MCF5253 데이터 시트보기 (PDF) - Freescale Semiconductor
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MCF5253 Datasheet PDF : 32 Pages
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1.2 Block Diagram
Figure 1 illustrates the functional block diagram of the MCF5253 processor.
Debug
Module
with JTAG
Instruction
8K Cache
ColdFire
CF2 Core
64K KRAM1 140 MHz
64K KRAM0
“Backdoor” Interface
Standard ColdFire Peripheral Blocks
Timer
5x08
DMA
5x08
Arbiter
I2C
UART (3)
5x08
Interrupt
E-bus
SDRAM
Interface
E-bus
MUX
FlexCAN Pins
CRIN/CROUT Pins
RTC Pins
16 Kbyte
SRAM
Translator
2x FlexCAN
Controller
Clock
PLL
XTAL
Oscillator
Real-Time
Clock
ARB
DMA
Interrupt
Controller
SPI
Interface
Audio
Interfaces
AD
Logic
Memory Stick/SD
Interface
USB 2.0
OTG Controller
ATA
Controller
SmartMedia
USB
PHY
USB XTAL
Oscillator
Figure 1. MCF5253 Block Diagram
Introduction
Timer Pins
I2C Pins
UART Pins
SDRAM
SRAM
IDE
BUFENB1
BUFENB2
IDE_DIOR
IDE_DIOW
IDE_IORDY
SPI Pins
Audio Interface
Pins
AD IN Pins
FlashMedia
Pins
USB Analog
USB XTAL Pins
ATA Pins
MCF5253 ColdFire Processor Data Sheet: Technical Data, Rev. 2
Freescale Semiconductor
3
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