Datasheet
Section 15 Serial Communication Interface (SCI, IrDA) 
R01UH0310EJ0500 Rev. 5.00    Page 891 of 1384 
Sep 25, 2012     
H8S/2426, H8S/2426R, H8S/2424 Group 
Operating Frequency φ (MHz) 
12.288  14  14.7456  16 
Bit Rate 
(bit/s) 
n N 
Error 
(%) n  N 
Error 
(%) n  N 
Error 
(%) n  N 
Error 
(%) 
110  2 217 0.08  2 248 –0.17 3 64 0.69 3 70 0.03 
150  2  159 0.00  2  181 0.16  2  191 0.00  2  207 0.16 
300  2 79 0.00  2 90 0.16 2 95 0.00 2 103 0.16 
600  1  159 0.00  1  181 0.16  1  191 0.00  1  207 0.16 
1200 1 79 0.00  1 90 0.16 1 95 0.00 1 103 0.16 
2400  0  159 0.00  0  181 0.16  0  191 0.00  0  207 0.16 
4800 0 79 0.00  0 90 0.16 0 95 0.00 0 103 0.16 
9600  0  39 0.00  0  45 1.73 0  47 0.00 0  51 0.16 
19200 0  19 0.00  0  22 1.73 0  23 0.00 0  25 0.16 
31250 0  11 2.40  0  13 0.00 0  14 –1.70 0  15 0.00 
38400 0  9  0.00  ⎯  ⎯  ⎯  0  11 0.00 0  12 0.16 
Operating Frequency φ (MHz) 
17.2032  18  19.6608  20 
Bit Rate 
(bit/s) 
n N 
Error 
(%) n  N 
Error 
(%) n  N 
Error 
(%) n  N 
Error 
(%) 
110 3 75 0.48  3  79  –0.12  3  86  0.31  3  88  –0.25 
150 2 223 0.00  2  233  0.16  2  255  0.00  3  64  0.16 
300 2 111 0.00  2  116  0.16  2  127  0.00  2  129  0.16 
600 1 223 0.00  1  233  0.16  1  255  0.00  2  64  0.16 
1200 1 111 0.00  1  116  0.16  1  127  0.00  1  129  0.16 
2400 0 223 0.00  0  233  0.16  0  255  0.00  1  64  0.16 
4800 0 111 0.00  0  116  0.16  0  127  0.00  0  129  0.16 
9600 0 55 0.00  0  58  –0.69  0  63  0.00  0  64  0.16 
19200 0  27 0.00  0  28  1.01  0  31  0.00  0  32  –1.36 
31250 0  16 1.20  0  17  0.00  0  19  –1.70  0  19  0.00 
38400 0  13 0.00  0  14  –2.34  0  15  0.00  0  15  1.73 










