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Rev. 2.0, 09/02, page 229 of 366
Table 5.3
YUV Mode Setting
Bit 4
Bit 1
Bit 0
YUV2
YUV1
YUV0
Description
0
0
0
Normal mode is set. Data transfer via IDER is not performed.
Also used when setting YUV2, 1, 0 to (0, 1, 1).
0
0
1
YUV-RGB conversion is performed. When the total number of data
conversion pixels reaches 0, these bits are automatically cleared
and normal mode is entered. The total number of data conversion
pixels is the product of the IDSX and IDSY set values in the image
data size register (IDSR). The total number of data conversion
pixels is decremented by 1 in the LSI each time a pixel is
processed. Do not perform VGM access using the
&6
pin in this
mode.
YUV-RGB conversion is performed. When the total number of
data conversion pixels reaches 0, these bits are automatically
cleared and normal mode is entered. The total number of data
conversion pixels is the product of the IDSX and IDSY set values in
the image data size register (IDSR). The total number of data
conversion pixels is decremented by 1 in the LSI each time a pixel
is processed. Do not perform VGM access using the
&6
pin in this
mode.
0
1
0
0
1
1
16-bit/pixel data is simply transferred, without conversion. When the
total number of data conversion pixels reaches 0, these bits are
automatically cleared and normal mode is entered. The total
number of data conversion pixels is the product of the IDSX and
IDSY set values in the image data size register (IDSR). The total
number of data conversion pixels is decremented by 1 in the LSI
each time a pixel is processed. Do not perform VGM access using
the
&6
pin in this mode.
1
0
0
Used when setting YUV2, 1, 0 to (1, 1, 1).
1
0
1
Setting prohibited
1
1
0
Setting prohibited
1
1
1
8-bit/pixel data is simply transferred, without conversion. When the
total number of data conversion pixels reaches 0, these bits are
automatically cleared and normal mode is entered. The total
number of data conversion pixels is the product of the IDSX and
IDSY set values in the image data size register (IDSR). Set the
number of transfer words (1/2 the number of pixels) as the IDSX
value. The total number of data conversion pixels is decremented
by 1 in the LSI each time a pixel is processed. Do not perform VGM
access using the
&6
pin in this mode.