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ModbusTCP_ReadMultipleRealRegisters


Header:STD.h
Namespace:fil

Function Code 03. Read the contents of a contiguous block of holding registers in a remote device

Syntax

void fil::ModbusTCP_ReadMultipleRealRegisters
(
	const fil::SocketId& inSocket,
	const ftl::Optional<int>& inTimeout,
	int inUnitID,
	int inStartingAddress,
	int inCount,
	ftl::Array<float>& outRealValue
)

Parameters

Name Type Range Default Description
inSocket const SocketId& Connected socket ID on port 502.
inTimeout const Optional<int>& 10 - NIL Timeout in milliseconds, block if not specified.
inUnitID int 0 - 255 1 Default is 1.
inStartingAddress int 0 - 65535 The address of the first holding register.
inCount int 1 - 125 1
outRealValue Array<float>& Received real value.

See Also