Pour réaliser ceci il vous faut :
- [2] 4.7 kohm resistor
- [3] silicon diodes
- [1] 7400 Quad NAND gate
- [1] 74266 Quad XNOR gate or another 7400 Quad NAND gate
- [2] 9-pin male Dsub connector (for joystick and regular Intellivision controller connections)
- [1] 9-pin female Dsub connector (for Intellivision port connection)