Hardware Schematics
© 2009 Microchip Technology Inc. DSxxxxx-page 9
A.1.2 Bill of Materials
Bill of Materials
Designation Qty Description
C1, C2 2 Capacitor, Ceramic, 0.1 µF, 5%, X7R
C5, C6 2 Capacitor, Ceramic, 22 pF, 50V, C0G
C7, C8 2 Capacitor, Tantalum, 10µF, 5%, 35V
C9 1 Capacitor, Ceramic, 0.01 µF, 5%, X7R
C10 1 Capacitor, Ceramic, 220 pF, 50V, C0G
R3-R6 4 Resistor, 470Ω, 5%, 1/8W
R2, R7 2 Resistor, 1 kΩ, 5%, 1/8W
R1, R8, R14, R15 4 Resistor, 10 kΩ, 5%, 1/8W
R9-R12 2 Resistor 100 Ω, 5%, 1/8W
R13 1 Resistor 220 kΩ, 5%, 1/8W
RP1 1 Potentiometer 10 kΩ, thumbwheel
DS1-DS4 4 LED, T1-3/4, 5mm
D1 1 1N4750, 27V, Zener diode
D2 1 1N4004, diode
D3 1 1N4148, diode
SW1 1 Switch, push button, momentary
U1 – Microcontroller 1 28-pin PIC
®
MCU
U2 - LIN Transceiver 1 MCP2021-500E/P
P1 1 Connector, header, right-angle, 6-pin, 0.100” spacing, 0.025”
P4 1 D-SUB 9-pin female
JP1:5, JP7:JP8 7 Connector, header, 2-pin, 0.100” spacing, 0.025” square
JP6 1 Connector, header, 3-pin, 0.100” spacing, 0.025” square
Rubber Feet 4 Bumpon square, 0.40 x 0.10, black
X2 1 Crystal, tuning fork, cylinder, 12.5 pF
J1 1 Connector, receptacle 1x14-pin
