HD64F2168 Datasheet, PDF (411/874 Pages) Renesas Technology Corp – Renesas 16-Bit Single-Chip Microcomputer

Table 14.3 Examples of BRR Settings for Various Bit Rates (Asynchronous Mode) (2)
14
Bit Rate
Error
(bit/s)
n N (%)
110
2 248 –0.17
150
2 181 0.16
300
2 90 0.16
600
1 181 0.16
1200
1 90 0.16
2400
0 181 0.16
4800
0 90 0.16
9600
0 45 –0.93
19200
0 22 –0.93
31250
0 13 0.00
38400
 
Operating Frequency φ (MHz)
14.7456
16
Error
n N (%)
Error
n N (%)
3 64 0.70
3 70 0.03
2 191 0.00
2 207 0.16
2 95 0.00
2 103 0.16
1 191 0.00
1 207 0.16
1 95 0.00
1 103 0.16
0 191 0.00
0 207 0.16
0 95 0.00
0 103 0.16
0 47 0.00
0 51 0.16
0 23 0.00
0 25 0.16
0 14 –1.70 0 15 0.00
0 11 0.00
0 12 0.16
17.2032
Error
n N (%)
3 75 0.48
2 223 0.00
2 111 0.00
1 223 0.00
1 111 0.00
0 223 0.00
0 111 0.00
0 55 0.00
0 27 0.00
0 16 1.20
0 16 0.00
Operating Frequency φ (MHz)
18
19.6608
20
25
Bit Rate
Error
Error
Error
Error
(bit/s)
n N (%) n N (%) n N (%) n N (%)
110
3 79 –0.12 3 86 0.31 3 88 –0.25 3 110 –0.02
150
2 233 0.16 2 255 0.00 3 64 0.16 3 80 –0.47
300
2 116 0.16 2 127 0.00 2 129 0.16 2 162 0.15
600
1 233 0.16 1 255 0.00 2 64 0.16 2 80 –0.47
1200
1 116 0.16 1 127 0.00 1 129 0.16 1 162 0.15
2400
0 233 0.16 0 255 0.00 1 64 0.16 1 80 –0.47
4800
0 116 0.16 0 127 0.00 0 129 0.16 0 162 0.15
9600
0 58 –0.69 0 63 0.00 0 64 0.16 0 80 –0.47
19200
0 28 1.02 0 31 0.00 0 32 –1.36 0 40 –0.76
31250
0 17 0.00 0 19 –1.70 0 19 0.00 0 24 0.00
38400
0 14 –2.34 0 15 0.00 0 15 1.73 0 19 1.73
[Legend]
: Can be set, but there will be a degree of error.
Note: * Make the settings so that the error does not exceed 1%.
33
Error
n N (%)
3 145 0.33
3 106 0.39
2 214 –0.07
2 106 0.39
1 214 –0.07
1 106 0.39
0 214 –0.07
0 106 0.39
0 53 –0.54
0 32 0.00
0 26 –0.54
Rev. 3.00, 03/04, page 371 of 830