(1)
CPU
The CPU is PowerPC750, a 64-bit bus RISC processor, which inputs an 80-MHz CLK
(=BUS CLK), and operates at 400MHz that is five times the input.
(2)
Secondary Cache SRAM
SRAM is included as secondary cache of the CPU on the board.
(3)
ROM
ROM is to be inserted into the three 168 pin DIMM slots. The slot A is for program ROM
and the slot B is for Japanese kanji fonts. The slot C is not assigned.
(4)
RAM
RAM is to be inserted into the four 168 pin DIMM slots. The DIMMs must be fitted in
descending labeled type No. order into the slots 1, 3, 2 and 4.
SDRAM DIMM Specifications:
Speed: PC100 or more
Capacity: 64/128/256 MB
Configuration: Without parity. Without ECC. SPD information is required. Number of chips
contained = 8 or 16.
(5)
EEPROM
EEPROM, an 8-pin DIP package, is to be inserted into the IC socket. The EEPROM is of
16 Kbits for 3.3V power supply, and settings for controlling the controller block are stored
in it.
(6)
Flash ROM
A 2-Mbyte flash ROM is surface-mounted on the CRM board. The flash ROM is
composed of four 256-k-by-16bit chips, and fonts and macros can be stored in it.
(7)
Memory control LSI (CI)
A 696-pin BGA package ASIC made by NEC, which is equipped with a cooling heat sink
and mainly controls a CPU I/F, memory, video data compression and decompression,
and a PU-video I/F.
(8)
Interface control LSI (C2)
A BGA package ASIC made by Toshiba, which controls a PU command I/F, operator
panel I/F, IDE I/F, Centronics I/F, USB I/F, PCI I/F, EEPROM and a SPD (SDRAM DIMM)
I/F.
(9)
IDE HDD
An IDE connector is surface-mounted on the board to which an IDE HDD assembled
using
Содержание C7200
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