Hitachi SH7709S Hardware Manual page 556

Table 16.5 indicates the maximum bit rates in asynchronous mode when the baud rate generator is
used. Table 16.6 list the maximum rates for external clock input.
Table 16.5 Maximum Bit Rates for Various Frequencies with Baud Rate Generator
(Asynchronous Mode)
Pφ (MHz)
2
2.097152
2.4576
3
3.6864
4
4.9152
8
9.8304
12
14.7456
16
19.6608
20
24
24.576
28.7
30
Maximum Bit Rate (bits/s)
62500
65536
76800
93750
115200
125000
153600
250000
307200
375000
460800
500000
614400
625000
750000
768000
896875
937500
Settings
n N
0 0
0 0
0 0
0 0
0 0
0 0
0 0
0 0
0 0
0 0
0 0
0 0
0 0
0 0
0 0
0 0
0 0
0 0
537