Fibocom L-831-EA User Manual page 23

67 RESET#
68 CLK32K
69 CONFIG_1
70
71
72
73
74
75 CONFIG_2
Note :put the pins not used in circuit design NC directly.
PI：Power Input
H：High Voltage Level
L：Low Voltage Level
PD：Pull-Down
PU：Pull-Up
T：Tristate
OD：Open Drain
PP：Push-Pull
L831-EA Module Hardware User Manual
+3.3V
GND
+3.3V
GND
+3.3V
I PU PU
O
O L L
PI
PI
PI
O L L
will be pulled up.
External reset signal input, CMOS
1.8V
32KHz clock output.
The internal connects with GND, the
interface type of L831-EA module is
WWAN-SSIC0.
The main power input, the voltage
range is : 3.135V ~ 4.4V
GND
The main power input, the voltage
range is : 3.135V ~ 4.4V
GND
The main power input, the voltage
range is : 3.135V ~ 4.4V
The internal connects with GND, the
interface type of L831-EA module is
WWAN-SSIC0.
Page 23 of 43