Internal Types For Ethertcpmodbus.lib; Iec 61131-3-Program Transfer - WAGO -I/O-SYSTEM 750 User's Installation And Configuration

84 • Fieldbus controller 750-842
Programming the PFC with WAGO-I/O-PRO 32

3.2.7.1.3 Internal types for EtherTCPmodbus.lib

Element
MODBUS_HEADER
MODBUS_FMC_REQUEST
MODBUS_FMC_RESPONSE
MODBUS_RC_REQUEST
MODBUS_RC_RESPONSE
MODBUS_RID_REQUEST
MODBUS_RID_RESPONSE
MODBUS_RIR_REQUEST
MODBUS_RIR_RESPONSE
MODBUS_RMR_REQUEST
MODBUS_RMR_RESPONSE
MODBUS_WC_REQUEST
MODBUS_WC_RESPONSE
MODBUS_WMR_REQUEST
MODBUS_WMR_RESPONSE
MODBUS_WSR_REQUEST
MODBUS_WSR_RESPONSE
3.2.7.2

IEC 61131-3-Program transfer

Program transfer from the PC to the controller following programming of the
desired IEC 61131 application can be made in two different ways:
•
•
One suitable communication driver each is required for both types.
i
More information
For information on the installation of the communication drivers as well as
details regarding the use of the software, please refer to the
WAGO-I/O-PRO 32 manual (order No.: 759-122 / 000-001).
via the serial interface or
via the fieldbus.
Description
This types are internally used by the functions
SEND_MODBUS_MESSAGE and
RECV_MODBUS_MESSAGE. They map the
MODBUS/TCP requests and responses, so that
an easier access to the message fields can be
done.
Modular I/O System
ETHERNET TCP/IP