27各脚位电压(以U9输出5V为例):脚位15TXAC_16TXAC+17Power18GND19TXA3_20TXA3+/(SV4)CV2inputCortez(B1)C9inputAV1C10/C14/C15inputYPbPrC20inputAV2C31inputAV3C38/C39inputY/C(Svideo)CortezVideooutputU23outputBDATA(0..7)C277(XTALI)(XTALO)(2-SCL)(2-SDA):R501(/RESET)(C253)A113CVBS2(C257)A124AV1-V(C263)A114AV2-V(C269)A111AV3-V(C273)A144Svideo-Y(C282)A112Svideo-C(C293)12Tunner1引脚定义:Tunner2引脚定义:Five:Audiooutputtoloudspeaker
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