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RM48L540DPGET 数据表(PDF) 28 Page - Texas Instruments |
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RM48L540DPGET 数据表(HTML) 28 Page - Texas Instruments |
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28 / 174 page  RM48L940, RM48L740, RM48L540 SPNS175C – APRIL 2012 – REVISED JUNE 2015 www.ti.com 4.3.2.10 Ethernet Controller Table 4-29. ZWT Ethernet Controller: MDIO Interface TERMINAL RESET SIGNAL PULL PULL TYPE DESCRIPTION 337 TYPE SIGNAL NAME STATE ZWT MIBSPI3NCS[1]/N2HET1[25]/MDCLK V5 Output Pullup None Serial clock output MIBSPI1NCS[2]/N2HET1[19]/MDIO G3 I/O Pullup Fixed, 20 µA Serial data input/output Table 4-30. ZWT Ethernet Controller: Reduced Media Independent Interface (RMII) TERMINAL RESET SIGNAL PULL PULL TYPE DESCRIPTION 337 TYPE SIGNAL NAME STATE ZWT RMII carrier sense and N2HET1[12]/MII_CRS/RMII_CRS_DV B4 receive data valid RMII synchronous reference N2HET1[28]/MII_RX_CLK/RMII_REFCLK/MII_RX_AVCLK4 K19 clock for receive, transmit and Fixed 12-µA control interface Input Pulldown Pulldown AD1EVT/MII_RX_ER/RMII_RX_ER N19 RMII receive error N2HET1[24]/MIBSPI1NCS[5]/MII_RXD[0]/RMII_RXD[0] P1 RMII receive data N2HET1[26]/MII_RXD[1]/RMII_RXD[1] A14 MIBSPI5SOMI[0]/DMM_DATA[12]/MII_TXD[0]/RMII_TXD[0] J18 RMII transmit data MIBSPI5SIMO[0]/DMM_DATA[8]/MII_TXD[1]/RMII_TXD[1] J19 Output Pullup None MIBSPI5CLK/DMM_DATA[4]/MII_TXEN/RMII_TXEN H19 RMII transmit enable Table 4-31. ZWT Ethernet Controller: Media Independent Interface (MII) TERMINAL RESET SIGNAL PULL PULL TYPE DESCRIPTION 337 TYPE SIGNAL NAME STATE ZWT MIBSPI1NCS[1]/N2HET1[17]/MII_COL F3 Pullup None Collision detect Input Fixed 20-µA Carrier sense and receive N2HET1[12]/MII_CRS/RMII_CRS_DV B4 Pulldown Pulldown data valid N2HET1[28]/MII_RX_CLK/RMII_REFCLK/MII_RX_AVCLK4 K19 I/O Pulldown None MII output receive clock N2HET1[30]/MII_RX_DV B11 Received data valid Input AD1EVT/MII_RX_ER/RMII_RX_ER N19 Receive error Fixed 20-µA N2HET1[28]/MII_RX_CLK/RMII_REFCLK/MII_RX_AVCLK4 K19 I/O Pulldown Receive clock Pulldown N2HET1[24]/MIBSPI1NCS[5]/MII_RXD[0]/RMII_RXD[0] P1 N2HET1[26]/MII_RXD[1]/RMII_RXD[1] A14 Input Receive data MIBSPI1NENA/N2HET1[23]/MII_RXD[2] G19 Fixed 20-µA Pullup Pulldown MIBSPI5NENA/DMM_DATA[7]/MII_RXD[3] H18 N2HET1[10]/MII_TX_CLK/MII_TX_AVCLK4 D19 MII output transmit clock I/O Pulldown None N2HET1[10]/MII_TX_CLK/MII_TX_AVCLK4 D19 Transmit clock MIBSPI5SOMI[0]/DMM_DATA[12]/MII_TXD[0]/RMII_TXD[0] J18 MIBSPI5SIMO[0]/DMM_DATA[8]/MII_TXD[1]/RMII_TXD[1] J19 Pullup None Transmit data MIBSPI1NCS[0]/MIBSPI1SOMI[1]/MII_TXD[2] R2 Output N2HET1[8]/MIBSPI1SIMO[1]/MII_TXD[3] E18 Pulldown None MIBSPI5CLK/DMM_DATA[4]/MII_TXEN/RMII_TXEN H19 Pullup None Transmit enable 28 Terminal Configuration and Functions Copyright © 2012–2015, Texas Instruments Incorporated Submit Documentation Feedback |
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