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HD6432142 Datasheet(PDF) 538 Page - Renesas Technology Corp

Part # HD6432142
Description  Renesas 16-Bit Single-Chip Microcomputer H8S Family/H8S/2100 Series
PDF  1177 Pages
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Manufacturer  RENESAS [Renesas Technology Corp]
Direct Link  http://www.renesas.com
Logo RENESAS - Renesas Technology Corp

HD6432142 Datasheet(HTML) 538 Page - Renesas Technology Corp

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Section 16 I
2C Bus Interface [Option]
Rev. 4.00 Sep 27, 2006 page 494 of 1130
REJ09B0327-0400
SCL in
SCL
out
SDA in
SDA
out
(Slave 1)
SCL in
SCL
out
SDA in
SDA
out
(Slave 2)
SCL in
SCL
out
SDA in
SDA
out
(Master)
H8S/2148 Group and
H8S/2147N chip
SCL
SDA
Vcc
VCC
SCL
SDA
Figure 16.2 I
2C Bus Interface Connections
(Example: H8S/2148 Group and H8S/2147N Chip as Master)
16.1.3
Input/Output Pins
Table 16.1 summarizes the input/output pins used by the I
2C bus interface.
Table 16.1
I
2C Bus Interface Pins
Channel
Name
Abbreviation*
I/O
Function
0
Serial clock
SCL0
I/O
IIC0 serial clock input/output
Serial data
SDA0
I/O
IIC0 serial data input/output
Formatless serial
clock
VSYNCI
Input
IIC0 formatless serial clock input
1
Serial clock
SCL1
I/O
IIC1 serial clock input/output
Serial data
SDA1
I/O
IIC1 serial data input/output
Note:
*
In the text, the channel subscript is omitted, and only SCL and SDA are used.



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