2-31
Themis Computer
2—2P2 PMC/XMC Carrier Board
Switches
The bold lines in
Table 2-13
outline the various functions available from the VME
P2 connector according to the 2P2 PMC/XMC Carrier Board solder-bead configura-
tion, namely:
• 2P2 PMC/XMC Module slot 1
• 2P2 PMC/XMC Module slot 2
• Serial Port E
• Serial Port F
• User Switch
• I
2
C-bus signals
2.4
Switches
The 2P2 PMC/XMC Carrier Board has two multiple switches—SW2 and SW3—
installed on the top side of the PCB (see
Figure 2-12
on page 2-27). Each switch is
comprised of two sub-switches—1 and 2—that are configured according to
Figure
2-14
; switch setting definitions are given in
Table 2-15
.
Figure 2-14.
2P2 PMC/XMC Carrier Board Switch Default Configurations
Table 2-15.
SW2 and SW3 Setting Definitions
Sub-Switch
1
2
Definition
OFF
OFF
Unused
Default
OFF
ON
Normal operation
ON
OFF
Unused
ON
ON
Unused
SW2
ON
1
ON
OFF
2
SW3
ON
1
ON
OFF
2
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