TIDM-TOUCHWHEEL-LEDTRACKING

Touch Wheel and LED Tracking

TIDM-TOUCHWHEEL-LEDTRACKING

Design files

Overview

This solution implements a user interface with a capacitive touch wheel and LED tracking control. Using the MSP430G2955 microcontroller and capacitive touch wheel, users can design products that need volume, brightness, temperature adjustment with LED tracking for the touch postion.

Features
  • Single-chip solution for capacitive touch and LED control
  • Support for up to 24 channel LED drives with independent PWM outputs
  • LED breathing effect
  • LED tracking effect
  • Simple touch wheel design with three electrodes
  • Absolute position report with 8-bit resolution"
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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.

TIDR812.PDF (68 KB)

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

TIDR811.PDF (171 KB)

Detailed schematic diagram for design layout and components

Products

Includes TI products in the design and potential alternatives.

Linear & low-dropout (LDO) regulators

TLV702300-mA, high-PSRR, low-IQ, low-dropout voltage regulator with enable

Data sheet: PDF | HTML
MSP430 microcontrollers

MSP430G295516 MHz MCU with 56KB Flash, 2KB SRAM, 10-bit ADC, comparator, UART/SPI/I2C, timer

Data sheet: PDF

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Software

Support software

TIDC488 — Touch Wheel and LED Tracking Software Design Files

Supported products & hardware

Supported products & hardware

Hardware development
Reference design
TIDM-TOUCHWHEEL-LEDTRACKING Touch Wheel and LED Tracking
Download options

TIDC488 Touch Wheel and LED Tracking Software Design Files

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Latest version
Version: 01.00.00.00
Release date: Jun 19, 2014
Hardware development
Reference design
TIDM-TOUCHWHEEL-LEDTRACKING Touch Wheel and LED Tracking

Release Information

The design resource accessed as www.ti.com/lit/zip/tidc488 or www.ti.com/lit/xx/tidc488/tidc488.zip has been migrated to a new user experience at www.ti.com/tool/download/TIDC488. Please update any bookmarks accordingly.

Support & training

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