HD6432646 Hitachi, HD6432646 Datasheet - Page 468

• Manufacturer Part Number: HD6432646
• Description: (HD64F264x Series) 16-Bit Microcomputer
• Manufacturer: Hitachi

13.1.3
Table 13-1 shows the serial pins for each SCI channel.
Table 13-1 SCI Pins
Channel
0
1
2*
Notes: Pin names SCK, RxD, and TxD are used in the text for all channels, omitting the channel
434
designation.
* H8S/2648, H8S/2648R, and H8S/2647 only.
Pin Configuration
Pin Name
Serial clock pin 0
Receive data pin 0
Transmit data pin 0
Serial clock pin 1
Receive data pin 1
Transmit data pin 1
Serial clock pin 2
Receive data pin 2
Transmit data pin 2
Symbol
SCK0
RxD0
TxD0
SCK1
RxD1
TxD1
SCK2
RxD2
TxD2
I/O
I/O
Input
Output
I/O
Input
Output
I/O
Input
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