Delta Tau TURBO UMAC CPU Manual de usuario descargar pdf (Pagina 24)

UMAC Turbo CPU/Communications Board Hardware Manual

Board Connector Pinouts 18

BOARD CONNECTOR PINOUTS

J7: Primary Serial Port Connector (RS232)

Front View

Pin #

Symbol

Function

Description

Notes

PHASE+

In/Out

Phasing Clock

DTR \ PHASE-

Bidirect

Data Terminal Ready

TXD/

Input

Receive Data

Low True

CTS

Input

Clear to Send

High True

RXD/

Output

Send Data

Low True

RTS

Output

Request to Send

High True

DSR \ SERVO-

Bidirect

Data Set Ready

SERVO+

In/Out

Servo Clock

GND

Common

Board Common

+5V

Output

+5VDC Supply

See jumpers E1A, E1B, E17A, E17B, E18A and E18B for details about pins 1, 2, 7 and 8

J8: Auxiliary Serial Port Connector (RS232)

Front View

Pin #

Symbol

Function

Description

Notes

INIT-

Input

Hardware Reset

Pull to GND for reset

Do not connect if used as RS-232

DTR

Bidirect

Data Terminal Ready

Shorted to DSR.

TXD/

Input

Receive Data

Low TRUE

CTS

Input

Clear to Send

High TRUE

RXD/

Output

Send Data

Low TRUE

RTS

Output

Request to Send

High TRUE

DSR

Bidirect

Data Set Ready

Shorted to DTR.

N.C.

N/A

Not Connected

GND

Common

Board Common

+5V

Output

+5VDC Supply

J9: Universal Serial Bus Port (USB)

Pin #

Function

N.C.

DATA-

DATA+

GND

SHIELD

This connector is used in conjunction with USB A-B cable which can be purchased from any local

computer store. It is provided when Option 1A is ordered. The A connector is connected to a PC or Hub

device; the B connector plugs into this port.

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