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HD64F7144F50V Datasheet, PDF (465/932 Pages) Renesas Technology Corp – Old Company Name in Catalogs and Other Documents | |||
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13. Serial Communication Interface (SCI)
Table 13.3 BRR Settings for Various Bit Rates (Asynchronous Mode) (3)
Logical
Bit Rate
(bit/s) n
110
2
150
2
300
2
600
1
1200 1
2400 1
4800 0
9600 0
14400 0
19200 0
28800 0
31250 0
38400 0
24
Error
N (%)
212 0.03
155 0.16
77 0.16
155 0.16
77 0.16
38 0.16
155 0.16
77 0.16
51 0.16
38 0.16
25 0.16
23 0.00
19 â2.34
Operating Frequency PÏ (MHz)
25
26
28
nN
Error
(%)
nN
Error
(%)
nN
Error
(%)
2 221 â0.02 2 230 â0.08 2 248 â0.17
2 162 â0.15 2 168 0.16 2 181 0.16
2 80 0.47 2 84 â0.43 2 90 0.16
1 162 â0.15 1 168 0.16 1 181 0.16
1 80 0.47 1 84 â0.43 1 90 0.16
1 40 â0.76 1 41 0.76 1 45 â0.93
0 162 â0.15 0 168 0.16 0 181 0.16
0 80 0.47 0 84 â0.43 0 90 0.16
0 53 0.47 0 55 0.76 0 60 â0.39
0 40 â0.76 0 41 0.76 0 45 â0.93
0 26 0.47 0 27 0.76 0 29 1.27
0 24 0.00 0 25 0.00 0 27 0.00
0 19 1.73 0 20 0.76 0 22 â0.93
30
nN
Error
(%)
3 66 â0.62
2 194 0.16
2 97 â0.35
2 48 â0.35
1 97 â0.35
1 48 â0.35
0 194 0.16
0 97 â0.35
0 64 0.16
0 48 â0.35
0 32 â1.36
0 29 0.00
0 23 1.73
Table 13.3 BRR Settings for Various Bit Rates (Asynchronous Mode) (4)
Operating Frequency PÏ (MHz)
Logical
Bit Rate
(bit/s) n
32
Error
N (%)
34
nN
Error
(%)
36
nN
Error
(%)
38
nN
Error
(%)
110
3 70 0.03 3 74 0.62 3 79 â0.12 3 83 0.40
150
2 207 0.16 2 220 0.16 2 233 0.16 2 246 0.16
300
2 103 0.16 2 110 â0.29 2 116 0.16 2 123 â0.24
600
2 51 0.16 2 54 0.62 2 58 â0.69 2 61 â0.24
1200 1 103 0.16 1 110 â0.29 1 116 0.16 1 123 â0.24
2400 1 51 0.16 1 51 6.42 1 58 â0.69 1 61 â0.24
4800 0 207 0.16 0 220 0.16 0 234 â0.27 0 246 0.16
9600 0 103 0.16 0 110 â0.29 0 116 0.16 0 123 â0.24
14400 0 68 0.64 0 73 â0.29 0 77 0.16 0 81 0.57
19200 0 51 0.16 0 54 0.62 0 58 â0.69 0 61 â0.24
28800 0 34 â0.79 0 36 â0.29 0 38 0.16 0 40 0.57
31250 0 31 0.00 0 33 0.00 0 35 0.00 0 37 0.00
38400 0 25 0.16 0 27 â1.18 0 28 1.02 0 30 â0.24
Note: Settings with an error of 1% or less are recommended.
40
nN
Error
(%)
3 88 â0.25
3 64 0.16
2 129 0.16
2 64 0.16
1 129 0.16
1 64 0.16
1 32 â1.36
0 129 0.16
0 86 â0.22
0 64 0.16
0 42 0.94
0 39 0.00
0 32 â1.36
Rev.4.00 Mar. 27, 2008 Page 419 of 882
REJ09B0108-0400
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