Rockwell-automation 1734-485ASC POINT I/O ASCII User Manual Manual do Utilizador descarregar pdf (Página 36)

Publication 1734-UM009B-EN-P - July 2003

2-10 Configuring Your ASCII Module

Parameter List

Use this table for information on configuring your ASCII module’s

parameters.

Table 2.3 Parameter List

Parameter Parameter

Instance

Access Description Parameter Choices Default

Setting

Default

Value

Data Type

Serial Port Parameters

Serial Character

Framing

1 Get/Set Defines the number

of data bits, stop

bits and parity in

data character

frames

0 = 7N2

1 = 7E1

2 = 7O1

3 = 8N1

4 = 8N2

5 = 8E1

6 = 8O1

7 = 7E2

8 = 7O2

7N2 0 USINT

Serial Port Comm

Speed

2 Get/Set Defines the baud

rate of the serial

port

0 = 9600

1 = 1200

2 = 2400

3 = 4800

4 = 19.2k

5 = 38.4k

9600 baud 0 USINT

Serial Port Receive from ASCII Device

Max Number of

Receive Chars

3 Get/Set Maximum number of

characters the

1734-232ASC

module expects to

receive into its

ASCII port from the

serial device

1-128 20 chars 20 USINT

Receive Record

Start Mode

4 Get/Set Selects whether or

not the start

delimiter is included

with the receive

data

0 = No Start

Delimiter

1 = Exclude Start

Delimiter

2 = Include Start

Delimiter

No Start

Delimiter

0USINT

Receive Start

Delimiter

5 Get/Set Character which

identifies the

beginning of the

data string from the

ASCII device when

the length is

specified as 0

Any valid standard

ASCII character

(0-127, 0-255)

Colon 0x3A USINT

Receive Record End

Mode

6 Get/Set Selects whether or

not the End

delimiter is included

with the received

data

0 = No End Delimiter

1 = Exclude End

Delimiter

2 = Include End

Delimiter

Include End

Delimiter

2USINT

Receive End

Delimiter

7 Get/Set Character which

identifies the end of

the data string from

the ASCII device

when the length is

specified as 0

Any valid standard

ASCII character

(0-127, 0-255)

Carriage

return

hex

USINT

1 2 ... 31 32 33 34 35 36 37 38 39 40 41 ... 75 76

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