🍁 MapleLED — PWM / Breathing LED IP Core

by MapleSilicon

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✨ Overview

MapleLED is an open-source, parameterized PWM + LED breathing engine written in Verilog.
It’s compact, FPGA-friendly, and MIT-licensed — perfect for makers, students, and hardware startups.

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⚙️ Features

• ✅ Configurable PWM width (8 bits default) and frequency
• ✅ Optional breathing profile with smooth ramp
• ✅ Optional gamma correction for perceptual brightness
• ✅ 1-bit output — replicable for RGB channels
• ✅ Synthesizes on Lattice ICE40 / UP5K / ICEBreaker
• ✅ Verified with Icarus Verilog & GTKWave

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🚀 Quick Start

# Clone
git clone https://github.com/MapleSilicon/mapleled-core.git
cd mapleled-core/mapleled-core/sim

# Simulate
make run
make view      # opens GTKWave