Motorola MVME712-12 User Manual page 43

Support Information
Table 3-6. Connector J3 Interconnect Signals (LCP2 Adapter) (Continued)
Pin
Number
3
10
11
12
13
14
15
16
17
18
19-24
25
26
27-31
32
33-35
36
37
38
39
40
41
42
43
44
45
3-10 MVME712-12/-13/A/AM/B Transition Modules and LCP2 Adapter Board UserÕs Manual
Signal
Mnemonic
DB04* DATA bus (bit 4)
GND GROUND
DB05* DATA bus (bit 5)
GND GROUND
DB06* DATA bus (bit 6)
GND GROUND
DB07* DATA bus (bit 7) - most signiÞcant bit and the
highest priority during the arbitration phase.
GND GROUND
DBP* DATA bus (parity) - data parity is odd. Use of
parity is a system option. Parity is not valid
during the arbitration phase.
GND GROUND
Not used.
TERMPWR TERMINATOR POWER
GND GROUND
ATN* ATTENTION - signal driven by the initiator.
Indicates the attention condition.
GND GROUND
BSY* BUS BUSY - OR-tied signal that indicates that
the bus is being used.
GND GROUND
ACK* ACKNOWLEDGE - signal driven by an initiator
to indicate an acknowledgment for a REQ/ACK
data transfer handshake.
GND GROUND
RST* RESET - OR-tied signal that indicates the RESET
condition.
GND GROUND
MSG* MESSAGE - signal driven by the target during
the message phase.
GND GROUND
SEL* SELECT - signal used by an initiator to select a
target or by a target to reselect an initiator.
GND GROUND
Signal Name and Description