TIDA-010963

Digital addressable lighting interface 103 reference design based on MSPM0

TIDA-010963

Design files

Overview

This reference design implements a Digital Addressable Lighting Interface (DALI) 103 utilizing the MSPM0 microcontrollers, which meets compliant hardware and software requirements for IEC 62386-103. The design features a customizable DALI transceiver, power supply, isolation and firmware that enables seamless communication for advanced lighting control.

Features
  • Full hardware interface implementation and onboard power supply to support 16VDC on the DALI bus
  • Functions to receive and transmit DALI commands and responses respectively:
    • Half-duplex digital communication using Manchester Encoding
    • Support for DALI 103 commands
  • Support for multicontroller topology (collision detection, collision avoidance and collision recovery)
Output voltage options TIDA-010963.1
Vin (Min) (V) 24
Vin (Max) (V) 24
Vout (Nom) (V) 16
Iout (Max) (A) .25
Output Power (W) 4
Isolated/Non-Isolated Non-Isolated
Input Type DC
Topology Linear Regulator
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A fully assembled board has been developed for testing and performance validation only, and is not available for sale.

Design files & products

Design files

Download ready-to-use system files to speed your design process.

PDF | HTML
TIDUFB0.PDF (989 KB)

Reference design overview and verified performance test data

SLURB35.PDF (152 KB)

Detailed overview of design layout for component placement

SLURB36.PDF (81 KB)

Complete listing of design components, reference designators, and manufacturers/part numbers

SLURB37.ZIP (1847 KB)

Files used for 3D models or 2D drawings of IC components

SLVC877.ZIP (816 KB)

Design file that contains information on physical board layer of design PCB

SLURB38.PDF (5563 KB)

PCB layer plot file used for generating PCB design layout

SLVRBR6.PDF (2567 KB)

Detailed schematic diagram for design layout and components

Products

Includes TI products in the design and potential alternatives.

Opto-emulators

ISOM8111DC input, transistor output, single channel, opto-emulator with 150% to 230% CTR

Data sheet: PDF | HTML
Arm Cortex-M0+ MCUs

MSPM0L130632-MHz Arm® Cortex®-M0+ MCU with 64-KB flash, 4-KB SRAM, 12-bit ADC, comparator, OPA

Data sheet: PDF | HTML
AC/DC & DC/DC converters (integrated FET)

TLV6104720VIN, 28VOUT, 2.2A non-synchronous boost converter with SOT23-5 DDC package

Data sheet: PDF | HTML
Transformer drivers

SN6501Low-noise, 350-mA, 410-kHz transformer driver for isolated power supplies

Data sheet: PDF | HTML

Technical documentation

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* Design guide Digital Addressable Lighting Interface 103 Reference Design Based on MSPM0 PDF | HTML Jul 3, 2025

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