| R1 | 10K | Resistor |
| R2 | 1.5K | Resistor |
| D2 | 5.1V/0.5W | Zener |
| D3 | 1N4448 | Diode |
| D4 | 1N4448 | Diode |
| D5 | 1N4448 | Diode |
| D6 | 8.2V/0.5W | Zener |
| D7 | 1N4448 | Diode |
| C2 | 100µF/25V | Capacitor electrolytic |
| C3 | 47µF/6.3V | Capacitor tantal |
| Q1 | BC547B | Transistor NPN |
| Q2 | BC547B | Transistor NPN |
| P1 | DS25 | 25 pol DSUB connector |
| P2 | Connector for In Circuit Programming | |
| TESTV12.ZIP | 8 way DIL switch for test purpose | |
PCB Generatet by PCBTOPCX. Download layout files, PCB23.ZIP (22K). | ||