Main System: Part Number Description Quantity SMH-107-02-T-S 7 pin female surface mount header 8 P8X32A-Q44 Prop QFP 1 ECS-50-20-5PX-TR 5MHz Crystal 1 AT24C512B-TH-B 512k EEPROM 1 0603 0.1uF 5V min 5 0603 10k 2 "0.1"" 2x10 male header" 1 "0.1"" 1x4 male header" 1 GRM31CF51H475ZA01L 1206 4.7uF 50V 8 Optional LED: 0603 LED 3 0603 resister 3 Power Supply High 0805 2.2uF 1 0805 10uF 16V 3 LM22673MRE-5.0/NOPB 5V Switching Regulator 1 0603 0.01uF 16V 1 1N5819HW-7-F 1A shotkey diode 1 GRM31CF50J107ZE01L 1206 100uF 6.3V 1 NR4018T100M 10uH inductor 1 LM1117IMP-3.3/NOPB 3.3V linear rehulator 1 Power Supply Low 0603 0R 1 0805 10uF 16V 2 LM1117IMP-3.3/NOPB 3.3V linear rehulator 1