This project is a PCB design files for RGBW LED controller based on PCA9632 chip. This controller was designed for controlling RGBS LED strips on 3D printer. PCA9632 chip has support in Marlin ...

This is a Raspberry Pi B+ HAT that supports four high power LEDs. Each LED output uses a resistor configurable constant current driver with PWM support to control light intensity. A fourth LED channel ...