单片机电设计

1、嵌入式智能电路设计嵌入式智能电路设计1、51单片机电路设计单片机电路设计51单片机结构单片机结构123456abcd654321dcbatitlenumberrevisionsizebdate:1-apr-2006 sheet of file:e:电 路设 计 ddbisp单 片机 .ddbdrawn by:ea/vp31x119x218reset9rd17wr16int012int113t014t115p101p112p123p134p145p15/mosi6p16/miso7p17/sck8p0039p0138p0237p0336p0435p0534p0633p0732p2021p2122

2、p2223p2324p2425p2526p2627p2728psen29ale/p30txd11rxd10u10189s51复位电路与晶振电路复位电路与晶振电路123456abcd654321dcbatitlenumberrevisionsizecdate:1-apr-2006 sheet of file:e:电 路设 计 ddb温 棚温 湿 度 控制 器 .ddb drawn by:alec10110ufr10210kvccvccint1/p3.3p17/scka14p15/mosip16/misord/p3.7wr/p3.6t1/p3.5t0/p3.4psencpu_rsttp801br1

3、01510复位y10111.0592mc10230pfc10330pfd0d1d2d3d4d5d6d7p13a13rsta10a11p14a9ea/vp31x119x218reset9rd17wr16int012int113t014t115p101p112p123p134p145p15/mosi6p16/miso7p17/sck8p0039p0138p0237p0336p0435p0534p0633p0732p2021p2122p2223p2324p2425p2526p2627p2728psen29ale/p30txd11rxd10u10189s51p10p11p12a8a1598765432

4、1rp1015.1k*8a12int0/p3.2vcca1b2c3e14e25e36y015y114y213y312y411y510y69y77u10774hc138d719d618d517d416d315d213d112d011ce20oe22r/w27a141a1326a122a1123a1021a924a825a73a64a55a46a37a28a19a010u105at62256a0a1a2a3a4a5a6a7a14a13a10a11a9a8a12d0d1d2d3d4d5d6d7ea/vpea/vp123jp101rom选 择跳 线vcc1011u302e74hc0489u302d74

5、hc04a15_cela15123jp103地 址锁 存 信 号跳 线a15#a15#a15_cela12a13a14y78910u301c74hc08ram_oepsenrd/p3.7ram_oewr/p3.6y0y1y2y3y4y5x1x2x1x2y6a010a19a28a37a46a55a64a73a825a924a1021a1123i/o011i/o112i/o213i/o315i/o416i/o517i/o618i/o719a1427a1326a122ce20we1oe22u106at29c256a0a1a2a3a4a5a6a7a14a13a10a11a9a8a12d0d1d2d3d

6、4d5d6d7a15_celflash_wevcc123jp104程 序外 存 储 器写 选 择 跳线flash_wewr/p3.6psenhand_rstp0口作为普通口作为普通i/o口使用时须外接上口使用时须外接上拉电阻！拉电阻！123456abcd654321dcbatitlenumberrevisionsizecdate:1-apr-2006 sheet of file:e:电 路设 计 ddb温 棚温 湿 度 控制 器 .ddb drawn by:rstwd_r stp_rsthand_rst456u102b74hc32123u102a74hc32低位地址锁存低位地址锁存123456

7、abcd654321dcbatitlenumberrevisionsizecdate:1-apr-2006 sheet of file:e:电 路设 计 ddb温 棚温 湿 度 控制 器 .ddb drawn by:led0d1d2d3d4d5d6d7a0a1a2a3a4a5a6a7d03q02d14q15d27q26d38q39d413q412d514q515d617q616d718q719oe1le11u10374hc373leale123jp102地 址锁 存 信 号跳 线int1/p3.3外扩存储器及片选信号外扩存储器及片选信号123456abcd654321dcbatitlenumb

