Grand Canyon - Panorama Hooverdam - Panorama San Antonio, TX sleeping bag UT Tower joke High performance Arduino System 8x8 RGB Matrix board V2 - 3D 8x8 RGB Matrix board V2 - layout 8x8 RGB Matrix board V2 - schematic 8x8 RGB Matrix board V3 - 3D 8x8 RGB Matrix board V3 - layout ATmega168 SMD chips campus at night a little guest - grown up a little guest - grown up a little guest - grown up a little guest - grown up High power RGB LED matrix prototype High power RGB LED matrix prototype High power RGB LED matrix prototype High power RGB LED matrix prototype perfboard moodlight 8x8 RGB LED Matrix V3.00 - 2 Grand Canyon - Panorama Grand Canyon - Panorama Grand Canyon - Panorama Las Vegas Las Vegas Las Vegas Las Vegas Breaker Box Breaker Box Breaker Box Debugging an ATmega168 Debugging an ATmega168 Debugging an ATmega168 a little guest a little guest a little guest pico encoder spice: schematic pico encoder spice: transient analysis picomotor voltages quadrature decoder: algorithm quadrature encoder: 4 state machine quadrature encoder: calculate phase angle