Renesas H8S/2111B - Manual (Page 322)

Rev. 1.00, 05/04, page 288 of 544
Table 13.3 I 2 C Transfer Rate
STCR ICMR
Bits 5 and 6 Bit 5 Bit 4 Bit 3 Transfer Rate
IICX CKS2 CKS1 CKS0 Clock
φ
= 5 MHz
φ
= 8 MHz
φ
= 10 MHz
0 0 0 0
φ/28
179 kHz 286 kHz 357 kHz
0 0 0 1 φ/40 125 kHz 200 kHz 250 kHz
0 0 1 0 φ/48 104 kHz 167 kHz 208 kHz
0 0 1 1 φ/64 78.1 kHz 125 kHz 156 kHz
0 1 0 0
φ/80
62.5 kHz 100 kHz 125 kHz
0 1 0 1
φ/100
50.0 kHz 80.0 kHz 100 kHz
0 1 1 0
φ/112
44.6 kHz 71.4 kHz 89.3 kHz
0 1 1 1
φ/128
39.1 kHz 62.5 kHz 78.1 kHz
1 0 0 0 φ/56 89.3 kHz 143 kHz 179 kHz
1 0 0 1 φ/80 62.5 kHz 100 kHz 125 kHz
1 0 1 0
φ/96
52.1 kHz 83.3 kHz 104 kHz
1 0 1 1
φ/128
39.1 kHz 62.5 kHz 78.1 kHz
1 1 0 0
φ/160
31.3 kHz 50.0 kHz 62.5 kHz
1 1 0 1
φ/200
25.0 kHz 40.0 kHz 50.0 kHz
1 1 1 0
φ/224
22.3 kHz 35.7 kHz 44.6 kHz
1 1 1 1 φ/256 19.5 kHz 31.3 kHz 39.1 kHz