8、errevisionsizecdate:1-apr-2006 sheet of file:e:电 路设 计 ddb温 棚温 湿 度 控制 器 .ddb drawn by:a1b2c3e14e25e36y015y114y213y312y411y510y69y77u10774hc138d719d618d517d416d315d213d112d011ce20oe22r/w27a141a1326a122a1123a1021a924a825a73a64a55a46a37a28a19a010u105at62256a0a1a2a3a4a5a6a7a14a13a10a11a9a8a12d0d1d2d3d4d5

9、d6d7vcc89u302d74hc04a15_cela15123jp103地 址锁 存 信 号跳 线a15#a15_cela12a13a14y78910u301c74hc08ram_oepsenrd/p3.7ram_oewr/p3.6y0y1y2y3y4y5y6a010a19a28a37a46a55a64a73a825a924a1021a1123i/o011i/o112i/o213i/o315i/o416i/o517i/o618i/o719a1427a1326a122ce20we1oe22u106at29c256a0a1a2a3a4a5a6a7a14a13a10a11a9a8a12d0d1d

10、2d3d4d5d6d7a15_celflash_wevcc123jp104程 序外 存 储 器写 选 择 跳线flash_wewr/p3.6psenrom扩展扩展ram扩展扩展片选信号扩展片选信号扩展123456abcd654321dcbatitlenumberrevisionsizecdate:1-apr-2006 sheet of file:e:电 路设 计 ddb温 棚温 湿 度 控制 器 .ddb drawn by:p10p11p12vccc1040.1ufcs/wdi1so2wp3vss4vcc8reset7sck6si5u104x5045wd_rstvccp16/misor1034

11、.7k看门狗及用户数据存储看门狗及用户数据存储x5045：4k eeprom，看门狗，看门狗123456abcd654321dcbatitlenumberrevisionsizebdate:1-apr-2006 sheet of file:e:电 路设 计 ddbisp单 片机 .ddbdrawn by:c2021ufc2011ufc2041ufc2031ufc1+1c1-3c2+4c2-5t1i11t2i10r1o12r2o9t1o14t2o7r1i13r2i8v-6gnd15vcc16v+2u201max232162738495db201rs232rs_232vccc2050.1ufrxd

12、txdrs_232串口通信电平转换串口通信电平转换serial (pc 9)pinnamedirdescription1cdcarrier detect2rxdreceive data3txdtransmit data4dtrdata terminal ready5gndsystem ground6dsrdata set ready7rtsrequest to send8ctsclear to send9riring indicatorrs_232串口串口pc侧信号定义侧信号定义rs_232串口串口pc侧信号定义侧信号定义123456abcd654321dcbatitlenumberrevis

13、ionsizebdate:1-apr-2006 sheet of file:e:电 路设 计 ddbisp单 片机 .ddbdrawn by:1213u302f74hc0434u302b74hc0412u302a74hc04d0d1d3d5d7d2d4d6rsta0lcd_ea1y5cs1cs2d/iresetr/wlcd_ey6vo123u301a74hc08rd/p3.7wr/p3.6p15/mosiveer30610kvcc123jp311lcd背 光控 制 选 择t3019013vccvsspvccc304220uf/16v1234567891011121314151617181920

14、jp302lcd接 口w30110kc3030.1uf液晶显示器接口液晶显示器接口ocm12864液晶显示模块概述液晶显示模块概述ocm12864液晶显示模块是液晶显示模块是12864点阵型液晶显示模块，可显示点阵型液晶显示模块，可显示各种字符及图形，可与各种字符及图形，可与cpu直接接口，具有直接接口，具有8位标准数据总线、位标准数据总线、6条条控制线及电源线。采用控制线及电源线。采用ks0107控制控制ic。外观尺寸：外观尺寸：1136511mm(ocm12864-1), 937010mm(ocm12864-2)787010mm(ocm12864-3)，视域尺寸：视域尺寸：73.438.8

