Hitachi H8S/2646 Hardware Manual page 484

Table 13-4 BRR Settings for Various Bit Rates (Clocked Synchronous Mode)
ø = 4 MHz
Bit Rate
(bit/s) n N
110 — —
250 2 249
500 2 124
1 k 1 249
2.5 k 1 99
5 k 0 199
10 k 0 99
25 k 0 39
50 k 0 19
100 k 0 9
250 k 0 3
500 k 0 1
1 M 0 0*
2.5 M
5 M
Note: As far as possible, the setting should be made so that the error is no more than 1%.
Legend
Blank : Cannot be set.
— : Can be set, but there will be a degree of error.
* : Continuous transfer is not possible.
452
ø = 8 MHz ø = 10 MHz
n N n
3 124 —
2 249 —
2 124 —
1 199 1
1 99 1
0 199 0
0 79 0
0 39 0
0 19 0
0 7 0
0 3 0
0 1
0
ø = 16 MHz
N n N
— 3 249
— 3 124
— 2 249
249 2 99
124 1 199
249 1 99
99 0 159
49 0 79
24 0 39
9 0 15
4 0 7
0 3
0*
ø = 20 MHz
n N
— —
— —
2 124
1 249
1 124
0 199
0 99
0 49
0 19
0 9
0 4
0 1
0 0*