MOPSlcd6
Hardware Description
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9. HARDWARE DESCRIPTION
9.1 ALI-Chipset Features
The
MOPSlcd6
Board operates with the chipset ALI Aladdin IVPlus, which provides following features:
North bridge M1531:
•
Supports SDRAM DRAMs
•
Fully synchronous 33Mhz 3.3V/5V tolerance PCI interface
•
Enhanced power management
South bridge M1543C:
•
PCI 3.3V/5V tolerance interface
•
Buffers control
•
Provides steerable PCI interrupts for PCI device Plug-and-Play
•
Enhanced DMA controller
•
Interrupt controller
•
Counters/timers
•
Distributed DMA supported
•
Serialized IRQ supported
•
Plug-and-Play supported
•
Built-in keyboard controller
•
Supports positive/subtractive decode for ISA device
•
PMU features
•
Built-in PCI IDE controller
•
USB interface
•
Super I/O interface
9.2 Memory configuration
The
MOPSlcd6
uses only small outline Dual Inline Memory Modules (SO-DIMMs). One socket is
available for 3.3 Volt (power level) unbuffered Synchronous Dynamic Random Access Memory
(SDRAM) of either 32 or 64MB.
9.3 Interrupts
IRQ0
System Timer
IRQ1
Keyboard
IRQ2
Cascade
IRQ3
COM 2
note (1)
IRQ4
COM 1
note (1)
IRQ5
Available
IRQ6
Floppy
IRQ7
LPT 1
IRQ8
Clock/Calendar
IRQ9
Available
IRQ10
Available
IRQ11
Available
IRQ12
Available
IRQ13
Numeric-processor
IRQ14
EIDE Channel 1
IRQ15
Available
Notes:
(1)
if serial ports are disabled via system bios, these interrupts are available for other devices.
