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DSP/BIOS II Technical Overview
Texas Instruments
DSP/BIOS II Technical Overview
Texas Instruments
DSP/BIOS II is a kernel that provides run-time services which developers use to build DSP applications and manage application resources. DSP/BIOS II effectively extends the DSP instruction set with real-time run-time kernel services that form the underlying architecture or infra-structure of real-time DSP applications.The DSP/BIOS II kernel tightly integrates with the Code Composer Studio (
Adjusting Amplifier Gain to Achieve Settings Between Preset Gain Steps
Texas Instruments
Adjusting Amplifier Gain to Achieve Settings Between Preset Gain Steps
Texas Instruments
This application report describes two methods to obtain a gain setting for a fixed-gain audio power amplifier. Included is a detailed operation analysis.
Set Up and Use TSC Timings
Texas Instruments
Set Up and Use TSC Timings
Texas Instruments
This application report helps users to understand set up and use the programming timings in the register-based touch screen controller (TSC) devices. It displays the timings functions and discusses the effect on the system interface traffic and on the system power consumption.
U-122 A New Family of Integrated Circuits Controls Resonant Mode Power
Texas Instruments
U-122 A New Family of Integrated Circuits Controls Resonant Mode Power
Texas Instruments
This application note introduces the UC3861-8 family of ICs which are optimized for the control of zero-current-switched and zero-voltage-switched quasi-resonant converters. Differences among members of this device family result from the various combinations of UVLO thresholds and output options. The one-shot pulse steering logic is configured to program either on time for ZCS systems (UC1865-186
Implementation of Speed Field Oriented Control of 3-Phase PMSM Motor Using 'F240
Texas Instruments
Implementation of Speed Field Oriented Control of 3-Phase PMSM Motor Using 'F240
Texas Instruments
This application report presents a solution to control a 3-phase Permanent Magnet Synchronous motor using the Texas Instruments (TItm) TMS320F240 digital signal processor (DSP). This processor is part
Interfacing with the DAC8541 Digital-to-Analog Converter
Texas Instruments
Interfacing with the DAC8541 Digital-to-Analog Converter
Texas Instruments
This application report shows how to interface and operate the DAC8541 with a commercially available microprocessor or Texas Instruments DSP. Although this report uses a DSP as an example for the host interface the concept is generic in nature and therefore should fit any host processor selected to interface with this DAC. This report bridges the gap between digital signal system processing and a
Hotswap Design Using TPS2490/91 and MOSFET Transient Thermal Response
Texas Instruments
Hotswap Design Using TPS2490/91 and MOSFET Transient Thermal Response
Texas Instruments
Hotswap circuits rely on the thermal capacitance of the series-limiting MOSFET to dissipate the large transient energy under current- or power-limit operation. The peakjunction temperature must be controlled in order to achieve a robust design. The constant-power MOSFET protection of the TPS2490 provides a simple method to useinformation provided by MOSFET manufacturers to determine peak junct
Searching for the Best Quadriphase Codes Using the TMS320C50 DSK
Texas Instruments
Searching for the Best Quadriphase Codes Using the TMS320C50 DSK
Texas Instruments
This application report presents a study concerning the search for the best quadriphase complex sequences to use in digital pulse compression (DPC) radar sub-systems.Presently only an exhaustive search is able to insure the discovery of best codes. This type of research requires a system with high computational power to scan a very important number of sequences.The Texas Instruments (TITM
A DSP-Based Three-Dimensional Graphics System ( Contains Scanned Text)
Texas Instruments
A DSP-Based Three-Dimensional Graphics System ( Contains Scanned Text)
Texas Instruments
One way to improve the performance of a graphics system is to place an advanced digital signal processor between the host processor and the video controller. This book the author's bachelor's thesis at MIT discusses the suitability of the TMS320C30 Digital Signal Processor to that task.The book begins with a listing of the factors that make the TMS320C30 the digital signal processor of choi
Using IBIS Models for Timing Analysis (Rev. A)
Texas Instruments
Using IBIS Models for Timing Analysis (Rev. A)
Texas Instruments
Today?s high-speed interfaces require strict timings and accurate system design. To achieve the necessary timings for a given system input/output buffer information specification (IBIS) models must be used. These models accurately represent the device drivers under various process conditions. Board characteristics such as impedance loading length number of nodes etc. affect how the device d
Using ADS8410/13 in Daisy Chain Mode
Texas Instruments
Using ADS8410/13 in Daisy Chain Mode
Texas Instruments
Many applications require multiple analog-to-digital converters (ADC) in a system. Daisy chaining multiple ADCs enables the use of a single data receiver or a small FPGA. It offers easy and minimal digital routing. This application report describes how multiple ADCs (ADS8410/13) work in a daisy-chain mode. The device offers a high-speed (200 Mbps) LVDS serial interface. This application report als
Multicell Li-Ion and Li-Pol Battery Gas-Gauge Application Using the bqJunior
Texas Instruments
Multicell Li-Ion and Li-Pol Battery Gas-Gauge Application Using the bqJunior
Texas Instruments
The bqJunior™ series of gas gauges are designed to operate from a single-cell lithium-ion or lithium-polymer battery. Many applications that could benefit from using these gas gauges use two or more lithium cells in series where the battery voltage exceeds the operating voltage for the bqJunior™ gas gauges. This application report describes a low-component count solution for using th
Interfacing TMS320C5000 DSP to MSP430 Mixed Signal Microcontroller (Rev. A)
Texas Instruments
Interfacing TMS320C5000 DSP to MSP430 Mixed Signal Microcontroller (Rev. A)
Texas Instruments
The TMS320C5000™ family of digital signal processors (DSPs) features Host Port Interface Controllers (HPI) and Direct Memory Access Controllers (DMAC) for efficient data movement without any CPU
Interfacing the TLC4541 to TMS320C6711 DSP
Texas Instruments
Interfacing the TLC4541 to TMS320C6711 DSP
Texas Instruments
This application note presents a method for interfacing the TLC4541 16-bit SAR analog-to-digital converter to the TMS320C6711™ DSP McBSP1. The software developed reads 1024 samples continuously from the TLC4541. In an effort to reduce development time the source code is made available on TI's website.