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cPCI-MXS64GX Technical Reference Manual
3.28
3.4.7. Connector Keying
CompactPCI connector support guide lugs to ensure a correct polarized mating. A proper
mating is enhanced by the use of color coded keys for 3.3V and 5V operation.
Color coded keys prevent inadvertent installation of a 5V peripheral board in a 3.3V slot.
The cPCI-MXS64GX is universal. It does not support coding key. The PCI bus does not
require to be keyed. Backplane connectors must always be keyed according to the signaling
(VIO) level.
Coding Key Colors are defined as follows:
Signaling Voltage
Key Color
3.3V
Cadmium Yellow
5V
Brilliant Blue
Universal board (5V and 3.3V)
none
-48V
Red
Summary of Contents for cPCI-MXS64GX
Page 70: ...cPCI MXS64GX Technical Reference Manual 3 26 1 Rev...
Page 82: ...4 SOFTWARE SETUPS 1 BIOS SETUP PROGRAM 2 VT100 MODE 4 PART...
Page 108: ...D 1 D BOARD DIAGRAMS D 1 TOP DEVICES SURFACE MOUNT...
Page 109: ...cPCI MXS64GX Technical Reference Manual D 2 D 2 ASSEMBLY BOTTOM DIAGRAM...