HD64336900G Datasheet, PDF (217/408 Pages) Renesas Technology Corp – 16-Bit Single-Chip Microcomputer H8 Family/H8/300H Tiny Series

14.2 Input/Output Pins
Table 14.1 shows the SCI3 pin configuration.
Table 14.1 Pin Configuration
Pin Name
SCI3 clock
SCI3 receive data input
SCI3 transmit data output
Abbreviation
SCK3
RXD
TXD
I/O
Input/output
Input
Output
Function
SCI3 clock input/output
SCI3 receive data input
SCI3 transmit data output
14.3 Register Descriptions
SCI3 has the following registers for each channel.
• Receive shift register (RSR)
• Receive data register (RDR)
• Transmit shift register (TSR)
• Transmit data register (TDR)
• Serial mode register (SMR)
• Serial control register 3 (SCR3)
• Serial status register (SSR)
• Bit rate register (BRR)
• Sampling mode register (SPMR)
Rev. 1.00, 11/03, page 189 of 376