The Side Shield makes it easy to extend your Arduino shield stacking sideways, remap conflicting pins between shields, and simplify using 3.3V shields with 5V Arduinos or compatible.

Uses two 4017 decade counters to drive up to 16 servos using only 4 pins (digital pins 6 to 9) and as little as one 8-bit timer (Timer 2) in standard mode or two 16/8-bit timers (Timer 1 and Timer 2 for Duemilanove or Timer 3 for Mega) in high accuracy mode. It also includes….