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Epson Research and Development
Vancouver Design Center
Page 141
Table 14-2: Maximum PCLK Frequency with FPM-DRAM
Ink
off
on
Display type
NRC
• Single Panel.
• CRT.
• Dual Monochrome/Color Panel with Half Frame Buffer
Disabled.
• Simultaneous CRT + Single Panel.
• Simultaneous CRT + Dual Monochrome/Color Panel
with Half Frame Buffer Disabled.
5, 4, 3
Maximum PCLK allowed
1 bpp
2 bpp
4 bpp
8 bpp
16 bpp
MCLK
• Dual Monochrome with Half Frame Buffer Enabled.
• Simultaneous CRT + Dual Monochrome Panel with
Half Frame Buffer Enable.
5
MCLK/2
MCLK/2
MCLK/2
MCLK/2
MCLK/3
4
MCLK/2
MCLK/2
MCLK/2
MCLK/2
MCLK/2
3
MCLK
MCLK
MCLK
MCLK/2
MCLK/2
• Dual Color with Half Frame Buffer Enabled.
• Simultaneous CRT + Dual Color Panel with Half
Frame Buffer Enable.
5
MCLK/2
MCLK/2
MCLK/2
MCLK/2
MCLK/3
4
MCLK/2
MCLK/2
MCLK/2
MCLK/2
MCLK/3
3
MCLK/2
MCLK/2
MCLK/2
MCLK/2
MCLK/2
• Single Panel.
• CRT.
• Dual Monochrome/Color Panel with Half Frame Buffer
Disabled.
• Simultaneous CRT + Single Panel.
• Simultaneous CRT + Dual Monochrome/Color Panel
with Half Frame Buffer Disabled.
5
MCLK/2
MCLK/2
MCLK/2
MCLK/2
MCLK/3
4
MCLK
MCLK
MCLK/2
MCLK/2
MCLK/2
3
MCLK
MCLK
MCLK
MCLK/2
MCLK/2
• Dual Monochrome with Half Frame Buffer Enabled.
• Simultaneous CRT + Dual Monochrome Panel with
Half Frame Buffer Enable.
5
MCLK/2
MCLK/2
MCLK/3
MCLK/3
MCLK/3
4
MCLK/2
MCLK/2
MCLK/2
MCLK/2
MCLK/3
3
MCLK/2
MCLK/2
MCLK/2
MCLK/2
MCLK/3
• Dual Color with Half Frame Buffer Enabled.
• Simultaneous CRT + Dual Color Panel with Half
Frame Buffer Enable.
5
MCLK/3
MCLK/3
MCLK/3
MCLK/3
MCLK/4
4
MCLK/2
MCLK/2
MCLK/2
MCLK/3
MCLK/3
3
MCLK/2
MCLK/2
MCLK/2
MCLK/2
MCLK/3
Hardware Functional Specification
Issue Date: 99/05/18
SED1355
X23A-A-001-11