Cirrus Logic CDB5529 - Manual (Page 11)

CDB5529
DS246DB1 11
can be used to print a hard copy of that region. Click
on RESTORE when done with the zoom function.
Frequency Domain Window (i.e. FFT)
The following describe the controls and indicators
associated with the Frequency Domain Window.
CANCEL: See description in Histogram Window
Overview.
COLLECT: See description in Histogram Win-
dow Overview.
CONFIG: See description in Histogram Window
Overview.
FREQUENCY: Displays the x-axis value of the
cursor on the FFT display.
MAGNITUDE: Displays the y-axis value of the
cursor on the FFT display.
OUTPUT: See description in Histogram Window
Overview.
S/D: Indicator for the Signal-to-Distortion Ratio, 4
harmonics are used in the calculations (decibels).
S/N+D: Indicator for the Signal-to-Noise + Distor-
tion Ratio (decibels).
SNR: Indicator for the Signal-to-Noise Ratio, first
4 harmonics are not included (decibels).
S/PN: Indicator for the Signal-to-Peak Noise Ratio
(decibels).
TEST: See description in Histogram Window
Overview.
ZOOM: See description in Histogram Window
Overview.
# of AVG: Displays the number of FFT’s averaged
in the current display.
Time Domain Window Overview
The following controls and indicators are associat-
ed with the Time Domain Window.
CANCEL: See description in Histogram Window
Overview.
COLLECT: See description in Histogram Win-
dow Overview.
CONFIG: See description in Histogram Window
Overview.
COUNT: Displays current x-position of the cursor
on the time domain display.
MAGNITUDE: Displays current y-position of the
cursor on the time domain display.
MAXIMUM: Indicator for the maximum value of
the collected data set.
MINIMUM: Indicator for the minimum value of
the collected data set.
OUTPUT: See description in Histogram Window
Overview.
TEST: See description in Histogram Window
Overview.
ZOOM: See description in Histogram Window
Overview.