Motorola MVME2300 Series 用户手册
ISA Local Resource Bus
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1-35
1
Base Module Feature Register
The Base Module Feature register is an 8-bit register providing the
configuration information about the MVME2300-series VME processor
module. This read-only register is located at ISA I/O address x0802.
configuration information about the MVME2300-series VME processor
module. This read-only register is located at ISA I/O address x0802.
PCIXP_
PCI Expansion Slot present. If set, there is no PCIX
device installed. If cleared, the PCIX slot contains a PCI
Mezzanine Card.
device installed. If cleared, the PCIX slot contains a PCI
Mezzanine Card.
PMC2P_
PMC Slot 2 present. If set, there is no PCI Mezzanine
Card installed in PMC Slot 2. If cleared, PMC Slot 2
contains a PMC.
Card installed in PMC Slot 2. If cleared, PMC Slot 2
contains a PMC.
PMC1P_
PMC Slot 1 present. If set, there is no PCI Mezzanine
Card installed in PMC Slot 1. If cleared, PMC Slot 1
contains a PMC.
Card installed in PMC Slot 1. If cleared, PMC Slot 1
contains a PMC.
VMEP_
VMEbus present. If set, there is no VMEbus interface. If
cleared, VMEbus interface is supported.
cleared, VMEbus interface is supported.
LANP_
Ethernet present. If set, there is no Ethernet transceiver
interface. If cleared, there is on-board Ethernet support.
interface. If cleared, there is on-board Ethernet support.
REG
Base Module Feature Register - Offset $0802
BIT
SD7
SD6
SD5
SD4
SD3
SD2
SD1
SD0
FIELD
PC
IX
IX
P_
PMC
2
P_
PMC
1
P_
VMEP_
LANP_
OPER
R
R
R
R
R
R
R
R
RESET
X
1
X
X
X
1
X
1