HD6432670 Hitachi, HD6432670 Datasheet - Page 682

• Manufacturer Part Number: HD6432670
• Description: (HD64F267x Series) 16-Bit Microcomputer
• Manufacturer: Hitachi

Table 15.1 Pin Configuration
Channel
0
1
2
Note: Pin names SCK, RxD, and TxD are used in the text for all channels, omitting the channel
15.3
The SCI has the following registers. The serial mode register (SMR), serial status register (SSR),
and serial control register (SCR) are described separately for normal serial communication
interface mode and Smart Card interface mode because their bit functions partially differ.
Rev. 2.0, 04/02, page 636 of 906
Receive shift register_0 (RSR_0)
Transmit shift register_0 (TSR_0)
Receive data register_0 (RDR_0)
Transmit data register_0 (TDR_0)
Serial mode register_0 (SMR_0)
Serial control register_0 (SCR_0)
Serial status register_0 (SSR_0)
Smart card mode register_0 (SCMR_0)
Bit rate register_0 (BRR_0)
IrDA control register_0 (IrCR_0)
Receive shift register_1 (RSR_1)
Transmit shift register_1 (TSR_1)
Receive data register_1 (RDR_1)
Transmit data register_1 (TDR_1)
Serial mode register_1 (SMR_1)
Serial control register_1 (SCR_1)
Serial status register_1 (SSR_1)
designation.
Register Descriptions
Pin Name*
SCK0
RxD0/IrRxD
TxD0/IrTxD
SCK1
RxD1
TxD1
SCK2
RxD2
TxD2
I/O
I/O
Input
Output
I/O
Input
Output
I/O
Input
Output
Function
Channel 0 clock input/output
Channel 0 receive data input (normal/IrDA)
Channel 0 transmit data output (normal/IrDA)
Channel 1 clock input/output
Channel 1 receive data input
Channel 1 transmit data output
Channel 2 clock input/output
Channel 2 receive data input
Channel 2 transmit data output