Datasheet

Section 14 Serial Communication Interface (SCI, IrDA)
Rev.6.00 Mar. 18, 2009 Page 544 of 980
REJ09B0050-0600
14.2 Input/Output Pins
Table 14.1 shows the serial pins for each SCI channel.
Table 14.1 Pin Configuration
Channel Pin Name
*
I/O Function
SCK0 I/O Channel 0 clock input/output
RxD0/IrRxD Input Channel 0 receive data input (normal/IrDA)
0
TxD0/IrTxD Output Channel 0 transmit data output (normal/IrDA)
SCK1 I/O Channel 1 clock input/output
RxD1 Input Channel 1 receive data input
1
TxD1 Output Channel 1 transmit data output
SCK2 I/O Channel 2 clock input/output
RxD2 Input Channel 2 receive data input
2
TxD2 Output Channel 2 transmit data output
SCK3 I/O Channel 3 clock input/output
RxD3 Input Channel 3 receive data input
3
TxD3 Output Channel 3 transmit data output
4 SCK4 I/O Channel 4 clock input/output
RxD4 Input Channel 4 receive data input
TxD4 Output Channel 4 transmit data output
Note: * Pin names SCK, RxD, and TxD are used in the text for all channels, omitting the
channel designation.