User's Manual

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L850-GL Hardware User Manual Page
20
of
51
Pin
Pin Name
I/O
Reset Value
Pin Description
Type
,Reserved
63
ANTCTL2
O
Tunable ANT CTRL2
CMOS 1.8V
64
COEX1
O
T
Wireless Coexistence between WWAN
and WiFi/BT modules, GNSS_EXT_FTA
,Reserved
CMOS 1.8V
65
NC
NC
66
SIM_DETECT
I
PD
SIM Detect,internal pull up(330KΩ),
active high
CMOS 1.8V
67
RESET#
I
WWAN reset input,internal pull
up(10KΩ),active low
CMOS 1.8V
68
NC
NC
69
CONFIG_1
O
GND
GND,L850 M.2 module is configured as
the WWAN – PCIe,USB3.0 interface
type
70
+3.3V
PI
Power input
Power Supply
71
GND
GND
Power Supply
72
+3.3V
PI
Power input
Power Supply
73
GND
GND
Power Supply
74
+3.3V
PI
Power input
Power Supply
75
CONFIG_2
O
GND
GND,L850 M.2 module is configured as
the WWAN – PCIe,USB3.0 interface
type
Reset Value: The initial status after modulereset, not the status when working.
H:High Voltage Level
L: Low Voltage Level
PD:Pull-Down
PU:Pull-Up
T:Tristate
OD:Open Drain
PP:Push-Pull
PI: Power Input
PO: Power Output
Note:
The unused pins can be left floating.