ACS-2120 User Manual
17
Signal Name Pin#
Pin# Signal Name
GPIO20
1
2
GPIO60
GPIO21
3
4
GPIO61
GPIO22
5
6
GPIO62
GPIO23
7
8
GPIO63
Ground
9
10
+5V
11.
COM33
:
(2.0mm Pitch 1x4 box Pin Header),it provides selectable RS422/RS485
serial signal output.
RS422 Type (option)
RS485 Type (option)
Signal Name
Pin#
Pin#
Signal Name
422RXD-
1
1
NC
2
2
NC
422TXD-
3
3
485B-
4
4
485A+
Note:
Use COM3 RS232/RS485 Function, please setting JCOM Jumpers and BIOS CMOS
Setup.
Path:
BIOS Setup Utility \ Advanced Setting \ SuperIO Configuration \ Serial Port3
Type:
[RS232
Type]
[RS485
Type]
12.
F_AUDIO:
(2.0mm Pitch 2x5 Pin Header), Front Audio, An onboard Realtek
ALC662 codec is used to provide high-quality audio I/O ports. Line Out can be
connected to a headphone or amplifier. Line In is used for the connection of external
audio source via a Line in cable. MIC is the port for microphone input audio.
Signal Name
Pin#
Pin#
Signal Name
FRONT-OUT-L
1
2
LINEIN_R
AUD_AGND
3
4
AUD_AGND
FRONT-OUT-
R
5
6
LINEIN_L
AUD_AGND
7
8
AUD_AGND
FRONT-MIC1
9
10
FRONT-MIC
