HD64F3028F25 Datasheet, PDF (506/925 Pages) Renesas Technology Corp – Hardware Manual Renesas 16-Bit Single-Chip Microcomputer H8 Family/H8/300H Series

Table 13.4 Examples of Bit Rates and BRR Settings in Synchronous Mode
Bit
Rate
2
(bit/s) _{n N}
4
nN
8
nN
10
nN
φ (MHz)
13
16
nN nN
110 3 70 — — — — — — — — — —
250 2 124 2 249 3 124 — — 3 202 3 249
500 1 249 2 124 2 249 — — 3 101 3 124
1k 1 124 1 249 2 124 — — 2 202 2 249
2.5k 0 199 1 99 1 199 1 249 2 80 2 99
5k 0 99 0 199 1 99 1 124 1 162 1 199
10k 0 49 0 99 0 199 0 249 1 80 1 99
25k 0 19 0 39 0 79 0 99 0 129 0 159
50k 0 9 0 19 0 39 0 49 0 64 0 79
100k 0 4 0 9 0 19 0 24 — — 0 39
250k 0 1 0 3 0 7 0 9 0 12 0 15
500k 0 0^* 0 1
03
04
—— 0 7
1M
0 0^* 0 1
—— —— 0 3
2M
0 0^* — — — — 0 1
2.5M
— — 0 0^* — — — —
4M
0 0^*
Note: Settings with an error of 1% or less are recommended.
18
nN
——
——
3 140
3 69
2 112
1 224
1 112
0 179
0 89
0 44
0 17
08
04
——
——
——
20
nN
——
——
3 155
3 77
2 124
1 249
1 124
0 199
0 99
0 49
0 19
09
04
——
——
——
25
nN
——
——
——
3 97
2 155
2 77
1 155
0 249
0 124
0 62
0 24
——
——
——
——
——
Legend
Blank : No setting available
— : Setting possible, but error occurs
* : Continuous transmission/reception not possible
Rev. 2.00, 09/03, page 474 of 890