9
PIN
No.
Pin Name
I
/
O
Description
DC Characteristics (V)
Mini PCI
Express
Standard
Description
HUAWEI
Pin
Description
Min.
Typ.
Max
.
47
RESERVED
PCM_DOUT
O
PCM I/F data out
–0.3
1.8
2.1
48
1.5 V
NC
-
Not connected
-
-
-
49
RESERVED
PCM_DIN
I
PCM I/F data in
–0.3
1.8
2.1
50
GND
GND
-
Mini Card Ground
-
-
-
51
RESERVED
PCM_SYNC
O
PCM interface
sync
–0.3
1.8
2.1
52
3.3Vaux
VCC_3V3
P
3.3 V DC supply
rail from the PC
side.
3.0
3.3
3.6
