Interfacing the Serial / RS-232 Port (πολύ καλό)

http://www.beyondlogic.org/serial/serial.htm#1

http://www.beyondlogic.org/serial/serial1.htm#43

Interfacing the Serial / RS232 Port

http://wearcam.org/seatsale/programs/www.beyondlogic.org/serial/serial.htm

UART 16550 functional block diagram

http://www.giobe2000.it/HW/Seriale/Pag/UartF.asp

8250 and Compatible UARTs

http://www.lookrs232.com/rs232/uart.htm

RS232/422/485 Serial Communications, Users Manual, http://www.marshallsoft.com/serial.htm

COM Port Data Emulator - Freeware

http://www.aggsoft.com/com-port-emulator.htm

http://www.techedge.com.au/tech/8250tec.htm

This document briefly describes the registers of an 8250, the chip found in the original IBM PC.

http://davidwallace2000.home.comcast.net/h8/8250.htm

The 8250 UART In Detail

Serial Programming:8250 UART Programming

http://en.wikibooks.org/wiki/Serial_Programming:8250_UART_Programming

Windows Support of the 16550 UART

http://support.microsoft.com/kb/q119579/

AGGSoft Tools for RS232

http://www.aggsoft.com/

Serial Programming/8250 UART Programming

https://en.wikibooks.org/wiki/Serial_Programming/8250_UART_Programming