15、mm(ocm12864-1) 70.738mm(ocm12864-2), 6444mm(ocm12864-3)管脚号管脚号管脚管脚电平电平说明说明1vss0v逻辑电源地。逻辑电源地。2vdd5.0v逻辑电源正。逻辑电源正。3v0lcd驱动电压，应用时在驱动电压，应用时在vee与与v0之间加一之间加一2k可调电阻。可调电阻。4d/ih/l数据数据指令选择：高电平：数据指令选择：高电平：数据d0-d7将送入显示将送入显示ram； 低电平：数据低电平：数据d0-d7将送入指令寄存器执行。将送入指令寄存器执行。5r/wh/l读读写选择：写选择： 高电平：读数据；低电平：写数据。高电平：读数据；低电平：

16、写数据。6eh.h/l读写使能，高电平有效，下降沿锁定数据。读写使能，高电平有效，下降沿锁定数据。7db0h/l数据输入输出引脚。数据输入输出引脚。8db1h/l数据输入输出引脚。数据输入输出引脚。9db2h/l数据输入输出引脚。数据输入输出引脚。10db3h/l数据输入输出引脚。数据输入输出引脚。11db4h/l数据输入输出引脚。数据输入输出引脚。12db5h/l数据输入输出引脚。数据输入输出引脚。13db6h/l数据输入输出引脚。数据输入输出引脚。14db7h/l数据输入输出引脚。数据输入输出引脚。15cs1h/l片选择信号，低电平时选择前片选择信号，低电平时选择前64列。列。16cs2h

17、片选择信号，低电平时选择后片选择信号，低电平时选择后64列。列。17retl复位信号，低电平有效。复位信号，低电平有效。18vee-10vlcd驱动电源。驱动电源。19blac背光电源背光电源,led+。20blac背光电源背光电源,led-。引脚定义引脚定义123456abcd654321dcbatitlenumberrevisionsizecdate:1-apr-2006 sheet of file:e:电 路设 计 ddb温 棚温 湿 度 控制 器 .ddb drawn by:r30510kr3022kr3012kr30433r30333p15/mosip16/misop17/sckc3

18、010.1uf12345678910jp301isp接 口vccvccp_rstc3020.1ufvccmcu下载接口ss#isp下载接口下载接口123456abcd654321dcbatitlenumberrevisionsizebdate:1-apr-2006 sheet of file:e:电 路设 计 ddb温 棚温 湿 度 控制 器 .ddb drawn by:d03q02d14q15d27q26d38q39d413q412d514q515d617q616d718q719oe1le11u174hc373vcc12345678910jp101程 序下 载 接 口mosisckmisor

19、esr12k11421531641751861972082192210231124122513j1db25mosisckmisoresisp下载线电路下载线电路下载软件下载软件123456abcd654321dcbatitlenumberrevisionsizecdate:1-apr-2006 sheet of file:e:电路设计ddbisp单片机.ddbdrawn by:agnd3iout111lsbdi07iout212di16di25rfb9di34di416vref8di515di614msbdi713ile19wr218cs1wr12xfer17u302dac0832d0d1d2

20、d3d4d5d6d7vccc3020.1uf+9-9vccr30110kr30210k12jp304da输出数模转换wrr3035.1kda_ec3040.1ufc3030.1ufc305200pf32184u303alf353567u303blf353数模转换数模转换123456abcd654321dcbatitlenumberrevisionsizebdate:1-apr-2006 sheet of file:e:电 路设 计 ddbisp单 片机 .ddbdrawn by:in 1272 exp 1212 exp 220in 2282 exp 3192 exp 418in 312 exp

21、 582 exp 615in 422 exp 7142 exp 817in 53eoc7in 64add c23in 75ale22start6add a25ref+12ref-16add b24in 026oe9clk10u301adc0809ccn(28)wrrdd0d1d2d3d4d5d6d7alea0a1a2int1vccc3010.1uf12u0a74hc14456u304b74hc02123u304a74hc02ad_e8910u304c74hc02in0in1in2in3in4in5in6in7clk1rst2q112q211q39q46q55q64q73u305cd4024al

