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Motorola CPCI-6115 User Manual

Page 80

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CPCI-6115 CompactPCI Single Board Computer Installation and Use (6806800A68D)

Functional Description

MV64360 System Controller

78

AD[18]

Resistor

1

DRAM Clock

Select

0

DRAM is running at a higher
frequency than the core clock

1

DRAM is running at a same
frequency as the core clock

AD[19]

Resistor

0

DRAM
Address/Control
Delay

0

DRAM address and control
signals toggle on falling edge
of DRAM clock

1

DRAM address and control
signals toggle on rising edge
of DRAM clock

AD[21:20]

Resistors

11

DRAM control

path pipeline

select

00

Reserved

01

Reserved

10

Two pipe stages

11

Three pipe stages

AD[24:22]

Resistors

000

DRAM read path
control

000

100

DRAM running in sync mode

001

111

DRAM running in async mode

AD[25]

Fixed

0

Gigabit port2

Enable

0

Disable

1

Enable

AD[28:26]

Resistors

000

PCI_1 DLL

control

000

DLL disable

001

Conventional PCI mode at
66MHz

101

PCI-X mode at 133 MHz

110

PCI-X mode at 66 MHz

AD[31:29]

PLD

101

PCI_0 DLL

control

000

DLL disable

001

Conventional PCI mode at
66MHz

101

PCI-X mode at 133 MHz

110

PCI-X mode at 66 MHz

TxD0[0]

Resistor

0

Gigabit port0
GMII/PCS Select

0

MII/GMII

1

PCS

TxD1[0]

Resistor

0

Gigabit port1
GMII/PCS Select

0

MII/GMII

1

PCS

TxD2[0]

Resistor

0

Gigabit port2
GMII/PCS Select

0

MII/GMII

1

PCS

Table 4-3 MV64360 Power-Up Configuration Settings (continued)

Device AD
Bus Signal

Select

Option

Default

Power-Up

Setting

Description

State of Bit vs. Function