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CP3003-SA
Functional Description
ID 1052-6929, Rev. 3.0
Page 2 - 25
D R A F T — F O R I N T E R N A L U S E O N L Y
General Purpose Inputs/Outputs
Alternatively, the following GPIO signals are available instead of the COMB signals if pin D4 on
the rear I/O connector J2 (GPIO_CFG0) is set to 0.
VGA Interface
VGA signals are available either on the front VGA connector, J6, or on the rear I/O interface
due to the implemented switch on the CP3003-SA. Switching over from front to rear I/O or vice
versa is effected using the uEFI BIOS or the board-specific Control Register 0 (0x282), bit 7-6
(default: front I/O).
Table 2-19: GPIO Signal Description
PIN on J2
SIGNAL
FUNCTION
DRIVEN BY
SIGNALING VOLTAGE
B10
GPO0
General purpose output 0
CP3003-SA
LVTTL (3.3V)
B17
GPI0
General purpose input 0
Rear I/O module LVTTL (3.3V)
D18
GPI1
General purpose input 1
Rear I/O module LVTTL (3.3V)
C14
GPO1
General purpose output 1
CP3003-SA
LVTTL (3.3V)
B7
GPI2
General purpose input 2
Rear I/O module LVTTL (3.3V)
C11
GPI3
General purpose input 3
Rear I/O module LVTTL (3.3V)
D10
GPO2
General purpose output 2
CP3003-SA
LVTTL (3.3V)
C13
GPI4
General purpose input 4
Rear I/O module LVTTL (3.3V)
Note ...
The pins for the GPIO interface (pins B17, B10, B7, C14, C13, C11, D18, and
D10) tolerate only 3.3 V signaling and their inputs (driven by the rear I/O mod-
ule) have internal pull-up resistors.
Table 2-20: VGA Signal Description
PIN on J2
SIGNAL
FUNCTION
DRIVEN BY
SIGNALING VOLTAGE
C10
VGA_RED
VGA analog red signal
CP3003-SA
Analog
C6
VGA_GREEN
VGA analog green signal
CP3003-SA
Analog
C8
VGA_BLUE
VGA analog blue signal
CP3003-SA
Analog
C9
VGA_HSYNC
VGA horizontal synchroniza-
tion signal
CP3003-SA
LVTTL (3.3 V)
C5
VGA_VSYNC
VGA vertical synchronization
signal
CP3003-SA
LVTTL (3.3 V)
C4
VGA_DDC_CLK
Monitor control clock signal
CP3003-SA
TTL (5 V)
C7
VGA_DDC_DATA Monitor control data signal
Bidirectional
TTL (5 V)
Note ...
On the rear I/O, the CP3003-SA provides 150
Ω
termination resistors for the
red, green and blue VGA signals. Thus, further 150
Ω
termination resistors are
necessary on the rear I/O module to reach the required 75
Ω
termination for
the VGA connection.
Содержание CP3003-SA
Страница 14: ...Preface CP3003 SA Page xiv ID 1052 6929 Rev 3 0 D R A F T F O R I N T E R N A L U S E O N L Y...
Страница 18: ...Preface CP3003 SA Page xvi ID 1052 6929 Rev 3 0 D R A F T F O R I N T E R N A L U S E O N L Y...
Страница 121: ...CP3003 SA CP3003 HDD ID 1052 6929 Rev 3 0 Page A 1 CP3003 HDD Chapter 1 A D R A F T F O R I N T E R N A L U S E O N L Y...
Страница 135: ...CP3003 SA CP3003 XMC ID 1052 6929 Rev 3 0 Page B 1 CP3003 XMC Chapter 1 B D R A F T F O R I N T E R N A L U S E O N L Y...
Страница 167: ...CP3003 SA CP3003 V ID 1052 6929 Rev 3 0 Page F 1 CP3003 V Chapter 1 F D R A F T F O R I N T E R N A L U S E O N L Y...