22、e/2ale/4ale/8ale/16ale/321234567891011121314jp302时 钟选 择ale/64ale/128clkoutput模数转换模数转换123456abcd654321dcbatitlenumberrevisionsizebdate:1-apr-2006 sheet of file:e:电路设计ddbisp单片机.ddbdrawn by:c40230pfb401wes10a26p05r4015.1kpvccbuzzerr40210k12d4011n4148123q4022sc1008r4035.1kvccinput34u0b74hc1456u0c74hc148

23、9u0d74hc14r4055.1kj401jzc-23fpvccswitchout12d4021n4001q4019013q4039013dinswitch1switch2switch3123输入及执行电路输入及执行电路123456abcd654321dcbatitlenumberrevisionsizecdate:1-apr-2006 sheet of file:e:电 路设 计 ddbisp单 片机 .ddbdrawn by:q2089013g7g1g2g3g4g6g7g5g0abfcgdedpyabcdefgdpdpvcc9vcc10dpy70.5共 阳q2079013g6abfcgd

24、edpyabcdefgdpdpvcc9vcc10dpy60.5共 阳q2069013g5abfcgdedpyabcdefgdpdpvcc9vcc10dpy50.5共 阳q2059013g4abfcgdedpyabcdefgdpdpvcc9vcc10dpy40.5共 阳q2049013g3abfcgdedpyabcdefgdpdpvcc9vcc10dpy30.5共 阳q2039013g2abfcgdedpyabcdefgdpdpvcc9vcc10dpy20.5共 阳q2029013g1abfcgdedpyabcdefgdpdpvcc9vcc10dpy10.5共 阳q2019013g0abfcgd

25、edpyabcdefgdpdpvcc9vcc10dpy00.5共 阳pvccclk_bitd8ledd7ledd6ledd5ledd4ledd3ledd2ledd1ledbcdegdpfa1213u0f74hc14显示111213u304d74hc02clk14ena13rst15q03q12q24q37q410q51q65q76q89q911co12u201cd4017g8rst_bit1a121a241a361a482a1112a2132a3152a4171y1181y2161y3141y4122y192y272y352y431g12g19vcc20u20274ls244q2099013g

26、8bcdegdpfar201r202r203r204r205r206r207r208pvccd03q02d14q15d27q26d38q39d413q412d514q515d617q616d718q719oe1le11vcc20u20374ls373pvccd0d1d2d3d4d5d6d7le_seg串行数码管显示电路串行数码管显示电路123456abcd654321dcbatitlenumberrevisionsizecdate:1-apr-2006 sheet of file:e:电路设计ddbisp单片机.ddbdrawn by:g0key05tp801bkey04tp801bkey06

27、tp801bkey07tp801bkey01tp801bkey00tp801bkey02tp801bkey03tp801bkey15tp801bkey14tp801bkey16tp801bkey17tp801bkey11tp801bkey10tp801bkey12tp801bkey13tp801bg1g2g3g4g5g6g7t0r21010kr20910kkey1扫描式键盘电路扫描式键盘电路0 1 2 34 5 6 78 9 a bc d e fp20 p21. p26 p27行反转法键盘电路行反转法键盘电路行、列交叉处是按钮开关行、列交叉处是按钮开关123456abcd654321dcbat

28、itlenumberrevisionsizebdate:1-apr-2006 sheet of file:e:电 路设 计 ddbisp单 片机 .ddbdrawn by:pvcc+12v12jp402+12vfb402fbvsstrig2q3r4cvolt5thr6dis7vcc8gnd1u502555r4031kr40422kc4060.01uc4070.1ufc40847uf/16vc41010uf/16vc41110uf/16vd4031n4148d4051n4148d4061n4148+9v-9vc41310uf/16vd4041n4148c41410uf/16vc4120.1ufc

