Renesas F-ZTAT H8 Series Hardware Manual page 287

8-bit single-chip microcomputer

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Table of Contents

• There are six interrupt sources: transmit end, transmit data empty, receive data full, overrun

error, framing error, and parity error.

Block Diagram

Figure 10.3 shows a block diagram of SCI3.

Receive shift register

Receive data register

Transmit shift register

Transmit data register

Serial mode register

Serial control register 3

Serial status register

Bit rate register

Bit rate counter

Transmit/receive

Figure 10.3 SCI3 Block Diagram

10. Serial Communication Interface

Internal clock

(φ/64, φ/16, φ/4, φ)

Rev.3.00 Jul. 19, 2007 page 261 of 532

REJ09B0397-0300