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System Controller Gate Array (SCPCNT6-GA)
This gate array has the following functions:
CPU control
SMI control
CPU clock control
Memory control
64-bit bus memory control
32-bit bus memory control
Bus control
64-bit data bus <==>32-bit data bus
32-bit local bus control
Address latch control
I/O register control
Processing speed control
ISA Bus Controller Gate Array (SISCNT3-GA)
This gate array has the following functions:
Bus control
32-bit data bus <==> 16-bit data bus
ISA bus interface control
ISA bus access control
DMAC control
DMA address generation
I/O control
Suspend/Resume sequence
Memory control
IAS bus interface control
Refresh address generation
I/O register control
Suspend/Resume sequence
PCMCIA Controller Gate Array
This gate array has the following functions:
PCMCIA memory card control
I/O Controller Gate Array (IOCNT-GA)
This gate array has the following functions:
Internal Communication controller
KBC, main CPU communication register file
KBC interrupt controller
Others
KBC communication controller
Contrast adjust, speaker volume adjust, PWM control
Sound board interface
BIOS-ROM interface
SIM control
1-6
610CT
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