Some features of the OpenServo include:
High performance AVR 8-bit microcontroller
- Compact H-Bridge implemented with low-cost MOSFET drivers
- I2C/TWI based interface for control and feedback
- Control over servo position and speed
- Feedback of servo position, speed, voltage and power consumption
- Advanced curve based motion profile support
- EEPROM storage of servo configuration information
- Software written in C using free development tools
- I2C/TWI based bootloader and Multi-platform GUI programmer
- Total cost about $20 per servo in quantity ($10 servo hardware + $10 parts)