Parts list
Bill of Materials
Check to make sure your kit comes with the following parts. Sometimes we make mistakes so double check everything and email [email protected] if you need replacements!| Image | Name | Description | Part # & Information | Qty |
|
IC1 | Microcontroller (preprogrammed with firmware when purchased in a kit) | ATmega328P-20PU | 1 |
|
IC2 |
7805 (TO-220 package) or 78L05 (TO-92) 5V regulator |
78L05 | 1 |
|
IC3 | Real time clock | DS1307 | 1 |
|
Q1 | 32.768 KHz, 12.5 pF watch crystal | Generic 32.768KHz crystal | 1 |
|
LED1 | Green or red 3mm LED | 3mm indicator LED | 1 |
|
D1 | Power diode | 1N4001 | 1 |
|
C2 |
Electrolytic capacitor 47uF / 25V |
Generic | 1 |
|
C4 | 100uF / 6.3V capacitor (or higher) |
Generic | 1 |
|
C1, C3, C5 | Bypass capacitor (0.1uF) | Generic | 3 |
|
|
R2' |
100 ohm resistor Brown Black Brown Gold |
Generic | 1 |
|
R1, R3, R4, R5, R6, R7 |
1/4W 5% 1.0K resistor Brown Black Red Gold |
Generic | 6 |
|
R8, R9 |
1/4W 5% 2.2K resistor Red Red Red Gold |
Generic | 2 |
|
TM1 | 10K trim potentiometer 6mm side adjust | 1 | |
|
J1 | 2.1mm Power Jack | CUI PJ-202AH | 1 |
|
IC1' | 28-pin socket | 28 pin socket | 1 |
|
IC1' | 8-pin socket | 8 pin socket | 1 |
|
ICSP |
6 pin header, 0.1"x0.1" spacing DO NOT SOLDER THIS IN |
2x3 pin header | 1 |
|
LCD | 20 pin female header | Generic | 1 |
|
LCD & FTDI |
Straight male header DO NOT SOLDER THIS INTO THE FTDI PORT |
0.1" male header strip | 1 |
|
SW1 | Right angle SPDT switch | C&K OS102011MA1QN1 | 1 |
|
S1, S2, S3 |
Right angle tactile switch 8.35mm long actuator |
EVQ-PF008K | 3 |
|
SPK | Piezo Speaker | PS1240P02AT | 1 |
|
BATT | 12mm 3V lithium coin cell | CR1220 | 1 |
|
BATT' | 12mm coin cell holder | Keystone 3001 | 1 |
|
LCD | KS0108 LCD Black with white backlight preferred & is included in the kit |
1 | |
|
PCB | Circuit board | 1 | |
|
STANDOFF | 1/2" 4-40 round F-F threaded aluminum standoff | 4 | |
|
SPACER | 3/8" plastic spacer | 4 | |
|
SCREW | 5/8" 4-40 stainless steel machine screw | 8 | |
|
|
ENCLOSURE | 6-piece laser cut enclosure |
MONOCHRON® is a registered trademark of Adafruit Industries
Page last edited March 18, 2013
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