CLM920_TE5 LTE Module Hardware Manual
14
YUGA Information Technology Co.,Ltd
speaker by AT
8
UIM_PWR
UIM_PWR
PO
SIM
power
supply
9
GND
GND
Ground
10
UIM_DATA
UIM_DATA
IO
SIM card data
signal
11
REFCLK-
UART_RX
DI
Serial receive
12
UIM_CLK
UIM_CLK
DO
SIM card clock
signal
13
UART_TX
DO
Serial
transmission
14
UIM_RESET
UIM_RESET
DO
SIM
reset
signal
15
GND
GND
Ground
16
UIM_VPP
NC
17
RESERVED
VDD_EXT
PO
1.8V output
18
GND
GND
Ground
19
RESERVED
WAKEUP_IN
DI
HOST wake up
module
1.8V, Active low
20
W_DISABLE#
W_DISABLE#
DI
turn off RF
Active low
21
GND
GND
Ground
22
PERST#
RESET
DI
Reset control
Active low
23
PERn0
UART_CTS
DI
Serial
Port
Send Clear
24
3.3Vaux
VBAT
PI
power input
25
PERp0
UART_RTS
DO
Serial request
to send
26
GND
GND
Ground
27
GND
GND
Ground
28
1.5V
NC
29
GND
GND
Ground
30
SMB_CLK
NC
31
PETn0
NC
32
SMB_DATA
WAKEUP_OUT
DO
module wakes up
the HOST
33
PETp0
NC
34
GND
GND
Ground