mc9s12xd256 Freescale Semiconductor, Inc, mc9s12xd256 Datasheet - Page 405

• Manufacturer Part Number: mc9s12xd256
• Description: Hcs12x Microcontrollers
• Manufacturer: Freescale Semiconductor, Inc

9.3.2.3
Read and write anytime
Freescale Semiconductor
Reset
W
R
IBC[7:0]
(hex)
AA
AB
AC
AD
AE
BA
BB
BC
BD
BE
A8
A9
AF
B0
B1
B2
B3
B4
B5
B6
B7
B8
B9
BF
IBEN
IIC Control Register (IBCR)
0
7
= Unimplemented or Reserved
IBIE
0
6
Table 9-5. IIC Divider and Hold Values (Sheet 5 of 5)
SCL Divider
(clocks)
10240
12288
15360
1280
1536
1792
2048
2304
2560
3072
3840
2560
3072
3584
4096
4608
5120
6144
7680
5120
6144
7168
8192
9216
Figure 9-6. IIC Bus Control Register (IBCR)
MC9S12XDP512 Data Sheet, Rev. 2.17
MS/SL
0
5
Tx/Rx
0
4
SDA Hold
(clocks)
1028
1028
1028
1028
1540
1540
2052
2052
132
132
260
260
388
388
516
516
260
260
516
516
772
772
516
516
Chapter 9 Inter-Integrated Circuit (IICV2) Block Description
TXAK
0
3
SCL Hold
(start)
1016
1144
1272
1528
1912
1272
1528
1784
2040
2296
2552
3064
3832
2552
3064
3576
4088
4600
5112
6136
7672
RSTA
632
760
888
0
0
2
0
0
1
SCL Hold
(stop)
1028
1156
1284
1540
1924
1284
1540
1796
2052
2308
2564
3076
3844
2564
3076
3588
4100
4612
5124
6148
7684
644
772
900
IBSWAI
0
0
405