Freescale 公司的MPC5121e 是32位嵌入式多核處理器，具有極好的計(jì)算功能，主要用于汽車電子和消費(fèi)類電子，包括需要網(wǎng)絡(luò)連接，圖像和圖像用戶接口的嵌入式解決方案。

基于Power Architecture™的e300核，MPC5121e能為未來的開發(fā)提供高質(zhì)量，高可靠的高性能。本文介紹了MPC5121e的主要性能，方框圖以及主要應(yīng)用范圍。此外，還介紹了MPC5121e開發(fā)系統(tǒng)ODM參考板的主要性能和特性。

MPC5121e Multi-core processor for automotive and consumer applications
The MPC5121e 32-bit embedded processor provides an exceptionalcomputing platform for OEM, aftermarket, commercial telematics, and consumer applications, including embedded solutions requiring network connectivity, graphics and a graphical user interface. Based on the e300 core built on Power Architecture™ technology,the MPC5121e embedded processor will deliver quality, reliability and high performance for years to come.

Overview
The latest in integrated processors, Freescale’s MPC5121e provides a computing
platform for OEM, aftermarket, commercial telematics, and consumer applications.
The MPC5121e uses an e300 core built on Power Architecture™ technology and is ideal
for any embedded solution that requires sophisticated displays, graphics acceleration,
rich user-interfaces and network connectivity.
The MPC5121e multi-core processor offers competitive cost, quality, reliability and
exceptional performance.

主要應(yīng)用：
Telematics
Rear-seat entertainment systems
Back-up camera implementations
Vehicle connectivity
Gaming and pachinko machines
Set-top boxes
Surveillance and security systems
Ultra-mobile PCs
Industrial control
Heavy equipment
High resolution display applications

主要特性：
ITU 656 interface
e300 core built on Power Architecture technology
Up to 400 MHz and 760 MIPS performance
AXE, a fully programmable, 200 MHz 32-bit RISC core for real-timeacceleration tasks,
such as audio
PowerVR® MBX Lite 2D/3D graphics engine
DIU integrated display controller supports up to XGA resolution
12 programmable serial controllers (PSC) Specifications
32 KB instruction cache/32 KB data cache
SDRAM DDR1/DDR2/mobileDDR controller
Instruction and data memory management unit (MMU)
Double precision floating point unit (FPU)
10/100 Fast Ethernet media access controller (MAC)
Three I2Cs
PCI 2.3 interface
Two USB 2.0 High Speed On-The-Go
(OTG), one with physical layer (PHY)
12 programmable serial controllers (PSC) each capable of UART, I2S, Codec/PCM,
AC97, SPI, multi-channel data and other operations
Serial Advanced Technology Attachment/ Parallel Advanced Technology Attachment
(SATA/PATA)
Four controller area network (CAN) modules
64-channel intelligent DMA I/O controller
Sony/Philips Digital Interface Format (S/PDIF) serial audio interface
Secure Digital High-Capacity (SDHC) MMC/SD/SDIO card host controller

圖1。MPC5121e方框圖
Design Challenges/Development Support
The integration features of the MPC5121e are optimal for automotive center stack systems where an LCD display is desired for driver interface-to-vehicle systems. These same features are also well-suited for advanced security systems, particularly where an LCD display is desired for user interface and live monitoring.
mobileGT™ Products
The MPC5121e is the latest addition to the mobileGT family of processors. With the consistent application of the e300 CPU core, software support and compatibility already exists, providing for a rich ecosystem of development tools and support. Freescale plans to enable significant levels of firmware and software driver support. This will include popular real-time operating systems from Green Hills, QNX and Wind River, as well as
open-source Linux® solutions.
MPC5121e開發(fā)系統(tǒng)ODM參考板
MPC5121e Advanced Development
System ODM Reference Board
This is the first in the latest mini-ITX embedded mainboard solutions from Freescale and STx.
MPC5121e開發(fā)系統(tǒng)ODM參考板主要特性：
Mini-ITX Mainboard
LVDS 24-bit (LCD), VGA, HDMI, video
Stereo audio with AC97, in/out/aux
SATA/PATA (IDE)
PCI, mini-PCI (radio slots)
10/100 Ethernet copper
RS232, CAN (2 each, Dsub and RJ)
DDR2 RAM with power save hibernate
NOR, NAND and backup flash
Local bus IO connector
USB A, B, OTG
JTAG and control CPLD ruggedization service
Industrial temperature -40°C to +85°C or more
Thermal cycle/burn-in
Shock, vibration
Coating/humidity
Call for custom
Future Add-On Feature Modules
Bluetooth® radio
Camera/image capture
Microphone
GPS module
Echo cancellation module
Profibus/fieldbus
Available MINI-ITX Accessories
Cases and customized backplate with silkscreen
LCD panel or monitor, inverter, touchscreen
Radios: USB 802.11 and
MiniPCI WiMAX
DRAM modules and memory upgrades
Hard drive (IDE or SATA) or solid-state (FLASH)
CD-ROM or DVD drive
PCI riser cards or other peripherals inside the case
Cables of every kind:
Power: ATX/ 4-pin
ATX/AC extender
IDE, ultra IDE
SATA: data and power
LVDS video (LCD)
VGA/HDMI
VGA splitter
USB
FireWire 1394
232, 422, CAN, J1850
Audio RCA
And more
Software
Operating systems
Linux
QNX
Other IDE and RTOS
Graphics solutions
ALT
Tilcon
KDE
Cellular connectivity
GPS location
Touchscreen
Bluetooth® technology
Voice recognition
Wireless (802.11, 802.16)
Database client