HD6413007F20 Datasheet, PDF (480/798 Pages) Renesas Technology Corp – Hardware Manual Renesas 16-Bit Single-Chip Microcomputer H8 Family/H8/300H Series

13. Serial Communication Interface
Table 13.4 Examples of Bit Rates and BRR Settings in Synchronous Mode
Bit
Rate ²
(bit/s) n N
4
nN
8
nN
φ (MHz)
10
13
n N nN
110 3 70 ⎯ ⎯ ⎯ ⎯ ⎯ ⎯ ⎯ ⎯
250 2 124 2 249 3 124 ⎯ ⎯ 3 202
500 1 249 2 124 2 249 ⎯ ⎯ 3 101
1k 1 124 1 249 2 124 ⎯ ⎯ 2 202
2.5k 0 199 1 99 1 199 1 249 2 80
5k 0 99 0 199 1 99 1 124 1 162
10k 0 49 0 99 0 199 0 249 1 80
25k 0 19 0 39 0 79 0 99 0 129
50k 0 9 0 19 0 39 0 49 0 64
100k 0 4 0 9 0 19 0 24 ⎯ ⎯
250k 0 1 0 3 0 7 0 9 0 12
500k 0 0* 0 1 0 3 0 4 ⎯ ⎯
1M
0 0* 0 1 ⎯ ⎯ ⎯ ⎯
2M
0 0* ⎯ ⎯ ⎯ ⎯
2.5M
⎯ ⎯ 0 0* ⎯ ⎯
4M
Legend:
Blank: No setting available
⎯: Setting possible, but error occurs
*: Continuous transmission/reception not possible
Note: Settings with an error of 1% or less are recommended.
16
nN
⎯⎯
3 249
3 124
2 249
2 99
1 199
1 99
0 159
0 79
0 39
0 15
07
03
01
⎯⎯
0 0*
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
⎯⎯
⎯⎯
⎯⎯
Rev.5.00 Sep. 12, 2007 Page 450 of 764
REJ09B0396-0500