XE2400 Ver la hoja de datos (PDF) - Xecom

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XE2400

Low-Cost, Embeddable, Serial 2400bps Modem

Xecom 

XE2400 Mechanical Specifications

INCHES

METRIC(MM)

PIN MIN MAX MIN MAX

A 2.270 2.290 57.66 58.17

B 1.070 1.090 27.18 27.69

C 0.420 0.430 10.67 10.92

D 0.890 0.910 22.61 23.11

E 1.890 1.910 48.01 48.51

F 0.125 0.200 03.18 05.08

G 0.080 0.100 02.03 02.54

B

H 0.180 0.200 04.57 05.08

J 0.090 0.110 02.29 02.79

K 0.020 0.025 00.51 00.64

A

Pin 1 Identifier

C

D

K

J

E

F

G

H

XE2400 Pin Descriptions

PIN NAME

1 RESET

DESCRIPTION

External reset pin active HI, TTL. An internal circuit resets the modem when power

is applied, no external reset is required. Any external reset applied to the modem

must be applied for a minimum of 100 milliseconds.

2

AR

Auxiliary Data/Voice Relay output, active HI, TTL/CMOS. When high the external,

auxiliary telephone set relay is closed and the modem is in the voice mode.

3 RXD

Serial data output to the DTE (i.e. external UART). A logic "high" represents a

"mark" and a logic "low" represents a "space", TTL.

4-8 No Pin

9 \DTR

Data Terminal Ready, input, active LO, TTL. The function of this pin is set by the &D

command and the value in register S21.

10 \AA

Auto Answer enable indicator, output, active LO, TTL/CMOS.

XECOM

(2)

XE2400

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