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1122334455667788DDCCBBAATitleNumberRevisionSizeA3Date:2013/9/3SheetofFile:C:\Users\..\ISD17xxSchVer2.1.schDrawnBy:VCCD1LED2RESET3MISO4MOSI5SCLK6SS7Vssa8Analn9Mic+10Mic-11Vssp212SP-13Vccp14SP+15Vssp116AUD/AUX17AGC18VOL19Rdsc20Vcca21FT22PLAY23REC24ERASE25FWD26INT/RDY27Vssd28U1ISD1700C50.1uFAl_inAl_outR580KC94.7uF/25VR21KD1LEDISD_MISOISD_MOSIISD_SCLKISD_SSC10.1uFVCCC100.1uFC84.7uF/16VC114.7uF/16VC120.1uFY1C1430pC1530pC1310uF/16Vmcu_restC1-3VDD2C1+1C2-5C2+4VEE6T2OUT7R2IN8R2OUT9T2IN10T1IN11R1OUT12R1IN13T1OUT14GND15VCC16U4MAX2320.1uFC220.1uFC240.1uFC250.1uFC210.1uFC231234J4Header4D5LEDRS_TXRS_RXR10330x1x2MCU_RXDMCU_TXD10KR8VCCVCCVCCMCU_RXDMCU_TXD162738495DB1Comment:RS_RXRS_TXVCC+-D1D2USBMUSB1Comment:+5VGD2ZD5.1R31KD3RED_LEDVCC123J1Header3+5VG+5VG2+C3C4VCCMIC+MIC-R14.7KR44.7KR64.7KVCC12MIC1Header2C6C70.1uFC24.7uF/25V112233445566778899J2DC_JACK+5VG2123456789PR18*10KSP+SP-SP-SP+Al_out1122K111122K101122K91122K8VCCP00P01P02P0312345678P1Header812345678P2Header812345678P3Header812345678P4Header8P10P11P12P13P14P15P16P17P32P33P34P35P36P37P10P11P12P13P14P15P16P17R71KP32P33P34P35P36P37MCU_RXDMCU_TXD1234P5Header41234P6Header4VCC1122K11122K21122K31122K41122K51122K6RDYRDYFWDERASERECPLAYVOLFTVOLPLAYERASERECFWDFT1122K7P23P20P21P22ISD_MISOISD_MOSIISD_SCLKISD_SSP1.01P1.12P1.23P1.34P1.45P1.56P1.67P1.78RST/VPD9P3.0/RxD10P3.1/TxD11P3.2/INT012P3.3/INT113P3.4/T014P3.5/T115P3.6/WR16P3.7/RD17XTAL218XTAL119GND20P2.021P2.122P2.223P2.324P2.425P2.526P2.627P2.728PSEN29ALE/PROG30EA/Vpp31P0.732P0.633P0.534P0.435P0.336P0.237P0.138P0.039VCC40IC189S51P24P25P26P27D4P00P01P02P03ISD_MISOISD_MOSIISD_SCLKISD_SSP23P20P21P22P24P25P26P27Q1S8050C180.1uF390R18VCCAUXSpeakerSPKSpeaker123J?Header3R?60KROSCROSCBillofMaterialsBillofMaterialsForProject[FreeDocuments](NoPCBDocumentSelected)SourceDataFrom:FreeDocumentsProject:FreeDocumentsVariant:NoneCreationDate:2013/9/321:48:07PrintDate:4152041520.90854#ColumnNameError:Footprint#ColumnNameError:Comment#ColumnNameError:LibRef#ColumnNameError:Designator#ColumnNameError:Description#ColumnNameError:Quantity0ApprovedNotes