29、4090.1ufr406100r405100c40547uf/25vd40212v/1wr40268c4011000uf/25vvin1gnd2vout3u5017805c4030.1ufc4020.1ufc404220uf/16v123jp401+12vfb401fbr4012.4kd401led1234dbr401am206switch1switch2switch1switch2456312jp404电 源开 关电源电源123456abcd654321dcbatitlenumberrevisionsizecdate:1-apr-2006 sheet of file:e:电路设计ddb温棚温

30、湿度控制器.ddb drawn by:c417470uf/16vc4180.1ufvccl40147uhpvccc0110.1ufc0100.1ufc0090.1ufc0130.1ufc0060.1ufc0050.1ufc0120.1ufvccc00310uf/16vc0070.1ufc0080.1ufc00110uf/16vc00210uf/16vvccc00410uf/16v电源滤波电源滤波pcb电路电路123456abcd654321dcbatitlenumberrevisionsizebdate:1-apr-2006 sheet of file:e:61mcu实 验仪 实 验仪 .dd

31、bdrawn by:osco12osci13test14vdd15iceen16iceclk17icesda18vss19pvin20dac121dac222v2vref23avss24agc25opi26micout27micn28pfuse29micp33vadref34vextref35avdd36vmic37vss38ioa041ioa142ioa243ioa344ioa445ioa546ioa647ioa748vssio49vssio50vddio51vddio52ioa853nc39nc40nc30nc31nc32ioa954ioa1055ioa1156ioa1257ioa1358

32、ioa1459ioa1560xromt61vssio62sleep63iob1564iob1465iob1366iob1267iob1168pvpp69vddio75iob1076iob977nc70nc71nc72nc73nc74iob878iob779iob680iob581iob41iob32iob23nc82nc83nc84iob14iob05reset6vdd7vcoin8vss9nc10nc11u1spce061a(plcc84)2、凌阳、凌阳61单片机电路设计单片机电路设计61单片机结构单片机结构123456abcd654321dcbatitlenumberrevisionsiz

33、ebdate:1-apr-2006 sheet of file:e:61mcu实 验仪 实 验仪 .ddbdrawn by:osco12osci13test14vdd15iceen16iceclk17icesda18vss19pvin20dac121dac222v2vref23avss24agc25opi26micout27micn28pfuse29micp33vadref34vextref35avdd36vmic37vss38ioa041ioa142ioa243ioa344ioa445ioa546ioa647ioa748vssio49vssio50vddio51vddio52ioa853nc

34、39nc40nc30nc31nc32ioa954ioa1055ioa1156ioa1257ioa1358ioa1459ioa1560xromt61vssio62sleep63iob1564iob1465iob1366iob1267iob1168pvpp69vddio75iob1076iob977nc70nc71nc72nc73nc74iob878iob779iob680iob581iob41iob32iob23nc82nc83nc84iob14iob05reset6vdd7vcoin8vss9nc10nc11u1spce061a(plcc84)r1100r2100r3100r4100r5100

35、r6100r7100r8100r9100r10100r11100r12100r13100r14100r15100r16100ioa0ioa1ioa2ioa3ioa4ioa5ioa6ioa7ioa8ioa9ioa10ioa11ioa12ioa13ioa14ioa15r17100iob0r18100iob1r19100iob2r20100iob3r21100iob4r22100iob5r23100iob6r24100iob7r25100iob8r26100iob9r27100iob10r28100iob11r29100iob12r30100iob13r31100iob14r32100iob15da

36、c1dac2agcopimicoutmicnmicpv2vvextvadvmicc10.1c20.1c30.1c40.1c50.1dgnd3.3vvddio/r essleepvcoinoscoosciiceenicesckicesdaagndavdd端口保护端口保护123456abcd654321dcbatitlenumberrevisionsizebdate:1-apr-2006 sheet of file:e:61mcu实 验仪 实 验仪 .ddbdrawn by:x132.768kc6 20pc7 20pdgndoscooscic83300pc90.1r333.3kvcoinr344.

