Part list: ---------- C1,C3 10 uF – 63 V C2,C4,C5,C10 100 nF C6,C7,C8,C9 2.2 uF – 50 V R1 1000 R2 2700 R3 10 k R4,R5,R6 330 R7 trimmer 10 k LED1,LED2 red LED (3 mm) LED3 green LED (3 mm) D1 BAT42 U1 7805 U2 LM335 U3 PIC16F887 U4 MAX232 sockets DIL16,DIL40 Notes: ------ Vin 9-12 V DC ICSP connector: Vpp-Vdd-GND-PGD-PGC-N.C. 6 Pin .100" Straight Male Headers Forum: www.eeng.biz/smf/index.php?board=8.0&language=english