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EVALU8R Datasheet(PDF) 26 Page - List of Unclassifed Manufacturers |
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EVALU8R Datasheet(HTML) 26 Page - List of Unclassifed Manufacturers |
26 / 26 page 1 2 3 4 5 6 7 8 A B C D 8 7 6 5 4 3 2 1 D C B A Title Number Revision Size A3 Date: 4-Sep-1998 Sheet of File: C:\PROTPCB\JOHN\40OEM\NEWEVAL1.SCH Drawn By: 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 U1 89C2051 SL1 1K S1 1 2 3 LINK1 1 2 3 LINK2 BZ1 PIEZO R2 2K2 R3 10K VCC SL2 1K XT1 CRYSTAL C1 33pF C2 33pF S2 S3 S4 VCC TR1 BC337 TR2 BC337 TXD DATA RXD DATA 1 2 3 4 5 6 7 8 9 CON3 RS232 D TYPE F D3 1N4148 R9 10K R4 10K C7 10uF 10V S5 TR3 BC327 R5 10K D4 1N4148 D5 1N4148 R1 1K C8 100nF 65uA CURRENT SOURCE AREF AIN C9 100nF R6 4K7 R7 4K7 D6 1N4148 D7 1N4148 VCC R8 100K Vin 1 +5V 3 U3 LM7805CT C3 100nF C4 100nF C5 47uF 25V 1 2 3 CON4 POWER D1 1N4002 D2 1N4002 VCC +5V +9V TO 25V 0V C6 10uF 10V 1 2 3 CON5 ANALOGUE D8 1N4148 1 2 CON7 ADAPTOR SOCKET CON8 REMOTE PROGRAMMING P1.5 P1.4 R10 10K C10 10uF 10V LINK4 R11 120R VCC LINK3 VCC S6 1 2 3 LINK5 LED9 R12 1K 1 2 3 LINK6 P1.6 P1.7 A A B B C C RESET C B A A B C C B A C B A LARGE NUMBERS EG: 1 DESIGNATE THE PCB COMPONENT IDENTS OF THE PCB LINKS AND LED IDENTIFIERS REF AIN 0V +5V +V 0V 8051 LINK A & B, AVR = LINK B & C 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 U2 89C51 1 2 3 4 5 6 7 8 9 10 CON9 CON10 1 2 3 4 5 6 7 8 9 10 CON11 CON10 P0.0 P0.1 P0.2 P0.3 P0.4 P0.5 P0.6 P0.7 P2.0 P2.1 P2.2 P2.3 P2.4 P2.5 P2.6 P2.7 P1.0 P1.1 P1.2 P1.3 P1.4 P1.5 P1.6 P1.7 RST P3.0 P3.1 P3.2 P3.3 P3.4 P3.5 P3.6 P3.7 XTAL2 XTAL1 GND RST P1.0 P1.1 P1.2 P1.3 P2.0 P2.1 P2.2 P2.3 P2.4 P2.5 P2.6 P2.7 VCC GND VCC GND EA ALE PSEN VCC EA ALE PSEN 1 2 3 4 5 6 7 8 U4 8PIN 8 PIN SITE 1 2 3 4 CON10 CON4 1 2 3 LINK9 CON3 1 2 3 LINK10 CON3 GND VCC P1.5 1 2 3 LINK12 CON3 1 2 3 LINK7 CON3 1 2 3 LINK8 CON3 1 2 3 LINK11 CON3 P1.3 RST P1.2 XTAL1 P1.4 XTAL2 P1.1 SCK2 P1.7 P1.6 C11 100nF 1 SL3 SILR8 1 SL4 SILR8 P0.0 P0.1 P0.2 P0.3 P0.4 P0.5 P0.6 P0.7 P2.0 P2.1 P2.2 P2.3 P2.4 P2.5 P2.6 P2.7 9v 9v+ PWR LED R50 470R VCC |
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