Specifications

Index
summary (16C452) ..........................................8-18
reliability
....................................................... C-9
request to send (RTS*)
................................... 8-15, 8-31
RESERVED
................................................... 1-11
RESET
........................................... 3-26, 6-20, 12-34
reset state
16C452
..................................................... 8-14
counter/timer
................................................11-6
return for service
.............................................. C-12
return from emulation (RETEM)
............................... 6-14
return from interrupt (RETI)
....................................6-15
ring indicator (RI*)
............................................ 8-34
inputs
....................................................... 8-13
RMA
......................................................... C-12
RS-232-C serial interface
........................................8-8
RS-232-C vs RS-422/485 operation
............................ 8-10
-S-
scratchpad register ............................................. 8-20
segment registers
................................................6-3
serial channel interrupt outputs (INT)
........................... 8-12
serial communications
............1-9, 2-4, 2-6, 2-16, 3-4, 3-26, A-50
EIA standards
................................................ 3-6
protocol
...................................................... 8-3
serial data inputs (SIN)
.........................................8-15
serial interface
.................................................. 8-8
serial port signal definitions
.................................... 8-11
clear to send inputs (CTS*)
.................................. 8-11
data set ready (DSR*)
....................................... 8-11
data terminal ready (DTR*)
..................................8-12
receive line signal detect (RLSD*)
........................... 8-13
request to send (RTS*)
...................................... 8-15
reset control (RESET*)
......................................8-14
ring indicator inputs (RI*)
................................... 8-13
serial channel interrupt outputs (INT)
........................ 8-12
serial data inputs (SIN)
...................................... 8-15
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