SC2200 datasheet(19/433 Pages) NSC

19 / 433 page

Revision 3.0

www.national.com

Signal Definitions (Continued)

Figure 2-1.

Signal Groups (Continued)

Serial Ports

SIN1

SOUT1+CLKSEL1

GPIO7+RTS2#+IDE_DACK1#+SDTEST0

GPIO8+CTS2#+IDE_DREQ1+SDTEST4

GPIO6+DTR2#/BOUT2+IDE_IOR1#+SDTEST5

AC97 Audio

BIT_CLK

SDATA_OUT+TFT_PRSNT

SDATA_IN

SDATA_IN2

SYNC+CLKSEL3

AC97_CLK

AC97_RST#

GPIO16+PC_BEEP

Power

CLK32

GPWIO[2:0]

LED#

ONCTL#

PWRBTN#

PWRCNT[1:2]

THRM#

TCK

TDI

TDO

TMS

TRST#

JTAG

PLL6B+TEST1

PLL2B+TEST0

GXCLK+FP_VDD_ON+TEST3

PLL5B+TEST2

GTEST

Test and

TDP, TDN

GPIO11+RI2#+IRQ15

GPIO18+DTR1#/BOUT1

GPIO9+DCD2#+IDE_IOW1#+SDTEST2

GPIO10+DSR2#+IDE_IORDY1+SDTEST1

IR Port

IRRX1+SIN3

IRTX+SOUT3

PCICLK

INTA#, INTB#

FRAME#

LOCK#

PERR#

SERR#

REQ[1:0]#

GNT0#+DID0

POWER_EN

OVER_CUR#

DPOS_PORT1

DNEG_PORT1

DPOS_PORT2

DNEG_PORT2

DPOS_PORT3

DNEG_PORT3

USB

A[23:0]/AD[23:0]

D[11:8]/C/BE[3:0]#

BHE#/DEVSEL#

GPIO1+IOCS1+TFTD12

ROMCS#/BOOT16

GPIO20+DOCCS#+TFTD0

RD#+CLKSEL0

WR#

Sub-ISA/PCI Bus

GPIO14+DOCR#+IOR#

GPIO15+DOCW#+IOW#

SOUT2+CLKSEL2

D[7:0]/AD[31:24]

D12/PAR

D13/TRDY#

D14/IRDY#

D15/STOP#

SIN2+SDTEST3

GPIO0+TRDE#

GPIO19+INTC#+IOCHRDY

GPIO17+TFTDCK+IOCS0#

GPIO32+LAD0

GPIO33+LAD1

GPIO34+LAD2

GPIO35+LAD3

GPIO36+LDRQ#

GPIO37+LFRAME#

GPIO38+IRRX2+LPCPD

GPIO39+SERIRQ

GPIO/LPC Bus

PCICLK0+FPCI_MON

PCICLK1+LPC_ROM

GNT1#+DID1

Interface

(UARTs)/IDE

Interface

Management

Interface

Measurement

Interface

Geode™

SC2200

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