USPIIi-1v Hardware Manual
3-6
Themis Computer
* Key:
FP - Interface via front panel connector
P2 - Interface via P2 connector
Slot 1, 2, and 3 refer to the position of the VME slots. Baseboard is always on slot 1.
3.2.3
Auxiliary Functions
Table 3-4, "Auxiliary Functions Specifications," on page 3-6 summarizes the functional specifications of the
auxiliary functions. These specifications apply to all four product configurations.
Audio Line In
Impedance = 10Kohm
Vrms(max) = 2 V
na
Slot 2
na
Slot 2
Audio Line Out
Impedance = 200 ohm
Vrms(max) = 2 V
na
Slot 2
na
Slot 2
a.
Sun keyboard/mouse utilizes the two baseboard serial ports (serial A and B). Therefore, the console port becomes the next one available,
serial port C on the I/O board.
b.
Selection is exclusive: Only one between port B and PS/2 keyboard/mouse is available on P2
c.
Selection is exclusive: Only one between ports C and D is available on P2
d.
The User I/O on the PMC Carrier Board may be configured. Either 64 bits of User I/O may be made available on PMC #1, while the User I/O
on PMC #2 is not used. Or, 32 bits of User I/O may be made available on both PMC #1 and PMC #2.
Table 3-4.
Auxiliary Functions Specifications
Feature/Function
Specifications
Boot Flash
2 MB or 4 MB
One 28F016 or 28F032 Device
User Flash
8 MB
Two 28F032 Devices
NVRAM/TOD
8 KB (8Kx8), Battery Backed
M48T59
Power OK LED
One Bi-color Green/Amber/Red LED
Located on Front Panel of the Baseboard
System Status LED
One Green LED
Located on Front Panel of the Baseboard
Reset Switch
Momentary Push-button - Generates POR
Located on Front Panel
Table 3-3.
I/O Sub-system Specification
Function
Single Slot
(Baseboard)
Dual Slot
(Baseboard,
Creator
Graphics and
I/O Board)
Dual Slot
(Baseboard and
PMC Carrier
Board)
Triple Slot
(Baseboard,
Creator
Graphics, I/O
Board, and PMC
Carrier Board)
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