,OrCAD INC., Layout Database V7.001 dD:\C52EVB\C52V2.DSNd BRIDGE_24132 `_5u2u4u3u BRIDGE_24132p_2u5u3u2u4u4u5uCRYSTAL12 @>2u3uCRYSTAL12P>2u2u3u3u 74HC00_4AAABAYBABBBYCACBCYDADBDY c AAABAYBABBBYCACBCYDADBDY 74HC00_41234569108121311c 2u2u3u3u4u4u5u5u7u6u8u7u9u:u:u;uu=u=u>u3u?u4uAu5uBu6uCu7uHM62256A0A1A2A3A4A5A6A7A8A9A10A11A12A13A14C\E\O\E\W\E\D0D1D2D3D4D5D6D7 R0A1A2A3A4A5A6A7A8A9A01A11A21A31A41A\E\C\E\O\E\W0D1D2D3D4D5D6D7DHM622561098765432524212322612022271112131516171819R2u;u3u:u4u9u5u8u7u7u8u6u9u5u:u4uuFu?uHuAu3uBuKuCu2uDuEuFuGuGuLuHuuCAPACITOR_POL12 @M2u3uCAPACITOR_POL12PM2u2u3u3uJUMPER12 @2u3uJUMPER12P2u2u3u3uC12 @C2u3uC12PC2u2u3u3u CON16AP_0++++++++++++++++ ++++++++++++++++ CON16AP_01357911131524681012141602u2u3u4u4u6u5u8u7u:u8uu:u@uu7u?u9uAu;uCAP12 @PAC2u3uCAP12PPAC2u2u3u3uCON40A13579111315171921232527293133353739246810121416182022242628303234363840 (2u4u6u8u:uu@uBuDuFuHuJuLuNuPuRuTuVuXu3u5u7u9u;u=u?uAuCuEuGuIuKuMuOuQuSuUuWuYuCON40A13579111315171921232527293133353739246810121416182022242628303234363840(2u2u3u4u4u6u5u8u7u:u8uu:u@uuFu?uHuAuJuBuLuCuNuDuPuFuRuGuTuHuVuIuXuKu3uLu5uMu7uNu9uPu;uQu=uRu?uSuAuUuCuVuEuWuGuXuIu LM7805/TO_5VINGNDVOUT PJNIVDNGTUOV LM7805/TO_5123`J2u2u3u3u4u4u MAX232A_2R1INR2INT1INT2INC+C1-C2+C2-V+V-R1OUTR2OUTT1OUTT2OUT NI1RNI2RNI1TNI2T+C-1C+2C-2C+V-V c,z MAX232A_213811101345261291472u>u3u9u4uu=u?u8255D0D1D2D3D4D5D6D7R\D\W\R\A0A1RESETC\S\PA0PA1PA2PA3PA4PA5PA6PA7PB0PB1PB2PB3PB4PB5PB6PB7PC0PC1PC2PC3PC4PC5PC6PC7 p&0D1D2D3D4D5D6D7D\D\R\R\W0A1AF\S\C0AP1AP2AP3AP4AP5AP6AP7AP0BP1BP2BP3BP4BP5BP6BP7BP0CP1CP2CP3CP4CP5CP6CP7CP825534333231302928275369835643214039383718192021222324251415161713121110p&2uSu3uRu4uQu5uPu7uOu8uNu9uMu:uLuu:u?u9uAuTuBu7uCu5uDu4uFu3uGu2uHuYuIuXuKuWuLuVuMuCuNuDuPuEuQuFuRuGuSuHuUuIuVuJuWu?uLEDANODECATHODE @DELLLED12PDEL2u2u3u3uR12 @R2u3uR12PR2u2u3u3uAT89C52RSTXTAL2XTAL1 P\S\E\N\ ALE/P\R\O\G\ E\A\/VPPP1.0/T2 P1.1/T2-EXP1.2P1.3P1.4P1.5P1.6P1.7P2.0/A8P2.1/A9 P2.2/A10 P2.3/A11 P2.4/A12 P2.5/A13 P2.6/A14 P2.7/A15 P3.0/RXD P3.1/TXDP3.2/I\N\T\O\P3.3/I\N\T\1\P3.4/TOP3.5/T1 P3.6/W\R\ P3.7/R\D\ P0.0/AD0 P0.1/AD1 P0.2/AD2 P0.3/AD3 P0.4/AD4 P0.5/AD5 P0.6/AD6 P0.7/AD7 c&TSR\2.1P3.1P4.1P5.1P6.1P7.1P _ V!lZbQn:F \'rAT89C529181929303112345678212223242526272810111213141516173938373635343332c&2u:u3uCu4uDu5uNu7uOu8uPu9u2u:u3uu6u?u7uAu8uBu9uCuFuDuGuFuHuGuIuHuJuIuKuKuLuLuMuMu;uNuuRu?uSu@uUuAuVuBuWuXuCAPACITOR_POL_012 @2u3uCAPACITOR_POL_012P2u2u3u3uX24F128SDASCLPPS0S1S2 ADSLCSPP0S1S2SX24F1285671232u6u3u7u4u8u5u2u7u3uSW_PUSHBUTTON_021 @X3u2uSW_PUSHBUTTON_021PX2u3u3u2uSW_PUSHBUTTON21 @3u2uSW_PUSHBUTTON21P2u3u3u2u TEST_POINT1 02u TEST_POINT1@2u2u RCA_JACK_0CENTERSHIELD @F RCA_JACK_012P2u2u3u3uSUB-D_9594837261  6u:u5u9u4u8u3u7u2uSUB-D_9594837261 2u6u3u:u4u5u5u9u7u4u8u8u9u3u:uRESISTOR_SIP_9123456789 2u3u4u5u6u7u8u9u:uRESISTOR_SIP_9123456789 2u2u3u3u4u4u5u5u7u6u8u7u9u8u:uBRIDGE V1 BRIDGE_2BRIDGE <2u  11.0592MHz Q1CRYSTAL 11.0592MHz <3u 74HC00 U5 74HC00_474HC00 <4u 74HC573 U274HC57374HC573 <5u HM62256 U3HM62256HM62256 <6u 10uF C6CAPACITOR_POL10uF <7u  /PGM RD2 JP2JUMPER /PGM RD2 <8u 30pF C1C30pF <9u 30pF  C2C30pF <:u CON16AP  J1 CON16AP_0CON16AP <;ul 0.1  C16CAP0.1 <u  RD2 I/O pins J6CON40A RD2 I/O pins <?u  10uF 10V C4CAPACITOR_POL 10uF 10V <@u  10uF 10V C3CAPACITOR_POL 10uF 10V <AuA  LM7805/TO U10 LM7805/TO_5 LM7805/TO <Bu MAX232A U8 MAX232A_2MAX232A <Cu* 8255 U482558255 <Du POWER D2LEDPOWER <EuL 2K R6R2K <FuW CON16AP J4 CON16AP_0CON16AP <Guw AT89C52 U1AT89C52AT89C52 <Hu 330 R3R330 <Iu 0.1uF  C14CAP SM/C_06030.1uF <Ju  DEBUG LED D1LED DEBUG LED <Ku  470uF 25V C9CAPACITOR_POL_0 RC200/500+ 470uF 25V <Lu 0.1uF C10C0.1uF <Mu% 24C256 32kB eeprom U9X24F12824C256 32kB eeprom <Nu 0.1uF C11C0.1uF <Ou0 0.1uF C12C0.1uF <Pu; 0.1uF  C13C0.1uF <QuF 4.7K !R4R4.7K <Ru 4.7K "R5R4.7K <Su Experiment Button #S1SW_PUSHBUTTON_0Experiment Button <Tu{ RESET $S2SW_PUSHBUTTONRESET <Uu +5V %TP1 TEST_POINT+5V <Vu GND &TP2 TEST_POINTGND <Wu  DC input 'J5 RCA_JACK_0 DC input <Xu]  Single Step (JP1JUMPER Single Step <Yu 0.1uF  )C15CAP SM/C_06030.1uF <Zu SUB-D 9, NULL CABLE *VB1SUB-D_9SUB-D 9, NULL CABLE <[u  10uF 16V +C8CAPACITOR_POL_0 RC200/400+ 10uF 16V <\u 10uF ,C5CAPACITOR_POL10uF <]u 10K -R2R10K <^u 10uF .C7CAPACITOR_POL10uF <_u 10KX8 /R1RESISTOR_SIP_910KX8 <`u` DC1 ,2u 24 $'1 $''DC2 ,3u 23 $'2 $''DC3 ,4u 21 $'1 $'1 $'1 $)'2 $'P3.1 ,5u 211 $'11 $'21 $'ALE ,6u 222 $'11 $'30 $'P3.7 ,7u 233 $'5 $'17 $'2 $'P3.0 ,8u 219 $'10 $'12 $'X2 ,9u 237 $'18 $'1 $'1 $ 'RST ,:u 235 $' 9 $' 2 $$' 2 $' 1 $-' 17 $' P3.6 ,;u 227 $' 36 $' 16 $' 31 $' X1 ,u 229 $' 2 $' 1 $' 24 $' A0 ,?u 219 $'10 $'9 $'A1 ,@u 218 $'9 $'8 $'P1.3 ,Au224 $'4 $'7 $'P1.5 ,BuZ211 $'6 $'8 $'P1.0 ,Cu\22 $"'6 $'1 $'1 $'1 $'P1.4 ,Du]25 $'9 $'6 $'P1.6 ,Eu^213 $'7 $'10 $'P3.5 ,Fu_229 $'15 $'11 $'P1.7 ,Gu`28 $'15 $'12 $'2 $'P1.1 ,Hua22 $'3 $'3 $'N08217 ,Iub22 $*'13 $'N08214 ,Juc23 $*'14 $'N12350 ,Ku_24 $'1 $ 'P3.4 ,LuZ 25 $'2 $!'9 $'14 $'27 $'N12362 ,Mu`23 $'3 $ 'P1.2 ,Nu[ 22 $'3 $'5 $'N12365 ,Oua22 $'5 $ 'P3.3 ,Pu\ 27 $'2 $('13 $'25 $'N12368 ,Qub21 $' 7 $ ' N12371 ,Ruc240 $'!9 $ '!N12374 ,Sud239 $'"11 $ '"N12377 ,Tue238 $'#13 $ '#N12380 ,Uuf237 $'$15 $ '$N12383 ,Vug218 $'%1 $ '%N12386 ,Wuh219 $'&3 $ '&N12389 ,Xui220 $''5 $ ''N12392 ,Yuj221 $'(7 $ '(N12395 ,Zuk222 $')9 $ ')N12398 ,[ul223 $'*11 $ '* N71710620 ,\ub 21 $'+1 $'+N12401 ,]um224 $',13 $ ',N12404 ,^un225 $'-15 $ '-N12407 ,_uo214 $'.1 $ '.N12410 ,`up215 $'/3 $ '/N12413 ,auq216 $'05 $ '0N12416 ,bur217 $'17 $ '1N12419 ,cus213 $'29 $ '2N12422 ,dut212 $'311 $ '3N12425 ,euu211 $'413 $ '4N12428 ,fuv210 $'515 $ '5GND ,gu24 $'61 $'610 $'620 $'615 $'614 $'67 $'613 $'61 $'610 $ '62 $ '614 $ '616 $ '62 $ '62 $'612 $ '615 $'62 $'63 $'62 $-'68 $ '639 $'61 $'61 $('616 $ '614 $ '612 $ '610 $ '68 $ '68 $ '610 $ '612 $ '614 $ '616 $ '65 $*'62 $'67 $'62 $ '62 $)'62 $'62 $'62 $'62 $+'62 $'62 $'62 $'61 $&'62 $'61 $'61 $#'6N00047 ,hu217 $'78 $'7N00050 ,iu216 $'87 $'8N00053 ,ju215 $'96 $'9N08613 ,ku22 $':2 $':N00056 ,lu214 $';5 $';N08545 ,mu23 $'<2 $,'<N00059 ,nu213 $'=4 $'=N08556 ,ou25 $'>2 $.'>N00062 ,pu212 $'?3 $'?N08562 ,qu21 $.'@4 $'@N08571 ,ru22 $'A6 $'AN08542 ,su21 $,'B1 $'B+5V ,tu21 $'C1 $"'C16 $'C26 $'C40 $'C8 $'C28 $'C14 $'C1 $!'C20 $'C2 $ 'C4 $ 'C1 $/'C1 $ 'C2 $'C1 $'C1 $'C1 $$'C14 $'C16 $'C1 $'C1 $%'C1 $ 'C1 $'C1 $'C1 $+'C3 $'C1 $'C31 $'C20 $'C4 $ 'C2 $ 'C4 $ 'C2 $ 'CN00995 ,uu28 $'D20 $'DN00946 ,vu24 $'E3 $'E5 $'EA15 ,wu26 $'F10 $'F9 $'F28 $'F26 $'FA8 ,xu221 $'G25 $'G40 $'GA9 ,yu238 $'H24 $'H22 $'HA10 ,zu221 $'I23 $'I36 $'IA11 ,{u223 $'J34 $'J24 $'JA12 ,|u22 $'K25 $'K32 $'KA13 ,}u230 $'L26 $'L26 $'LA14 ,~u227 $'M1 $'M28 $'MD0 ,u239 $'N11 $'N2 $'N2 $/'N4 $'N34 $'ND1 ,u26 $'O38 $'O33 $'O3 $'O3 $/'O12 $'OD2 ,u213 $'P32 $'P8 $'P4 $'P37 $'P4 $/'PD3 ,u236 $'Q15 $'Q31 $'Q5 $/'Q5 $'Q10 $'QD4 ,u26 $'R12 $'R6 $/'R35 $'R16 $'R30 $'RD5 ,u214 $'S17 $'S7 $'S29 $'S7 $/'S34 $'SD6 ,u216 $'T8 $/'T18 $'T8 $'T33 $'T28 $'TD7 ,u219 $'U32 $'U18 $'U9 $/'U9 $'U27 $'UN097841 ,u21 $'V2 $'VP3.2 ,u223 $'W2 $#'W5 $'W12 $'W,OrCAD INC., Layout Database V7.001