48
CMX158886 cpuModule
BDM-610000049
Rev G
Audio (CN11)
A full featured AC97 compliant audio port is available on CN11. It provides a mono microphone input, stereo
line level input, and a stereo output that can be configured as line level or headphone level. The output is
configured in the BIOS setup utility. When used as a headphone output, it will drive 32 Ohm speaker at 50mW.
Table 32
Audio Connector (CN11)
10-Pin DIL Pin
Signal
Function
In/Out
1
MIC_VREF
2.2V Supply to bias
microphones. 5mA max.
out
2
MIC_IN
Microphone input. 1V RMS or
0.1V RMS.
in
3
GND
Signal GND
GND
4
LINE_IN_LEFT
Line level input for left channel.
1V RMS nominal.
in
5
GND
Signal GND
GND
6
LINE_IN_RIGHT
Line level input for right channel.
1V RMS nominal.
in
7
GND
Signal GND
GND
8
OUTPUT_LEFT
Left channel output. Selectable
as line level (1V RMS) or
headphone.
out
9
GND
Signal GND
GND
10
OUTPUT_RIGHT
Left channel output. Selectable
as line level (1V RMS) or
headphone.
out
9
7
5
3
1
GND
GND
GND
GND
MIC_VREF
OUTPUT_RIGHT
OUTPUT_LEFT
LINE_IN_RIGHT
LINE_IN_LEFT
MIC_IN
10
8
6
4
2
Summary of Contents for BDM-610000049
Page 3: ...Accessing the Analog World www rtd com An ISO9001 2000 Company CMX158886 cpuModules...
Page 4: ...iv CMX158886 cpuModule BDM 610000049 Rev G...
Page 9: ...BDM 610000049 Rev G ix PC 104 and PC 104 Plus Specifications 107 Appendix E Limited Warranty...
Page 10: ...x CMX158886 cpuModule BDM 610000049 Rev G...
Page 26: ...16 CMX158886 cpuModule BDM 610000049 Rev G...
Page 100: ...90 CMX158886 cpuModule BDM 610000049 Rev G...
