Labels Milestones
BackPegs, https://www.ckswitches.com/media/1462/pts125.pdf Button Tactile Switch with LCD screen K switch normally-closed pushbutton push-button LCD D MEC 5G single pole double throw, separate symbols | | | | | R3, R21, R27, R28 R4, R6, R7 | 3 | 2_pin_Molex_header | 2 pin Molex connector 2.54 mm spacing | | | | J2 | 1 | TL074 | Quad operational amplifier, DIP-14"/>