MC9S08GB32 Motorola, MC9S08GB32 Datasheet - Page 206

• Manufacturer Part Number: MC9S08GB32
• Description: Microcontrollers
• Manufacturer: Motorola

Inter-Integrated Circuit (IIC) Module
13.1.3
Figure 13-2
13.1.4
This section describes each user-accessible pin signal.
13.1.4.1
The bidirectional SCL1 is the serial clock line of the IIC system.
13.1.4.2
The bidirectional SDA1 is the serial data line of the IIC system
206
Block Diagram
Detailed Signal Descriptions
is a block diagram of the IIC.
SCL1 — Serial Clock Line
SDA1 — Serial Data Line
CTRL_REG
ADDR_DECODE
CONTROL
ADDRESS
CLOCK
INPUT
SYNC
Figure 13-2. IIC Functional Block Diagram
MC9S08GB/GT Data Sheet, Rev. 2.3
FREQ_REG
SCL
ARBITRATION
CONTROL
ADDR_REG
START
STOP
SDA
STATUS_REG
INTERRUPT
REGISTER
COMPARE
ADDRESS
IN/OUT
SHIFT
DATA
DATA_MUX
DATA_REG
Freescale Semiconductor
DATA BUS