98 PPC11A 6U VME Single Board Computer
Publication No. PPC11A-HRM/1
5.31
XMC/PMC Site 2 Status Register (Offset 0x6C9)
Bit Description
Default
7
XMC2 presence:
1 = XMC2 is fitted
0 = XMC2 is not fitted
0
6
XMC2 VPWR voltage. The XMC VPWR rail is always 5V on PPC11A.
0 = XMC2 VPWR rail is 5V
0
5
XMC2 BIST status:
1 = XMC2 BIST is active
0 = XMC2 BIST is not active
0
4
XMC2 reset out (MRSTO) status:
1 = XMC2 reset out is active
0 = XMC2 reset out is not active
In the default state, MRSTO always causes the PPC11A to reset.
This behavior can be disabled in the
0
3
Reserved
0
2
PMC2 enumeration ready status:
1 = PMC2 ERDY pin is active (OK to enumerate)
0 = PMC2 ERDY pin is not active
0
1
PMC2 VIO voltage:
1 = PMC2 VIO voltage is 5V
0 = PMC2 VIO voltage is 3.3V
The PMC VIO voltage is configured using a bit in the
0
0
PMC2 presence:
1 = PMC2 is fitted
0 = PMC2 is not fitted
0
5.32
Backplane Status Register (Offset 0x6CA)
Bits
Description
Default
7
SYSCON status:
1 = PPC11A is fitted in the System Controller slot
0 = PPC11A is not fitted in the System Controller slot
N/A
6
Reserved
0
5
VME GAP pin status.
This bit reads the state of the VME GA parity pin. It is
not
inverted
N/A
4 to 0
VME GA4:0 status:
1 = GA pin pulled low
0 = GA pin not pulled low
The GA bits are inverted here so that the host software can read a true slot number
N/A
Содержание PPC11A
Страница 1: ...Hardware Reference Manual PPC11A 6U VME Single Board Computer Edition 1 Publication No PPC11A HRM 1 ...
Страница 27: ...Publication No PPC11A HRM 1 Functional Description 27 Figure 4 2 Block Diagram T2081 ...
Страница 113: ...Publication No PPC11A HRM 1 Connectors 113 Figure 6 2 Rear Connector Position ...