Component: DALI Slave (Comms: System): Difference between revisions

Revision as of 14:35, 13 July 2026

Author	MatrixTSL
Version	1.0
Category	Comms: System

DALI Slave component

A serial based communications protocol designed for controlling lighting, specifically digitally controlled dimmable fluorescent ballasts. DALI requires the signals to be level shifted from VCC and GND to +9.5V - +25.5V and GND using external circuitry.

Component Source Code

Please click here to download the component source project: FC_Comp_Source_DALI_Slave.fcfx

Please click here to view the component source code (Beta): FC_Comp_Source_DALI_Slave.fcfx

Detailed description

No detailed description exists yet for this component

Examples

An example that shows how to use the Dali Slave to receive packets then take actions accordingly

DALI Slave Example

Macro reference

CheckForGroupAddress

	CheckForGroupAddress
Tests the 16-bit incoming data for the defined group address Returns 0 for no match, returns 1 for a match
- UINT	Data

- BYTE	Return

CheckForIndividualAddress

	CheckForIndividualAddress
Tests the 16-bit incoming data for the defined individual address Returns 0 for no match, returns 1 for a match
- UINT	Data

- BYTE	Return

CollectDataByte

	CollectDataByte
Returns the data byte from a 16-bit data packet
- UINT	Data

- BYTE	Return

CollectPacketType

	CollectPacketType
Returns if the incoming packet was data or a command. Return of 0 = Data Return of 1 = Command
- UINT	Data

- BYTE	Return

Initialise

	Initialise
Configures the UART serial interface.
- VOID	Return

ReceiveForwardFrame

	ReceiveForwardFrame
Attempts to receive an 16-bit command from the master controller. 0xFFFF indicates timeout or no reply
- UINT	Return

TransmitBackwardFrame

	TransmitBackwardFrame
Send out a 8-bit frame consisting of a data byte.
- BYTE	Data
Data Byte
- BYTE	Return

Property reference

	Properties
	Serial Properties
	TX Pin

	RX Pin

	DALI Slave Properties
	Individual Address
Address ranging from 0-63
	Group Address
Address ranging from 0-15
	Simulation
	API

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