Split-Flap Display (6 Modules, Chainlink v2)

Six laser-cut split-flap characters, each spun by a 12 V stepper and homed by a hall sensor, run from one ESP32 · 9 parts · 11 steps · By Scott Bezek and the splitflap contributors

Order the parts
Prepare the sensor boards
Build the Chainlink Driver and Buddy
Connect the Driver to the Buddy (no motors yet)
Glue the flap drum
Mount the motor and sensor
Fit the magnet and the drum
Close the enclosure and load the flaps
Flash the firmware
Connect motors, sensors and power
Home and calibrate

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Split-Flap Display (6 Modules, Chainlink v2)

By Scott Bezek and the splitflap contributors · Example build · 7 views · 0 remixes

Six laser-cut split-flap characters, each spun by a 12 V stepper and homed by a hall sensor, run from one ESP32

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Estimated parts cost

2 of 9 parts priced

Difficulty

Moderate

Parts

9 parts · 137 pcs

Start the assembly guide