Toshiba Tecra 730CDT, Maintenance Manual

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730CDT 1-7
- Prefetch buffer (PCI-DRAM)
- Two DMACs: 82C37 equivalent
- Two PICs:
82C59 equivalent
- One PIT: 82C54 equivalent
- Serial interrupt function
- Power management control
- Suspend/resume control
- CPU stop clock function
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I/O controller Gate Array
This gate array has the following functions:
- Two UARTs 16550A equivalent (one SIO is used for SIR)
- One FDC
µ
PD765A equivalent
- One ECP supported parallel port control
- ISA bus control
- PCI bus front end control
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Multiplex Gate Array
This gate array is a multiplexer for a ZV port.
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LCD interface Gate Array
This gate array controls data transfer between a VGA controller and LVDS.
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PC Card Controller Gate Array
This gate array has the following functions:
- PC card control
- CardBus control
- ZV port support (multiplex gate array control)
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Miscellaneous Gate Array
This gate array has the following functions:
- Communication control
Communication with KBC
I2C bus interface
Communication with power supply
Communication with Desk Station V Plus
Communication with EEPROM
Communication register set
- PWM control
Beep volume
- Speaker control
- Universal I/O port
- Q-SW control
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Modem interface Gate Array
This gate array controls modem interface LSIs.