仿真红绿灯系统

D K10
P0DÂÌ301
3
P0DÂÌ302 P0R?01
GND
P0R?02
P0S301
P0S302
T2
K3
P0Dºì301
S3 T3 D K4
P0Dºì401
1K 4
P0Dºì402 P0R?01
1K GND
P0R?02
1K GND
P0R?02
D K8
P0DȮ401
4
P0DȮ402 P0R?01
VCC 40P0STC89520P101 P0^0 DB1 39 P0^1 DB2 38 P0^2 DB3 37 P0^3 DB4 36 P0^4 DB5 35 P0^5 DB6 34 P0^6 DB7 33 P0^7 DB8 32P0STC89520P101 31 30 29 P2^7 DULA 28 P2^6 WELA 27 P2^5 26 P2^4 25 P2^3 K12 24 P2^2 K11 23 P2^1 K10 22 P2^0 K9 21
A A
P0DS801 P0DS806
WE8 1 6
A
P0STC89520P101
GND STC8952
P0STC895201
GND 1 2 3 4 5 6 7 8 9 10 20 19 18 17 16 15 14 13 12 11 VCC 1 2 3 4 5 6 7 8 9 10 20 19 18 17 16 15 14 13 12 11 VCC
1 DS1 10P0DS1010 a 9 P0DS109 b 8 P0DS108 c 5 P0DS105 d 4 P0DS104 e 2P0DS102 f 3 P0DS103 g 7 P0DS107 DP A A
P0DS101 P0DS106
2 DS2 DS3 A A
P0DS201 P0DS206
3 DS5 A A
S1
P0S101 P0S102P0R101
K1 K2 K3 K4 K5 K6 K7 K8 1K R1 P0R102 R2 P0R202
B
VCC
P0C301
C3 P0C302 10uF
10K P0R201 GND
C1
P0Y102 P0C101 P0C102
GND
30pf C2
P0C201 P0C202
WE1 WE2 WE3 WE4 WE5 WE6 WE7 WE8
DB1 DB2 DB3 DB4 DB5 DB6 DB7 DB8 WELA
a b c d e f g h
DB1 DB2 DB3 DB4 DB5 DB6 DB7 DB8 DULA
B
GND
GND
2
D K1
P0Dºì101
1
P0Dºì102 P0R?01
A A
P0DS601 P0DS606
WE6 1 6
10 P0DS7010 a 9 P0DS709 b 8 P0DS708 c 5 P0DS705 d 4 P0DS704 e 2 P0DS702 f 3 P0DS703 g 7 P0DS707 DP
WE7 1 6
10 P0DS8010 a 9 P0DS809 b 8 P0DS808 c 5 P0DS805 d 4 P0DS804 e 2 P0DS802 f 3 P0DS803 g 7 P0DS807 DP
GND
P0R?02
D K11
P0DÂÌ201
2
P0DÂÌ202 P0R?01
GND
P0R?02
P0Dºì202 P0R?01
C
S2
P0S201
1K T1 P0S202 D 3
P0Dºì302 P0R?01
1K
1K C
GND
P0R?02
D K7
P0DȮ301
3
P0DȮ302 P0R?01
GND
P0R?02
WE2 1 6
10 P0DS3010 a 9 P0DS309 b 8 P0DS308 c 5 P0DS305 d 4 P0DS304 e 2 P0DS302 f 3 P0DS303 g 7P0DS307 DP
WE3 1 6
10 P0DS4010 a 9 P0DS409 b 8 P0DS408 c 5 P0DS405 d 4 P0DS404 e 2 P0DS402 f 3 P0DS403 g 7 P0DS407 DP
WE4 1 6
10 P0DS5010 a 9 P0DS509 b 8 P0DS508 c 5 P0DS505 d 4 P0DS504 e 2 P0DS502 f 3 P0DS503 g 7 P0DS507 DP
WE5 1 6
10 P0DS6010 a 9 P0DS609 b 8 P0DS608 c 5 P0DS605 d 4 P0DS604 e 2 P0DS602 f 3 P0DS603 g 7 P0DS607 DP
D K9
P0DÂÌ401
4
P0DÂÌ402 P0R?01
P0S401
P0S402
GND
P0R?02
S4 GND
1K
1K
1K
D
Title
D Number Revision
Size A4 Date: File: 1 2 3
2013/3/6 D:\Program Files\..\
Sheet of .SchDoc Drawn By: 4
Y1 12M
P0Y101
百度文库
P1^0 1 P1^1 P0STC8952022 P1^2 P0STC8952033 P1^3 P0STC8952044 P1^4 P0STC8952055 P1^5 P0STC8952066 P1^6 P0STC8952077 P1^7 P0STC8952088 RST P0STC8952099 T1 P0STC8952010 P3^0 10 T2 P0STC8952011 P3^1 11 T3 P0STC8952012 P3^2 12 P3^3 P0STC8952013 13 P3^4 P0STC8952014 14 P3^5 P0STC8952015 15 P3^6 P0STC8952016 16 P3^7 P0STC8952017 17 X2 P0STC8952018 18 X1 P0STC8952019 19 GND P0STC8952020 20
GND
P0R?02
D 1 WELA K5
P0DȮ101 P0DȮ102 P0R?01
GND
P0R?02
D K12
P0DÂÌ101
1
P0DÂÌ102 P0R?01
GND
P0R?02
1
1K 1K D K2
P0Dºì201
1K
30pf 2
GND
P0R?02
D K6
P0DȮ201
2
P0DȮ202 P0R?01
P0DS401 P0DS406
4 DS7 DS8 A A
P0DS701 P0DS706
DS4 A A
P0DS301 P0DS306
DS6 A A
P0DS501 P0DS506
WE1 1 6
A
10 P0DS2010 a 9 P0DS209 b 8 P0DS208 c 5 P0DS205 d 4 P0DS204 e 2 P0DS202 f 3 P0DS203 g 7P0DS207 DP