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User’s Manual for Advantech SOM-A2558 series module V1.00
19
50
GND
P Ground
-
51
SA_SKT_A25
IO PCMCIA/CF address 25
No pulling
52
AC97_EAPD
O External audio Amplifier power
down control
No pulling
53
nSA_SKT_OE
O PCMCIA output enable. (output)
Reads from PCMCIA memory and
to PCMCIA attribute space.
No pulling
54
LINEOUT_R
AO Audio line-Out right channel
-
55
nSA_SKT1_CD
1
I PCMCIA/CF slot 0 card detect pin No pulling
56
LINEOUT_L
AO Audio line-Out left channel
-
57
nSA_SKT0_CD
1
I PCMCIA/CF slot 1 card detect pin
1.
No pulling
58
AC97_LINEIN_
R
AI Audio line input right channel.
-
59
nSA_SKT1_CE
1
O PCMCIA/CF slot 0 card enable pin
1.
No pulling
60
AC97_LINEIN_
L
AI Audio line input left channel.
-
61
nSA_SKT0_CE
1
O PCMCIA/CF slot 0 card enable pin
1.
No pulling
62
MIC_IN
AI First Microphone input
-
63
nSA_SKT1_CE
2
O PCMCIA/CF slot 1 card enable pin
2.
No pulling
64
GND
P Ground
-
65 SA_SKT1_VCC
P PCMCIA/CF slot 1 power pin
-
66
nSA_SKT0_VS
1
I PCMCIA/CF slot 0 voltage sense
pin 1.
Pull high with
10Kohm
67
nSA_SKT1_VS
1
I PCMCIA/CF slot 1 voltage sense
pin 1.
Pull high with
10Kohm
68
nSA_SKT0_CE
2
O PCMCIA/CF slot 0 card enable pin
2.
No pulling
69 SA_SKT1_RDY
I PCMCIA/CF slot 1 ready pin.
Pull high with
10Kohm
70 SA_SKT0_RDY
I PCMCIA/CF slot 0 ready pin.
Pull high with
10Kohm
71
nSA_SKT0_VS
2
I PCMCIA/CF slot 0 voltage sense
pin 2.
Pull high with
10Kohm
72
nSA_SKT1_VS
2
I PCMCIA/CF slot 1 voltage sense
pin 2.
Pull high with
10Kohm
73
SA_SKT0_RST
O PCMCIA/CF slot 0 reset pin.
Pull high with
10Kohm
74
SA_SKT1_RST
O PCMCIA/CF slot 1 reset pin.
Pull high with
10Kohm
75
nSA_SKT0_W
AIT
I PCMCIA/CF slot 0 wait signals.
Driven low by the PCMCIA card to
extend the length of the transfers
to/from the PXA255 processor.
Pull high with
10Kohm
76
nSA_SKT1_CD
I PCMCIA/CF slot 1 card detect pin No pulling
