MN662785TBUC Datasheet, PDF (56/89 Pages) Panasonic Semiconductor – LSI FOR COMPACT DISC/CD ROM PLAYER

MN662785TBUC


(C) Expansion I/O port (Output data setting)
Data (D7 to D0)
̭ ̭ ̭̭ ̭̭̭̌
̭ ̭ ̭̭ ̭̭̭̍
Command
(HEX)
(B7 to B0)
82
ɹɹɹɹɹɹɹɹɹɹɹɹɹ
Table 7-1-6 (3)
Symbol
EXT0WT
Function (ˎɿ Setting at reset)


Expansion I/O portɹEXT0 output settingɹˎ L output
ɹɹɹɹɹɹɹɹɹɹɹɹɹɹɹ ɹɹ H output
̭ ̭ ̭̭ ̭̭̭̌
̭ ̭ ̭̭ ̭̭̭̍
EXT1WT ^{Expansion I/O portɹEXT1 output settingɹˎ L output}
ɹɹɹɹɹɹɹɹɹɹɹɹɹɹɹ ɹɹ H output
̭ ̭ ̭̭ ̭̭̭̌
̭ ̭ ̭̭ ̭̭̭̍
EXT2WT Expansion I/O portɹEXT2 output settingɹˎ L output
ɹɹɹɹɹɹɹɹɹɹɹɹɹɹɹ ɹɹ H output
(D) Option settingɹɹɹɹɹɹɹɹɹ
Data (D7 to D0)
Command
(HEX)
(B7 to B0)
ɹɹɹɹɹɹɹɹɹɹɹɹɹ
Table 7-1-6 (4)
Symbol


Function (ˎɿ Setting at reset)
̭̭̭̭ ̭̭̭̌
85
̭̭̭̭ ̭̭̭̍
CMOD ˎ Decompression mode
4-bit compression mode
̭̭̭̌ ̭̭̭̭
̭̭̭̍ ̭̭̭̭
ˎ 16M DRAM not used
16M DRAM used (NCAS1 used as A10)
̭̭̌̌ ̭̭̭̭
̭̭̍̌ ̭̭̭̭
̭̭̌̌ ̭̭̭̭
̭̭̍̌ ̭̭̭̭
̭̭̌̍ ̭̭̌̌
86
̭̭̌̍ ̭̭̌̍
̭̭̌̍ ̭̭̍̌
̭̭̌̍ ̭̭̍̍
̭̭̌̍ ̭̭̭̌
̭̭̌̍ ̭̭̭̍
̭̭̌̍ ̭̭̭̌
̭̭̌̍ ̭̭̭̍
RSEL1
ˎ One DRAM used
Two DRAMs used (NCAS of unused RAM is fixed at
high level)
RSEL0
ˎ 1M DRAM used
4M DRAM used
WSEL
ˎ No window discrimination
Window discrimination 98ʶ4 CLDCK window
Window discrimination 98ʶ8 CLDCK window
Window discrimination 98ʶ28 CLDCK window
C2SEL
ˎ Interpolated comparison
Comparison without interpolation
CMPSEL ˎ 16-bit comparison
Upper 12-bit comparison
̭̌̌̍ ̭̭̭̭
̭̌̍̍ ̭̭̭̭
Parameter reset at start of encoding during direct connection
ˎ No
Yes
Note) The D4 bit of the 86h command is by default set to 0. Set this bit to 1 while the memory system is running,
otherwise playback data will involve noise.
SDD00026AEM
56