h8s-2161b Renesas Electronics Corporation., h8s-2161b Datasheet - Page 458

• Manufacturer Part Number: h8s-2161b
• Description: Renesas 16-bit Single-chip Microcomputer H8s Family/h8s/2100 Series
• Manufacturer: Renesas Electronics Corporation.

Section 15 Serial Communication Interface (SCI and IrDA)
High-Level Pulse Width Selection: Table 15.10 shows possible settings for bits IrCKS2 to
IrCKS0 (minimum pulse width), and this LSI's operating frequencies and bit rates, for making the
pulse width shorter than 3/16 times the bit rate in transmission.
Table 15.10 IrCKS2 to IrCKS0 Bit Settings
Operating
Frequency
2
2.097152
2.4576
3
3.6864
4.9152
5
6
6.144
7.3728
8
9.8304
10
12
12.288
14
14.7456
16
16.9344
17.2032
18
19.6608
20
Legend:
—: An SCI bit rate setting cannot be made.
Rev. 3.00 Mar 21, 2006 page 404 of 788
REJ09B0300-0300
(MHz)
2400
78.13
010
010
010
011
011
011
011
100
100
100
100
100
100
101
101
101
101
101
101
101
101
101
101
Bit Rate (bps) (Upper Row) / Bit Interval
9600
19.53
010
010
010
011
011
011
011
100
100
100
100
100
100
101
101
101
101
101
101
101
101
101
101
19200
9.77
010
010
010
011
011
011
011
100
100
100
100
100
100
101
101
101
101
101
101
101
101
101
101
38400
4.88
010
010
010
011
011
011
011
100
100
100
100
100
100
101
101
101
101
101
101
101
101
101
101
3/16 (µs) (Lower Row)
57600
3.26
010
010
010
011
011
011
011
100
100
100
100
100
100
101
101
101
101
101
101
101
101
101
101
115200
1.63
—
—
—
—
011
011
011
100
100
100
100
100
100
101
101
101
101
101
101
101
101
101
101