51單片機(jī)小系統(tǒng)硬件解析

1、51單片機(jī)小系統(tǒng)硬件 單片機(jī)小系統(tǒng)單片機(jī)模塊12y111.0592mhzc830pc930pxtal1xtal2gndp1.01p1.12p1.23p1.34p1.45p1.56p1.67p1.78rst9p3.010p3.111p3.212p3.313p3.414p3.515p3.616p3.717xtal218xtal119gnd20p2.021p2.122p2.223p2.324p2.425p2.526p2.627p2.728psen29ale30ea31p0.732p0.633p0.534p0.435p0.336p0.237p0.138p0.039vcc40at89c511234567

2、8p112345678p3p1.0p1.1p1.2p1.3p1.4p1.5p1.6p1.7rstp3.0p3.1p3.2p3.3p3.4p3.5p3.6p3.7xtal2xtal1gnd+5veaalepsenp2.7p2.6p2.5p2.4p2.3p2.2p2.1p2.0123456789respack4.7kp2.0p2.1p2.2p2.3p2.4p2.5p2.6p2.7eaalepsen12345678p012345678p2123data+5v123456p4100ufc1017kr17s0gnd+5vrest+5vstc89c52液晶模塊12864液晶p0.0p0.1p0.2p0.3

3、p0.4p0.5p0.6p0.7p1.0p1.1p1.2gndgnd+5v+5v+5v12864+5v123456789101112131415161718192012864vkrk010k12864+5vvk1602液晶gndgnd+5v+5v1602123456789101112131415161602p1.0p1.1p1.2p0.0p0.1p0.2p0.3p0.4p0.5p0.6p0.710krk11602gnd+5v數(shù)碼管模塊123456789101112aaaabbbbccccddddeeeeffffgggghhhhabcdefghu34.7kr134.7kr144.7kr154.7

4、kr16p1.0p1.1p1.2p1.31kr211kr221kr231kr241kr251kr261kr271kr28p0.0p0.1p0.2p0.3p0.4p0.5p0.6p0.712p6+5vq38550q68550q58550q48550四位共陽數(shù)碼管蜂鳴器模塊r84.7kspk1+5vgndp1.5q18550led模塊d2d3d4d5d6d7d8d9+5vp2.0p2.1p2.2p2.3p2.4p2.5p2.6p2.71234567891krespack1按鍵輸入模塊s1s2s3s4s5s6p3.7p3.6p3.5p3.4p3.3p3.2gndmax232燒寫模塊0.1ufc40.

5、1ufc70.1ufc60.1ufc30.1ufc5tioutr1inc1+1v+2c1-3c2+4c2-5v-6t2out7r2in8r2out9t2in10t1in11r1out12rin13t1out14gnd15vcc16max232p3.0p3.1gnd+5v+5v1234567891110tioutr1ingnd繼電器模塊12345k1123p7d101n4148d11led01kr3gndq285501kr4+5vp1.4isp在線下載接口isp下載線就是一根用來在線下載程序的線，類似usb線，但不一樣in-system programming 在線系統(tǒng)編程一種無需將存儲(chǔ)芯片（如

6、eprom）從嵌入式設(shè)備上取出就能對其進(jìn)行編程的過程，縮略為isp。在系統(tǒng)編程需要在目標(biāo)板上有額外的電路完成編程任務(wù)。其優(yōu)點(diǎn)是，即使器件焊接在電路板上，仍可對其（重新）進(jìn)行編程。在系統(tǒng)可編程是flash存儲(chǔ)器的固有特性（通常無需額外的電路），flash幾乎都采用這種方式編程。紅外接收ic（1838）與溫度傳感器（ds18b20）接口座溫度傳感器紅外接收123data1ds18b20123data2h1838+5vgnd4.7kr18p3.2+5vgndp3.3電源模塊r11kd1123gndvcc100pfc13220ufc12s7+5vgndgnd+5vvcc1d-2d+3gnd4usb小系

7、統(tǒng)原理圖p1.01p1.12p1.23p1.34p1.45p1.56p1.67p1.78rst9p3.010p3.111p3.212p3.313p3.414p3.515p3.616p3.717xtal218xtal119gnd20p2.021p2.122p2.223p2.324p2.425p2.526p2.627p2.728psen29ale30ea31p0.732p0.633p0.534p0.435p0.336p0.237p0.138p0.039vcc40u112345678p112345678p3p1.0p1.1p1.2p1.3p1.4p1.5p1.6p1.7rstp3.0p3.1p3.2

8、p3.3p3.4p3.5p3.6p3.7xtal2xtal1gnd+5veaalepsenp2.7p2.6p2.5p2.4p2.3p2.2p2.1p2.012y111.0592mhzc830pc930pxtal1xtal2s0100ufc10123456p4rst10kr17gnd+5vp0.0p0.1p0.2p0.3p0.4p0.5p0.6p0.7p1.0p1.1p1.2gndgndrk010k+5v+5v+5v1286412864+5vgndgnd+5v+5v160210krk11602gnd123456789101112aaaabbbbccccddddeeeeffffgggghhhhab

9、cdefghu34.7kr134.7kr144.7kr154.7kr16p1.0p1.1p1.2p1.31kr211kr221kr231kr241kr251kr261kr271kr28p0.0p0.1p0.2p0.3p0.4p0.5p0.6p0.712p6+5vr84.7kspk1+5vgndp1.5d2d3d4d5d6d7d8d9+5vp2.0p2.1p2.2p2.3p2.4p2.5p2.6p2.7s1s2s3s4s5s6p3.7p3.6p3.5p3.4p3.3p3.20.1ufc40.1ufc70.1ufc60.1ufc30.1ufc5tioutr1inc1+1v+2c1-3c2+4c2-

10、5v-6t2out7r2in8r2out9t2in10t1in11r1out12rin13t1out14gnd15vcc16max2321234567891110tioutr1ingnd12345k1123p7d101n4148d11led01kr3gndq285501kr4+5vp1.4q18550q38550q68550q58550q48550123456789respack4.7kp2.0p2.1p2.2p2.3p2.4p2.5p2.6p2.7eaalepsen12345678p012345678p2123data1234567891krespack112vccgnd+5v123data1ds18b20123data2h1838+5vgnd4.7kr18p3.2+5vgndp3.3gnd+5vrstp1.5p1.6p1.712345678910isp1p3.0p3.1gnd123456789101112131415161602p1.0p1.1p1.2p0.0p0.1p0.