Datasheet

Section 17 Serial Communication Interface 3 (SCI3)
Rev. 1.50 Sep. 18, 2007 Page 381 of 584
REJ09B0240-0150
Table 17.3 Examples of BRR Settings for Various Bit Rates (Asynchronous Mode) (2)
Operating Frequency φ (MHz)
10 12 12.888 14
Bit Rate
(bit/s) n N
Error
(%) n N
Error
(%) n N
Error
(%) n N
Error
(%)
110 2 177 –0.25 2 212 0.03 2 217 0.08 2 248 –0.17
150 2 129 0.16 2 155 0.16 2 159 0.00 2 181 0.16
300 2 64 0.16 2 77 0.16 2 79 0.00 2 90 0.16
600 1 129 0.16 1 155 0.16 1 159 0.00 1 181 0.16
1200 1 64 0.16 1 77 0.16 1 79 0.00 1 90 0.16
2400 0 129 0.16 0 155 0.16 0 159 0.00 0 181 0.16
4800 0 64 0.16 0 77 0.16 0 79 0.00 0 90 0.16
9600 0 32 –1.36 0 38 0.16 0 39 0.00 0 45 –0.93
19200 0 15 1.73 0 19 –2.34 0 19 0.00 0 22 –0.93
31250 0 9 0.00 0 11 0.00 0 11 2.40 0 13 0.00
38400 0 7 1.73 0 9 –2.34 0 9 0.00 — — —
Operating Frequency φ (MHz)
14.7456 16 18 20
Bit Rate
(bit/s) n N
Error
(%) n N
Error
(%) n N
Error
(%) n N
Error
(%)
110 3 64 0.70 3 70 0.03 3 79 –0.12 3 88 –0.25
150 2 191 0.00 2 207 0.16 2 233 0.16 3 64 0.16
300 2 95 0.00 2 103 0.16 2 116 0.16 2 129 0.16
600 1 191 0.00 1 207 0.16 1 233 0.16 2 64 0.16
1200 1 95 0.00 1 103 0.16 1 116 0.16 1 129 0.16
2400 0 191 0.00 0 207 0.16 0 233 0.16 1 64 0.16
4800 0 95 0.00 0 103 0.16 0 116 0.16 0 129 0.16
9600 0 47 0.00 0 51 0.16 0 58 –0.96 0 64 0.16
19200 0 23 0.00 0 25 0.16 0 28 1.02 0 32 –1.36
31250 0 14 –1.70 0 15 0.00 0 17 0.00 0 19 0.00
38400 0 11 0.00 0 12 0.16 0 14 –2.34 0 15 1.73
[Legend]
: A setting is available but error occurs