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1 2 3 4 5 D C B A U1E RECE 11 10 NRECE 74LS04 U1A DO0 1 2 DOL0 74LS04 U1B DO1 3 4 DOL1 74LS04 U1C DO2 5 6 DOL2 74LS04 U1D DO3 9 8 DOL3 74LS04 JP1 HEADER 8X2 1 3 5 7 9 11 13 15 2 4 6 8 10 12 14 16 CS0 CS1 CS2 CS3 LCS0 LCS1 LCS2 LCS3 AD10 AD11 AD12 AD13 AD14 AD15 AD16 AD17 S2 SW-SPDT S3 SW-SPDT S4 SW-SPDT S5 SW-SPDT S6 SW-SPDT S12 SW-SPDT S13 SW-SPDT S14 SW-SPDT LAD10 GND LAD11 GND LAD12 GND LAD13 GND LAD14 GND LAD15 GND LAD16 GND LAD17 GND 1 2 3 4 Title Size B Date: File: 5 Number Revision 27-Apr-2004 Sheet of E:\文档\台式文档\wireless\硬件\wireless.DDBDrawn By: 6 AD10 AD11 AD12 AD13 AD14 AD15 AD16 AD17 1 2 3 4 5 6 7 8 9 U2 A0 A1 A2 A3 A4 A5 A6/D5 A7/D4 Vss Vcc Dout OSC2 OSC1 TE A11/D0 A10/D1 A9/D2 A8/D3 PT2262 VCC 18 17 16 15 14 13 12 11 10 R1 3.3M Dout SEND DI0 DI1 DI2 DI3 AD20 AD21 AD22 AD23 AD24 AD25 AD26 AD27 1 2 3 4 5 6 7 8 9 U3 A0 A1 A2 A3 A4 A5 A6/D5 A7/D4 Vss Vcc VT OSC2 OSC1 Din A11/D0 A10/D1 A9/D2 A8/D3 PT2272 VCC 18 17 16 15 14 13 12 11 10 RECE Din DO0 DO1 DO2 DO3 R2 680K 2 4 6 8 11 13 15 17 1 19 DOL0 DOL1 DOL2 DOL3 U4 1A1 1A2 1A3 1A4 2A1 2A2 2A3 2A4 1G 2G 74LS244 CS 1Y1 1Y2 1Y3 1Y4 2Y1 2Y2 2Y3 2Y4 18 16 14 12 9 7 5 3 DD0 DD1 DD2 DD3 J1 1 2 3 4 TX C1 104 VCC DOUT GND ATX J? 1 CON1 ATX C2 104 VCC VCC DIN DIN GND GND J2 1 2 3 4 5 6 7 8 RX D1 R3 680 AD20 AD21 AD22 AD23 S7 SW-SPDT S8 SW-SPDT S9 SW-SPDT S10 SW-SPDT AD24 S11 SW-SPDT AD25 S15 SW-SPDT AD26 S16 SW-SPDT AD27 S17 SW-SPDT LAD20 GND LAD21 GND LAD22 GND LAD23 GND LAD24 GND LAD25 GND LAD26 GND LAD27 GND VCC LAD10 LAD11 LAD12 LAD13 LAD14 LAD15 LAD16 LAD17 VCC LAD20 LAD21 LAD22 LAD23 LAD24 LAD25 LAD26 LAD27 RP1 1 2 3 4 5 6 7 8 9 4.7K RP2 1 2 3 4 5 6 7 8 9 4.7K DI0 DI1 DI2 DI3 SEND CON1 CON1 CON1 CON1 J3 1 J4 1 J5 1 J6 1 J7 1 CON1 J8 CON1 J9 CON1 1 1 CON1 J10 1 CON1 J11 1 CON1 J12 1 CON1 J13 1 J14 1 CON1 DOL0 DOL1 DOL2 DOL3 RECE NRECE CS 6 XJ1 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 LCS0 LCS1 LCS2 LCS3 DA4 DA5 DA6 DA7 A8 A9 A10 A11 CS0 CS1 CS2 CS3 VCC GND DA0 DA1 DA2 DA3 DD0 DD1 DD2 DD3 DD4 DD5 DD6 DD7 ALE IOWR IORD NC XJ2 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 D C B A
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