LED显示屏控制卡原理图

4.5V
R19 R18 R17 R16 R15 R14 R13 R12 7.5K 7.5K 7.5K 7.5K 7.5K 7.5K 7.5K 7.5K
5V
EN1N0EN1 D0N0D0 D1N0D1
1 P0J301 3 P0J303 5 P0J305 7 P0J307 9 P0J309 11 P0J3011 13 P0J3013 15 P0J3015
2
P0J502
4
P0J504
6
P0J506
8
P0J508
10 P0J5010
12 P0J5012
P4N0.P0400 P4N0.P1401 P4N0.P2402 SCK N0SCK RCK N0RCK D0N0D0
B
13 P0J5013
14 P0J5014
15 P0J5015
16 P0J5016
HEADER 8X2
VCC A15 A17 WE A13
A8 A9 A11 OE A10 CS I/O7 I/O6 I/O5 I/O4 I/O3
32 P0U4032 31 P0U4031 30 P0U4030 29 P0U4029 28 P0U4028 27 P0U4027 26 P0U4026 25 P0U4025 24 P0U4024 23 P0U4023 22 P0U4022 21 P0U4021 20 P0U4020 19 P0U4019 18 P0U4018 17 P0U4017
D3
10K
P0R2601
P0R2501
PC TXD
3P0J203
8P0J208
4P0J204
C
9P0J209
5P0J205
DB9
P0D302
DIODE
P0D301
R24
P0R2401
4K7
P0R2402
P0R2001 P0Q302
P0Q301
Q3 9018
P1N0.P3103
D5
P0D501
DIODE D6
2 P0J302 4 P0J304 6 P0J306 8 P0J308 10 P0J3010 12 P0J3012 14 P0J3014 16 P0J3016
P4N0.P0400 P4N0.P1401 P4N0.P2402 P4N0.P3403
RCK N0RCK SCK N0SCK
A
U3
HEADER 8X2
LED
4.5V
R6
P0R602
2.4K C6
P0R601
P0C601 P0C602
P0Y2Baidu Nhomakorabea2
20p C7
Y2 32.768K
P0Y201
P0C701 P0C702
20p
3V
U2
1 2
3 4
P0U2V01CC1 X1 P0U202
X2 P0U203 GND P0U204
P0U208
VCC2
8
SCRILS/OKTP0PUP020U0U2720055676
P4N0.P0400 P4N0.P1401 P4N0.P2402 P4N0.P3403
RCK N0RCK SCK N0SCK
P0U102P16 P0U103P17 P0U104RST P0U105P30 P0U106P43 P0U107P31 P0U108P32 P0U109P33 P0U1010P34 P0U1011P35
P03 P0U1034 P02 P0U1035 P01 P0U1036 P00 P0U1037 VCC P0U1038 P42 P0U1039 P10 P0U1040 P11 P0U1041 P12 P0U1042 P13 P0U1043
P14 P0U1044
XXTTGAAPPPPPPPPNLL33422222DPP216700123400PUU011PPPPPPPPU0000000000111UUUUUUUU04511111111100000000611111222111111112222378901223456789012
12 P0J7012
P4N0.P0400 P4N0.P1401 P4N0.P2402 SCK N0SCK RCK N0RCK D2N0D2
C
P0R2801
P0C901
13 P0J7013
14 P0J7014
P0Q303
C9
15 P0J7015
16 P0J7016
10uF
HEADER 8X2
D4
P0C902
U4
1 P0U401 2 A18 P0U402 3 A16 P0U403 4 A14 P0U404 5 A12 P0U405 6 A7 P0U406 7 A6 P0U407 8 A5 P0U408 9 A4 P0U409 10 A3 P0U4010 11 A2 P0U4011 12 A1 P0U4012 13 A0 P0U4013 14 I/O0 P0U4014 15 I/O1 P0U4015 16 IV/Oss2 P0U4016
J2 1P0J201
Q2
9015
P0Q203
P0Q201
R22
P0R2202
4K7
P0R2201
P0Q202
R21
P0R2102
10K
P0R2101
4.5V
4.5V
P0R1102 P0R1002
P0R1101 P0R1001
RCK N0RCK
R8
P0R801
R9
P0R901
4.5V 2.4K
P0R802
P0D401
P0D402
DIODE
EN2N0EN2
J8
1 P0J801 3 P0J803 5 P0J805 7 P0J807 9 P0J809 11 P0J8011 13 P0J8013 15 P0J8015
2
P0J802
4
P0J804
6
P0J806
8
P0J808
10 P0J8010
12 P0J8012
2.4K
P0R902
P0C501 P0C502
20p
R10 R11 2.4K 2.4K
D2
P0D20A
LED D1
P0D10A
LED
P0D20K P0D10K
P0R2502
A18N0A18 A16N0A16 A14N0A14 A12N0A12 A7N0A7 A6N0A6 A5N0A5 A4N0A4 A3N0A3 A2N0A2 A1N0A1 A0N0A0 D0N0D0 D1N0D1 D2N0D2
J4
