User's Manual
Table Of Contents
- Copyright
- Attention
- Trademark
- Versions
- Foreword
- Product Overview
- Structure
- Hardware Introduction
- Hardware Interface
- Power Interface
- Power on/off and Reset Signal
- Status Indicating Signal
- USB /SSIC Interface
- USIM Interface
- Digital Audio
- Win8/Android Switch Control Interface
- W_DISABLE# Interface
- TX_BLANKING Interface
- WAKEUP_Host Interface
- BODY_SAR Interface
- I2C Interface
- Clock Interface
- Config Interface
- RF Interface
- Other Interfaces
- Electrical and Environmental Features
- RF Interface
L830-EA M.2 Module Hardware User Manual Page
37
of
45
GNSS_SDA
I2C_SDA
GNSS_SCL
I2C_SCL
5.13 Clock Interface
L830-EA M.2 module supports a 26MHz clock output and a 32KHz clock output.
Pin#
Name
I/O
Description
46
SYSCLK
O
26MHz clock output (recommend the external GPS to
use it, and can also use as MCLK of audio codec)
68
CLK32K
O
32KHz clock output
5.14 Config Interface
L830-EA M.2 module supports 4 config pins and the module is configured to WWAN-SSIC-0:
Pin#
Pin Name
I/O
Description
Value
1
CONFIG_3
O
The internal connect to GND
0
21
CONFIG_0
O
NC
-
69
CONFIG_1
O
The internal connect to GND
0
75
CONFIG_2
O
The internal connect to GND
0
The configuration of L830-EA M.2 Socket 2 Module type as listed below :
Config_0
(pin21)
Config_1
(pin69)
Config_2
(pin75)
Config_3
(pin1)
Module Type and Main
Host Interface
Port
Configuration
GND
GND
GND
GND
SSD-SATA
N/A
GND
GND
N/C
GND
WWAN-PCIe
N/A
N/C
GND
GND
GND
WWAN-SSIC
0
5.15 RF Interface
5.15.1 RF Connector Interface
L830-EA M.2 module provide 2 RF connected interface, used for the connection of external antenna. M is
the RF main antenna, D/G is the Diversity/GNSS antenna.