HD6433682 ETC, HD6433682 Datasheet - Page 317

• Manufacturer Part Number: HD6433682
• Description: Renesas 16-Bit Single-Chip Microcomputer H8 Family/H8/300H Tiny Series
• Manufacturer: ETC

17.2
Table 17.1 summarizes the input/output pins used by the I
Table 17.1 I
17.3
The I
Name
Serial clock
Serial data
I
I
I
I
I
I
I
I
2
2
2
2
2
2
2
2
C bus control register 1 (ICCR1)
C bus control register 2 (ICCR2)
C bus mode register (ICMR)
C bus interrupt enable register (ICIER)
C bus status register (ICSR)
C bus slave address register (SAR)
C bus transmit data register (ICDRT)
C bus receive data register (ICDRR)
2
C bus interface 2 has the following registers:
Input/Output Pins
Register Descriptions
SCL in
SDA in
2
out
out
(Master)
C Bus Interface Pins
Figure 17.2 External Circuit Connections of I/O Pins
Abbreviation
SCL
SDA
SCL
SDA
Vcc
SDA in
SCL in
out
out
Vcc
(Slave 1)
I/O
I/O
I/O
Function
IIC serial clock input/output
IIC serial data input/output
SDA in
SCL in
2
C bus interface 2.
out
out
(Slave 2)
Rev. 3.00, 05/03, page 287 of 472
SCL
SDA