Texas Instruments RM46L852 User Manual

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RM46L852
www.ti.com SPNS185 –SEPTEMBER 2012
2.3.1.13 Ethernet Controller
Table 2-13. PGE Ethernet Controller: MDIO Interface
Terminal Signal Default Pull Type Description
Type Pull State
Signal Name 144
PGE
MIBSPI3NCS[1]/N2HET1[25]/MDCLK 37 Output Pull Up - Serial clock output
MIBSPI1NCS[2]/N2HET1[19]/MDIO 40 I/O Pull Up Fixed, 20uA Serial data input/output
Table 2-14. PGE Ethernet Controller: Reduced Media Independent Interface (RMII)
Terminal Signal Default Pull Type Description
Type Pull State
Signal Name 144
PGE
N2HET1[12]/MII_CRS/RMII_CRS_DV 124 Input Pull Down Fixed, 20uA RMII carrier sense and
data valid
N2HET1[28]/MII_RXCLK/RMII_REFCLK/MII_RX_AVCLK4 107 RMII synchronous
reference clock for
receive, transmit and
control interface
AD1EVT/MII_RX_ER/RMII_RX_ER 86 RMII receive error
N2HET1[24]/MIBSPI1NCS[5]/MII_RXD[0]/RMII_RXD[0] 91 RMII receive data
N2HET1[26]/MII_RXD[1]/RMII_RXD[1] 92
MIBSPI5SOMI[0]/MII_TXD[0]/RMII_TXD[0] 98 Output Pull Up - RMII transmit data
MIBSPI5SIMO[0]/MII_TXD[1]/RMII_TXD[1]/MIBSPI5SOMI[2] 99
MIBSPI5CLK/MII_TXEN/RMII_TXEN 100 RMII transmit enable
Table 2-15. PGE Ethernet Controller: Media Independent Interface (MII)
Terminal Signal Default Pull Type Description
Type Pull State
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 Carrier sense and receive
valid
N2HET1[28]/MII_RXCLK/RMII_REFCLK/MII_RX_AVCLK4 107 I/O Pull Down - MII output receive clock
N2HET1[30]/MII_RX_DV/USB1.SPEED/EQEP2S/EQEP2S 127 Input Pull Down Fixed, 20uA Received data valid
AD1EVT/MII_RX_ER/RMII_RX_ER 86 Receive error
N2HET1[28]/MII_RX_CLK/RMII_REFCLK/MII_RX_AVCLK4 107 I/O Receive clock
N2HET1[24]/MIBSPI1NCS[5]/MII_RXD[0]/RMII_RXD[0] 91 Input Receive data
N2HET1[26]/MII_RXD[1]/RMII_RXD[1] 92
MIBSPI1NENA/N2HET1[23]/MII_RXD[2]/ 96 Pull Up Fixed, 20uA
USB1.VP/ECAP4
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
MII_TX_AVCLK4/nTZ3
N2HET1[10]/MII_TX_CLK/USB1.TXEN 118 Transmit clock
/MII_TX_AVCLK4/nTZ3
Copyright © 2012, Texas Instruments Incorporated Device Package and Terminal Functions 19
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Texas Instruments RM46L852 Specifications

General

Brand	Texas Instruments
Model	RM46L852
Category	Microcontrollers
Language	English