37、7kc100.1resetdgnd3.3v/res晶振及复位电路晶振及复位电路123456abcd654321dcbatitlenumberrevisionsizebdate:1-apr-2006 sheet of file:e:61mcu实 验仪 实 验仪 .ddbdrawn by:col1col2col3col4col5col6col7col8row123456789101112131415161718keypadioa0ioa1ioa2ioa3ioa4ioa5ioa6ioa7ioa8k1k2k3k4k5k6k7k8col1col2col3col4col5col6col7col8row键盘

38、电路键盘电路数码管数码管(led)显示电路显示电路123456abcd654321dcbatitlenumberrevisionsizebdate:1-apr-2006 sheet of file:e:61mcu实 验仪 实 验仪 .ddbdrawn by:abfcgdee1d2dp3c4g5b7f10a11dpg112g29g38g46wd03641axabcdefghg1g2g3g4in 11in 22in 33in 44in 55in 66in 77gnd8com9out 710out 611out 512out 413out 314out 215out 116u4uln2003adgn

39、ddig1dig2dig3dig4dig5g1g2g3g4g5q13904q23904q33904q43904q53904q63904q73904q83904r46240r47240r48240r49240r50240r51240r52240r53240r541.5kr551.5kr561.5kr571.5kr581.5kr591.5kr601.5kr611.5kabcdefghaabbccddeeffgghhled1led2led3led4led5led6led7led8g55vdig1dig2dig3dig4dig512345678910led_digiob3iob4iob5iob6iob

40、2aabbccddeeffgghh12345678910111213141516led_segioa0ioa1ioa2ioa3ioa4ioa5ioa6ioa7123456abcd654321dcbatitlenumberrevisionsizebdate:1-apr-2006 sheet of file:e:61mcu实 验仪 实 验仪 .ddbdrawn by:c56 0.22c57 0.22c58 0.22c59 0.22c60 0.22c52 2.2c53 2.2c54 2.2c55 2.2dgnd3.3vdgndcs1res2a03r/w4ep5db06db17db28db39db41

41、0db511db612db713vdd14vss15vout16cap3-17cap1+18cap1-19cap2-20cap2+21v122v223v324v425v526vr27c8628ps29ir s30light31vss32gpg12063ys33.3viob5/r esiob3iob4iob2ioa0ioa1ioa2ioa3ioa4ioa5ioa6ioa7r72 20012lightr74 4.7k3.3v123456789101112131415161718192021222324252627lcddgnd液晶（液晶（lcd）显示接口电路）显示接口电路123456abcd654

42、321dcbatitlenumberrevisionsizebdate:1-apr-2006 sheet of file:e:61mcu实 验仪 实 验仪 .ddbdrawn by:micnvmicmicpvadr41 1kc12 0.22c11 0.22r40 10kr373kmicc130.1r39 10kr383kc1447u/16vc1547u/16vagndagndagndmicoutagcopir42470kc17500pc160.1r43 5.1kc1847u/16vagnd话筒及自动增益控制电路话筒及自动增益控制电路123456abcd654321dcbatitlenumber

43、revisionsizebdate:1-apr-2006 sheet of file:e:61mcu实 验仪 实 验仪 .ddbdrawn by:vddiodac1c26 0.1c240.22r451kr441kc230.1c250.1+-54612837u2spy0030spkgndspk1123dac1vddiodac2c31 0.1c290.22r631kr621kc280.1c300.1+-54612837u3spy0030spkgndspk2123dac2c2747u/16vc3247u/16vd/a信号放大电路信号放大电路123456abcd654321dcbatitlenumbe

44、rrevisionsizebdate:1-apr-2006 sheet of file:e:61mcu实 验仪 实 验仪 .ddbdrawn by:vddi1sda2vssq3vddq4cf75cf46cf37cf208nc9nc10nc11nc12nc13nc14nc15nc16nc17nc18nc19vss20res21sck22vddq23vss24u10 spr4096(dip24)sdasckr702kc470.1dgnd3.3vdgnddgnd3.3vdgndd51n4148c480.1dgndc490.1c500.1dgnd3.3vmem123cf7memdgnd3.3v1234

