Table 16.3 Examples Of Brr Settings For Various Bit Rates (Asynchronous Mode) (1) - Renesas H8S/2437 Hardware Manual

Renesas 16-bit single-chip microcomputer h8s family / h8s / 2600 series
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Table 16.3 Examples of BRR Settings for Various Bit Rates (Asynchronous Mode) (1)

2
Bit Rate
(bit/s)
n
N
110
1
141
150
1
103
300
0
207
600
0
103
1200
0
51
2400
0
25
4800
0
12
9600
19200
31250
0
1
38400
3.6864
Bit Rate
(bit/s)
n
N
110
2
64
150
1
191
300
1
95
600
0
191
1200
0
95
2400
0
47
4800
0
23
9600
0
11
19200
0
5
31250
38400
0
2
[Legend]
:
Can be set, but there will be a degree of error.
Note:
Make the settings so that the error does not exceed 1%.
Operating Frequency φ φ φ φ (MHz)
2.097152
Error
(%)
n
N
0.03
1
148
0.16
1
108
0.16
0
217
0.16
0
108
0.16
0
54
0.16
0
26
0.16
0
13
0
6
0.00
Operating Frequency φ φ φ φ (MHz)
4
Error
(%)
n
N
0.70
2
70
0.00
1
207
0.00
1
103
0.00
0
207
0.00
0
103
0.00
0
51
0.00
0
25
0.00
0
12
0.00
0
3
0.00
2.4576
Error
(%)
n
N
–0.04
1
174
0.21
1
127
0.21
0
255
0.21
0
127
–0.70
0
63
1.14
0
31
–2.48
0
15
–2.48
0
7
0
3
0
1
4.9152
Error
(%)
n
N
0.03
2
86
0.16
1
255
0.16
1
127
0.16
0
255
0.16
0
127
0.16
0
63
0.16
0
31
0.16
0
15
0
7
0.00
0
4
0
3
Rev. 1.00, 09/03, page 437 of 704
3
Error
(%)
n
N
–0.26
1
212
0.00
1
155
0.00
1
77
0.00
0
155
0.00
0
77
0.00
0
38
0.00
0
19
0.00
0
9
0.00
0
4
0
2
0.00
5
Error
(%)
n
N
0.31
2
88
0.00
2
64
0.00
1
129
0.00
1
64
0.00
0
129
0.00
0
64
0.00
0
32
0.00
0
15
0.00
0
7
–1.70
0
4
0.00
0
3
Error
(%)
0.03
0.16
0.16
0.16
0.16
0.16
–2.34
–2.34
–2.34
0.00
Error
(%)
–0.25
0.16
0.16
0.16
0.16
0.16
–1.36
1.73
1.73
0.00
1.73

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