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P
TMS320DM6446
Digital Media System on-Chip
SPRS283–DECEMBER 2005
Table 2-18. EMAC and MDIO Terminal Functions (continued)
SIGNAL
NAME
IPD/
IPU
(2)
TYPE
(1)
DESCRIPTION
NO.
MDIO
This pin is multiplexed between GPIO and Ethernet MAC. In GPIO mode, it is
3.3V GPIO GPIOV33_16.
In Ethernet MAC mode, it is Management Data Clock output MDCLK.
This pin is multiplexed between GPIO and Ethernet MAC. In GPIO mode, it is
3.3V GPIO GPIOV33_15.
In Ethernet MAC mode, it is Management Data IO MDIO.
GPIOV33_16/
MDCLK
B10
I/O/Z
IPD
GPIOV33_15/
MDIO
E10
I/O/Z
IPD
Table 2-19. GPIOV33 Terminal Functions
SIGNAL
NAME
IPD/
IPU
(2)
TYPE
(1)
DESCRIPTION
NO.
GPIOV33
This pin is multiplexed between GPIO and Ethernet MAC. In GPIO mode, it is
3.3V GPIO GPIOV33_16.
In Ethernet MAC mode, it is Management Data Clock output MDCLK.
This pin is multiplexed between GPIO and Ethernet MAC. In GPIO mode, it is
3.3V GPIO GPIOV33_15.
In Ethernet MAC mode, it is Management Data IO MDIO.
This pin is multiplexed between GPIO and Ethernet MAC. In GPIO mode, it is
3.3V GPIO GPIOV33_14.
In Ethernet MAC mode, it is Carrier Sense input CRS.
This pin is multiplexed between GPIO and Ethernet MAC. In GPIO mode, it is
3.3V GPIO GPIOV33_13.
In Ethernet MAC mode, it is Receive Error input RXER.
This pin is multiplexed between GPIO and Ethernet MAC. In GPIO mode, it is
3.3V GPIO GPIOV33_12.
In Ethernet MAC mode, it is Receive Data Valid input RXDV.
This pin is multiplexed between GPIO and Ethernet MAC. In GPIO mode, it is
3.3V GPIO GPIOV33_11.
In Ethernet MAC mode, it is Receive Clock input RXCLK.
This pin is multiplexed between GPIO and Ethernet MAC. In GPIO mode, it is
3.3V GPIO GPIOV33_10.
In Ethernet MAC mode, it is Receive Data 3 input RXD3.
This pin is multiplexed between GPIO and Ethernet MAC. In GPIO mode, it is
3.3V GPIO GPIOV33_9.
In Ethernet MAC mode, it is Receive Data 2 input RXD2.
This pin is multiplexed between GPIO and Ethernet MAC. In GPIO mode, it is
3.3V GPIO GPIOV33_8.
In Ethernet MAC mode, it is Receive data 1 input RXD1.
This pin is multiplexed between GPIO and Ethernet MAC. In GPIO mode, it is
3.3V GPIO GPIOV33_7.
In Ethernet MAC mode, it is Receive Data 0 input RXD0.
This pin is multiplexed between GPIO and Ethernet MAC. In GPIO mode, it is
3.3V GPIO GPIOV33_6.
In Ethernet MAC mode, it is Transmit Data 3 output TXD3.
This pin is multiplexed between GPIO and Ethernet MAC. In GPIO mode, it is
3.3V GPIO GPIOV33_5.
In Ethernet MAC mode, it is Transmit Data 2 output TXD2.
This pin is multiplexed between GPIO and Ethernet MAC. In GPIO mode, it is
3.3V GPIO GPIOV33_4.
In Ethernet MAC mode, it is Transmit Data 1 output TXD1.
This pin is multiplexed between GPIO and Ethernet MAC. In GPIO mode, it is
3.3V GPIO GPIOV33_3.
In Ethernet MAC mode, it is Transmit Data 0 output TXD0.
GPIOV33_16/
MDCLK
B10
I/O/Z
IPD
GPIOV33_15/
MDIO
E10
I/O/Z
IPD
GPIOV33_14/
CRS
C10
I/O/Z
IPD
GPIOV33_13/
RXER
D10
I/O/Z
IPD
GPIOV33_12/
RXDV
D11
I/O/Z
IPD
GPIOV33_11/
RXCLK
A10
I/O/Z
IPD
GPIOV33_10/
RXD3
E11
I/O/Z
IPD
GPIOV33_9/
RXD2
B11
I/O/Z
IPD
GPIOV33_8/
RXD1
C11
I/O/Z
IPD
GPIOV33_7/
RXD0
E12
I/O/Z
IPD
GPIOV33_6/
TXD3
C12
I/O/Z
IPD
GPIOV33_5/
TXD2
A11
I/O/Z
IPD
GPIOV33_4/
TXD1
D12
I/O/Z
IPD
GPIOV33_3/
TXD0
B12
I/O/Z
IPD
(1)
(2)
I = Input, O = Output, Z = High impedance, S = Supply voltage, GND = Ground, A = Analog signal
IPD = Internal pulldown, IPU = Internal pullup. (To pull up a signal to the opposite supply rail, a 1-k
resistor should be used.)
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