
Introduction
MCF548x Reference Manual, Rev. 3
Freescale Semiconductor 2-5
D24 PCIIRDY ———PCI initiator ready I/O 16 Hi-Z
F23 PCIPAR — — — PCI parity I/O 16 Hi-Z
D26 PCIPERR ———PCI parity error I/O 16 Hi-Z
G23 PCIRESET ———PCI reset O 16 Low
F24 PCISERR ———PCI system error I/O 16 Hi-Z
E25 PCISTOP ———PCI stop I/O 16 Hi-Z
C26 PCITRDY — — — PCI target ready I/O 16 Hi-Z
W24 PCIBG4 PPCIBG4 TBST — PCI external grant 4 O:I/O 16 GPI
Y26, W25, V24,
W26
PCIBG[3:0] PPCIBG[3:0] TOUT[3:0] — PCI external grant 3–0 O:I/O 16 GPI
D21 PCIBR4 PPCIBR4 IRQ4 — PCI external
request 4
I:I/O Y
1
8 GPI
B24 PCIBR3 PPCIBR3 TIN3 — PCI external
request 3
I:I/O Y
1
8 GPI
A25, B23, A24 PCIBR[2:0] PPCIBR[2:0] TIN[2:0] — PCI external
request 2–0
I:I/O 8 GPI
External Interrupts Port
D14 IRQ7 PIRQ7 — — External interrupt
request 7
I:I/O — —
B14, A14 IRQ[6:5] PIRQ[6:5] CANRX1 — External interrupt
request 6–5
I:I/O — —
Ethernet MAC 0
AF10 E0MDIO PFECI2C3 — — Management channel
serial data
I/O 8 GPI
AD11 E0MDC PFECI2C2 — — Management channel
clock
O:I/O 8 GPI
AF9 E0TXCLK PFEC0H7 — — MAC transmit clock I:I/O 8 GPI
AE10 E0TXEN PFEC0H6 — — MAC transmit enable O:I/O 8 GPI
AD9 E0TXD0 PFEC0H5 — — MAC transmit data O:I/O 8 GPI
AC9 E0COL PFEC0H4 — — MAC collision I:I/O 8 GPI
AD14 E0RXCLK PFEC0H3 — — MAC receive clock I:I/O 8 GPI
AE14 E0RXDV PFEC0H2 — — MAC receive enable I:I/O 8 GPI
AD13 E0RXD0 PFEC0H1 — — MAC receive data I:I/O 8 GPI
AE19 E0CRS PFEC0H0 — — MAC carrier sense I:I/O 8 GPI
Table 2-1. MCF548x Signal Description (Continued)
PBGA Pin
Pin Functions
Description I/O
Pull-up
Drive
Reset
State
Primary GPIO Secondary Tertiary
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