Home > Computers > Hardware > Buses > RS-232
http://www.rs485.com/rs485spec.html
For RS485, RS422, RS232 and RS423.
http://www.sandman.com/rs232.html
RS-232 Serial Communications is not that hard.
http://retired.beyondlogic.org/serial/serial.htm
Detailed explanations on interfacing the serial port.
http://www.camiresearch.com/Data_Com_Basics/RS232_standard.html
A tutorial with signal names and definitions.
Home > Computers > Hardware > Buses > RS-232
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