SC3200 datasheet(67/447 Pages) AMD

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AMD Geode™ SC3200 Processor Data Book

Signal Definitions

Revision 5.1

3.4.4

TFT Interface Signals

Signal Name

Ball No.

Type

Description

Mux

EBGA

TEPBGA

HSYNC

A11

Horizontal Sync

---

VSYNC

B11

Vertical Sync

---

TFTDCK

A22

AA1

TFT Clock.

IDE_RST#

A10

GPIO17+ IOCS0#

TFTDE

C16

TFT Data Enable.

IDE_CS1#

B18

ACK#+FPCICLK

FP_VDD_ON

B23

AB1

TFT Power Control. Used to enable power

to the flat panel display, with power

sequence timing.

IDE_DATA4

AL16

V30

GXCLK+TEST3

TFTD[17:0]

See

Table 3-3

on page

38.

See

Table 3-5

on page

54.

Digital RGB Data to TFT.

TFTD[5:0] - Connect to the BLUE TFT inputs.

TFTD[11:6] - Connect to GREEN TFT inputs.

TFTD[17:12] - Connect to RED TFT inputs.

The TFT interface is

muxed with the IDE

interface or the Par-

allel Port. See Table

3-7 on page 59 and

Table 3-8 on page

60 for details.

3.4.5

ACCESS.bus Interface Signals

Signal Name

Ball No.

Type

Description

Mux

EBGA

TEPBGA

AB1C

AJ13

N31

I/O

ACCESS.bus 1 Serial Clock. This is the

serial clock for the interface.

Note:

If selected as AB1C function but not

used, tie AB1C high.

GPIO20+DOCCS#

AB1D

AL12

N30

I/O

ACCESS.bus 1 Serial Data. This is the bidi-

rectional serial data signal for the interface.

Note:

If AB1D function is selected but not

used, tie AB1D high.

GPIO1+IOCS1#

AB2C

AJ12

N29

I/O

ACCESS.bus 2 Serial Clock. This is the

serial clock for the interface.

Note:

If AB2C function is selected but not

used, tie AB2C high.

GPIO12

AB2D

AL11

M29

I/O

ACCESS.bus 2 Serial Data. This is the bidi-

rectional serial data signal for the interface.

Note:

If AB2D function is selected but not

used, tie AB2D high.

GPIO13

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