Table 15.4 Maximum Bit Rate For Each Frequency (Asynchronous Mode); Table 15.5 Maximum Bit Rate With External Clock Input (Asynchronous Mode) - Renesas H8S Series Hardware Manual

Section 15 Serial Communication Interface (SCI, IrDA)

Table 15.4 Maximum Bit Rate for Each Frequency (Asynchronous Mode)

Maximum
Bit Rate
φ (MHz)
(bit/s)
4 125000
44.9152 153600
5 156250
6 187500
6.144 192000
7.3728 230400
8 250000
9.8304 307200
10 312500

Table 15.5 Maximum Bit Rate with External Clock Input (Asynchronous Mode)

External Input
φ (MHz)
Clock (MHz)
4 1.0000
4.9152 1.2288
5 1.2500
6 15.000
6.144 1.5360
7.3728 1.8432
8 2.0000
9.8304 2.4576
10 2.5000
Rev. 3.00 Jul. 14, 2005 Page 450 of 986
REJ09B0098-0300
n N
0 0
0 0
0 0
0 0
0 0
0 0
0 0
0 0
0 0
Maximum Bit
Rate (bit/s)
62500
76800
78125
93750
96000
115200
125000
153600
156250
Maximum Bit
φ (MHz)
Rate (bit/s)
12 375000
12.288 384000
14 437500
14.7456 460800
16 500000
17.2032 537600
18 562500
19.6608 614400
20 625000
External Input
φ (MHz)
Clock (MHz)
12 3.0000
12.288 3.0720
14 3.5000
14.7456 3.6864
16 4.0000
17.2032 4.3008
18 4.5000
19.6608 4.9152
20 5.0000
n N
0 0
0 0
0 0
0 0
0 0
0 0
0 0
0 0
0 0
Maximum Bit
Rate (bit/s)
187500
192000
218750
230400
250000
268800
281250
307200
312500