XRT4500 datasheet(41/99 Pages) EXAR

41 / 99 page

XRT4500

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MULTIPROTOCOL SERIAL NETWORK INTERFACE IC

REV. 1.0.7

TABLE 3: DTE MODE - CONTROL PROGRAMMING FOR DRIVER AND RECEIVER MODE SELECTION

INTERFACE

STANDARD

CONTROL

INPUTS

M2 M1 M0

DRIVER/RECEIVER PAIR AND CORRESPONDING SIGNAL NAME - DTE MODE

TX1 RX1

TXD RXD

TX2 RX2

SCTE RXC

TX3 RX3

- TXC

TX4 RX4

RTS CTS

TX5 RX5

DTR DSR

TX6 RX6

- DCD

TX7 RX7

LL -

TX8 RX8

RL RI/TM

V.10

0 0 0

V.10 V.10

Off V.10

V.10 V.10 V.10 V.10

Off V.10

V.10 Off

V.10 V.10

EIA-530-A

(V.11)

0 0 1

V.11 V.11

Off V.11

V.11 V.11

V.10 V.10

Off V.11

V.10 Off

V.10 V.10

EIA-530,

RS449,

V.36

0 1 0

V.11 V.11

Off V.11

V.11 V.11 V.11 V.11

Off V.11

V.10 Off

V.10 V.10

X.21

0 1 1

V.11 V.11

Off V.11

V.11 V.11 V.11 V.11

Off Off

V.35

1 0 0

V.35 V.35

Off V.35

V.28 V.28 V.28 V.28

Off V.28

V.28 Off

V.28 V.28

RESERVED

1 0 1

V.11 V.11

Off V.11

V.11 V.11 V.11 V.11

Off V.11

V.10 Off

V.10 V.10

RS232

(V.28)

1 1 0

V.28 V.28

Off V.28

V.28 V.28 V.28 V.28

Off V.28

V.28 Off

V.28 V.28

POWER

DOWN

1 1 1

Off

TABLE 4: DCE MODE - CONTROL PROGRAMMING FOR DRIVER AND RECEIVER MODE SELECTION

INTERFACE

STANDARD

CONTROL

INPUTS

M2 M1 M0

DRIVER/RECEIVER PAIR AND CORRESPONDING SIGNAL NAME - DCE MODE

TX1 RX1

RXD TXD

TX2 RX2

RXC SCTE

TX3 RX3

TXC

TX4 RX4

CTS RTS

TX5 RX5

DSR DTR

TX6 RX6

DCD -

TX7 RX7

- LL

TX8 RX8

RI/TM RL

V.10

0 0 0

V.10 V.10

V.10 Off

V.10 V.10 V.10 V.10

V.10 Off

Off V.10

V.10 V.10

EIA-530-A

(V.11)

0 0 1

V.11 V.11

V.11 Off

V.11 V.11

V.10 V.10

V.11 Off

Off V.10

V.10 V.10

EIA-530,

RS449,

V.36

0 1 0

V.11 V.11

V.11 Off

V.11 V.11 V.11 V.11

V.11 Off

Off V.10

V.10 V.10

X.21

0 1 1

V.11 V.11

V.11 Off

V.11 V.11 V.11 V.11

Off Off

V.35

1 0 0

V.35 V.35

V.35 Off

V.28 V.28 V.28 V.28

V.28 Off

Off V.28

V.28 V.28

RESERVED

1 0 1

V.11 V.11

V.11 Off

V.11 V.11 V.11 V.11

V.11 Off

Off V.10

V.10 V.10

RS232

1 1 0

V.28 V.28

V.28 Off

V.28 V.28 V.28 V.28

V.28 Off

Off V.28

V.28 V.28

POWER

DOWN

1 1 1

Off

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