USB to serial converter CP2104

51 / AVR download cable isp downloader programmer atmel USBASP usbisp Burner

USB PIC K150 single-chip computer programmer

Through this programming board, you can program your PIC microcontollers without a external power supply. With 40-pins ZIF socket and ICSP connection, you can program your microcontroller via this header. You don't have to take out microcontroller from circuit.  

USB to TTL UART Serial Converter CP2102 STC (red)

FTDI Basic Program Downloader USB to TTL FT232 for Arduino