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HD64F2149YV 数据表(PDF) 524 Page - Renesas Technology Corp

部件名 HD64F2149YV
功能描述  Renesas 16-Bit Single-Chip Microcomputer H8S Family/H8S/2100 Series
PDF  1075 Pages
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制造商  RENESAS [Renesas Technology Corp]
网页  http://www.renesas.com
标志 RENESAS - Renesas Technology Corp

HD64F2149YV 数据表(HTML) 524 Page - Renesas Technology Corp

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Section 16 I
2C Bus Interface
Rev. 3.00 Jan 18, 2006 page 496 of 1044
REJ09B0280-0300
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/2149 chip
SCL
SDA
Vcc
VCC
SCL
SDA
Figure 16.2 I
2C Bus Interface Connections
(Example: H8S/2169 or H8S/2149 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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