h8s-2158 Renesas Electronics Corporation., h8s-2158 Datasheet - Page 568

• Manufacturer Part Number: h8s-2158
• Description: Renesas 16-bit Single-chip Microcomputer H8s Family/h8s/2100 Series
• Manufacturer: Renesas Electronics Corporation.

Section 17 I
17.5
The I
17.5.1
The I
following a start condition always consists of 9 bits. The I
The serial formats are non-addressing formats with no acknowledge bit inserted. The serial format
is shown in figure 17.5.
The I
Rev. 3.00 Jan 25, 2006 page 516 of 872
REJ09B0286-0300
(a) FS = 0 or FSX = 0
(b) Start condition retransmission FS = 0 or FSX = 0
S
S
1
1
2
2
2
C bus interface has an I
C bus formats are addressing formats and an acknowledge bit is inserted. The first frame
C bus timing is shown in figure 17.6.
Operation
SLA
I
SLA
7
2
7
C Bus Data Format
2
C Bus Interface (IIC)
1
1
FS = 1 and FSX = 1
R/W
R/W
1
1
S
1
Figure 17.4 I
A
A
1
1
Figure 17.5 I
DATA
8
1
2
DATA
DATA
C bus format and a serial format.
n1
n
m1
2
C Bus Data Formats (I
A
1
DATA
2
C Bus Formats (Serial Formats)
A/A
n
1
m
S
1
m
SLA
7
A/A
1
1
2
C bus format is shown in figure 17.4.
R/W
P
1
Upper row: Transfer bit count (n1, n2 = 1 to 8)
Lower row: Transfer frame count (m1, m2 = from 1)
1
2
C Bus Formats)
P
1
Transfer bit count
(n = 1 to 8)
Transfer frame count
(m = from 1)
A
1
Transfer bit count
(n = 1 to 8)
Transfer frame count
(m = from 1)
DATA
n2
m2
A/A
1
P
1