AMD Geode SC1201 User Manual

Page 53

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AMD Geode™ SC1200/SC1201 Processor Data Book

53

Signal Definitions

32579B

TFTDCK

AA1

O

TFT Clock. Clock to external CRT DACs or TFT.

IDE_RST#

A10

GPIO17+ IOCS0#

TFTDE

P2

O

TFT Data Enable. Can be used as blank signal to exter-
nal CRT DACs.

IDE_CS1#

B18

ACK#+VOPCK+

FPCICLK

FP_VDD_ON

AB1

O

TFT Power Control. Used to enable power to the Flat
Panel display, with power sequence timing.

IDE_DATA4

V30

GXCLK+TEST3

TFTD[17:0]

See

Table 3-3

on page

40

O

Digital RGB Data to TFT.
TFTD[5:0] - Connect to 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/VOP inter-

face. See Table 3-5

on page 45 and

Table 3-7 on page

48 for details.

3.4.4

CRT/TFT Interface Signals (Continued)

Signal Name

Ball No.

Type

Description

Mux

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