Build a physical drum sequencer so you can program beats right here in the real world! Four tracks of drums (say kick, snare, clap, cowbell, but it's your choice) and 32 steps for two four-bar patterns can trigger your favorite drum synthesizer or sample player. 

Four optical reflection sensors detect LEGO minifigure heads as they roll on by, all driven by a Feather RP2040 with Motor FeatherWing running CircuitPython.

Parts

Four sensors:

Close-up video of white finger triggering an optical reflective sensor breakout.
An optical reflective sensor is a composite electronic device with two elements - an IR LED and an IR photo-transistor. The IR LED blasts light, and when something bounces...
$4.95
In Stock

Then these:

Angled shot of black rectangular microcontroller "Feather RP2040"
A new chip means a new Feather, and the Raspberry Pi RP2040 is no exception. When we saw this chip we thought "this chip is going to be awesome when we give it the Feather...
$11.95
In Stock
Video of 2 steppers spinning with rectangular black board on them powered by a DC Motor + Stepper FeatherWing Add-on For All Feather Boards
A Feather board without ambition is a Feather board without FeatherWings! This is the DC Motor + Stepper FeatherWing which will let you use 2 x bi-polar...
$19.95
In Stock
Triple prototyping feather wing PCB with socket headers installed
This is the FeatherWing Tripler - a prototyping add-on and more for all Feather boards. This is similar to our
$8.50
In Stock
Angled shot of a Stepper motor - NEMA-17.
A stepper motor to satisfy all your robotics needs! This 4-wire bipolar stepper has 1.8° per step for smooth motion and a nice holding torque. The motor was specified to have a max...
$14.00
In Stock
1 x DC Gearbox "TT" Motor to LEGO® compatible Cross Axle
DC Gearbox "TT" Motor to LEGO® compatible Cross Axle
1 x 12V 5A switching power supply
12VDC from 110VAC or 220VAC
1 x In-line power switch
for 2.1mm barrel jack
1 x Female DC Power adapter
2.1mm jack to screw terminal block
1 x Clear Adhesive Squares
6 pack - UGlu Dashes
1 x 20-pin 0.1" Female Headers
Rainbow Color Mix - 5 pack

This guide was first published on Jun 05, 2024. It was last updated on Jun 22, 2024.

This page (Overview) was last updated on Jun 05, 2024.

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