28-Pin LIN Demo Board User’s Guide
DSxxxxx-page 8
©
2009 Microchip Technology Inc.
A.1.1
Schematic Diagram
5
5
4
4
3
3
2
2
1
1
D
D
C
C
B
B
A
A
VCC
VCC
VCC
VCC
VCC
VCC
VCC
VCC
Size
Rev
Sheet
of
APG
Drawn by
1.0
Microchip Technology Inc.
Wednesday, October 14, 2009
11
A
Automotive Products Group
2355 W. Chandler Blvd.
Chandler, Arizona 85224
28-Pin LIN Demo Board
Chuck Simmers
Size
Rev
Sheet
of
APG
Drawn by
1.0
Microchip Technology Inc.
Wednesday, October 14, 2009
11
A
Automotive Products Group
2355 W. Chandler Blvd.
Chandler, Arizona 85224
28-Pin LIN Demo Board
Chuck Simmers
Size
Rev
Sheet
of
APG
Drawn by
1.0
Microchip Technology Inc.
Wednesday, October 14, 2009
11
A
Automotive Products Group
2355 W. Chandler Blvd.
Chandler, Arizona 85224
28-Pin LIN Demo Board
Chuck Simmers
In-Circuit
-Progr
am-Debug
socketed
socketed
DB9-F
03-02168
X1
20MHz
X1
20MHz
R5
470
R5
470
R15
1K
R15
1K
R3
470
R3
470
DS3DS3
1
TP4TP4
1
3
2
JP6JP6
1
2
JP3JP3
DS1DS1
R9
100
R9
100
D1 1N4148WX
D1 1N4148WX
C5
22pF
C5
22pF
5
9
4
8
3
7
2
6
1
P4P4
C6
22pF
C6
22pF
SW2SW2
C11
100nF
C11
100nF
1
TP1TP1
D3
1N4750 27V
D3
1N4750 27V
X2
32KHz
X2
32KHz
C10
220pF
C10
220pF
1
2
JP8JP8
R2
1K
R2
1K
R6
470
R6
470
+
C8
10uF
+
C8
10uF
DS4DS4
R14
10K
R14
10K
C1 0.1uF
C1 0.1uF
SW1SW1
1
2
JP4JP4
1 2
P2
PWR
P2
PWR
Rext 10K
Rext 10K
Cext 0.1uF
Cext 0.1uF
R10
100R1
0
100
C2 0.1uF
C2 0.1uF
1
2
JP5JP5
1 2 3 4 5 6
P1P1
R13
220K
R13
220K
R7
1K
R7
1K
C4
22pF
C4
22pF
1
2
3
4
5
6
7
8
9
10
11
12
13
14
J1J1
R11
100R1
1
100
R1
10K
R1
10K
LIN
6
RX
1
TX
4
CS/WAKE
2
GND
5
VBAT
7
VDD
3
FAULT/TXE
8
MCP202x
U2
MCP202x
U2
R8
10K
R8
10K
1 2 3
P3P3
Rf 1M
Rf 1M
+
C7
10uF
+
C7
10uF
R4
470
R4
470
D2
1N4004
D2
1N4004
RP1
10K
RP1
10K
R12
100R1
2
100
DS2DS2
1
TP2TP2
RE3/MCLR/Vpp
1
RA7/OSC1/CLKIN
9
RA6/OSC2/CLKOUT
10
RA0/AN0/C12IN0-
2
RA1/AN1C12IN1-
3
RA2/AN2/Vref-/CVref/C2IN
4
RA3/AN3/Vref+/C1IN+
5
RA4/T0CLI/C1OUT
6
RA5/AN4/SS/C2OUT
7
RB0/AN12//INT
21
RB1/AN10/P1C/C12IN3-
22
RB2/AN8/P1B
23
RB3/AN9/PGM/C12IN2-
24
RB4/AN11/P1D
25
RB5/AN13/T1G
26
RB6/ICSPCLK
27
RB7/ICSPDAT
28
RC0/T1OSO/T1CKI
11
RC1/T1OSI/CCP2
12
RC2/CCP1/P1A
13
RC3/SCK/SCL
14
RC4/SDI/SDA
15
RC5/SDO
16
RC6/TX/CK
17
RC7/RX/DT
18
U1
PIC16F883
U1
PIC16F883
C9
.01uF
C9
.01uF
1
2
JP1JP1
1
2
JP2JP2
1
TP3TP3
1
2
JP7JP7
