MC9RS08KA8RM Datasheet, PDF (134/190 Pages) Freescale Semiconductor, Inc – MC9RS08KA8 Features

Inter-Integrated Circuit (RS08IICV2)
ADDRESS
ADDR_DECODE
INTERRUPT
DATA BUS
DATA_MUX
CTRL_REG
FREQ_REG
ADDR_REG
STATUS_REG
DATA_REG
INPUT
SYNC
CLOCK
CONTROL
START
STOP
ARBITRATION
CONTROL
IN/OUT
DATA
SHIFT
REGISTER
ADDRESS
COMPARE
SCL
SDA
Figure 12-2. IIC Functional Block Diagram
12.2 External Signal Description
This section describes each user-accessible pin signal.
12.2.1 SCL — Serial Clock Line
The bidirectional SCL is the serial clock line of the IIC system.
12.2.2 SDA — Serial Data Line
The bidirectional SDA is the serial data line of the IIC system.
MC9RS08KA8 Series Reference Manual, Rev. 3
134
Freescale Semiconductor