XRD9814B Datasheet, PDF (34/53 Pages) Exar Corporation – 3-Channel 14/16-Bit Linear CCD/CIS Sensor Signal Processors

XRD9814B/9816B
XRD9814B/9816B Read Back Timing
LOAD
SCLK
SDI
Output
(DBx)
Enables Read-back
001XXXXXXXXX1
000XXXXXXXXXX
ADC Output Data
Cfig2
Reg data
Not Valid
Cfig1
Reg data
Disables Read-back
001XXXXXXXXX0
Not Valid
ADC Output Data
Write to Cfig2, bit0 to
enable readback &
Address Cfig2
for register
read-back
Read-back
Cfig2 data
Address Cfig1
for register
read-back
Read-back
Cfig1 data
Write to Cfig2 bit0 to
enable ADC output data
& disable read-back
mode
This step can be repeated for all
registers before exiting to normal
mode
Note: If any bits of Cfig2 were
programmed prior to readback mode,
they must be re-programmed when
exiting read-back
Figure 19. XRD9814B/9816B Read-Back Timing
Rev. 1.00
34