HD64F3687HV Datasheet, PDF (304/538 Pages) Renesas Technology Corp – Renesas 16-Bit Single-Chip Microcomputer H8 Family/H8/300H Tiny Series

Section 16 Serial Communication Interface 3 (SCI3)
Table 16.3 Examples of BRR Settings for Various Bit Rates (Asynchronous Mode) (1)
Operating Frequency φ (MHz)
2
2.097152
2.4576
3
Bit Rate
Error
Error
Error
Error
(bits/s) n N (%)
n N (%)
n N (%) n N (%)
110
1 141 0.03 1 148 –0.04 1 174 –0.26 1 212 0.03
150
1 103 0.16 1 108 0.21 1 127 0.00 1 155 0.16
300
0 207 0.16 0 217 0.21 0 255 0.00 1 77 0.16
600
0 103 0.16 0 108 0.21 0 127 0.00 0 155 0.16
1200
0 51 0.16 0 54 –0.70 0 63 0.00 0 77 0.16
2400
0 25 0.16 0 26 1.14 0 31 0.00 0 38 0.16
4800
0 12 0.16 0 13 –2.48 0 15 0.00 0 19 –2.34
9600
0 6 –6.99 0 6 –2.48 0 7 0.00 0 9 –2.34
19200
0 2 8.51 0 2 13.78 0 3 0.00 0 4 –2.34
31250
0 1 0.00 0 1 4.86 0 1 22.88 0 2 0.00
38400
0 1 –18.62 0 1 –14.67 0 1 0.00 — — —
Operating Frequency φ (MHz)
3.6864
4
4.9152
5
Bit Rate
Error
Error
Error
Error
(bits/s) n N (%)
n N (%) n N (%)
n N (%)
110
2 64 0.70 2 70 0.03 2 86 0.31 2 88 –0.25
150
1 191 0.00 1 207 0.16 1 255 0.00 2 64 0.16
300
1 95 0.00 1 103 0.16 1 127 0.00 1 129 0.16
600
0 191 0.00 0 207 0.16 0 255 0.00 1 64 0.16
1200
0 95 0.00 0 103 0.16 0 127 0.00 0 129 0.16
2400
0 47 0.00 0 51 0.16 0 63 0.00 0 64 0.16
4800
0 23 0.00 0 25 0.16 0 31 0.00 0 32 –1.36
9600
0 11 0.00 0 12 0.16 0 15 0.00 0 15 1.73
19200
0 5 0.00 0 6 –6.99 0 7 0.00 0 7 1.73
31250
—— —
0 3 0.00 0 4 –1.70 0 4 0.00
38400
0 2 0.00 0 2 8.51 0 3 0.00
Legend:
: A setting is available but error occurs
0 3 1.73
Rev.5.00 Nov. 02, 2005 Page 270 of 500
REJ09B0027-0500