User’s Guide
Features and Profiles 4-23
Menu 5: Serial Control (Cont’d)
Printer Displays Values Description
DTR xxxxxxx
Enable
Disable
Hardware Handshaking
DTR (Data Terminal Ready)
Busy on when:
Buffer filled to high water mark
Printer off line
Paper out condition
Error conditions
Busy off when:
Buffer below low water mark
Will remain high at all times.
Handshk xxxxxxx ENQ_ACK
EXT_ACK
X-ON/
X-OFF
XON+ETX
XON+ENQ
NONE
Specifies whether to use software handshaking
X-ON Ctrl xxx Single
Robust
Specifies which type of X-ON Handshaking
control is active
X-OFF Ctrl xxx Single
Robust
Specifies which type of X-OFF handshaking
control is active
Modem Ctrl xxx On
Off
Activates the following signals:
RTS (Request to Send)
CTS (Clear to Send)
Disables the above signals (RTS is held high)