Adc1 Input Selection Jumper (Jp11) - Analog Devices ADSP-21161N EZ-KIT Lite Manual

Table 3-5. MIC Pre Amp Gain (Cont'd)
Jumper Position
1 and 2
2 and 3

ADC1 Input Selection Jumper (JP11)

The jumper is used to select the input source for ADC2. If the input
JP11
source for ADC2 is
If the input source for ADC2 is a microphone, then the mini stereo plug
should be used. If a microphone is used, the gain of the circuit may be
P7
increased, as described in
page 3-8.
When the
JP11
4, the connection is to
and between pins 4 and 6, the connection is to
illustrated in Table
reference.)
Table 3-6. Audio Input Jumper Settings
Microphone Input
MIC
1 2
LINE
ADSP-21161N EZ-KIT Lite Evaluation System Manual
Gain
20 dB
40 dB (factory default)
, then the RCA connector
LINE-IN
"MIC Gain Selection Jumpers (JP9–10)" on
jumpers are between pins 1 and 3 and between pins 2 and
. When the jumpers are between pins 3 and 5
P7
3-6). (The words
Stereo LINE_IN (Default)
JP11
EZ-KIT Lite Hardware Reference
. The jumper settings are
P6
and are on the board as a
MIC LINE
MIC
1 2
JP11
LINE
should be used.
P6
3-9