8202IC在车载DVD中起什么作用

SPHE8202是Sunplus(凌阳）DVD解码伺服IC,以8202T为例支持的功能如下：SOC (RF integrated) Support MPEG4 Support USB 2.0 (Full Speed) Support 3in1 Card Reader (SD, MS, MS-pro, MMC) SDRAM: Support 16 M bits to 256 M bits, with 16 bits mode ROM/FLASH: Support SPI flash Support boot-trap mode TV: 4 TV DAC output Support CCIR656 output Audio: internal DAC 2ch output, support AC3, DTS and SPDIF OUT Support IR / VFD interface Support SUNIF interface Support 8bits and full color Native Game pad 简单的说：DVD音视频解码，光头RF信号处理，伺服处理，USB/SD卡功能，等等，总之这样一片芯片就可完成大部分DVD所需要的功能