1 P0J401 3 P0J403 5 P0J405 7 P0J407 9 P0J409 11 P0J4011 13 P0J4013 15 P0J4015
2
P0J402
4
P0J404
6
P0J406
8
P0J408
10 P0J4010
12 P0J4012
14 P0J4014
16 P0J4016
HEADER 8X2
1
2
3
4
5
6
7
8
J1 2 P0J102
5VN05V
Q1 9012
P0Q102
P0Q103
4.5V
R2
P0R201
P0R202
CSN0CS
P0C202 P0C201
P0C101
P0C301
1 P0J101
C3 +
10K
PN40P.5405
J3
CON2
100uF
C1
C2
100uF
0.1
P0Q101
P0C102
1
2
3
4
5
6
7
8
P0C302
A
R1
P0R101
P0R102
20k
D7 BT1
P0D70A
P0D70K
P0BT102
P0BT101
PN40P.4101 D7N0D7 D6N0D6 D5N0D5 D4N0D4
A15 N0A15 A14 N0A14 A13 N0A13
P0R1902 P0R1802 P0R1702 P0R1602 P0R1502 P0R1402 P0R1302 P0R1202
P0U3020
P0U3019 P0U3016 P0U3015 P0U3012 P0U309 P0U306 P0U305 P0U302 P0U3011
74LS373
A7N0A7 A6N0A6 A5N0A5 A4N0A4 A3N0A3 A2N0A2 A1N0A1 A0N0A0
P4N0.P5405
EN2N0EN2 D2N0D2 D3N0D3
14 P0J8014
16 P0J8016
HEADER 8X2
P4N0.P0400 P4N0.P1401 P4N0.P2402 SCK N0SCK RCK N0RCK D3N0D3
D
D
Title
Size
Number
Revision
A3
Date: File:
2012-11-23
Sheet of
C:\Documents and Settings\..\controller.sch Drawn By:
P0D502
P0D601
DIODE
P0D602
P0R2802
P0Q401
R28 10K
P0Q403
Q4 9015
J7
EN2N0EN2
1 P0J701 3 P0J703 5 P0J705 7 P0J707 9 P0J709 11 P0J7011
2
P0J702
4
P0J704
6
P0J706
8
P0J708
10 P0J7010
P4N0.P0400 P4N0.P1401 P4N0.P2402 SCK N0SCK RCK N0RCK D1N0D1
P0R2002
6P0J206
2K
2K
P0R2701
P0R2702
HEADER 8X2
P0Q402
PC RXD
2P0J202
R23
18K
R20
7P0J207
P0R2301
P0R2302
EN1N0EN1
J6
1 P0J601 3 P0J603 5 P0J605 7 P0J607 9 P0J609 11 P0J6011 13 P0J6013 15 P0J6015
2
P0J602
4
P0J604
6
P0J606
8
P0J608
10 P0J6010
12 P0J6012
14 P0J6014
16 P0J6016
DS1302
4.5V R3 10K
4.5V
U1
D3N0D3 D2N0D2 D1N0D1 D0N0D0
PN40P.4202 A16 N0A16 A17 N0A17 A18 N0A18 PN10P.1303 SCN0LSCKLK
STC12C5A60S2 34
35 36 37 38 39 40 41 42 43 44
HM628512
A15N0A15 A17N0A17
A13N0A13 A8N0A8 A9N0A9 A11N0A11
A10N0A10
D7N0D7 D6N0D6 D5N0D5 D4N0D4 D3N0D3
5V
RDN0RD CSN0CS
P0R2602
R25
R26
R27 2K
J5
EN1N0EN1
1 P0J501 3 P0J503 5 P0J505 7 P0J507 9 P0J509 11 P0J5011
1 20 P0U301 10 OE VCC P0U3010
3 GND 8Q 1169 P0U303 4 1D 7Q 15 P0U304 7 2D 6Q 12 P0U307 8 3D 5Q 9 P0U308 13 4D 4Q 6 P0U3013 14 5D 3Q 5 P0U3014 17 6D 2Q 2 P0U3017 18 78DD 1GQ 11 P0U3018
A12 N0A12 A11 N0A11 A10 N0A10 A9N0A9 A8N0A8 PN40P.4000
RDN0RD SCK N0SCK
P0Y102
C4
P0C401 P0C402
20p Y1 18.432MHz
D0N0D0 D1N0D1 D2N0D2 D3N0D3 D4N0D4 D5N0D5 D6N0D6 D7N0D7
P0R1901 P0R1801 P0R1701 P0R1601 P0R1501 P0R1401 P0R1301 P0R1201
EX_LAVALDNEP///0UPPPPPPPPPPP1P0440000422240P2U09644567176551U01PPPPPPPP200000000072UUUUUUUU6111111110000000033332222321085433333222222232109876543
P0U101 1
P0R302
R4
P0R301
10K
P0Y101
C5
12C5A60S2
5V
2 3 4 5 6 7 8 9 10 11
P0R402
R5
P0R502
P0R401
10K P0R501
4.5V
C8
EN1 N0EN1
B
P0C801
P0C802
R7
P0R701
22uF
10K
P0R702
PN40P.4303 EN2 N0EN2