PCI-X
configuration
0
PCI-X mode
1
PCI mode
EC_MDC
Fixed
0
TSEC 1 and 2
width
configuration
0
TSEC 1 and 2 in reduced
mode (RTBI or RGMII)
1
TSEC 1 and 2 in standard
mode (TBI or GMII)
Summary of Contents for MVME4100
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