Specifications
Rev. 1.43
User's Guide
79
4.11.4. MPC-8260 I/O ports
The following table gives the connection to MPC-8260 I/O ports.
MPC-8260 Peripheral function
I/O Function I/O Signal Description
SCC1
PD30 TXD1 O
TxD Transmit data
PD31 RXD1 I
RxD Receive data
PD29 RTS1 O
RTS Request to send
PC15 CTS1 I
CTS Clear to send
PA22 PA22 O
DTR Data terminal ready
PC14 CD1 I
DCD Data carrier detect
PC31 BRG1 O
TxC Transmit clock
PC29 CLK3 I
RxC Receive clock
SCC2
PB12 TXD2 O
TxD Transmit data
PB15 RXD2 I
RxD Receive data
PD26 RTS2 O
RTS Request to send
PC13 CTS2 I
CTS Clear to send
PA23 PA23 O
DTR Data terminal ready
PC12 CD2 I
DCD Data carrier detect
PD17 BRG2 O
TxC Transmit clock
PC28 CLK4 I
RxC Receive clock
SCC3
PB8 TXD3 O
TxD Transmit data
PB14 RXD3 I
RxD Receive data
PD23 RTS3 O
RTS Request to send
PC11 CTS3 I
CTS Clear to send
PA24 PA24 O
DTR Data terminal ready
PC10 CD3 I
DCD Data carrier detect
PC27 BRG3 O
TxC Transmit clock
PC25 CLK7 I
RxC Receive clock
SCC4
PD21 TXD4 O
TxD Transmit data
PD22 RXD4 I
RxD Receive data
PD20 RTS4 O
RTS Request to send
PC9 CTS4 I
CTS Clear to send
PA25 PA25 O
DTR Data terminal ready
PC8 CD4 I
DCD Data carrier detect
PD10 BRG4 O
TxC Transmit clock
PC26 CLK6 I
RxC Receive clock
For related software setup, please refer to the corresponding Motorola MPC-
8260 user's manual and application notes.
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