Chapter 4 System Support

Configuration Byte 35h, APM Status Flags

Default Value = 11h

 

Bit

Function

 

 

 

 

 

 

7..6

Power Conservation State:

 

 

 

00

= Ready

 

 

 

 

01

= Standby

 

 

 

 

10

= Suspend

 

 

 

 

11

= Off

 

 

 

5,4

Reserved

 

 

 

3

32-bit Connection:

 

 

 

 

0 = Disconnected,

1 = Connected

 

 

2

16-bit Connection

 

 

 

 

0 = Disconnected,

1 = Connected

 

 

1

Real Mode Connection

 

 

 

0 = Disconnected,

1 = Connected

 

0Power Management Enable: 0 = Disabled

1 = Enabled

Configuration Byte 36h, ECC POST Test Single Bit Errors

Default Value = 01h

Bit

Function

7Row 7 Error Detect

6Row 6 Error Detect

5Row 5 Error Detect

4Row 4 Error Detect

3Row 3 Error Detect

2Row 2 Error Detect

1Row 1 Error Detect

0Row 0 Error Detect

0 = No single bit error detected.

1 = Single bit error detected.

Configuration Byte 37h-3Fh, Power-On Password

These eight locations hold the power-on password.

4-30Compaq Deskpro EXS and Workstation 300 Personal Computers Featuring the Intel Pentium 4 Processor

First Edition - December 2000

Page 84
Image 84
Compaq 850 manual Configuration Byte 35h, APM Status Flags