Features - Hitachi H8S/2678 Series Reference Manual

6.10.3 Pins
Table 6.9 Smart Card Interface Pins
Channel Name
0 Serial clock pin 0
Receive data pin 0
Transmit data pin 0
1 Serial clock pin 1
Receive data pin 1
Transmit data pin 1
2 Serial clock pin 2
Receive data pin 2
Transmit data pin 2
6.11 IrDA
6.11.1

Features

• SCI channel 0 TxD0 and RxD0 signals can be subjected to waveform encoding/decoding
conforming to IrDA specification version 1.0 (IrTxD and IrRxD pins)
• Infrared transmission/reception conforming to the IrDA specification version 1.0 system can
be implemented by connecting these pins to an infrared transceiver/receiver
• Transfer rate can be set by software
Abbreviation I/O
SCK0 I/O
RxD0 Input
TxD0 Output
SCK1 I/O
RxD1 Input
TxD1 Output
SCK2 I/O
RxD2 Input
TxD2 Output
Function
SCI0 clock input/output
SCI0 receive data input
SCI0 transmit data output
SCI1 clock input/output
SCI1 receive data input
SCI1 transmit data output
SCI2 clock input/output
SCI2 receive data input
SCI2 transmit data output
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