Interface Specifications
Pin assignments for the serial interface
Pin
Signal
Direction
Description
1
C h a s s i s G N D -
This is connected to the printer chassis.
2
TXD
OUT
Transmits data for X-ON/X-OFF.
3
RXD
IN
Received data. This pin transmits serial
data from the computer to the printer.
7
Signal GND -
Signal (logic) ground level.
11
REV
OUT
Same as DTR.
(= 2nd RTS)
20
DTR
OUT
Data terminal ready. This pin indicates
whether the printer is ready to receive
data. If the printer ready protocol is not
selected, this pin is always HIGH (that
is, the printer is ready to receive data). If
the printer ready protocol is selected,
the printer can accept data when the pin
level is LOW. When the DTR signal
goes LOW, the host computer must stop
sending data within 128 characters, The
DTR signal can be set HIGH or LOW
with SelecType.
Note: The column heading “Direction” refers to the direction of signal flow as
viewed from the printer.
Technical Specifications
7-25
Содержание EPI-4000
Страница 1: ......
Страница 2: ......
Страница 48: ...3 Open the paper feeder cover Setting Up the Printer 1 31 ...
Страница 100: ...Loading Paper 4 Make sure the paper release lever is up as shown below 5 Remove the paper tray cover 3 6 Paper Handling ...
Страница 204: ...Printer Specifications Printable area in HP emulation mode 7 10 Technical Specifications ...
Страница 227: ...HP Emulation Mode HP Roman 8 Symbol Set ID 8U A 4 ...
Страница 228: ...HP Emulation Mode HP Roman 8 Extension Symbol Set ID 0E A 5 ...
Страница 229: ...HP Emulation Mode HP IBM US Symbol Set ID 10U A 6 ...
Страница 230: ...HP Emulation Mode HP IBM Denmark Norway Symbol Set ID 11U A 7 ...
Страница 231: ...HP Emulation Mode ISO ANSI ASCII Symbol Set ID 0U A 8 ...
Страница 233: ...HP Emulation Mode ECMA 94 Latin 1 Symbol Set ID ON A 10 ...
Страница 234: ...HP Emulation Mode HP Legal Symbol Set ID 1U A 11 ...
Страница 238: ...LQ and FX Emulation Mode Epson Extended Graphics Character Table A 15 ...
Страница 288: ......
Страница 289: ...HP LaserJet II Emulation Mode Menus and Options ...
Страница 290: ...LQ and FX Emulation Mode Menus and Options ...
Страница 292: ......