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1、RadioFans.CN 收音机爱 好者资料库 CHECKED:DRAWN: SHEET: 10802 47th Avenue West Mukilteo WA 98275-5098 BY DCBY RJ 11 SR 1 Remote 101139A H:SR1101139.SCH19-Dec-1997 of ACTION: R 1 RE 2 DE 3 D 4 VCC 8 B 7 A 6 GND 5 Z1 MAX483 +5V Gnd DRV/RCV RX R1 75 R2 75 Y1 11.0592 MHz C1 22pF C2 22pF Gnd P3.0 RX0 11 EA VPP WAI
2、T 35 PO.3/AD3 40 PO.4/AD4 39 P0.2/AD2 41 PO.5/AD5 38 P0.1/AD1 42 P0.6/AD6 37 P0.0/AD0 43 P0.7/AD7 36 P1.0/T2 2 P1.1/T2EX 3 P1.2 4 P3.1 TX0 13 P1.3 5 P3.4 TO 16 P1.4 6 P1.5 7 P3.6/WR 18 P1.6 8 P3.5 T1 17 P1.7 9 PSEN 32 ALE 33 P2.3/AD11 27 P2.2/AD10 26 P2.1/AD9 25 P2.0/AD8 24 RESET 10 P3.2 INTO 14 P3.
3、3 INT1 15 VDD 44 P3.7/RD 19 VSS 22 XTAL2 20 XTAL1 21 P2.4/AD12 28 P2.5/AD13 29 P2.6/AD14 30 P2.7/AD15 31 Z2 SAB-C501 18 27 36 45 S1 ADDRESS Gnd Gnd + C3 10/16 +5v Gnd +5V . L1 220pF C4 0.1 Gnd C6 0.1 Gnd TP1 ROW_1 ROW_2 ROW_3 ROW_4 2 3 4 1 5 J1A GND +5V SDATA SCLK RLEDS BA+V-VSHLD +C7 3.3/16C9 0.1 G
4、NDGND GND C10 0.1 GND +5V +C8 3.3/16 GND R3 750R4 750R5 750R6 750 13 2 GND I O Q1 78L05 AB C S2A 1 2 3 4 5 6 7 8 9 10 11 12 S2B SER 14 SRCLK 11 SRCLR 10 RCLK 12 E 13 O0 15 O1 1 O2 2 O3 3 O4 4 O5 5 O6 6 O7 7 QH VCC 16 GND 8 Z3 74HC595 +5V GND GND SCLK SDATA RLEDS 1 2 3 4 5 6 7 8 J2 1 2 3 4 5 6 7 8 J3 GndGnd TX I/O BOARD +5V+5V +C5 3.3/16 ST1ST2 . L2 220pF . L3 220pF RadioFans.CN 收音机爱 好者资料库