mcf5307cft90b Freescale Semiconductor, Inc, mcf5307cft90b Datasheet - Page 10
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mcf5307cft90b
Manufacturer Part Number
mcf5307cft90b
Description
Mcf5307 Coldfire Integrated Microprocessor User
Manufacturer
Freescale Semiconductor, Inc
Datasheet
1.MCF5307CFT90B.pdf
(484 pages)
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Paragraph
Number
7.1
7.1.1
7.2
7.2.1
7.2.2
7.2.3
7.2.4
7.3
7.4
7.4.1
7.4.2
7.5
8.1
8.2
8.3
8.4
8.4.1
8.4.2
8.4.3
8.4.4
8.5
8.5.1
8.5.2
8.5.3
8.5.4
8.5.5
8.6
8.6.1
8.6.2
8.6.3
8.6.4
8.6.5
8.6.6
8.6.7
x
Overview............................................................................................................. 7-1
PLL Operation .................................................................................................... 7-2
PLL Port List ...................................................................................................... 7-3
Timing Relationships .......................................................................................... 7-4
PLL Power Supply Filter Circuit ........................................................................ 7-6
Overview............................................................................................................. 8-1
Interface Features................................................................................................ 8-1
I
I
Programming Model ........................................................................................... 8-6
I
2
2
2
C System Configuration................................................................................... 8-3
C Protocol ........................................................................................................ 8-3
C Programming Examples ............................................................................. 8-10
PLL:PCLK Ratios........................................................................................... 7-2
Reset/Initialization .......................................................................................... 7-2
Normal Mode.................................................................................................. 7-2
Reduced-Power Mode..................................................................................... 7-2
PLL Control Register (PLLCR)...................................................................... 7-3
PCLK, PSTCLK, and BCLKO ....................................................................... 7-4
RSTI Timing ................................................................................................... 7-5
Arbitration Procedure ..................................................................................... 8-4
Clock Synchronization.................................................................................... 8-5
Handshaking ................................................................................................... 8-5
Clock Stretching ............................................................................................. 8-5
I
I
I
I
I
Initialization Sequence.................................................................................. 8-10
Generation of START................................................................................... 8-10
Post-Transfer Software Response................................................................. 8-11
Generation of STOP...................................................................................... 8-12
Generation of Repeated START................................................................... 8-12
Slave Mode ................................................................................................... 8-13
Arbitration Lost............................................................................................. 8-13
2
2
2
2
2
C Address Register (IADR) ......................................................................... 8-6
C Frequency Divider Register (IFDR)......................................................... 8-7
C Control Register (I2CR) ........................................................................... 8-8
C Status Register (I2SR).............................................................................. 8-9
C Data I/O Register (I2DR) ....................................................................... 8-10
Freescale Semiconductor, Inc.
For More Information On This Product,
Phase-Locked Loop (PLL)
Go to: www.freescale.com
MCF5307 User’s Manual
CONTENTS
I
Chapter 7
Chapter 8
2
C Module
Title
Number
Page
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