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1122334455667788DDCCBBAATitleNumberRevisionSizeA3Date:2014-3-31SheetofFile:C:\DocumentsandSettings\..\Sheet1.SchDocDrawnBy:C10105CS1SO2WP3GND4SI5SCK6HOLD7VCC8U3A25Q32SPI-CSSPI-DI+3V3SPI-CLKSPI-DO+3V3DACL1DACR2VDDIO3LDO5V4VSSIO5P23/P246P257P268P279VPP/P4610P1711P1612P0113P0014P0515P0216P2017P2118P2219USBDM20USBDP21DACVDD22VCOM23DACVSS24U1JQ6500-24SSDAC-LDAC-RC2104C1105C4105DPDMSD-DATSD-CMDSD-CLK+3V3VCCVPP/IRADKEYRXTXSPI-CSSPI-DISPI-CLKSPI-DOR6100RSPI-DOR1330R+3V3SD-CMDSD-CLKSD-DATTFR74R7R83K3C1110512CMD3VDD4CLK5GND6DAT78DET91201110TFBUSYGNDNCDPDMVCC512346789USB1DMDPVCCR547KVCCSHUTDOWN/1BYPASS2IN+3IN-4VO15VDD6GND7VO28U28002AR320KR420KDAC-LDAC-RVO1VO2C6105C7105C5105C8104C9475功放ADK1GND1122D1LEDADKEY+3V3R1822KR9100KR1051KC12101R1133KR1224KR1315K按键C3475GNDOneTwoThreeFourFiveBUSYR1410kR156.2KR163.3KR170RNEXTPREVPLAYMODEV+V-R8可不要如果U1不接spiflsh第十二脚必须接地MODEPREVNEXTPLAY模式选择（选择播放SPIFLSH还是TF卡或者U盘里面的内容）短按上一曲长按音量减短按下一曲长按音量加播放或暂停ADK1+3V3R1922KR20R_ADR20的阻值对应功能悬空24K33K51K脉冲可重复电平保持可循环电平非保持可循环脉冲不可重复PIC101PIC102COC1PIC201PIC202COC2PIC301PIC302COC3PIC401PIC402COC4PIC501PIC502COC5PIC601PIC602COC6PIC701PIC702COC7PIC801PIC802COC8PIC901PIC902COC9PIC1001PIC1002COC10PIC1101PIC1102COC11PIC1201PIC1202COC12PID101PID102COD1PIP101PIP102PIP103PIP104PIP105PIP106PIP107PIP108PIP109PIP1010PIP1011PIP1012PIP1013PIP1014COP1PIP201PIP202PIP203PIP204PIP205PIP206PIP207PIP208PIP209PIP2010PIP2011PIP2012PIP2013PIP2014COP2PIR101PIR102COR1PIR301PIR302COR3PIR401PIR402COR4PIR501PIR502COR5PIR601PIR602COR6PIR701PIR702COR7PIR801PIR802COR8PIR901PIR902COR9PIR1001PIR1002COR10PIR1101PIR1102COR11PIR1201PIR1202COR12PIR1301PIR1302COR13PIR1401PIR1402COR14PIR1501PIR1502COR15PIR1601PIR1602COR16PIR1701PIR1702COR17PIR1801PIR1802COR18PIR1901PIR1902COR19PIR2001PIR2002COR20PITF100PITF101PITF102PITF103PITF104PITF105PITF106PITF107PITF108PITF109PITF1010PITF1011PITF1012COTF1PIU101PIU102PIU103PIU104PIU105PIU106PIU107PIU108PIU109PIU1010PIU1011PIU1012PIU1013PIU1014PIU1015PIU1016PIU1017PIU1018PIU1019PIU1020PIU1021PIU1022PIU1023PIU1024COU1PIU201PIU202PIU203PIU204PIU205PIU206PIU207PIU208COU2PIU301PIU302PIU303PIU304PIU305PIU306PIU307PIU308COU3PIUSB101PIUSB102PIUSB103PIUSB104PIUSB105PIUSB106PIUSB107PIUSB108PIUSB109COUSB1PIC101PIC1002PIR701PIR1802PIR1902PIU103PIU303PIU307PIU308NL03V3PIP108PIR1901PIR2002PIU1016NLADK1PIC1202PIP109PIR902PIR1002PIR1102PIR1202PIR1302PIR1402PIR1502PIR1602PIR1702PIR1801PIU1015NLADKEYPIP106PIR102PIU1011NLBUSYPIC701PIP102PIU102NLDAC0LPIC601PIP101PIU101NLDAC0RPIP203PIU1020PIUSB102NLDMPIP204PIU1021PIUSB103NLDPPIP209PIR1301NLFivePIP208PIR1201NLFourPIC102PIC202PIC302PIC402PIC501PIC801PIC901PIC1001PIC1101PIC1201PID102PIP1012PIP1013PIP2012PIP2013PIR2001PITF100PITF106PITF1010PITF1011PITF1012PIU105PIU1024PIU201PIU207PIU304PIUSB105PIUSB106PIUSB107PIUSB108PIUSB109PIC401PIU1023PIC502PIU202PIU203PIC602PIR301PIC702PIR401PIC1102PIR702PITF104PID101PIR101PIP105PIR302PIR402PIR502PIU204PIR802PITF109PIR1401PITF101PITF102PITF108PIU108PIU109PIU1022PIUSB104PIP2010PIR1501NLNEXTPIP205PIR901NLOnePIR1701NLPLAYPIP2011PIR1601NLPREVPIP104PIU107NLRXPIR801PITF105PIU1017NLSD0CLKPITF103PIU1018NLSD0CMDPITF107PIU1019NLSD0DATPIU1014PIU306NLSPI0CLKPIU1012PIU301NLSPI0CSPIR602PIU302NLSPI0DIPIR601PIU1013PIU305NLSPI0DOPIP207PIR1101NLThreePIP206PIR1001NLTwoPIP103PIU106NLTXPIP1010NLV0PIP1011NLV0PIC201PIC301PIC802PIC902PIP1014PIP2014PIU104PIU206PIUSB101PIP201PIU208NLVO1PIP202PIR501PIU205NLVO2PIP107PIU1010NLVPP0IR