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Epson Research and Development
Page 121
Vancouver Design Center
Hardware Functional Specification S1D13505
Issue Date: 01/02/02 X23A-A-001-14
bits 7-0 Alternate Frame Rate Modulation Select
Register that controls the alternate FRM scheme. When all bits are set to zero, the default FRM is
selected. For single passive, or dual passive with the half frame buffer enabled, either the original or
the alternate FRM scheme may be used. The alternate FRM scheme may produce more visually
appealing output. The following table shows the recommended alternate FRM scheme values.
Alternate FRM Register
REG[31h] RW
Alternate
FRM
Bit 7
Alternate
FRM
Bit 6
Alternate
FRM
Bit 5
Alternate
FRM
Bit 4
Alternate
FRM
Bit 3
Alternate
FRM
Bit 2
Alternate
FRM
Bit 1
Alternate
FRM
Bit 0
Table 8-19: Recommended Alternate FRM Scheme
Panel Mode Register Value
Single Passive 0000 0000 or 1111 1111
Dual Passive w/Half Frame Buffer Enabled 0000 0000 or 1111 1010
Dual Passive w/Half Frame Buffer Disabled 1111 1111