PDF, 495 Kb, 档案已发布: Jun 29, 2007
This application report provides details on how to configure a TMS320F280x device so that it can be used as an I2C slave processor and the protocol used to support that configuration.
PDF, 125 Kb, 修订版: A, 档案已发布: Apr 10, 2008
This reference design takes into account the voltage, current, and start-up requirements of the TMS320F280x Digital Signal Processor (DSP) families. The operating input voltage ranges from 3.4 V to 6 V. This design is a high-efficiency solution that provides two voltage rails (1.8-V core supply and 3.3-V I/O supply) and an active-low reset signal to the DSP. This design can be easily adapted to fi
PDF, 1.7 Mb, 档案已发布: May 2, 2008
This application report describes the implementation of a micro-stepping algorithm for a two-phase stepper motor using the TMS320F2808 digital signal controller (DSC). The "C" code can easily be utilized with other members of the C2000в„ў DSC platform of devices.
PDF, 365 Kb, 档案已发布: Mar 15, 2007
The DMC library contains a collection of component modules and system implementations, which are intended for evaluation, accelerated design, and development of motor control firmware.The software is intended to meet these goals, and no optimization is performed.As system designers implement systems, they must optimize their systems for performance in terms of memory consumption and CPU cyc
PDF, 311 Kb, 修订版: C, 档案已发布: Jun 10, 2015
TMS320F28xx and F28xxx digital signal controllers (DSCs) include multiple complex peripherals running at fairly high-clock frequencies. They are commonly connected to low level analog signals using an onboard analog-to-digital converter (ADC). This application report is organized as a guide for system level hardware design, parts selection, and schematics design to board layout and helps in avoidi
PDF, 124 Kb, 修订版: A, 档案已发布: Oct 5, 2006
This application report describes differences between the Texas Instruments TMS320x281x and TMS320x280x/2801x/2804x DSPs to assist in application migration from the 281x to the 280x. While the main focus of this document is migration from 281x to 280x/2801x/2804x, users considering migrating in the reverse direction (280x to 281x) will also find this document useful. Functions that are identical
PDF, 123 Kb, 档案已发布: Dec 20, 2006
This document provides a guide for the use of the ePWM module to provide 0% to 100% duty cycle control and is applicable to the TMS320x280x family of processors.
PDF, 240 Kb, 修订版: A, 档案已发布: Oct 25, 2007
This guide is organized by development flow and functional areas to make your design effort as seamless as possible. Tips on getting started with TMS320C28xв„ў DSP software and hardware development are provided to aid in your initial design and debug efforts. Each section includes pointers to valuable information including technical documentation, software, and tools for use in each phase of d
PDF, 93 Kb, 档案已发布: Oct 25, 2007
Applications that require PWM outputs to respond to multiple trip-zones (TZ) are challenged to determine the specific source of the TZ event.This application report describes how to configure an ePWM module to identify the specific source of a TZ event when multiple TZ events are enabled to act on a single PWM channel.
PDF, 1.3 Mb, 档案已发布: Jul 26, 2007
This application report and associated code implements the interfacing of Secure Digital (SD) or Multi-Media Card (MMC) types of Flash memory cards with the TMS320F28xxx digital signal controllers (DSCs). These cards can use serial peripheral interface (SPI) or parallel (SD) interface to connect to the host. This application report demonstrates the SPI mode and includes the schematics showing th
PDF, 62 Kb, 档案已发布: Sep 18, 2007
The Boot to One-Time-Programmable (OTP) memory mode in the TMS320x280x devices provides the necessary hooks to support custom bootloaders. This is very useful in a situation where a bootloader option, required by a specific customer application, is not already supported as one of the built-in options in the Boot read-only memory (ROM). This application report includes information and examples on h
PDF, 655 Kb, 修订版: A, 档案已发布: May 14, 2008
This application report provides guidelines that take you through everything from configuring the ADC and related registers correctly, responding to interrupts, and board design recommendations; this may be particularly useful for first-time users of the TMS320C2000в„ў digital signal processor (DSP) platform devices and for firmware engineers with less exposure to the analog world. Various s
PDF, 307 Kb, 修订版: A, 档案已发布: Aug 18, 2017
This application report and associated code files provide functionality for copying initialized compiler sections from the internal Flash memory to the internal random access memory (RAM) of the TMS320F28xxx digital signal controllers (DSCs) at run time for optimizing execution speed. The solution provided implements this functionality directly after booting before entering the c_int00 C entry rou
PDF, 423 Kb, 档案已发布: Aug 19, 2008
Flash programming is a process that occurs during all stages of a TMS320F28xxx digital signal controller (DSC) development cycle: firmware debug, prototyping, production, and field reprogramming. Several solutions are available to accommodate programming for all of these development stages. This application report presents solutions that are available and at what stage in the development cycle the
PDF, 530 Kb, 修订版: D, 档案已发布: Feb 27, 2013
This application report explores a hardware abstraction layer implementation to make C/C++ coding easier on C28x devices. This method is compared to traditional #define macros and topics of code efficiency and special case registers are also addressed.
PDF, 37 Kb, 档案已发布: Mar 22, 2016
Controller Area Network (CAN) nodes use user-specified timing parameters to sample the asynchronous bitstream and recover the clock. These parameters are typically based on the frequency of the available reference oscillator. There may be several options available for a given frequency, and some of them will allow a looser oscillator tolerance than others. This application report details the creat
PDF, 2.0 Mb, 档案已发布: Nov 16, 2009
The C28xxx generation of microcontrollers can connect to external nonvolatile memory through a variety of interfaces including parallel, serial peripheral interface (SPI), and inter-integrated circuit (I2C). This application report discusses how to write drivers for your external nonvolatile memory to allow for in-place programming using SDFlash, an application provided by Spectrum Digital, Inc. A
PDF, 129 Kb, 档案已发布: Jan 17, 2012
The TPS75005 is a complete power management solution for C2000 controllers from Texas Instruments. This document illustrates how to attach the TPS75005 to a C2000 controller.
