Rainbow Electronics AT91CAP9S250A User Manual
Page 9

9
6264A–CAP–21-May-07
AT91CAP9S500A/AT91CAP9S250A
LCD Controller - LCDC
LCDD0 - LCDD23
LCD Data Bus
Input
LCDVSYNC
LCD Vertical Synchronization
Output
LCDHSYNC
LCD Horizontal Synchronization
Output
LCDDOTCK
LCD Dot Clock
Output
LCDDEN
LCD Data Enable
Output
LCDCC
LCD Contrast Control
Output
Ethernet 10/100 E
ETXCK/EREFCK
Transmit Clock or Reference Clock
Input
MII only, REFCK in RMII
ERXCK
Receive Clock
Input
MII only
ETXEN
Transmit Enable
Output
ETX0-ETX3
Transmit Data
Output
ETX0-ETX1 only in RMII
ETXER
Transmit Coding Error
Output
MII only
ERXDV
Receive Data Valid
Input
RXDV in MII, CRSDV in
RMII
ERX0-ERX3
Receive Data
Input
ERX0-ERX1 only in RMII
ERXER
Receive Error
Input
ECRS
Carrier Sense and Data Valid
Input
MII only
ECOL
Collision Detect
Input
MII only
EMDC
Management Data Clock
Output
EMDIO
Management Data Input/Output
I/O
EF100
Force 100Mbit/sec.
Output
High
RMII only
USB High Speed Device
FSDM
USB Full Speed Data -
Analog
FSDP
USB Full Speed Data +
Analog
HSDM
USB High Speed Data -
Analog
HSDP
USB High Speed Data +
Analog
VBG
Bias Voltage Reference
Analog
PLLRCU
USB PLL Test Pad
Analog
OHCI USB Host Port
HDPA
USB Host Port A Data +
Analog
HDMA
USB Host Port A Data -
Analog
HDPB
USB Host Port B Data +
Analog
HDMB
USB Host Port B Data -
Analog
ADC
AD0-AD7
Analog Inputs
Analog
Table 3-1.
Signal Description List (Continued)
Signal Name
Function
Type
Active
Level
Comments