CS5530A datasheet(19/259 Pages) AMD

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AMD Geode™ CS5530A Companion Device Data Book

Signal Definitions

Revision 1.1

3.0Signal Definitions

This section defines the signals and describes the external interface of the Geode CS5530A. Figure 3-1 shows the pins

organized by their functional groupings (internal test and electrical pins are not shown).

Figure 3-1. CS5530A Signal Groups

AD[31:0]

C/BE[3:0]#

PAR

HOLD_REQ#

FRAME#

TRDY#

STOP#

LOCK#

DEVSEL#

REQ#

GNT#

SERR#

INTA#-INTD#

IRQ13

INTR

SMI#

IDE_DACK1#

IDE_IORDY0

ROM Interface

PCI Bus

CPU Interface

PSERIAL

SUSP#

SUSPA#

KBROMCS#

IRDY#

PERR#

SUSP_3V

IDE_IOW1#

IDE_IOW0#

IDE_IOR0#

IDE_IOR1#

AMD Geode™

IDE_DATA[15:0]

IDE_ADDR[2:0]

IDE_RST#

IDE_CS0#

IDE_CS1#

IDE_DREQ1

IDE_DACK0#

IDE_DREQ0

IDE_IORDY1

TVCLK

DCLK

PCICLK

ISACLK

Clocks

CLK_32K

CLK14_MHZ

Reset

PCI_RST#

POR#

CPU_RST

USBCLK

D+_PORT1

D–_PORT1

D+_PORT2

D–_PORT2

USB

POWER_EN

OVER_CUR#

SDATA_OUT

SDATA_IN

SYNC

BIT_CLK

PC_BEEP

Audio Interface

CS5530A

PCLK

PIXEL[23:0]

Display: Pixel

ENA_DISP

Port

Note: Pins that change

function when ISA Master

mode is invoked are repre-

sented with the ISA Mas-

ter Mode function signal

name in parenthesis.

IDE Controller

Companion Device

CS5530A Datasheet(PDF) 19 Page - Advanced Micro Devices

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