Signal Description
MPC5566 Microcontroller Reference Manual, Rev. 2
2-22 Freescale Semiconductor
 
2.3.2.13 External Data / Ethernet Receive Data / GPIO
DATA[22]_FEC_RXD[0]_GPIO[50]
DATA[22]_FEC_RXD[0]_GPIO[50] is an EBI data signal. The alternate function is the FEC receive data 
[0] function. 
2.3.2.14 External Data / Ethernet Transmit Data / GPIO
DATA[23]_FEC_TXD[3]_GPIO[51]
DATA[23]_FEC_TXD[3]_GPIO[51] is an EBI data signal. The alternate function is FEC transmit data [3] 
function.
2.3.2.15 External Data / Ethernet Collision Detect / GPIO
DATA[24]_FEC_COL_GPIO[52]
DATA[24]_FEC_COL_GPIO[52] is an EBI data signal.The alternate function is an FEC collision detect 
signal function. 
2.3.2.16 External Data / Ethernet Receive Data Valid / GPIO
DATA[25]_FEC_RX_DV_GPIO[53]
DATA[25]_FEC_RX_DV_GPIO[53] is an EBI data signal. The alternate function is an FEC receive data 
valid function. 
2.3.2.17 External Data / Ethernet Transmit Enable / GPIO
DATA[26]_FEC_TX_EN_GPIO[54]
DATA[26]_FEC_TX_EN_GPIO[54] is an EBI data signal. The alternate function is the FEC transmit 
enable. 
2.3.2.18 External Data / Ethernet Transmit Data / GPIO
DATA[27]_FEC_TXD[2]_GPIO[55]
DATA[27]_FEC_TXD[2]_GPIO[55] is an EBI data signal. The alternate function is the FEC transmit data 
[2]. 
2.3.2.19 External Data / Ethernet Transmit Data / GPIO
DATA[28]_FEC_TXD[1]_GPIO[56]
DATA[28]_FEC_TXD[1]_GPIO[56] is an EBI data signal. The alternate function is FEC transmit data [1]. 
2.3.2.20 External Data / Ethernet Receive Data / GPIO
DATA[29]_FEC_RXD[1]_GPIO[57]
DATA[29]_FEC_RXD[1]_GPIO[57] is an EBI data signal.The alternate function is FEC receive data [1].