Pin No

訊號

功能描述

模組指示

電壓

1

#WAKE

Active low to wake up the host application

Output

+1.8V

2

+3.3V

Power supply

Input

+3.3 ± 0.3V

3

Reserved

Reserve for future used

Not connect

-

4

GND

Ground

Ground

-

5

Reserved

Reserve for future used

Not connect

-

6

Reserved

Reserve for future used

Not connect

-

7

Reserved

Reserve for future used

Not connect

-

8

UIM_PWR

SIM power supply

Output

+1.8V

9

GND

Ground

Ground

-

10

UIM_DATA

SIM data

Input/Output

+1.8V

11

+1.8V/UART(option)

Power supply to host

Output

+1.8V

12

UIM_CLK

SIM clock

Output

+1.8V

13

N/C/UART(option)

N/C

N/C

-

14

UIM_RESET

SIM reset

Output

+1.8V

15

GND

Ground

Ground

-

16

N/C

N/C

N/C

-

17

N/C/UART(option)

N/C

N/C

-

18

GND

Ground

Ground

-

19

RTS0/UART(option)

RS232 RTS

Not connect

+1.8V

20

EMERG_RST

Emergency Reset

N/C

This line must be driven low if you want to use it.

21

GND

Ground

Ground

-

22

#PERST

1. Active high to turn on Module (+3.3V)

2. Active low to turn off Module (0V)

Input

+3.3V

23

TXD0/UART(option)

RS232 TX

Not connect

+1.8V

24

+3.3V

Power supply

Input

+3.3 ± 0.3V

25

CTS0/UART(option)

RS232 TX

Not connect

+1.8V

26

GND

Ground

Ground

-

27

GND

Ground

Ground

-

28

N/C

N/C

N/C

--

29

GND

Ground

Ground

-

30

N/C

N/C

N/C

-

31

RXD0/UART(option)

RS232 RX

Not connect

+1.8V

32

N/C

N/C

N/C

-

33

N/C

N/C

N/C

-

34

GND

Ground

Ground

-

35

GND

Ground

Ground

-

36

USB DN

USB D-

Input/Output

-

37

GND

Ground

Ground

-

38

USB DP

USB D+

Input/Output

-

39

+3.3V

Power supply

Input

+3.3 ± 0.3V

40

GND

Ground

Ground

-

41

+3.3V

Power supply

Input

+3.3 ± 0.3V

42

#LED_WWAN

Active low to show module status

Output (O.C)

+3.3V

43

GND

Ground

Ground

-

44

N/C

N/C

N/C

-

45

N/C

N/C

N/C

-

46

N/C

N/C

N/C

-

47

N/C

N/C

N/C

-

48

N/C

N/C

N/C

-

49

N/C

N/C

N/C

-

50

GND

Ground

Ground

-

51

N/C

N/C

N/C

-

52

+3.3V

Power supply

Input

+3.3 ± 0.3V