Publication No. PPC11A-HRM/1
Control and Status Registers 93
5.20.18 SSD Availability Register (Offset 0x6B1)
If fitted, the SSD is numbered SSD0. However, it is physically connected to port 2 of
the SATA controller.
Bits
Description
Default
7 to 1
SSD7:1 availability:
0 = SSD not available
0000000
b
0
SSD0 availability:
1 = SSD available
0 = SSD not available
1
5.21
SSD Secure Hardware Erase Capability Register (Offset 0x6B2)
When Hardware Secure Erase is available, triggering a hardware erase function will
result in a secure erase algorithm being executed.
NOTE
Hardware Secure Erase is not currently available, but may be in the future.
Bits
Description
Default
7 to 1
SSD7:1 Secure Erase capability:
0 = Secure hardware erase is not available
0000000
b
0
SSD0 Secure Erase capability:
0 = Secure hardware erase is not available
1 = Secure hardware erase is available
0
5.22
COM Port Enable Register (Offset 0x6BB)
Software should set bits in this register to a ‘1’
after
the desired COM port mode
(RS232/RS422) has been set.
Bits
Description
Default
7 & 6
Reserved (COM8 and 7 are not available)
00
b
5
to 2
COM6:3 enable:
1 = COM port transceivers enabled
0 = COM port transceivers disabled
000000
b
1
COM2 enable:
The transceivers for
both
COM1 and COM2 are enabled by the COM1 control;
the COM2 control is ignored
0
0
COM1 (and COM2) enable:
1 = COM port transceivers enabled
0 = COM port transceivers disabled
0
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 ...