Fibocom L830-EB - 3.1.2 Pin Definition

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L830-EB Hardware User Manual Page 11 of 39
3.1.2 Pin Definition
The pin definition is as follows:
Pin
Pin Name
I/O
Reset
Value
Pin Description
Type
1
CONFIG_3
O
L
Connected to internal GND, L830
M.2 module is configured as the
WWAN-SSIC 0 interface type.
2
+3.3V
PI
Module main power input.
Power Supply
3
GND
GND
Power Supply
4
+3.3V
PI
Module main power input.
Power Supply
5
GND
GND
Power Supply
6
FULL_CARD_POWER_OFF#
I
Power on/off control signal,active
High.
CMOS
3.3/1.8V
7
USB D+
I/O
USB 2.0 D+ signal
0.3---3V
8
W_DISABLE1#
I
PU
WWAN Disable, active low.
CMOS 3.3V
9
USB D-
I/O
USB 2.0 D- signal
0.3---3V
10
LED1#
O
OD
System status LED, drain output.
CMOS 3.3V
11
GND
GND
Power Supply
12
Notch
Notch
13
Notch
Notch
14
Notch
Notch
15
Notch
Notch
16
Notch
Notch
17
Notch
Notch
18
Notch
Notch
19
Notch
Notch
20
I2S_CLK
O
PD
I2S serial clock
CMOS 1.8V
21
CONFIG_0
O
NC
Not connected, L830 M.2 module is
configured as the WWAN-SSIC 0
interface type.
22
I2S_RX
I
PD
I2S serial data input
CMOS 1.8V