45、4096por tsdasckiob0iob1外接外接rom、ram电路电路rs_232、usb接口电路接口电路123456abcd654321dcbatitlenumberrevisionsizebdate:1-apr-2006 sheet of file:e:61mcu实 验仪 实 验仪 .ddbdrawn by:x26m1234usbdgndrxd2txd2dgndc450.1c460.1dgnd3.3vvdd1xi2xo3vss4pa6/rxd5pa7/txd6pb0/ss7pb1/sdi8pb2/sck9pb3/sdo10pa515pa416pa317pa218pa119pa020p

46、c0/vpp21dm_da22dp_ck23vc24pb411pb512pb614pb713u9spcp825(24p)123456commiob7iob10txd1rxd1rxd2txd2232rx232txtxd1rxd1232rx232txc440.1c1+1v+2c1-3c2+4c2-5v-6dout27rin28rout29din210din111rout112rin113dout114gnd15vcc16u8max232cpedgnddgnd162738495rs232dgndvddiovddioc411uc421uc431uc401u123456abcd654321dcbatit

47、lenumberrevisionsizebdate:1-apr-2006 sheet of file:e:61mcu实 验仪 实 验仪 .ddbdrawn by:12345678910io alo w12345678910io ahig12345678910io blo w12345678910io bhigio a0io a1io a2io a3io a4io a5io a6io a7io a8io a9io a10io a11io a12io a13io a14io b0io b1io b2io b3io b4io b5io b6io b7io b8io b9io b10io b11io

48、b12io b13io b14dgnddgnddgnddgndvddiovddiovddiovddioio b15io a15pa、pb口接口电路口接口电路123456abcd654321dcbatitlenumberrevisionsizebdate:1-apr-2006 sheet of file:e:61mcu实 验仪 实 验仪 .ddbdrawn by:c1910u/16vc200.1l1 10uin1gnd2out3u5lm7805c33470u/16vc34220u/16vc350.1c360.1dgndagndl2mmz2012r102ac37220u/16vc380.1d11n

49、4004d21n4004d41n4004d31n40041239vdc125vdcl3mmz2012r102aspkgnd5v3.3vin3gnd1out2u6as2830-3.3dgndagndavdd电源电路电源电路123456abcd654321dcbatitlenumberrevisionsizebdate:1-apr-2006 sheet of file:e:61mcu实 验仪 实 验仪 .ddbdrawn by:sleepsleeppowerr35200r36 2003.3vdgnd12vrefvextv2vc2110u/16vc220.1agndr711kq93904dgnd3.

50、3vr7310kagnd3.3v120-3.3va/d、d/a使用内部参使用内部参考设置考设置电源指示电源指示03.3v电电压调节压调节睡眠状睡眠状态指示态指示指示与设置电路指示与设置电路123456abcd654321dcbatitlenumberrevisionsizebdate:1-apr-2006 sheet of file:e:61mcu实 验仪 实 验仪 .ddbdrawn by:busypd0icesdaicesckoe1icesdaicesdaicesckiceenoe1pd1c390.1r66 33r67 33r653312345ez-probe12345probec5150

51、0p123emur64 3.3k1a121a241a361a482a1112a2132a3152a4171y1181y2161y3141y4122y192y272y352y43oe11oe219vcc20gnd10u774hc244r683.3kdgnddgnd3.3vdgnddgnddgnd3.3vdgnd3.3vz13.3vdgndr6933stbdgndpd0pd1busystb下载电路下载电路pcb电路电路3、cpld电路设计电路设计epm7128slc84-15结构结构123456abcd654321dcbatitlenumberrevisionsizebdate:1-apr-200

