IMX51A 查看數據表（PDF） - Freescale Semiconductor

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IMX51A

i.MX51A Automotive and Infotainment Applications Processors

Freescale Semiconductor 

1.2 Block Diagram

Figure 1 shows the functional modules of the processor.

Digital

Audio

DDR

Memory

NOR/Nand Battery Ctrl USB

Camera 1 LCD Display 1

Flash

Device Dev/Host Camera 2 LCD Display 2

ATA HDD

External

Memory I/F

Smart DMA

(SDMA)

SPBA

SDMA Peripherals

eSDHC (4)

UART

SPDIF Tx

SSI

eCSPI (1 of 2)

SIM

FEC

P-ATA

Fuse Box

USB PHY

Application Processor Domain (AP)

TV Encoder

USB OTG +

3 HS Ports

Internal

RAM

(128 Kbytes)

Boot

ROM

Security

SAHARA

Lite

RTIC

SCC

SRTC

CSU

TZIC

T im ers

WDOG (2)

GPT

EPIT (2)

Image Processing

Subsystem

ARM Cortex A8

Platform

ARM Cortex A8

Neon and VFP

L1 I/D cache

L2 cache

ETM, CTI0,1

Video

Proc. Unit

(VPU)

3D Graphics

Proc Unit

(GPU)

Graphics

Memory

(128 Kbytes)

2D Graphics

Proc Unit

(GPU2D)

AP Peripherals

eCSPI (2)

CSPI

UART (3)

AUDMUX

I2C(2),HSI2C

1-WIRE

PWM (2)

IIM

IOMUXC

KPP

GPIOx32 (4)

SJC

SSI (3)

FIRI

Debug

DAP

TPIU

CTI (2)

Clock and Reset

PLL (3)

CCM

GPC

SRC

XTALOSC

CAMP (2)

Introduction

JTAG

IrDA

XVR

Bluetooth

WLAN

U SB -OT G

XVR

MMC/SDIO

Keypad

Access.

Conn.

Figure 1. Functional Block Diagram

i.MX51A Automotive and Infotainment Applications Processors, Rev. 2

Freescale Semiconductor

3

Preliminary—Subject to Change Without Notice

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