HD6432160 RENESAS [Renesas Technology Corp], HD6432160 Datasheet - Page 464
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HD6432160
Manufacturer Part Number
HD6432160
Description
Hitachi 16-Bit Single-Chip Microcomputer
Manufacturer
RENESAS [Renesas Technology Corp]
Datasheet
1.HD6432160.pdf
(829 pages)
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16.4
The I
16.4.1
The I
The first frame following a start condition always consists of 9 bits.
IIC_0 only is capable of formatless operation, as shown in figure 16.4.
The serial format is a non-addressing format with no acknowledge bit. This is shown in figure
16.5.
Figure 16.6 shows the I
The symbols used in figures 16.3 to 16.6 are explained in table 16.6.
Rev. 2.0, 08/02, page 424 of 788
(a)
(b)
S
S
FS = 0 or FSX = 0
1
Start condition retransmission FS = 0 or FSX = 0
1
2
2
C bus interface has an I
C bus format is an addressing format with an acknowledge bit. This is shown in figure 16.3.
SLA
SLA
Operation
I
7
7
2
C Bus Data Format
Note: * This mode is applied to the PC monitor system standard DDC (Display Data Channel).
FS = 0 or FSX = 0
1
1
Figure 16.4 I
R/
R/
1
1
DATA
Figure 16.3 I
8
2
A
A
C bus timing.
1
1
1
2
DATA
DATA
C bus format and a serial format.
n1
n
A
1
2
C Bus Data Format (Formatless) (IIC_0 Only)
m1
2
C Bus Data Format (I
DATA
A
1
n
A/
1
m
S
1
A
1
m
SLA
7
A/
1
1
R/
P
1
Upper row: Transfer bit count (n1, n2 = 1 to 8)
Lower row: Transfer frame count (m1, m2 = from 1)
2
1
C Bus Format)
A/
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/
1
P
1
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