Sci1 (H8/3857 Group Only); Overview - Renesas F-ZTAT H8 Series Hardware Manual

8-bit single-chip microcomputer

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10. Serial Communication Interface

SCI1 (H8/3857 Group Only)

Serial communication interface 1 (SCI1) performs synchronous serial transfer of 8-bit or 16-bit

SCI1 is a function of the H8/3857 Group only, and is not provided in the H8/3854 Group.

Features of SCI1 are as follows.

• Choice of 8-bit or 16-bit transfer data length

• Choice of eight internal clock sources (φ/1024, φ/256, φ/64, φ/32, φ/16, φ/8, φ/4, φ/2) or an

external clock

• Interrupt requested at completion of transfer

Rev.3.00 Jul. 19, 2007 page 250 of 532

REJ09B0397-0300