Machine Characteristics - System Control Port A
Table of Contents

This is one of a number of machine-characteristics.

System Control Port A

This table shows the initial values read from System Control Port A address 0x92.

Machine KBC Output Port
Dell Latitude XP 475D laptop. 80486 75MHz. Phoenix BIOS 1.10 0000_0000
ABIT AB-SM5-A. Pentium MMX 233MHz. Award Modular BIOS v4.51PG 1111_1111
AOpen motherboard. Pentium 3 600MHz. Award BIOS 3.60 0000_0000
Viglen MPC-L. Geode 399MHz. ION A503 BIOS 0000_0000
Asus EEE 4G netbook. Celeron M ULV 630MHz. AMI ASUS 701 BIOS 0000_0000
Gateway laptop. Dual-core Core 2 T5300 1.7GHz. Phoenix BIOS 0000_0000
Asus M2NPV-VM. Athlon X2 Dual-core 2.3GHz. Phoenix BIOS 1201 0000_0000
Jetway NC91. Dual-core Atom 1.6GHz. Phoenix-AwardBIOS 0000_0000


  • The ABIT AB-SM5-A appears not to have a System Control Port A, reading 0xff.
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