Specifications

Index
-L-
Light Emitting Diode (LED) ................................... 12-2
programming
............................................... 12-7
Line Control register (82050 ACC)
............................. 11-8
Line Status register (82050 ACC)
............................. 11-11
local control port
...............................................3-12
I/O address
..................................................2-13
maskable and non-maskable interrupts
....................... 3-14
local memory
......................................... 1-6, 2-10, 3-5
access
........................................................ 3-5
battery backup (jumper selection)
.............................A-4
device size selection jumpers
................................. A-6
device type selection jumpers
.................................A-7
DOS MPX memory requirements
............................. 2-7
mapping
.................................................... 2-10
STD ROM memory requirements
............................. 2-5
local ROM
.................................................... 2-10
device type selection jumpers
.................................A-7
lock access to dual port RAM
.............................3-11, 3-14
LSTTL, definition
.............................................. D-3
-M-
mark, definition ................................................ D-3
maskable interrupt
for local control port
.........................................3-14
for STD bus control port
.....................................3-11
mechanical specifications
....................................... B-6
memory (see also dual port RAM & local memory)
DOS MPX requirements
......................................2-7
dual port
..................................................... 1-7
local
......................................................... 1-6
mapping
...............................................2-10, 5-24
STD ROM requirements
......................................2-5
microprocessor - see V40 processor
..............................5-2
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