AVR
- Bell 202 modem for AVR and other MCUs
- Making sinewaves with XMEGA DAC
- XMEGA power down mode for battery powered devices
- XMEGA USART driver with TX DMA
- XMEGA high-performance SPI with DMA
- XMEGA and HD44780 LCD
- Antenna switch & rotator controller
- Reliable storage of settings in EEPROM
- Using XMEGA hardware CRC generator for CRC-16 CCITT
- AVR fuses for beginners