9
SAM9G45 [Summary]
6438IS–ATARM–12-Feb-13
Ethernet 10/100
ETXCK Transmit Clock or Reference Clock Input
(1)
MII only, REFCK in RMII
ERXCK Receive Clock Input
(1)
MII only
ETXEN Transmit Enable Output
(1)
ETX0-ETX3 Transmit Data Output
(1)
ETX0-ETX1 only in RMII
ETXER Transmit Coding Error Output
(1)
MII only
ERXDV Receive Data Valid Input
(1)
RXDV in MII, CRSDV in RMII
ERX0-ERX3 Receive Data Input
(1)
ERX0-ERX1 only in RMII
ERXER Receive Error Input
(1)
ECRS Carrier Sense and Data Valid Input
(1)
MII only
ECOL Collision Detect Input
(1)
MII only
EMDC Management Data Clock Output
(1)
EMDIO Management Data Input/Output I/O
(1)
Image Sensor Interface
ISI_D0-ISI_D11 Image Sensor Data Input VDDIOP2
ISI_MCK Image sensor Reference clock output VDDIOP2
ISI_HSYNC Image Sensor Horizontal Synchro input VDDIOP2
ISI_VSYNC Image Sensor Vertical Synchro input VDDIOP2
ISI_PCK Image Sensor Data clock input VDDIOP2
LCD Controller - LCDC
LCDD0 -
LCDD23
LCD Data Bus Output VDDIOP1
LCDVSYNC LCD Vertical Synchronization Output VDDIOP1
LCDHSYNC LCD Horizontal Synchronization Output VDDIOP1
LCDDOTCK LCD Dot Clock Output VDDIOP1
LCDDEN LCD Data Enable Output VDDIOP1
LCDCC LCD Contrast Control Output VDDIOP1
LCDPWR LCD panel Power enable control Output VDDIOP1
LCDMOD LCD Modulation signal Output VDDIOP1
Touch Screen Analog-to-Digital Converter
AD0X
P
Analog input channel 0 or
Touch Screen Top channel
Analog VDDANA Multiplexed with AD0
AD1X
M
Analog input channel 1 or
Touch Screen Bottom channel
Analog VDDANA Multiplexed with AD1
AD2Y
P
Analog input channel 2 or
Touch Screen Right channel
Analog VDDANA Multiplexed with AD2
AD3Y
M
Analog input channel 3 or
Touch Screen Left channel
Analog VDDANA Multiplexed with AD3
Table 3-1. Signal Description List (Continued)
Signal Name Function Type
Active
Level
Reference
Voltage Comments