Component: DALI Master (Comms: System)

Author	MatrixTSL
Version	1.0
Category	Comms: System

DALI Master 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. The master component can addess up to 64 individual slaves & up to 16 groups.

Component Pack

COMMSC

Detailed description

No detailed description exists yet for this component

Examples

DALI Master Example, reads the value of a keypad and sends out DALI commands based on the key pressed, 1 = switch on a slave's light, 2 = switch off a slave's light, 3 = read the slave's light level. DALI Master Example1

For a DALI Slave example see: Component: DALI Slave (Comms: System)

Downloadable macro reference

	ReceiveBackwardFrame
Attempts to receive an 8-bit reply 0 indicates timeout or no reply
- BYTE	Return

	TransmitForwardFrame
Send out a 16-bit frame consisting of the 8-bit address and data bytes. After sending the controller will attempt to receive If a reply is detected then the Return value will equal to the reply. If no reply is detected then the Return value will be 0.
- BYTE	Address
Address byte
- BYTE	Data
Data Byte
- BYTE	Return

	TransmitIndividualForwardFrame
Sends out an individual frame containing address and data. After sending the controller will attempt to receive a reply. If a reply is detected then the Return value will equal to the reply. If no reply is detected then the Return value will be 0.
- BYTE	Address
Individual Address 0-63
- BYTE	Type
0 = Data, 1 = Command
- BYTE	Data
- BYTE	Return

	TransmitGroupForwardFrame
Sends out a group frame containing address and data. After sending the controller will attempt to receive a reply. If a reply is detected then the Return value will equal to the reply. If no reply is detected then the Return value will be 0.
- BYTE	Address
Group Address 0-15
- BYTE	Type
0 = Data, 1 = Command
- BYTE	Data
- BYTE	Return

	Initialise
Configures the UART serial interface.
- VOID	Return

Property reference

	Properties
	TX Pin
	RX Pin
	Connections
	Simulations
	API