XE924M 查看數據表（PDF） - Xecom

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XE924M

Base Access Point for Multiple Remote Machines

Xecom 

XE924M PIN CONFIGURATION

RGND

1

RESERVED

2

RGND

3

RESERVED

4

RGND

5

RESERVED

6

RGND

7

RESERVED

8

RGND

9

RGND

10

RESERVED

11

RESERVED

12

RESERVED

13

VDD

14

DGND

15

/RST_VPP

16

VCC

17

RESERVED

18

/DSR

19

/MDM_DSR

20

RXD

21

/MDM_RXD

22

TXD

23

/MDM_TXD

24

/RI

25

/MDM_RI

26

XE924M

52 RGND

51 RESERVED

50 RGND

49 RESERVED

48 RGND

47 RESERVED

46 RGND

45 RESERVED

44 RGND

43 RGND

42 RESERVED

41 RESERVED

40 RESERVED

39 RGND

38 /CTS

37 /MDM_CTS

36 /DCD

35 /MDM_DCD

34 /DTR

33 /MDM_DTR

32 /RTS

31 /MRTS

30 Vmd

28 TIP

27 RING

XE924M PIN CONFIGURATION

SIGNAL

RGND

RESERVED

VDD

DGND

/RST_VPP

VCC

PINS

DESCRIPTION

1, 3, 5, 7, 9, 39,

RFGND provides the common reference point for all high frequency

43, 44, 46, 48, 50, 52 signals.

2, 4, 6, 8, 11, 12, 13, These pins are reserved for future use. No connections should be

18, 40,41, 42, 45, 47, should be made to these pins.

49, 51

14

VDD provides 3 volt power to the communications controller

15

DGND provides the ground reference for the modem and

communications controller circuitry in the XE924M.

16

RST_PV provides a hardware reset line for the XE924M’s

communications controller.

17

VCC provides 3 volt power to the 900 MHz transceiver

XECOM

(4)

XE924M

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