Wavelet Transforms in the TMS320C55x
Texas InstrumentsWavelets have been developed to analyze the frequency components of a signal according to a scale. They provide more information than the Fourier transform for signals which have discontinuities…
Building IOM-Compliant Drivers from the DCP Tool
Texas InstrumentsThe input/output mini-driver (IOM) is the standard driver model for Texas Instruments' DSP/BIOS™ operating system. A driver built on this model can be easily and efficiently tied to the software…
Switch Gains Accurately with the INA120
Texas InstrumentsIntegrated circuit instrumentation amplifiers are used in a wide variety of applications such as medical instruments data acquisition systems and thermocouple signal conditioners. Many such…
Undervoltage and Overvoltage Control for the TPS2490/91 (Rev. A)
Texas InstrumentsThis application note provides a simple circuit for adding undervoltage and overvoltage control to the TPS2490 and TPS2491 hotswap controllers.
A Sensorless Brushless DC Motor Phase Advance Actuator Based on the TMS320C50
Texas InstrumentsThis application report describes the development of a sensorless brushless DC motor phase advance actuator system based on the Texas Instruments (TI)(tm) TMS320C50 digital signal processor…
Exploring the bq20z70/90 Impedance Track(TM) Evaluation Kit
Texas InstrumentsThe bq20z70/90 evaluation module (EVM) and its corresponding evaluation software provides a rich and effective environment for examining the bq20z70/90 - a new advanced battery gas gauge. This…
Enabling Redundancy in Multi-Gigabit Links w/DS40MB200 Mux/Buffer (Rev. A)
Texas InstrumentsThe DS40MB200 is a new signal conditioning mux/buffer in TI’s high-speed product portfolio. It enables redundancy and acts as a repeater in high-speed backplanes and cables. It features…
Battery Authentication and Security Schemes (Rev. A)
Texas InstrumentsBattery Authentication and Security Schemes
Calculating Efficiency
Texas InstrumentsThis application report provides a step-by-step procedure for calculating buck converter efficiency and power dissipation at operating points not provided by the data sheet.
Low Voltage Swift DC/DC Converters Pin Compatibility
Texas InstrumentsLoad requirements often change during the project development phase affecting time to market schedules and budgets. Additionally higher efficiency may be needed to meet tight power budgets and…
Configuring Digital I/O's of the TMS320F240 DSP Controller
Texas InstrumentsThis document describes how to configure the digital I/Os of the Texas Instruments (TI?) TMS320F240. The TMS320F240 DSP controller has 28 digital I/O pins. All 28 digital I/Os are multiplexed…
AN-967 LocalTalk Physical Layer Alternatives
Texas InstrumentsApplication Note 967 LocalTalk Physical Layer Alternatives
AN-1515 A Comprehensive Study of the Howland Current Pump (Rev. A)
Texas InstrumentsIt is well known to analog experts that you can use the positive and negative inputs of an operationalamplifier to make a high-impedance current source (current pump) using a conventional…
Changing the DVEVM Memory Map
Texas InstrumentsThis document describes how to configure Codec Engine-based audio/video applications on the DM6446 (DaVinci) for use in a system that has less than the 256 MB of DDR2 memory that the evaluation…
Digital Voice Echo Canceller Implementation on the TMS320C5x
Texas InstrumentsThis voice-echo canceler implementation is based on a similar implementation using the TMS320C2x 16-bit fixed-point digital signal processor (DSP). This document shows the differences between…
OMAP-L132/L138 Power Consumption Summary
Texas InstrumentsThis application report discusses the power consumption of the Texas Instruments OMAP-L138.
