American Megatrends 64 Series, Руководство пользователя

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American Megatrends 80486 Baby EISA Motherboard User's Guide
5
Description,
Continued
ISA CMOS RAM
The Baby EISA motherboard has a Dallas RAMified Real Time Clock+RAM chip
(DS1387) or equivalent that includes the Real Time Clock and 64 bytes of
built-in battery-backed standard ISA CMOS RAM.
EISA Configuration Utility
The American Megatrends EISA Configuration Utility (ECU) is shipped with
the motherboard.
Real Time Clock
The Baby EISA motherboard has a real time clock and CMOS RAM with built-
in battery backup. The battery is on the CMOS/Real Time Clock chip.
Performance Upgrade Socket
The Baby EISA motherboard has an Intel Performance Upgrade Socket for an
optional 80487SX numeric coprocessor or Intel Overdrive processor.
EISA Integrated Peripheral Controller
The Baby EISA motherboard has an OPTi 82C686 EISA Integrated Peripheral
Controller.
OPTi EISA Chipset
The Baby EISA motherboard uses the OPTI 82C681 EISA chipset:
82C681 EISA Bus Controller
82C682 Memory and Cache Controller
82C686 Integrated System Peripheral
82C867 Data Bus Controller