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MPC8540 датащи(PDF) 173 Page - Freescale Semiconductor, Inc |
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MPC8540 датащи(HTML) 173 Page - Freescale Semiconductor, Inc |
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173 / 1302 page ![]() Signals Overview MPC8540 PowerQUICC III Integrated Host Processor Reference Manual, Rev. 1 Freescale Semiconductor 3-5 RIO_TD[0:7], RIO_TD[0:7] RapidIO transmit data RapidIO — 16 O 17-5/17-8 RIO_TFRAME, RIO_TFRAME RapidIO transmit frame RapidIO — 2 O 17-5/17-8 RIO_TX_CLK_IN RIO_TX_CLK_IN RapidIO transmit clock in RapidIO — 2 I 17-5/17-8 PCI_AD[63:0] PCI address/data PCI/X — 64 I/O 16-2/16-8 PCI_C/BE[7:0] PCI command/byte enable PCI/X — 8 I/O 16-2/16-8 PCI_PAR PCI parity PCI/X — 1 I/O 16-2/16-8 PCI_PAR64 PCI parity 64 PCI/X — 1 I/O 16-2/16-8 PCI_FRAME PCI frame PCI/X — 1 I/O 16-2/16-8 PCI_TRDY PCI target ready PCI/X — 1 I/O 16-2/16-8 PCI_IRDY PCI initiator ready PCI/X — 1 I/O 16-2/16-8 PCI_STOP PCI stop PCI/X — 1 I/O 16-2/16-8 PCI_DEVSEL PCI device select PCI/X — 1 I/O 16-2/16-8 PCI_IDSEL PCI initial device select PCI/X — 1 I 16-2/16-8 PCI_REQ64 PCI request 64 PCI/X cfg_pci_width 1 I/O 16-2/16-8 PCI_ACK64 PCI acknowledge 64 PCI/X — 1 I/O 16-2/16-8 PCI_PERR PCI parity error PCI/X — 1 I/O 16-2/16-8 PCI_SERR PCI system error PCI/X — 1 I/O 16-2/16-8 PCI_REQ0 PCI request 0 PCI/X — 1 I/O 16-2/16-8 PCI_REQ[4:1] PCI request 4–1 PCI/X — 4 I 16-2/16-8 PCI_GNT0 PCI grant 0 PCI/X — 1 I/O 16-2/16-8 PCI_GNT[4:1] PCI grant 4–1 PCI/X cfg_pci_mode cfg_pci_debug cfg_pci_arbiter cfg_pci_impd 4O 16-2/16-8 EC_GTX_CLK125 Gigabit reference clock Gigabit clock — 1 I 14-3/14-14 EC_MDC Ethernet management data clock Ethernet management cfg_tsec_reduce 1 O 14-3/14-14 EC_MDIO Ethernet management data in/out Ethernet management —1 I/O 14-3/14-14 TSEC1_TXD7 TSEC1 transmit data 7 TSEC1 cfg_tsec1 1 O 14-3/14-14 TSEC1_TXD[6:4] TSEC1 transmit data 6–4 TSEC1 cfg_rom_loc[0:2] 3 O 14-3/14-14 Table 3-1. MPC8540 Signal Reference by Functional Block (continued) Name Description Functional Block Alternate Function(s) No. of Signals I/O Table/ Page |
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