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ĦXT800:Ŷ¡ֻ
2010-01-14 21:15йֻԭߣ
AndroidǴˣGoogle˾ƳĻLinuxĿԴֻƽ̨˺ܶ೧̵Ȥйƶϵͳ֮ϼԼĶƷ񣬳Ϊˡ¡ġOMSϵͳȻTDһҵǶȻdzɹġžʵܶ࣬ûйԼġƷơ

ҲܣGoogle(ȸ)йAndroiḏ꣬ȥһֱӢijƺ߱ŤķΪϵͳGoogleעΪ[color=#FF0000]¡[/color]

ΪƲüҲûϵȻڽgoogleǹȸ裬ֻһŶѡȻע̱Կ¡ϵͳѾȽܵӡ

ǿֻĦ XT800()IJµAndroid 2.0֧CDMA2000GSMͬʱӲϲARMʷǿCortex-A8֧32GBMicro-SD洢չ洢֧GPSܣе̺Ӧܣ֧WAPI/Wi-Fi



Ħϣǵ֪ûõ1G Cortex-A8 S5PC110ſĿǰߵARMֻCPU



ΪֹڸƵʵ1GHzARM CORTEX-A8S5PC110ֳֻͨŲƷں 32/32KB/ָһ棬512KB档ǵ45nmƳ̼ͨ׵ĽCPUԼIntelĿǰŵAtomͯľƵʲ1.6G1GΪǾ߱ͬij͹ĺ45Ƴ̣ͬ512KB L2 CacheȻʵϿܾAtomкܴ࣬ҪףֻоƬͨרŶƵͨŵŻʵʱ־ԲףοS5PC110ӵе͵öĹġ

Ϊ֧δĸ岥S5PC110ĵø3Dͼ棬ͳ֧3DϷҪǻ֧1080p棬30fps֡ٽиƵط/¼ơͬʱûںHDMI1.3ӿڣһֻĸƵصĸӰͨҺʾҺӲš



S5PC11014x14ƽFBGAװpitchֵװࣩΪ0.5mmɼOneDRAM,mobile DDRԼLP DDR2ڴ档

רҵARM CORTEX-A8Ҫ˽Ϣ

ARMһǶʽṩ̣32λRISC CPUвȡͻƣƵ΢ṹѾv3չڵv7ARMv7ܹARMv6ܹĻϵġüܹThumb-2ARMThumbѹĻϷչģұ˶ִARMĴԡThumb-2ȴ32λʹ31%ڴ棬СϵͳͬʱܹṩеĻThumbĽ߳38%ܡARMv7ܹöNEONDSPý崦˽4ָ֧ĸ㣬һ3DͼΡϷӦԼͳǶʽӦõ󡣴⣬ARMv7ָ֧лӭϲӵJIT(Just In Time)DAC(DynamicAdaptlve Compilation)ʹá

CortexϵдǻARMv7ܹģΪCortcx-M3Cortex-RCortex-AࡣCortex-A8ARM˾ʷǿһƵΪ600MHz1GHz65׹£书ĵ300ߣȴߴ2000MIPS

Cortex-A8˸ӵˮ߹ܣǿĵӦãCortex-A8һŻװ/洢ˮߣ˳ִУִͬеijںˣӵ13ˮߣ10NEONýˮߣṩ2 DMIPS/MHZܣŻL1棬߷ô洢ٶȣ͹ģרõL2棬ڱʱ򣬿԰ѻ浱׼RAMдСãķӳҲԱ̿ƣлִм¼Ķ̬תԤΣⲻṩߴ95%׼ȷԣҲṩطŻЧԤдʧ

ڼ棬ʹܹܡЧʺʹܶȵThumb®-2״βǿNEONTMźŴչH.264MP3ýṩ١Cortex-A8Jazelle®-RCT JavaټʵʱJITͶ̬ʱ루DACṩŻͬʱڴռÿռߴ⣬´ڰȫ׺ְȨTrustZone®AMBA® 3 AXI™Э飬ʵֵ͹ĹIEMܡ

Cortex-A8ARM˾רṩµĺ⣨Artisan Advantage-CEµĿ⺯Ч쳣ٶȲ͹ġͬʱµĿ⺯ṩ˸߼ڴй©ƻơ

CPUٿĦ XT800ãֻĻÿ3.7Ӣʽֱʸߴ480x854أͷȻΪ500ص֧720PƵ㡣FM2.0+EDR3.5׶ףͬʱ֧micro-SDչ洢ܴ32GBĦ XT701()XT800ֱӽGPSλͬʱֻõ̹ܣӦ

ϣXT800ΪԲ澵׹ñºųʯͷᳪU6Ļ·˵ؼ͹ܼŴͬڵݴӦĻϷĦı־ΪдͲ͹߸Ӧ

ֻݽӿΪHDMIͬ໹հֻ3.5 mmףſڴֻ֡ͷȻΪ500ص֧720PƵ㡣ƵļΪҹƵṩõ֧֡½ǵ־䶨ƻݡ

µAndroid 2.0֧CDMA2000GSMͬʱӲϲARMʷǿCortex-A8֧32GBMicro-SD洢չ洢֧GPSܣе̺Ӧܣ֧WAPI/Wi-FiµAndriod 2.0ϵͳµUIƸԶĿһµסΪĻϾȻ

ڶ3GƳͨѶ189䡢ֵȡֻ˹ȸͼ书ǰAndriodϵͳֻǼͼ㹦ܣʹøӷ㡣

Źܷ棬ֻ˴ͳ9QWERTYȫ̺ȫд뷽ʽĦ뷨סAndriodϵͳûԲͬȻʮֵλ༭öź󣬿ʵʱѡͨCG͡ý巽棬ֻ֧FMֻſ3G翴Ƶоʱ¿ʾбͿݲ

û˶CPUͬʱ֧3G˫˫ARMʷǿCortex-A8ĸͣý崦ǿû۸ߴ6000ԪгܷܻҪȺ

ĵַ:http://www.cnonline.org/2010/article/11370.html

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