mcf5407 Freescale Semiconductor, Inc, mcf5407 Datasheet - Page 238

• Manufacturer Part Number: mcf5407
• Description: Mcf5407 Coldfire Integrated Microprocessor User
• Manufacturer: Freescale Semiconductor, Inc

Interface Features
Figure 8-1 is a block diagram of the I
Figure 8-1 shows the relationships of the I
8-2
• Start and stop signal generation/detection
• Repeated START signal generation
• Acknowledge bit generation/detection
• Bus-busy detection
• I
• I
• I
• I
• I
Divider Register
I
2
Registers and ColdFire Interface
C Frequency
2
2
2
2
2
C address register (IADR)
C frequency divider register (IFDR)
C control register (I2CR)
C status register (I2SR)
C data I/O register (I2DR)
(IFDR)
Control
Clock
Input
Sync
I
2
Figure 8-1. I
Register
C Control
(I2CR)
SCL
Start, Stop,
Arbitration
Control
and
MCF5407 User’s Manual
SDA
2
2
C module.
C Module Block Diagram
IRQ
I
2
Register
C Status
(I2SR)
2
C registers, listed below:
Compare
Register
Address
In/Out
Shift
Data
Address Decode
Internal Bus
Address
I/O Register
I
2
(I2DR)
C Data
I
2
C Address
Data MUX
Register
(IADR)
Data