Prosoft-technology MVI71-MCM Manual de usuario descargar pdf (Pagina 20)

MVI71-MCM ♦ PLC Platform Installing and Configuring the Module

Modbus Communication Module

Page 20 of 111 ProSoft Technology, Inc.

December 28, 2007

7 The sample ladder uses the following data files:

B3: Auxiliary Bits

N9: Status Data

N10:Configuration Data

N11: Port 1 Modbus Commands (if Port 1 is configured as a Modbus Master)

N12: Port 2 Modbus Commands (if Port 2 is configured as a Modbus Master)

N13: Pass-Thru

B14: Pass-Thru Bit (used to bit write commands when using pass-thru)

N15: Block Transfer Read Data

N16: Block Transfer Write Data

N50: Event Commands

8 Edit the Configuration Data to match your application. The configuration data

contains the port configuration and block transfer parameters. In the sample

ladder the Configuration Data is located at data file N10 and it is structured

according to the table listed below. Use this table to help you configure the

module:

Address Description Value

N10:0 Write Data Start

N10:1 Write Data Count

N10:2 Read Data Start

N10:3 Read Data Count

N10:4 Backplane Fail Count

N10:5 Error Start Address

N10:6 Port 1 Enable

N10:7 Port 1 Type

N10:8 Port 1 Float Flag

N10:9 Port 1 Float Start

N10:10 Port 1 Float Offset

N10:11 Port 1 Protocol

N10:12 Port 1 Baud Rate

N10:13 Port 1 Parity

N10:14 Port 1 Data Bits

N10:15 Port 1 Stop Bits

N10:16 Port 1 RTS ON

N10:17 Port 1 RTS OFF

N10:18 Port 1 Minimum Response

N10:19 Port 1 Use CTS

N10:20 Port 1 Slave ID

N10:21 Port 1 Bit Input Offset

N10:22 Port 1 Word Input Offset

N10:23 Port 1 Bit Output Offset

N10:24 Port 1 Holding Register Offset

N10:25 Port 1 Command Count

N10:26 Port 1 Minimum Command Delay

1 2 ... 15 16 17 18 19 20 21 22 23 24 25 ... 110 111

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