MC9S12E32CFU FREESCALE [Freescale Semiconductor, Inc], MC9S12E32CFU Datasheet - Page 300

• Manufacturer Part Number: MC9S12E32CFU
• Description: HCS12 Microcontrollers
• Manufacturer: FREESCALE [Freescale Semiconductor, Inc]

Chapter 10 Inter-Integrated Circuit (IICV2)
10.1.2
The IIC functions the same in normal, special, and emulation modes. It has two low power modes: wait
and stop modes.
10.1.3
The block diagram of the IIC module is shown in
300
Modes of Operation
Block Diagram
Interrupt
bus_clock
IIC
MC9S12E128 Data Sheet, Rev. 1.07
Registers
Figure 10-1. IIC Block Diagram
Clock
Control
Figure
Start
Stop
Arbitration
Control
Compare
Address
10-1.
In/Out
Data
Shift
Register
Freescale Semiconductor
SCL
SDA