Schematic

1
1
2
2
3
3
4
4
D D
C C
B B
A A
Title
Number RevisionSize
A4
Date: 2017/8/11 Sheet of
File: E:\桌面快捷方式存储\..\SCH.SchDoc Drawn By:
S0
1
S1
2
OE
3
GND
4
VDD
5
OUT
6
S2
7
S3
8
U1
32
1
8550
Q1
+5V
R51K
1
2
3
4
5
P1
LED
GND
12
D1
white
12
D2
white
12
D3
white
12
D4
white
R1
220R
R2
220R
R3
220R
R4
220R
GND
GND
1
2
3
4
5
P2
GND
+5V
+5V
C1
1UF
GND
OE
OE
S0
S1
S2
S3
OUT
S0
S1 S2
S3
OUT
PI855001
PI855002
PI855003
CO8550
PIC101
PIC102
COC1
PID101
PID102
COD1
PID201
PID202
COD2
PID301
PID302
COD3
PID401
PID402
COD4
PIP101
PIP102
PIP103
PIP104
PIP105
COP1
PIP201
PIP202
PIP203
PIP204
PIP205
COP2
PIR101
PIR102
COR1
PIR201
PIR202
COR2
PIR301
PIR302
COR3
PIR401
PIR402
COR4
PIR501PIR502
COR5
PIU101
PIU102
PIU103
PIU104 PIU105
PIU106
PIU107
PIU108
COU1
PI855003
PIC102
PIP101
PIU105
PIC101
PIP102
PIP105
PIR101 PIR201 PIR301 PIR401
PIU104
PIP104 PIR501
NLLED
PI855001 PIR502
PI855002
PID101 PID201 PID301 PID401
PID102
PIR102
PID202
PIR202
PID302
PIR302
PID402
PIR402
PIU101
PIU102
PIU106
PIU107
PIU108
PIP103
PIU103
NLOE
PIP201
NLS0
PIP202
NLS1
PIP203
NLS2
PIP204
NLS3
PIP205
NLOUT