R1, R2 – 2k2
R-PACK – 9x6.8k (2pcs)
V1 – BC547
IC1, IC2 – 74HC245
BU5 – Straight pin-header 2x16, division 2.54
BU7 – Straight pin-header 1x5, division 2.54
BU8 – IC Socket DIL-40
BU9 – Straight pin-header 1x5, division 2.54 / Jumper, division 2.54 (2pcs)
BU10 – Straight pin-header 1x5, division 2.54 (modified, move plastic to end) /
Jumper, division 2.54 (2pcs) / DC2DC_A4