Prosoft-technology 5204SE-MNET-PDPMV1 Manual do Utilizador descarregar pdf (Página 109)

Reference 5204SE-MNET-PDPMV1 ♦ ProLinx Gateway

User Manual Modbus TCP/IP to PROFIBUS DP-V1 Pass-Through Master

ProSoft Technology, Inc. Page 109 of 235

December 22, 2009

DFB Get Module Status - M340

MNETDPV1_BASICVAR_ModuleStatus Variables - M340

This variable structure is the one to use with your control and sequencing logic

when you want to send a request to read general gateway status data.

Variable Name Size/Type Description

Out - MailBoxData Multi-variable

nested DDT

For details, see Modbus DDT (page 98).

Out -

GetModuleStatus

Single-Bit

Boolean

This is the bit your control and sequencing logic will use to

trigger a message to get general gateway status data. Set

this bit to one (1) whenever no other messages are active

and when you want to update the StatInF variable table.

Out - Timeout 1

16-bit integer

Used to hold the amount of time in milliseconds to wait for a

response to the Modbus TCP/IP command before assuming

a communication error has occurred and setting the In-

MessageError status bit

In - MessageDone 1

Single-bit

Boolean

The DFB will set this bit when the Modbus TCP/IP response

is successfully received and the general module status data

variables have been updated.

In - MessageError 1

Single-bit

Boolean

The DFB will set this bit when the Modbus TCP/IP response

is not successfully received. When this bit is set, it indicates

your control and sequencing logic should retry the command.

1 2 ... 104 105 106 107 108 109 110 111 112 113 114 ... 234 235

Sem comentários

Prosoft-technology 5204SE-MNET-PDPMV1 Manual do Utilizador Página 109