MCF548x Reference Manual, Rev. 3
15-4 Freescale Semiconductor
DACK0 PDMA2 TOUT0 DMA acknowledge 0 / Port DMA2 / GP timer output 0
DREQ1 PDMA1 TIN1 IRQ1 DMA request 1 / Port DMA1 / GP timer input 1 / Interrupt 1
DREQ0 PDMA0 TIN0 DMA request 0 / Port DMA0 / GP timer input 0
Fast Ethernet Controller 0
FEC0TXCLK PFEC0H7 Ethernet Controller 0 transmit clock / Port FEC0H7
FEC0TXEN PFEC0H6 Ethernet Controller 0 transmit enable / PFEC0H6
FEC0TXD0 PFEC0H5 Ethernet Controller 0 transmit data 0 / Port FEC0H5
FEC0COL PFEC0H4 Ethernet Controller 0 collision / Port FEC0H4
FEC0RXCLK PFEC0H3 Ethernet Controller 0 receive clock / Port FEC0H3
FEC0RXDV PFEC0H2 Ethernet Controller 0 receive data valid / Port FEC0H2
FEC0RXD0 PFEC0H1 Ethernet Controller 0 receive data 0 / Port FEC0H1
FEC0CRS PFEC0H0 Ethernet Controller 0 carrier receive sense / Port FEC0H0
FEC0TXD[3:1] PFEC0L[7:5] Ethernet Controller 0 transmit data / Port FEC0L[7:5]
FEC0TXER PFEC0L4 Ethernet Controller 0 transmit error / Port FEC0L4
FEC0RXD[3:1] PFEC0L[3:1] Ethernet Controller 0 receive data [3:1] / Port FEC0L[3:1]
FEC0RXER PFEC0L0 Ethernet Controller 0 receive error / Port FEC0L0
FEC0MDIO PFECI2C3 Ethernet Controller 0 management data control / Port
FECI2C3
FEC0MDC PFECI2C2 Ethernet Controller 0 management data clock / Port
FECI2C2
Fast Ethernet Controller 1
FEC1TXCLK PFEC1H7 Ethernet Controller 1 transmit clock / Port FEC1H7
FEC1TXEN PFEC1H6 Ethernet Controller 1 transmit enable / Port FEC1H6
FEC1TXD0 PFEC1H5 Ethernet Controller 1 transmit data 0 / Port FEC1H5
FEC1COL PFEC1H4 Ethernet Controller 1 collision / Port FEC1H4
FEC1RXCLK PFEC1H3 Ethernet Controller 1 receive clock / Port FEC1H3
FEC1RXDV PFEC1H2 Ethernet Controller 1 receive data valid / Port FEC1H2
FEC1RXD0 PFEC1H1 Ethernet Controller 1 receive data 0 / Port FEC1H1
FEC1CRS PFEC1H0 Ethernet Controller 1 carrier receive sense / Port FEC1H0
FEC1TXD[3:1] PFEC1L[7:5] Ethernet Controller 1 transmit data / Port FEC1L[7:5]
FEC1TXER PFEC1L4 Ethernet Controller 1 transmit error / Port FEC1L4
FEC1RXD[3:1] PFEC1L[3:1] Ethernet Controller 1 receive data [3:1] / Port FEC1L[3:1]
FEC1RXER PFEC1L0 Ethernet Controller 1 receive error / Port FEC1L0
FEC1MDIO SDA CANRX0 Ethernet Controller 1 management data control / I2C
serial data / FlexCAN 0 receive data
Table 15-1. MCF548x GPIO Module External Pins (Continued)
Primary
Function
(Pin Name)1GPIO Alternate
Function 1
Alternate
Function 2 Description