Datasheet

Section 20 Serial Communication Interface 3 (SCI3, IrDA)
REJ09B0465-0300 Rev. 3.00 Page 691 of 982
Sep 17, 2010
H8S/20103, H8S/20203, H8S/20223, H8S/20115, H8S/20215, H8S/20235 Group
Table 20.3 Examples of BRR Settings for Various Bit Rates (Asynchronous Mode)
Operating Frequency φ (MHz)
4 4.9152 5 6
Bit Rate
(bit/s) n N
Error
(%) n N
Error
(%) n N
Error
(%) n N
Error
(%)
110 2 70 0.03 2 86 0.31 2 88 -0.25 2 106 -0.44
150 1 207 0.16 1 255 0.00 2 64 0.16 2 77 0.16
300 1 103 0.16 1 127 0.00 1 129 0.16 1 155 0.16
600 0 207 0.16 0 255 0.00 1 64 0.16 1 77 0.16
1200 0 103 0.16 0 127 0.00 0 129 0.16 0 155 0.16
2400 0 51 0.16 0 63 0.00 0 64 0.16 0 77 0.16
4800 0 25 0.16 0 31 0.00 0 32 -1.36 0 38 0.16
9600 0 12 0.16 0 15 0.00 0 15 1.73 0 19 -2.34
19200 0 6 -6.99 0 7 0.00 0 7 1.73 0 9 -2.34
31250 0 3 0.00 0 4 -1.70 0 4 0.00 0 5 0.00
38400 0 2 8.51 0 3 0.00 0 3 1.73 0 4 -2.34
Operating Frequency φ (MHz)
6.144 7.3728 8 9.8304
Bit Rate
(bit/s) n N
Error
(%) n N
Error
(%) n N
Error
(%) n N
Error
(%)
110 2 108 0.08 2 130 -0.07 2 141 0.03 2 174 -0.26
150 2 79 0.00 2 95 0.00 2 103 0.16 2 127 0.00
300 1 159 0.00 1 191 0.00 1 207 0.16 1 255 0.00
600 1 79 0.00 1 95 0.00 1 103 0.16 1 127 0.00
1200 0 159 0.00 0 191 0.00 0 207 0.16 0 255 0.00
2400 0 79 0.00 0 95 0.00 0 103 0.16 0 127 0.00
4800 0 39 0.00 0 47 0.00 0 51 0.16 0 63 0.00
9600 0 19 0.00 0 23 0.00 0 25 0.16 0 31 0.00
19200 0 9 0.00 0 11 0.00 0 12 0.16 0 15 0.00
31250 0 5 2.40 0 6 5.33 0 7 0.00 0 9 -1.70
38400 0 4 0.00 0 5 0.00 0 6 -6.99 0 7 0.00