 |
|||
|
|
|||
|
|
|||
| ||||||||||
|
|
 T.O. 3185-4-308-l
TM 11-5805-663-14-13
NAVELEX 0967-464-0010
addressed by the Bus Controller. In the
Sendor Junctor, or Rapid Memory Reload
master mode it initiates direct data
function has access to the Processor INFI-
transfers on the INFIBUS when signalled
BUS. The I/O Controller is used only in
by the Mag Tape Controller. Four regis-
the Switch Group Processor.
ters, control, address, block length and
status are contained in the Block Transfer
000) (see figure 127). The Printer Controller
Adapter for controlling and executing
(AlA3A15) contains seven unique types of
block transfers. The control register
IC's (type SN7493A, SN74150P, SN74153N,
identifies the operation to be performed
SN74163N, SN74175N, SN74197N, and
as an input (read) or an output (write)
SN74198N). The applicable paragraph de-
transfer operation. The address register
scribing these unique IC's are listed in
holds the Core Memory or Mag Tape unit
table 5-l. The Printer Controller provides
address to or from which data is to be
asynchronous interface between the Pro-
transferred, and is incremented by a one
cessor INFIBUS and the RO TTY function
after each byte or two after each word
with a data rate of 110 baud. Data is
transfer. The word or byte count of the
transferred between the Printer Controller
block to be transferred is stored in the
and INFIBUS as a parallel eight bit byte,
block length register and decremented by
and between the Printer Controller and
one for each byte or word transfer. The
RO TTY Function serially on a single data
status register indicates and stores the
input line and a single data output line.
status of the Block Transfer Adapter. This
There are three addressable registers in
register also has the same address as the
the Printer Controller data (8 bits), contro1
status register in the Mag Tape Controller.
(6 bits), and status (4 bits). The data
register receives and contains the data
G TAPE CONTROLLER (80331130-
to be transferred, the control register
specifies the current operation commands
and the status register holds Printer Con-
troller and RO TTY Function status. The
Printer Controller is used only in the
ACOC Group Processor.
IC's are listed in table 5-1. Controlled
blocks of data to and
and Mag Tape units, via t
INFIBUS and Formatter. The
Controller provides 16 input and output
parallel data lines operating in a half
duplex mode. Operating in slave mode
E's are Lasted in table 5-l. The Modem
only the Mag Tape Controller recognizes
Controller 2 provides asynchronous inter-
its register addresses on the INFIBUS and
face between the Process INFIBUS and
receives or transmits data into or from one
tion with a data rate
ee registers, data (16 bits), status
VF Comm Link 2
of its
(12 bi
and control (6 bats).
of 1200 baud.
I/O CONTROLLER (8
describing these unique IC'S are listed in
whether the Call Combiner Logic, Register
|
|
Privacy Statement - Press Release - Copyright Information. - Contact Us |
Click
here for thousands of PDF manuals