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TMS320DM6431 датащи(PDF) 37 Page - Texas Instruments |
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TMS320DM6431 датащи(HTML) 37 Page - Texas Instruments |
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37 / 227 page ![]() TMS320DM6431 Digital Media Processor www.ti.com SPRS342C – NOVEMBER 2006 – REVISED JUNE 2008 Table 2-13. EMAC and MDIO Terminal Functions SIGNAL TYPE(1) OTHER(2)(3) DESCRIPTION ZWT ZDU NAME NO. NO. EMAC IPD This pin is multiplexed between Ethernet MAC (EMAC) and GPIO. MTXEN/GP[75] D3 C4 I/O/Z DVDD33 In Ethernet MAC mode, it is Transmit Enable input MTXEN. IPD This pin is multiplexed between Ethernet MAC (EMAC) and GPIO. MTXCLK/GP[73] A4 A4 I/O/Z DVDD33 In Ethernet MAC mode, it is Transmit Clock input MTXCLK. IPD This pin is multiplexed between Ethernet MAC (EMAC) and GPIO. MCOL/GP[67] C6 C6 I/O/Z DVDD33 In Ethernet MAC mode, it is Collision Detect input MCOL. IPD This pin is multiplexed between Ethernet MAC (EMAC) and GPIO. MTXD3/GP[69] C5 A5 I/O/Z DVDD33 In Ethernet MAC mode, it is Transmit Data 3 output MTXD3. IPD This pin is multiplexed between Ethernet MAC (EMAC) and GPIO. MTXD2/GP[70] D5 C5 I/O/Z DVDD33 In Ethernet MAC mode, it is Transmit Data 2 output MTXD2. IPD This pin is multiplexed between Ethernet MAC (EMAC) and GPIO. MTXD1/GP[71] B4 B4 I/O/Z DVDD33 In Ethernet MAC mode, it is Transmit Data 1 output MTXD1. IPD This pin is multiplexed between Ethernet MAC (EMAC) and GPIO. MTXD0/GP[72] D4 B5 I/O/Z DVDD33 In Ethernet MAC mode, it is Transmit Data 0 output MTXD0. IPD This pin is multiplexed between Ethernet MAC (EMAC) and GPIO. MRXCLK/GP[77] A3 A3 I/O/Z DVDD33 In Ethernet MAC mode, it is Receive Clock input MRXCLK. IPD This pin is multiplexed between Ethernet MAC (EMAC) and GPIO. MRXDV/GP[74] C4 D3 I/O/Z DVDD33 In Ethernet MAC mode, it is Receive Data Valid input MRXDV. IPD This pin is multiplexed between Ethernet MAC (EMAC) and GPIO. MRXER/GP[76] B3 B2 I/O/Z DVDD33 In Ethernet MAC mode, it is Receive Error input MRXER. IPD This pin is multiplexed between Ethernet MAC (EMAC) and GPIO. MCRS/GP[68] B5 B6 I/O/Z DVDD33 In Ethernet MAC mode, it is Carrier Sense input MCRS. IPU This pin is multiplexed between Ethernet MAC (EMAC) and GPIO. MRXD3/GP[82] C2 D2 I/O/Z DVDD33 In Ethernet MAC mode, it is Receive Data 3 input MRXD3. IPU This pin is multiplexed between Ethernet MAC (EMAC) and GPIO. MRXD2/GP[80] D2 C3 I/O/Z DVDD33 In Ethernet MAC mode, it is Receive Data 2 input MRXD2. IPU This pin is multiplexed between Ethernet MAC (EMAC) and GPIO. MRXD1/GP[79] B2 B3 I/O/Z DVDD33 In Ethernet MAC mode, it is Receive data 1 input MRXD1. IPU This pin is multiplexed between Ethernet MAC (EMAC) and GPIO. MRXD0/GP[78] C3 C2 I/O/Z DVDD33 In Ethernet MAC mode, it is Receive Data 0 input MRXD0. MDIO This pin is multiplexed between MDIO and GPIO. IPU MDCLK/GP[81] C1 D1 I/O/Z In Ethernet MAC mode, it is Management Data Clock output DVDD33 MDCLK. IPU This pin is multiplexed between MDIO and GPIO. MDIO/GP[83] D1 C1 I/O/Z DVDD33 In Ethernet MAC mode, it is Management Data IO MDIO (I/O/Z). (1) I = Input, O = Output, Z = High impedance, S = Supply voltage, GND = Ground, A = Analog signal (2) IPD = Internal pulldown, IPU = Internal pullup. For more detailed information on pullup/pulldown resistors and situations where external pullup/pulldown resistors are required, see Section 3.9.1, Pullup/Pulldown Resistors. (3) Specifies the operating I/O supply voltage for each signal Submit Documentation Feedback Device Overview 37 |
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