Description of the data path
STINGRAY Technical Manual
V2.2.0
114
Loading a shading image out of the camera
GPDATA_BUFFER is used to load a shading image out of the camera. Because
the size of a shading image is larger than GPDATA_BUFFER, input must be
handled in several steps:
Figure 60: Uploading shading image to host
Note
L
Configuration
•
To configure this feature in an advanced register: See
Table 125: Advanced register: Shading
on page 267.
•
For information on GPDATA_BUFFER: See Chapter
GPDATA_BUFFER
on page 296.
Query limits from
register:
SHDG_INFO and
GPDATA_INFO
Set EnableMemRD
to true (1)
Set AddrOffset to 0
Read
n databytes
of
GPDATA_BUFFER
Increase
AddrOffset by n
bytes
Check
EnableMemRD for
no change
Repeat steps until
all data is read
Set EnableMemRD
to false (0)