52、6 sheet of file:e:电 路设 计 ddb7128s通 用板 .ddbdrawn by:in4/oe2/gclk22in1/gclk183in2/oe184in3/gclrn1tck i/o6362i/o1017i/o1828i/o3145i/o4157i/o4258i/o4360i/o4461i/o4563i/o4664i/o4765i/o4867i/o4968i/o5069i/o5170i/o5273i/o5374i/o5475i/o5576i/o5677i/o5779i/o5880i/o5981i/o2233i/o2334i/o2435i/o2536i/o2637i/o27

53、39i/o2840i/o2941i/o3044i/o26i/o3246i/o3348i/o3449i/o3550i/o3651i/o3752i/o3854i/o3955i/o4056i/o38i/o49i/o510i/o611i/o712i/o815i/o916i/o04i/o1118i/o1220i/o1321i/o1422i/o1524i/o1625i/o1727i/o15i/o1929i/o2030i/o2131tdi i/o6114tdo i/o6071tms i/o6223vccio66vccio78vccint3vccint43vccio13vccio53vccio26vccio3

54、8gnd59gnd72gnd82gnd47gnd7gnd32gnd42gnd19u301epm7128slc84-15123456abcd654321dcbatitlenumberrevisionsizebdate:1-apr-2006 sheet of file:e:电 路设 计 ddb7128s通 用板 .ddbdrawn by:in4/oe2/gclk22in1/gclk183in2/oe184in3/gclrn1tck i/o6362i/o1017i/o1828i/o3145i/o4157i/o4258i/o4360i/o4461i/o4563i/o4664i/o4765i/o4867

55、i/o4968i/o5069i/o5170i/o5273i/o5374i/o5475i/o5576i/o5677i/o5779i/o5880i/o5981i/o2233i/o2334i/o2435i/o2536i/o2637i/o2739i/o2840i/o2941i/o3044i/o26i/o3246i/o3348i/o3449i/o3550i/o3651i/o3752i/o3854i/o3955i/o4056i/o38i/o49i/o510i/o611i/o712i/o815i/o916i/o04i/o1118i/o1220i/o1321i/o1422i/o1524i/o1625i/o17

56、27i/o15i/o1929i/o2030i/o2131tdi i/o6114tdo i/o6071tms i/o6223vccio66vccio78vccint3vccint43vccio13vccio53vccio26vccio38gnd59gnd72gnd82gnd47gnd7gnd32gnd42gnd19u301epm7128slc84-15id1id0gndtdovccgndvcciaibicidieifigtmsidptckvcckey1key2key3key4key5key6key7key8key9key10key11key12key13key14key15gndvccgndvc

57、cgndgndtdigndvccvccclk2clk3clk4clk1gndid7id6id5vccid4id3id2key0cp20cp21cp22cp23cp24cp25cp26cp27cp00cp01cp02cp03cp04cp05cp06cp07cint0ct0cwrcrdpclkprstccpuclkpclkincint1ct1calecpsenepm7128slc84-15信号分配信号分配1234abcd4321dcbatitlenumberrevisionsizea4date:1-apr-2006 sheet of file:e:电 路设 计 ddb7128s通 用板 .ddbd

58、rawn by:key7key6key5r61310kr61610kr61510kr61410kkey5key6key7key4key4key3key2key1r60510kr60810kr60710kr60610kkey1key2key3key0key0key11key10key9r62110kr62410kr62310kr62210kkey9key10key11key8key8key15key14key13r62910kr63210kr63110kr63010kkey13key14key15key12key12vccr6021kr6031kr6011kr6041kr6111kr6091kr6121kr6101kr6191kr6171kr6201kr6181kr6261kr6251kr6271kr6281k静态键盘电路静态键盘电路123456abcd654321dcbatitlenumberrevisionsizebdate:1-apr-2006 sheet of file:e:电路设计ddb7128s通用板.ddbdrawn by:iaibicidieifigidpabcd