1
2
3
4
5
6
A
109876109876109876109876109876109876109876
A
DS1LED1R1R2330330LED3R3330R4LED4LED5LED6R5R6330R7LED7LED8R8330330330330VCC20VCC1213141516171819Q8Q7Q6Q5Q4Q3Q2Q1U1GNDD8D7D6D5D4D3D2D1LEOE
DM74LS573N
DS2
gfCOMab
DS3
gfCOMab
DS4
gfCOMab
DS5
gfCOMab
DS6
gfCOMab
DS7
gfCOMab
109876
DS8
gfCOMab12345edCOMcdot
1098765432P00P01P02P03P04P05P06P07
LED2
edCOMcdot
edCOMcdot
edCOMcdot
edCOMcdot
edCOMcdot
edCOMcdot
12345
12345
12345
12345
12345
12345
11P271
B
12345
edCOMcdot
单片机原理及应用课程设计原理图
gfCOMab
B
VCC
P32
R1R2
U174HCO8
VCC
GND
GND
10K
8引脚接地16引脚接电源
VCC
Q1Q2Q3Q4Q5Q6Q7Q8
Q1Q2Q3Q4Q5Q6Q7Q8
VCC
P0010KP0110KR3P0210KR4P0310KR5P0410KR6P0510KR7P0610KR8P07
7654IN30T21
51K
51K
51K
R5VCC220891011121314
201918171615141312201918171615141312R1R2R3R4R5R6R7R8
R6
R7
R8
U27654321
51K
VCC
891011121314
Q1NPN
Q2NPN
Q3NPN
Q4NPN
U3
U4
DM74LS573N
D1D2D3D4D5D6D7D8
DM74LS573N
D1D2D3D4D5D6D7D8
8引脚接地16引脚接电源
VCC
74HCO4
OELE
OELE
1P2611
23456789
1P2511
10
23456789
10
U2111P00P01P02P032345678910OELED1D2D3D4D5D6D7D8GNDVCC
DM74LS573N
ULN2003A
C
VCC20
U112345678IN1IN2IN3IN4IN5IN6IN7GNDOUT1OUT2OUT3OUT4OUT5OUT6OUT7COM161514131211109VCC
棕黄红橙红
步进电机
C
U1C1C2C3C4R1R2R3R4
51K51K51k
12345678
R4
R3
R2
51K
R1VCCC1VCCINT113INT012T115143133PY112MHzC2RST933P17161918
P10T2P11T2EXP12P13P14P15MOSIP16MISOP17SCKP33INT1P32INT0P35T1P34T0EAVPPXTAL1XTAL2RSTP37RDP36WRAT89S52
AD0P00AD1P01AD2P02AD3P03AD4P04AD5P05AD6P06AD7P07A8P20A9P21A10P22A11P23A12P24A13P25A14P26A15P27VCCGNDRXDP30TXDP31ALEPROGPSEN
3938373635343332
P00P01P02P03P04P05P06P07S2INT0VCCSW2R25K1VCC
Q1Q2Q3Q4Q5Q6Q7Q8
1918171615141312
红
M1
R1100R2
VCCP15MOSI13579JP1246810
212223242526P2527P2628P27VCC40201011302910uFC3RST
8引脚接地16引脚接电源
LED9
LED10R3R4100100LED11100LED12
外部中断0
R1S1SW15K1
D
RSTP17SCKP16MISO
D
C4S3INT110uFSW3R35K1
TitleSizeBDateFile45
单片机原理及应用课程设计原理图
NumberRevisio
20101214Sheet2008届通信工程班of望超Eprotel上机报告作业单片机SCHDOCDraw
By6
复位电路
外部中断1
1
2
3
fr