User Manual

Description of the data path
PIKE Technical Manual V5.1.2
159
Loading a shading image into the camera
GPDATA_BUFFER is used to load a shading image into the camera. Because the
size of a shading image is larger than GPDATA_BUFFER, input must be handled
in several steps (see also Chapter Reading or writing shading image from/into
the camera on page 342):
Figure 81: Loading the shading reference image
Note

Configuration
• To configure this feature in an advanced register: See
Table 161: Advanced register: Shading on page 341.
• For information on GPDATA_BUFFER: See Chapter
GPDATA_BUFFER on page 376.
Query limits from
register:
SHDG_INFO and
GPDATA_INFO
Set EnableMemWR
to true (1)
Set AddrOffset to 0
Write n databytes
in
GPDATA_BUFFER
Increase
AddrOffset by n
bytes
Check
EnableMemWR for
no change
Repeat steps until
all data is written
Set EnableMemWR
to false (0)