Serial Protocol

Purpose:

To select the hardware and software handshaking values for the serial interface.

Values:

DTR*

Hardware handshaking.

DTR/DSR

Hardware handshaking.

XON/XOFF

Software handshaking.

XON/XOFF/DTR

Combined hardware and software handshaking.

XONXOFF/DTRDSR

Combined hardware and software handshaking.

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IBM 1220 manual Serial Protocol, 166, Hardware handshaking, Software handshaking