Media Independent Interface Connector - Sun Microsystems Sun Ultra 60 Service Manual

TABLE B–6
Pin
15
16
17
18
19
20
21
22
23
24
25
B.6

Media Independent Interface Connector

The media independent interface (MII) connector is located on the mother board
back panel. Figure B–7 illustrates the MII connector configuration and Table B–7 lists
the connector pin assignments.
Parallel Port Connector Pin Assignments
Mnemonic
ERROR_L
INIT_L
PAR_IN_L
(continued)
Signal Name Description
Error Low Set low by the peripheral device to
indicate an error during forward
channel transfer. In reverse channel
transfer, set low to indicate
peripheral device has data ready to
send to the host. Used to send
Data0 and Data4.
Initialize Low Driven low by the host to reset
peripheral.
Peripheral Input Set low by the host to select
Low peripheral device for forward
channel transfer. Set high to
indicate bus direction is from
peripheral to host.
Signal ground Signal ground
Signal ground Signal ground
Signal ground Signal ground
Signal ground Signal ground
Signal ground Signal ground
Signal ground Signal ground
Signal ground Signal ground
Signal ground Signal ground
B-13
Signal Descriptions