W99681CF Datasheet, PDF (53/78 Pages) Winbond – JPEG USB Dual Mode Camera Chip

W99681CF
Bits 15-12 Reserved
Bits 10-1 Cropping Window End X
A 12-bit value specifies the number of pixels between the inactive edge of HS and the last
cropped video pixel.
Cropping Window End Y Register (CR13)
Read/Write
Index: 0013H
uC Address: 26H - 27H
Power-on Default: XXXXH
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
Reserved
Cropping Window End Y
Bits 15-11 Reserved
Bits 10-0 Cropping Window End Y
An 11-bit value specifies the number of lines between the inactive edge of VS and the last
cropped video data line.
Captured Video Width Register (CR14)
Read/Write
Index: 0014H
uC Address: 28H - 29H
Power-on Default: XXXXH
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
Reserved
Captured Video Width
Bits 15-11 Reserved
Bits 10-0 Captured Video Width
An 11-bit value specifies the width in pixel of the captured video which is down-scaled (or
not) from the cropped video. CR14 ≤ CR12 − CR10. Down-scaling is automatically done by
an internal DDA (Digital Differential Accumulator).
Captured Video Height Register (CR15)
Read/Write
Index: 0015H
Power-on Default: XXXXH
uC Address: 2AH - 2BH
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Publication Release Date: March 2000
Revision A1