Product Info

LTE Module Series
EG21-G MINIPCIE Hardware Design
EG21-G_MINIPCIE_Hardware_Design 17 / 48
external
pull-up to
1.8V.
33
PETp0
RESERVED
Reserved
34
GND
GND
Mini card ground
35
GND
GND
Mini card ground
36
USB_D-
USB_DM
IO
USB differential data (-)
Require
differential
impedance
of 90Ω
37
GND
GND
Mini card ground
38
USB_D+
USB_DP
IO
USB differential data (+)
Require
differential
impedance
of 90Ω
39
3.3Vaux
VCC_3V3
PI
3.3V DC supply
40
GND
GND
Mini card ground
41
3.3Vaux
VCC_3V3
PI
3.3V DC supply
42
LED_WWAN#
LED_WWAN#
OC
LED signal for indicating the
network status of the
module
Active low
43
GND
GND
Mini card ground
44
LED_WLAN#
USIM_PRESENCE
DI
(U)SIM card insertion
detection
45
RESERVED
PCM_CLK
1)
IO
PCM clock signal
46
LED_WPAN#
RESERVED
Reserved
47
RESERVED
PCM_DOUT
1)
DO
PCM data output
48
1.5V
NC
Not connected
49
RESERVED
PCM_DIN
1)
DI
PCM data input
50
GND
GND
Mini card ground
51
RESERVED
PCM_SYNC
1)
IO
PCM frame synchronization
52
3.3Vaux
VCC_3V3
PI
3.3V DC supply