Tutto ciò da sapere sulla piedinatura del connettore seriale
DB9 Female Connector for RS232/RS422/RS485 - Buy DB9 Female Connector at QuartzComponents.com
Amazon.com: Green-utech 5FT USB Type A to RS-232 9-Pin DB9 Male Serial Adapter Cable for Windows Mac OS Linux FTDI Chipset (5FT, USB Type A to DB9) : Electronics