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Version: 2026
Category: Modbus functions
23 results
<modbusSession>.Disconnect (Function)
Closes the Modbus session.
<modbusSession>.ReadBit (Function)
Reads one or more bits from a Modbus slave, starting at a specific address.
<modbusSession>.ReadFloat (Function)
Reads one or more single-precision floats from a Modbus slave, starting at a specific address.
<modbusSession>.ReadRegister (Function)
Reads one or more registers from a Modbus slave, starting at a specific address.
<modbusSession>.SendRawFrame (Function)
Sends a raw frame to a Modbus slave. This enables communication with devices that do not strictly comply with the Modbus standard.
<modbusSession>.WriteBit (Function)
Writes one or multiple bits to a specific address in a Modbus slave.
<modbusSession>.WriteFloat (Function)
Writes one or more single-precision floats to a Modbus slave, starting at a specific address.
<modbusSession>.WriteRegister (Function)
Writes one or more registers (16-bit values) to a Modbus slave, starting at a specific address.
Modbus
Modbus is a "field" (industrial and/or restricted environments) communication protocol created in 1979...
Modbus constants
Constants used by the Modbus functions.
Modbus functions
List of Modbus functions
Modbus functions (prefix syntax)
List of Modbus functions
ModbusConnectRTU (Function)
Connects a client to a Modbus slave via a serial port.
ModbusConnectTCP (Function)
Connects a client to a Modbus server via transmission control protocol (TCP).
ModbusDisconnect (Function)
Closes the Modbus session.
ModbusReadBit (Function)
Reads one or more bits from a Modbus slave, starting at a specific address.
ModbusReadFloat (Function)
Reads one or more single-precision floats from a Modbus slave, starting at a specific address.
ModbusReadRegister (Function)
Reads one or more registers from a Modbus slave, starting at a specific address.
ModbusSendRawFrame (Function)
Sends a raw frame to a Modbus slave. This enables communication with devices that do not strictly comply with the Modbus standard.
modbusSession (Variable type)
The modbusSession type is used to identify a connection to a Modbus server.
ModbusWriteBit (Function)
Writes one or multiple bits to a specific address in a Modbus slave.
ModbusWriteFloat (Function)
Writes one or more single-precision floats to a Modbus slave, starting at a specific address.
ModbusWriteRegister (Function)
Writes one or more registers (16-bit values) to a Modbus slave, starting at a specific address.