GEM80-400
4. Communications
Issue 3 04/99
ALSPA GEM 80-400 SERIES CONTROLLERS TECHNICAL MANUAL
Page 4-11
If it is to be connected to a suitable GEM
80 programming tool, such as Gemesys
3, using RS232 then link the following:
Pin 1 to Pin 7
Pin 2 to Pin 8.
4.4.
Communication with a Printer, VDU or Suitable GEM
80 Programming
Tool
4.4.1. Specification
4.4.1.1.
Application
Input/Output to and from intelligent devices.
Output of text and numeric data to printer, Teletype (TTY) compatible VDU, etc.
Input of characters or strings from keyboard.
Option of automatic echoing and editing of input. Also supports XON-XOFF
protocol in this mode.
Free format of input and output data to any serial device.
4.4.1.2.
Characteristics
RS232/RS485
ASCII character set (equivalent to IS0-7). 1 start bit, 7 or 8 character bits, optional
parity (none, odd or even) and 2 stop bits.
Parity options configurable by preset data for odd, even or no parity.
Automatic insertion of up to 132 null characters as 'padding' at the end of each
line, to suit particular printers.
4.4.1.3.
Capacity
Buffer for up to 1020 characters in each direction.
Line length up to 132 characters.
Indications when the output buffer has room for one full line or is completely
empty.
Buffers empty automatically as data transferred.
4.4.1.4.
Setting up a Printer/Keyboard Port
Table 4.2 shows the P-table addresses and the data the user must write to these
addresses to enable the port to operate as a Printer/Keyboard Port. Changes to
the P-table are implemented on RECOMPILE (no need to power-down).
Table 4.2 - P-Tables for Printer/Keyboard Port
Содержание GEM80-400 Series
Страница 1: ...GEM80 400 Series Controllers Technical Manual ABCD...
Страница 2: ......
Страница 3: ...ALSPA GEM80 400 Series Controllers Technical Manual Publication No T1614 Issue 3...
Страница 91: ...Page 2 24 ALSPA GEM80 400 SERIES CONTROLLERS TECHNICAL MANUAL Issue 3 04 99 This page left intentionally blank...
Страница 161: ...Page 3 30 ALSPA GEM80 400 SERIES CONTROLLER TECHNICAL MANUAL Issue 3 04 99 Figure 3 13 Typical Module Interlock Circuit...
Страница 170: ...Issue 3 04 99 ALSPA GEM80 400 SERIES CONTROLLER TECHNICAL MANUAL Page 3 39 This page left intentionally blank...
Страница 215: ...Page 5 12 ALSPA GEM80 400 SERIES CONTROLLERS TECHNICAL MANUAL Issue 3 04 99 Figure 5 4 STARNET Module...
Страница 217: ...Page 5 14 ALSPA GEM80 400 SERIES CONTROLLERS TECHNICAL MANUAL Issue 3 04 99 Figure 5 5 GEMLAN D Module...
Страница 252: ...Page 7 16 ALSPA GEM80 400 SERIES CONTROLLERS TECHNICAL MANUAL Issue 3 04 99 This page left intentionally blank...
Страница 273: ...Page 9 6 ALSPA GEM80 400 SERIES CONTROLLERS TECHNICAL MANUAL Issue 3 04 99...
Страница 316: ...Issue 3 04 99 ALSPA GEM80 400 SERIES TECHNICAL MANUAL Page A 5 2 1 1 Cover 2 Base plate Figure A 4 Clamped Cable...