Description of the data path
OSCAR Technical Manual
V2.4.0
81
Loading a shading image out of the camera
GPDATA_BUFFER is used to load a shading image out of the camera. Due to
the size of a shading image being larger than GPDATA_BUFFER, output must
be handled in several steps:
Figure 36: Uploading shading image to host
Note
L
Configuration
•
To configure this feature in an advanced register: See
Table 90: Advanced register: Shading
on page 188.
•
For information on GPDATA_BUFFER: See Chapter
GPDATA_BUFFER
on page 201.
Query limits from
register:
SHDG_INFO and
GPDATA_INFO
Set EnableMemRD
to true (1)
Set AddrOffset to 0
Set EnableMemRD
to false (0)
Read
n databytes
of
GPDATA_BUFFER
Offset is increased
in camera after n
bytes are written
Check
EnableMemRD for
no change
Repeat steps until
all data is read