RM46L450
RM46L850
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SPNS184 –SEPTEMBER 2012
2.3.1.13 Ethernet Controller
Table 2-13. PGE Ethernet Controller: MDIO Interface
Terminal
Signal
Type
Default
Pull State
Pull Type
Description
Signal Name
144
PGE
MIBSPI3NCS[1]/N2HET1[25]/MDCLK
MIBSPI1NCS[2]/N2HET1[19]/MDIO
37
40
Output Pull Up
I/O Pull Up
-
Serial clock output
Fixed, 20uA
Serial data input/output
Table 2-14. PGE Ethernet Controller: Reduced Media Independent Interface (RMII)
Terminal
Signal
Type
Default
Pull State
Pull Type
Description
Signal Name
144
PGE
N2HET1[12]/MII_CRS/RMII_CRS_DV
124
107
Input Pull Down Fixed, 20uA
RMII carrier sense and
data valid
N2HET1[28]/MII_RXCLK/RMII_REFCLK/MII_RX_AVCLK4
RMII synchronous
reference clock for
receive, transmit and
control interface
AD1EVT/MII_RX_ER/RMII_RX_ER
86
91
RMII receive error
RMII receive data
N2HET1[24]/MIBSPI1NCS[5]/MII_RXD[0]/RMII_RXD[0]
N2HET1[26]/MII_RXD[1]/RMII_RXD[1]
92
MIBSPI5SOMI[0]/MII_TXD[0]/RMII_TXD[0]
MIBSPI5SIMO[0]/MII_TXD[1]/RMII_TXD[1]/MIBSPI5SOMI[2]
MIBSPI5CLK/MII_TXEN/RMII_TXEN
98
Output Pull Up
-
RMII transmit data
99
100
RMII transmit enable
Table 2-15. PGE Ethernet Controller: Media Independent Interface (MII)
Terminal
Signal
Type
Default
Pull State
Pull Type
Description
Signal Name
144
PGE
MIBSPI1NCS[1]/N2HET1[17]/MII_COL/
130
Input Pull Up
-
Collision detect
USB1.SUSPEND/EQEP1S
N2HET1[12]/MII_CRS/RMII_CRS_DV
124
Pull Down Fixed, 20uA
Pull Down
Carrier sense and receive
valid
N2HET1[28]/MII_RXCLK/RMII_REFCLK/MII_RX_AVCLK4
N2HET1[30]/MII_RX_DV/USB1.SPEED/EQEP2S/EQEP2S
AD1EVT/MII_RX_ER/RMII_RX_ER
107
127
86
I/O
-
MII output receive clock
Received data valid
Receive error
Input Pull Down Fixed, 20uA
N2HET1[28]/MII_RX_CLK/RMII_REFCLK/MII_RX_AVCLK4
N2HET1[24]/MIBSPI1NCS[5]/MII_RXD[0]/RMII_RXD[0]
N2HET1[26]/MII_RXD[1]/RMII_RXD[1]
107
91
I/O
Receive clock
Input
Receive data
92
MIBSPI1NENA/N2HET1[23]/MII_RXD[2]/
USB1.VP/ECAP4
96
Pull Up
Fixed, 20uA
-
MIBSPI5NENA/MII_RXD[3]/USB1.VM/ECAP5/ECAP5
97
N2HET1[10]/MII_TX_CLK/USB1.TXEN/
118
I/O
Pull Down
MII output transmit clock
Transmit clock
MII_TX_AVCLK4/nTZ3
N2HET1[10]/MII_TX_CLK/USB1.TXEN
118
/MII_TX_AVCLK4/nTZ3
Copyright © 2012, Texas Instruments Incorporated
Device Package and Terminal Functions
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