© Gooligum Electronics 2015 www.gooligum.com.au
Baseline and mid-range PIC training and dev board operation guide Page 24
Appendix B – Parts list
PCB-mounted components
10 kΩ trimpot with thumbwheel (e.g. Bourns 3352T)
100 kΩ trimpot with thumbwheel (e.g. Bourns 3352T)
BC337 NPN transistors (or BC547 / BC548 or similar)
1N400x series rectifier diode
32768 Hz “watch” crystal (12.5 pF load capacitance)
4.00 MHz ceramic resonator with built-in capacitor
common-cathode 7-segment LED displays (10-pin DIP, e.g. Kingbright SC52-11SRWA)
74HCU04N hex inverter (unbuffered)
5 mm LEDs (red, green or yellow: normal intensity, diffused)
CDS photocells (LDRs), 20-60 kΩ when illuminated