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Pololu A-Star 328PB User's Guide
Serial Communication (USART) in AVR ATmega16 Mini Development Board
FT232RL Serial Adapter Module FTDI USB TTL 3.3V 5.5V Arduino AVR PIC UART red 4060137012563 | eBay
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Serial Communication (USART) in AVR ATmega16 Mini Development Board
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ATmega328P to PC Serial Communication using USART Tutorial | xanthium enterprises
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TTL to RS485 Converter Module 3.3V/5.0V Hardware Auto Control for Arduino AVR CG | Satistronics
ATMEGA328P-AU can program via SPI but not via UART - Avrdude, stk500, Bootloader issues - Arduino Forum
KMtronic Ltd: USB to serial UART FTDI interface Board for your ATMEL AVR or Microchip PIC project
