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我在德州仪器官方网站看到大S用的OMAP310型号的CPU规格，得知它的标准额定频率是144MHz，现在我们把它超到150MHz 应该是没有什么问题的吧，不知散热咋处理？？我把德州官方的OMAP310的规格说明贴上，大家看看。
******OMAP310 - Availability Disclaimer*******
The OMAP310 processor is a power-efficient, TI-enhanced ARM925 application processor that targets cost-sensitive 2.5G and 3G handsets and PDAs. It is intended for high-volume wireless handset manufacturers and is not available through distributors.
OMAP310 Features:
Low-Power, High-Performance CMOS Technology
Low-voltage 130 nm technology
TI925T ARM9TDMI Core
Up to 144 MHz (maximum frequency)
Voltage: 1.5v nominal
16KB I-cache; 8KB D-cache
Support for 32-bit and 16-bit (Thumb mode) instruction sets
Data and program MMUs
Two 64-entry translation look-aside buffers (TLBs) for MMUs
17-word write buffer
192-KB of shared internal SRAM - frame buffer
Memory Traffic Controller (TC)
16-bit EMIFS external memory interface
16-bit EMIFF external memory interface
9-Channel System DMA Controller
Digital Phase-Locked Loop (DPLL) for MPU/DSP/TC Clocking Control
IEEE Standard 1149.1 (JTAG) Boundary Scan Logic
Application Subsystem
Supports all major operating systems
Three 32-bit timers and watchdog timer
32-kHz timer
Level1/Level2 interrupt handlers
USB1.1 host interface with up to 3 ports
USB1.1 function interface
One integrated USB transceiver for either host or function
Multichannel buffered serial port (McBSP)
I²C master and slave interface
Micro-wure serial interface
MMC/SD interface
HDQ/1-wire interface
Camera interface for CMOS sensors
ETM9 trace module for TI925T debug
Keyboard matrix interface (6 x 5 or 8 x 8)
Up to 10 MPU general-purpose I/Os
Pulse-width tone (PWT) interface
Pulse-width light (PWL) interface
Two LED pulse generators
Real-time clock
LCD controller with dedicated system DMA channel
Two multichannel buffered serial ports
Two multichannel serial interfaces
Three UARTs (one supporting SIR mode for IrDA)
Four interprocessor mailboxes
Up to 14 shared general-purpose I/Os
289-ball, 12 mm x 12 mm MicroStar BGA™ Package
[ 本帖最后由 liuhuiokyx 于 2006-1-11 16:00 编辑 ] |
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OMAP310
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发表于 2006-1-11 15:58:12
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发表于 2006-1-11 18:52:23
发表于 2006-1-12 00:37:43