Motorola PowerQUICC II MPC8280 Series Reference Manual page 1408

Ports Tables
Table 41-6. Port B Dedicated Pin Assignment (PPARB = 1) (continued)
Pin
PDIRB = 1 (Output)
1
PB10 FCC2: TxD[1]
UTOPIA 8
1
PB9 FCC2: TxD[2]
UTOPIA 8
1
PB8 FCC2: TxD[3]
UTOPIA 8
PB7 FCC3: TXD[0]
MII/HDLC nibble
FCC3: TXD[0]
RMII dibit
FCC3: TXD
HDLC/transp. serial
PB6 FCC3: TXD[1]
MII/HDLC nibble
FCC3: TXD[1]
RMII dibit
PB5 FCC3: TXD[2]
MII/HDLC nibble
PB4 FCC3: TXD[3]
MII/HDLC nibble
1
Not available on the MPC8270.
41-14
Freescale Semiconductor, Inc.
PSORB = 0
Default
PDIRB = 0 (Input)
Input
FCC3: RxD[2] GND
MII/HDLC nibble
FCC3: RxD[1] GND
MII/HDLC nibble
FCC3: RxD[1]
RMII dibit
FCC3: RxD[0] GND
MII/HDLC nibble
FCC3: RxD[0]
RMII dibit
FCC3: RxD
HDLC/transp. serial
1
FCC2: RxD[3]
UTOPIA 8 PC10
(primary option)
1
FCC2: RxD[2]
UTOPIA 8 PC11
(primary option)
1
FCC2: RxD[1]
UTOPIA 8 PD10
(primary option)
1
FCC2: RxD[0]
UTOPIA 8 PD11
(primary option)
MPC8280 PowerQUICC II Family Reference Manual
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Pin Function
PDIRB = 1 (Output)
TDM_A2: L1TXD[2]
Nibble
SCC3: TXD
by TDM_A2: L1TXD[0]
Output, nibble
by
by
by FCC3: RTSN
PSORB = 1
PDIRB = 0 (Input or Default
Inout if Specified) Input
TDM_D1: L1RXD by
Inout PD24
(primary option)
TDM_D1: by PD4
L1TSYNC/GRANT
(primary option)
TDM_D1: L1RSYNC by
(primary option) PD23
TDM_A2: L1TXD by
Inout, serial PD22
(primary option)
TDM_A2: L1RXD by
Inout, serial PD21
TDM_A2: L1RXD[0]
Input, nibble
(primary option)
TDM_A2: by PC9
L1TSYNC/GRANT
(primary option)
TDM_A2: L1RSYNC by
(primary option) PD20
MOTOROLA