HD64F3670 Datasheet, PDF (189/305 Pages) Renesas Technology Corp – Hitachi Single-Chip Microcomputer

Table 13-2 Examples of BRR Settings for Various Bit Rates (Asynchronous Mode) (3)
Operating Frequency ø (MHz)
12.288
14
14.7456
Bit Rate
Error
Error
Error
(bit/s) n N (%) n N (%) n N (%) n
110
2 217 0.08 2 248 –0.17 3 64 0.70 3
150
2 159 0.00 2 181 0.16 2 191 0.00 2
300
2 79 0.00 2 90 0.16 2 95 0.00 2
600
1 159 0.00 1 181 0.16 1 191 0.00 1
1200
1 79 0.00 1 90 0.16 1 95 0.00 1
2400
0 159 0.00 0 181 0.16 0 191 0.00 0
4800
0 79 0.00 0 90 0.16 0 95 0.00 0
9600
0 39 0.00 0 45 –0.93 0 47 0.00 0
19200 0 19 0.00 0 22 –0.93 0 23 0.00 0
31250 0 11 2.40 0 13 0.00 0 14 –1.70 0
38400 0 9 0.00 — — —
0 11 0.00 0
Legend
—: A setting is available but error occurs.
16
Error
N (%)
70 0.03
207 0.16
103 0.16
207 0.16
103 0.16
207 0.16
103 0.16
51 0.16
25 0.16
15 0.00
12 0.16
Table 13-3 Maximum Bit Rate for Each Frequency (Asynchronous Mode)
Maximum Bit
ø (MHz) Rate (bit/s) n
N
2
62500
0
0
2.097152 65536
0
0
2.4576 76800
0
0
3
93750
0
0
3.6864 115200
0
0
4
125000
0
0
4.9152 153600
0
0
5
156250
0
0
6
187500
0
0
6.144
192000
0
0
Maximum Bit
ø (MHz) Rate (bit/s) n
N
7.3728 230400
0
0
8
250000
0
0
9.8304 307200
0
0
10
312500
0
0
12
375000
0
0
12.288 384000
0
0
14
437500
0
0
14.7456 460800
0
0
16
500000
0
0
Rev. 1.0, 03/01, page 165 of 280