MCU8051_SCH.pdf
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1、123456ABCD654321DCBAR1710KR1810KR1910KR2010KR2110KR2210KR2310KR2410KRST6P1.01P1.12P1.23P1.34P1.45P1.56P1.67P1.78Reset9P3.010P3.111P3.212P3.313P3.414P3.515P3.616P3.717XTAL218XTAL119GND20VCC40P0.039P0.138P0.237P0.336P0.435P0.534P0.633P0.732EA31ALE30PSEN29P2.728P2.627P2.526P2.425P2.324P2.223P2.122P2.02
2、1U1AT89C51VCCPRSTEC410uFR3110KAC8104VCS1122334455667788991010P1PT*PALEPSENP2P0P2P1P2P2P2P3P2P4P2P5P2P6P2P7P3P0P3P1P3P2P3P3P3P4P3P5P3P6P3P7P1P0P1P1P1P2P1P3P1P4P1P5P1P6P1P7P0P0P0P1P0P2P0P3P0P4P0P5P0P6P0P7P1P0P1P2P1P4P1P6P1P7P1P5P1P3P1P11122334455667788991010P3PT*1122334455667788991010P2PT*P3P0P3P1P2P0
3、P2P2P2P4P2P6P2P7P2P5P2P3P2P1P3P0P3P2P3P4P3P6P3P7P3P5P3P3P3P1PALEPSEN123PWS3CON3VCCIOVCSVCSGNDVCS123A333CON3123P3ACON3CU410uFCRY112MHzCA130pFCB130pFINCKOTCKOTCKINAVCCVCCIOGNDP3P0P3P1P1P7P1P6PRSTP1P5GNDVCCIO1122334455667788991010DLD2*123P3BCON3GNDGND1357911131517192468101214161820212325222426JCC1DB251357911131517192468101214161820212325222426JCC2DB25VCCGNDVCCIOGNDVCC1122334455667788991010P0PT*P0P0P0P2P0P4P0P6P0P7P0P5P0P3P0P1123ALECON3GND123CLK2CON310MHzINA10MHzDZ1VCCRV315K1GNDGNDGNDGNDVCCVCCVCCVCC
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