Table of Contents
Advertisement
Printer/Parallel Connector J8
Connector J8 is the Printer/Parallel port on the MVME712-10. Each pin
connection, signal mnemonic, and signal characteristic for the connector is
listed in Table 3-4.
Table 3-4: Printer/Parallel Connector J8 Interconnect Signals
Signal
Pin Number
Mnemonic
1
PRSTB*
2-9
PRD0-PRD7
10
PRACK*
11
PRBSY
12
PRPE
13
PRSEL
14
15
PRFAULT*
16
INPRIME*
17
18-25
GND
MVME712-10/D1
Signal Name and Description
DATA STROBE (Printer) - an active low output
pulse used to clock data from the system to the
printer.
DATA (bits 0-7) (Printer)
DATA ACKNOWLEDGE (Printer) - a low level
input pulse indicating that the next character may
be sent.
BUSY (Printer) - an input signal indicating that the
printer cannot receive data.
PAPER EMPTY (Printer) - out of paper.
SELECTED (Printer) - an input signal indicating
that the printer is selected.
Not used.
FAULT (Printer) - an input signal that indicates a
printer fault condition.
INPUT PRIME (Printer) - an output signal that
clears the printer buffer and initializes the logic.
Not used.
GROUND
Interconnect Signals
3-5
3
Advertisement
Table of Contents
