HD6473032F16 Datasheet, PDF (489/847 Pages) Renesas Technology Corp – Hardware Manual Renesas 16-Bit Single-Chip Microcomputer H8 Family/H8/300H Series

Section 13 Serial Communication Interface
Table 13.5 indicates the maximum bit rates in asynchronous mode for various system clock
frequencies. Tables 13.6 and 13.7 indicate the maximum bit rates with external clock input.
Table 13.5 Maximum Bit Rates for Various Frequencies (Asynchronous Mode)
φ (MHz)
2
2.097152
2.4576
3
3.6864
4
4.9152
5
6
6.144
7.3728
8
9.8304
10
12
12.288
14
14.7456
16
17.2032
18
20
25
Maximum Bit Rate (bits/s)
n
62500
0
65536
0
76800
0
93750
0
115200
0
125000
0
153600
0
156250
0
187500
0
192000
0
230400
0
250000
0
307200
0
312500
0
375000
0
384000
0
437500
0
460800
0
500000
0
537600
0
562500
0
625000
0
781250
0
Settings
N
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
Rev. 3.00 Mar 21, 2006 page 459 of 814
REJ09B0302-0300