CEPARK CAN总线开发板V3.0原理图

p15
p16
p17
P20
p21
p22
+5V
+5V
2
1
3
LED_P27
LED_P26
LED_P25
1K LED_P24
+5V
U6 82C250
R27 47k
J7
CANL CANH
1 2
U5
VCC DQ
GND
+5V 3
R26 4k7
2 P3.5
1
TX0_LED
+5V RX0_LED
1 2 3 4
TXD VSS VDD RXD
+5V
J1 3 2 1
GND
p10
+5V
J14 p10 GND
+5V
J2 TXD p30_r
485_T
TX-3
J4 RXD p31_t
485_R
TX-3
485_T P41
485_R
1 2 3 4
U2 RO RE DE DI
VCC B A
GND
8 7 6 5
MAX485
+5V
J3
B A
2 1
DT-2
B J10 A
P2
P3
RD X1 P40 p21 P23
1 3 5 7 9
2 4 6 8 10
11 12
WR X2 GND P20 p22 LED_P24
p13 p11 P4.2 AD0 AD2 AD3
12 34 56 78 9 10 11 12
p14 p12 p10 +5V AD1
Header 6X2
Header 6X2
Q2
Q3
Q1
R17 1K
R20 1K
J5
LCD1 LCD1602
LCD1602
CON02 +5V
GND VCC VL RS RW EN D0 D1 D2 D3 D4 D5 D6 D7 BL+ BL-
GND 16
15
p10 14
p11 13
p12 12
p13 11
p14 10
9
8
7
6
5
4
3
2
GND 1
P40
17
P41
28
P4.239
P4.3 6
P4.0 P4.1 INT3/P4.2 INT2/P4.3
X1
15 X1
P0.0 P0.1 P0.2 P0.3 P0.4 P0.5 P0.6 P0.7
37 36 35 34 33 32 31 30
AD0 AD1 AD2 AD3 AD4 AD5 AD6 AD7
1 2 3
T2/P1.0 T2EX/P1.1 P1.2 P1.3 P1.4 P1.5 P1.6 P1.7
p30_r p31_t INT0 INT1 p34 P3.5 WR RD
5 7 8 9 10 11 12 13
RxD/P3.0 TxD/P3.1 INT0/P3.2 INT1/P3.3 T0/P3.4 T1/P3.5 WR/P3.6 RD/P3.7
B R24 470
+5V VL1
4
C13
C15
GND
104 100uF
GND
D+
D-
VCCIN
3V3
1 2 3 4 5 6 7
DCD RI GND D+ DVDD REGIN
DTR DSR TXD RXD RTS CTS
NC
28 27 26 25 24 23 22
TXD RXD
U3 CP2102
NC NC NC NC NC NC NC
28 27 26 25 24 23 22 21 20 19 18 17 16 15
AD5 AD4 AD3 AD2 AD1 AD0
30PF
+5V C11 104
RX0_LED
P23 INT1
+5V R23 4.7K
R21 4.7K
R22 2K +5V
+5V
1 2 3 4 5 6 7 8
A B C D E F G H
CON02
LED1
p17
LED2
p16
J6
LED3
p15
LED4
p14
LED5
p13
LED6
p12
X2
14 X0
VSS 16
560R
LED7
p11
STC89C51-LQFP44
C
C9
X01
LED8
p10
R6
+5V
1K
R8
LED9 LED10
30PF
RX0_LED
R7
10M
Y2
16M
TX0_LED
C10
21 20 19 18 17 16 15
8 9 10 11 12 13 14
VBUS RST NC SUSPEND SUSPEND NC NC
VCCIN
C6
C7
104
10UF
GND C
bbs.cepark.com
D
Title
Size
A2
Date: File:
Number
2012/9/22 G:\
\..\2012.8 .SchDoc
P4
LPPAAES4DD1ED75N_P213579161
2 4 6 8 10 12
Header 6X2
LED_P25 LED_P27 ALE +5V AD6 AD4
J9 1
2
3V3
CON02
GND
1
2
3
4
5
6
VCCIN
K1 3 2
+5V
USB
1 2 3
DD+
R29
1
CB1
1
4 5
6 SW DPDT
2551
Rs CANH CANL
Vref
8 7 6 5
CANH CANL
R28 120
J8
1 2
DS18B20
CANL
J11
CANH
R25
10K
GND
D
P1
P3.5 p34 INT0 P4.3 RST p16
1 3 5 7 9 11
2 4 6 8 10 12
Header 6X2
INT1 p31_t p30_r p17 p15
1K
X02
U4 Comment: SJA1000
AD6 1
AD7 2
ALE 3
P20
4
RD
5
WR
6
7
8
X01 9
X02 10
11
+5V
12 TX0_LED 13
14
AD6 AD7 ALE/AS CS RD/E WR CLKOUT VSS1 XTAL1 XTAL2 MODE VDD3 TX0 TX1
AD5 AD4 AD3 AD2 AD1 AD0 VDD1 VSS2 RX1 RX0 VDD2 RST INT VSS3
1
2
3
4
5
6
7
8
A
A
B
C1 30PF C3 30PF +5V
X1
Y1 11.0592
X2
+5V
R1
10K
S1
C5
0.1UF
INT0
RST
NRF24L01A
8 3V3
7
6 CSN
p11
5 CE
p10
4 MOSI
p13
3 SCK
p12
2 IRQ
p34
1 MISO
p14
3V3 1
p22
p12 p14 p16
+5V
C2 104
P2.0 P2.1 P2.2 P2.3 P2.4 P2.5 P2.6 P2.7
18 19 20 21 22 23 24 25
P20 p21 p22 P23 LED_P24 LED_P25 LED_P26 LED_P27
VDD 38
EA PSEN
ALE RST
29 26 27 4
PSEN ALE RST
Revision
Sheet of Drawn By:
7
8
510 510 510 510 510 510
510 510
DPY1
8.8.8.8 DPY_7-SEG4
P1 P2 P3 P4
9 10 11 12
R16
R13 R12 R15 R9
R11 R14 R10
AD7 AD6 AD5 AD4 AD3 AD2 AD1 AD0
Q4
J12 CON02
R18
R19 1K
TRXCE
AM MISO
SCK
14 12 10 8 6 4
13 11
9 7 5 3
TXEN
p21
POWER_UP p10
CD
p11
DR
p13
MOSI
p15
CSN
p17
Fra Baidu bibliotek
21
NRF905
R2
S2
10K
C8 0.1UF
U1
p10 p11 p12 p13 p14 p15 p16 p17
40 41 42 43 44