H83028 Datasheet, PDF (489/923 Pages) Renesas Technology Corp – Renesas 16-Bit Single-Chip Microcomputer H8 Family/H8/300H Series

Bits 1 and 0—Clock Select 1 and 0 (CKS1/0): These bits select the clock source for the on-chip
baud rate generator. Four clock sources are available: φ, φ/4, φ/16, and φ/64.
For the relationship between the clock source, bit rate register setting, and baud rate, see section
13.2.8, Bit Rate Register (BRR).
Bit 1
CKS1
0
0
1
1
Bit 0
CKS0
0
1
0
1
Description
φ
φ/4
φ/16
φ/64
(Initial value)
Rev. 2.00, 09/03, page 459 of 890