Interface common anode and common cathode RGB LEDs with Arduino
L6: RGB LEDs - Physical Computing
LED - RGB Clear Common Cathode , from Sparkfun for €2.53
How RGB LEDs work and how to control color -… | CircuitBread
RGB LEDs - DIYODE Magazine
Using Common Cathode and Common Anode RGB LED with Arduino - Hackster.io
Amazon.com: 100pcs 5mm RGB LED Emitting Diode Micro Indicator Red Green Blue Multicolor Common Anode Cathode DIY PCB Circuit Bulb (5mm Transparent Cathode RGB 100pcs) : Industrial & Scientific
L6: RGB LEDs - Physical Computing
Amazon.com: EDGELEC 100pcs 5mm RGB Tri-Color (Red Green Blue Multicolor) 4Pin LED Diodes Common Cathode Diffused Round Lens 29mm Long Lead +300pcs Resistors (for DC 6-12V) Included,Light Emitting Diodes : Industrial &