tc5747 ETC-unknow, tc5747 Datasheet - Page 28

• Manufacturer Part Number: tc5747
• Description: Single Chip Cmos Imager With Integrated Image Signal Processor Jpeg Codec
• Manufacturer: ETC-unknow

TC5747 Data Sheet
Single Chip CMOS Imager
4.2.6.5
When
for
Two-transfers Mode
When
required beyond the
The output data is transmitted in the same manner and frequency as the
DOUT[9:1]
Green. The second byte carries the 3 LSB of the Green color component, and the 6 bits of the Blue color
component.
Three-transfers Mode
When three-transfer
pixels are required beyond the
The output data is transmitted on
The output data is transmitted in the double the frequency as the
clock cycles carry valid data, and the fourth clock cycle is skipped. No valid data is active on this clock
cycle, and
4.2.6.6
When
the same manner and frequency as the
carries 4 bits of the Red color component, and the 4 bits of the Green. The second byte carries the 4 bits of
the Blue color component on
4.2.6.7
When
To support ancillary data format as defined in the
packet header may be added before each consecutive packet of bytes of
be added following the data bytes. The last “ packet” of
bytes, and the “ payload byte” in the packet header reflects the actual size.
RGB666
RGB666
JPEG
RGB444
RGB666
RGB666 Output
RGB444 Output
JPEG Output
. The first byte of each pixel carries 6 bits of the Red color component, and the 3 MSB of the
VALIDH
data.
output is selected, the compressed code is sent out on the parallel data bus, qualified by
output is selected, the data volume is two 9-bit “ words” per pixel. Two modes can be selected
output is selected, the data volume is two bytes per pixel. The output data is transmitted in
output is selected, the data volume is two 9-bit “ words” per pixel. No extra pixels are
is inactive.
VGA/QVGA
RGB666
DOUT[9:6]
output is selected, the data volume is three 6-bit “ words” per pixel. No extra
VGA/QVGA
size.
Figure 17: RGB666 Three-transfers Mode
DOUT[9:4]
YCrCb 4:2:2
, and is padded by 6 zeros on
size.
. The order of transmission is Red, Green and Blue.
TransChip
ITU 656
output format, on
22
JPEG
and
ITU 1364
code may contain less than packet number of
YCrCb 4:2:2
DOUT[5:0]
DOUT[9:2]
standards, an optional ancillary data
JPEG
YCrCb 4:2:2
.
code. A Checksum byte may
output format, 3 consecutive
. The first byte of each pixel
output format, on
VALIDH
.