Signal Description
MPC5566 Microcontroller Reference Manual, Rev. 2
2-36 Freescale Semiconductor
 
2.3.9.15 eTPU A Channel / DSPI B / GPIO
ETPUA[13]_PCSB[3]_GPIO[127]
ETPUA[13]_PCSB[3]_GPIO[127] is an input/output channel pin for the eTPU A module. The alternate 
function is a peripheral chip select for the DSPI B module.
2.3.9.16 eTPU A Channel / DSPI B / GPIO
ETPUA[14]_PCSB[4]_GPIO[128]
ETPUA[14]_PCSB[4]_GPIO[128] is an input/output channel pin for the eTPU A module. The alternate 
function is a peripheral chip select for the DSPI B module.
2.3.9.17 eTPU A Channel / DSPI B / GPIO
ETPUA[15]_PCSB[5]_GPIO[129]
ETPUA[15]_PCSB[5]_GPIO[129] is an input/output channel pin for the eTPU A module. The alternate 
function is a peripheral chip select for the DSPI B module.
2.3.9.18 eTPU A Channel / DSPI D / GPIO
ETPUA[16]_PCSD[1]_GPIO[130]
ETPUA[16]_PCSD[1]_GPIO[130] is an input/output channel pin for the eTPU A module. The alternate 
function is a peripheral chip select for the DSPI D module.
2.3.9.19 eTPU A Channel / DSPI D / GPIO
ETPUA[17]_PCSD[2]_GPIO[131]
ETPUA[17]_PCSD[2]_GPIO[131] is an input/output channel pin for the eTPU A module. The alternate 
function is a peripheral chip select for the DSPI D module.
2.3.9.20 eTPU A Channel / DSPI D / GPIO
ETPUA[18]_PCSD[3]_GPIO[132]
ETPUA[18]_PCSD[3]_GPIO[132] is an input/output channel pin for the eTPU A module. The alternate 
function is a peripheral chip select for the DSPI D module.
2.3.9.21 eTPU A Channel / DSPI D / GPIO
ETPUA[19]_PCSD[4]_GPIO[133]
ETPUA[19]_PCSD[4]_GPIO[133] is an input/output channel pin for the eTPU A module. The alternate 
function is a peripheral chip select for the DSPI D module.
2.3.9.22 eTPU A Channel / External Interrupt / GPIO
ETPUA[20]_IRQ
[8]_GPIO[134]
ETPUA[20]_IRQ[8]_GPIO[134] is an input/output channel pin for the eTPU A module. The alternate 
function is an external interrupt request input for the SIU module.