Specifications

Index
I/O port addressing.......................................... 2-13
operation
.................................................. 10-11
programmable registers
......................................10-5
programming
.............................................. 10-16
reset
....................................................... 10-11
segment registers (V40)
......................................... 5-8
serial communications - 82050 (see ACC)
...................... 11-1
serial communications - V40 (see SCU)
........................ 10-1
SIMK - Serial Interrupt Mask register (V40 SCU)
............. 10-10
single-step interrupt (V40)
..................................... 5-31
SMD - Serial Mode register (V40 SCU)
........................ 10-9
software support
DOS MPX development system
..................... 1-4, 2-7, 3-3
STD ROM development system
..................... 1-4, 2-5, 3-3
space, definition
................................................ D-4
specifications
................................................... B-2
SST - Serial Status register (V40 SCU)
......................... 10-6
status registers (V40 TCU)
..................................... 7-12
status words for ICU (IRQ, IIS, IPOL)
..........................8-16
STD bus
AUX GND/logic ground cuttable trace
...................... A-20
board select addressing jumpers
............................. A-12
control port
............................................. 2-12, 3-9
dual port RAM addressing (24-bit) cuttable traces
............A-17
dual port RAM addressing (20-bit) selection jumpers
..........A-8
dual port RAM addressing (24-bit) selection jumpers
........ A-10
dual port RAM address range (cuttable traces)
............... A-20
interrupts
............................................... 3-17, 8-4
interrupt selection jumpers
.................................. A-13
I/O port address selection jumpers
...........................A-11
P and E connectors
...........................................B-7
unit load characteristics
...................................... B-3
STD ROM development system
.............................1-4, 3-3
installing
..................................................... 2-5
jumper configuration
......................................... 2-4
SULA - Serial Unit Low Address register
........................ 6-5
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