- private CoreManualSwitch D1, D2, D3, D4;
- private CoreManualSwitch A0, A1, A2, A3;
- private CoreManualSwitch B0, B1, B2, B3;
- private CoreBitDisplay Y1, Y2, Y3, Y4;
+ private CoreManualSwitch D;
+ private CoreManualSwitch A;
+ private CoreManualSwitch B;
+ private CoreBitDisplay Y;