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L830-EB-11 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