NANOHOLD R.E.G.A

NANOHOLD R.E.G.A | Robotic Enhanced Grip AssistantNANOHOLD R.E.G.A uses motor‑current feedback to sense grip tightness automatically, giving you a smart, adaptive way to hold wires, PCBs, and small components without crushing them. Perfect for electronics work, prototyping, and precision tinkering.Bill of Materials1 × Supermini nRF52840 module2 × 3 mm smooth aluminium or stainless‑steel rods, 33 mm length4 × M1.7 flat‑head screws, 8 mm length1 × Feetech SCS0009 servo2 × 3 mm LEDs (green, red)Resistors: 10 kΩ (red), 1 kΩ (green)(Adjust to match brightness, max. 2 mA)1 × SATEL VL53L4CD time‑of‑flight sensor1 × TPS61023 boost DC‑DC converter3.3 V → 5 V @ 1 A for servo drive1 × 1N5711 diode + 4.7 kΩ resistorUART full‑duplex → half‑duplex conversionAnode → RX and servo single‑wire bus3.3 V → RX through 4.7 kΩCathode → TX2 × small oval SMD tactile buttons, 3 × 4 × 2.5 mm1 × 0.28‑inch orange 3‑segment voltage meter1 × AO3402 MOSFET (N‑channel)Used for power‑gating the voltage meter1 × LiPo ba