AD7 AD6 AD5 AD4 AD3 AD2 AD1 AD0 GND VDD VCC D7 14 D6 13 D5 12 D4 11 D3 10 D2 9 D1 8 D0 7 E 6 RW 5 RS 4 VSS 1 VDD 2 VEE 3 LC D 2 LM 032L X1 1.2M Hz C1 33p C2 33p XTAL2 18 XTAL1 19 ALE 30 EA 31 PSEN 29 RST 9 P0.0/AD0 39 P0.1/AD1 38 P0.2/AD2 37 P0.3/AD3 36 P0.4/AD4 35 P0.5/AD5 34 P0.6/AD6 33 P0.7/AD7 32 P 2.7/A15 28 P2.0/A8 21 P2.1/A9 22 P 2.2/A10 23 P 2.3/A11 24 P 2.4/A12 25 P 2.5/A13 26 P 2.6/A14 27 P1.0 1 P1.1 2 P1.2 3 P1.3 4 P1.4 5 P1.5 6 P1.6 7 P1.7 8 P3.0/RXD 10 P 3.1/TXD 11 P3.2/IN T0 12 P3.3/IN T1 13 P3.4/T0 14 P3.7/R D 17 P3.6/WR 16 P3.5/T1 15 U2 80C 51 PROG RAM =..\..\coding\coding.hex T1IN 11 R 1O U T 12 T2IN 10 R 2O U T 9 T1O U T 14 R1IN 13 T2O U T 7 R2IN 8 C 2+ 4 C 2- 5 C 1+ 1 C 1- 3 VS+ 2 VS- 6 U1 M AX 232 Fingerprintm odule Tx Rx G nd R L1 G 2R -1E-D C24 PC C4 10m f C3 12p Rx G nd Q1 BC 547 D1 DIO DE R 100k RESET C5 CAP R1 2.7k VCC VCC START S tart B utton
