M66332FP Datasheet, PDF (32/43 Pages) Mitsubishi Electric Semiconductor – FACSIMILE IMAGE DATA PROCESSOR

MITSUBISHI 〈DIGITAL ASSP〉
M66332FP
FACSIMILE IMAGE DATA PROCESSOR
Address R/W
5H
W
6H
W
Explanation
D7
D6
D5
D4
D3
D2
S/H_W SH_W CLAMP
MODE
D6
S/H_W Pulse Width of S/H
0
Normal (Sysclk period × 4)
1
Normal × 0.5
D1
D0
MTF
(Default is 00H)
D5
SH_W SH pulse width for CIS
• In case of CCD, there is only one SH pulse
0
Normal
width and this register is ignored.
1
Reverse of (normal × 2)
D4
CLAMP Clamp Method of Analog Circuit
• Line clamp does not apply to CIS.
0
Bit Clamp
1
Line Clamp
D3 D2
00
01
10
11
MODE Bi-level Mode
Simple Bi-level
Dither
Separation (Simple Bi-level + Dither)
––
D1 D0
00
01
10
11
MTF Main Coefficient of MTF Compensation
NON(0)
A little less (1/4)
Middle (1/2)
A little over (1)
D7
D6
D5
D4
D3
D2
D1
D0
SEPA_A
(Default is 00H)
D3~D0: SEPA_A Separation of Image Data Area (Difference)
7H
W
D7
D6
D5
D4
D3
D2
D1
D0
SEPA_B
(Default is 00H)
D3~D0: SEPA_B Separation of Image Data Area (MIN.)
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