Chapter 14 Inter-Integrated Circuit (IICV3) Block Description
S12ZVHY/S12ZVHL Family Reference Manual Rev. 1.05
Freescale Semiconductor
543
14.1.2
Modes of Operation
The IIC functions the same in normal, special, and emulation modes. It has two low power modes: wait
and stop modes.
14.1.3
Block Diagram
The block diagram of the IIC module is shown in
.
Figure 14-1. IIC Block Diagram
In/Out
Data
Shift
Register
Address
Compare
SDA
Interrupt
Clock
Control
Start
Stop
Arbitration
Control
SCL
bus_clock
IIC
Registers