TMS320C6713 DSK TECHNICAL REFERENCE HOW TO
TMS320C6713 DSK TECHNICAL REFERENCE SERIAL
TMS320C6713 DSK TECHNICAL REFERENCE DRIVERS
TMS320C6713 DSK TECHNICAL REFERENCE DRIVER
TMS320C6713 DSK TECHNICAL REFERENCE SOFTWARE

However, features of lung sounds may be contaminated by heart sounds because lung and heart sounds overlap in terms of time domain and spectral content. Respiratory sounds present non-invasive measures of lung airway conditions. Keywords- Adaptive filter LMS Algorithm TMS320C6713 Implementation Heart sounds lung sounds NLMS algorithm matlab Code Composer Studio V3.1. In our project we have used a Texas Instruments TMS320C6713 DSK to generate and process the electrocardiogram signal in digital domain. The basis for the pattern matching algorithm without feature extraction is an ECG wave from database with ECG signals and patient diagnosis information.Design blocks that may be unavailable in Simulink, will be coded in C-code and called as subroutines using the Matlab embedded function as if they were built in functions. This feedback is repeated until the error becomes equal to an acceptable value. The error signal is the required Lung sound. This output is compared with the Heart signal and the error signal is generated. The initial filter coefficients are loaded to both FIR filter and the Least Mean Square network. LMS and NLMS adaptive equalizer techniques are therefore proposed to automate the removal of the heart sound signal (HSS) interference from the LSS measure. Novel digital signal processing techniques are therefore proposed to automate the removal of the heart sound signal (HSS) interference from the LSS measurements. Their interpretation is difficult however due to the presence of interference generated by the heart. The separation of lung sound from the heart sound are analyzed here using TMS320C6713 DSK. Lung sound signal (LSS) measurements are taken to aid in the diagnosis of various diseases.

Tejaa Shakthi Institute Of Technology for Women Coimbatore, IndiaР”Р„bstract- Heart sounds and lung sounds that hampers the potential of respiratory sound analysis in terms of diagnosis of respiratory disease. The CODEC can be set up for different inputs and different sample rates.A Review on Separation of Heart Sounds From Lung Sounds with LMS & NLMS Adaptive Line Enhancer Implementation using TMS320C6713 DSK There are a few things that can be easily modified by the user in the main program file DSK6713_audio.c.

Block diagram of the signal processing framework. The main objects are an input stream, inStream, an output stream, outStream, and a task, TSK_processing, which uses the function processing().

TMS320C6713 DSK TECHNICAL REFERENCE HOW TO

This module does not explain how to use DSP/BIOS but it will explain what objects are used in this project. The project is set up using DSP/BIOS, a real time operating systems developed by TI.

TMS320C6713 DSK TECHNICAL REFERENCE SOFTWARE

The signal processing software simply needs to get a buffer from the input stream, process the data, then put the resulting buffer in the output stream. The input data is put into an input stream (input buffer) and the output data is read from an output stream (output buffer).

TMS320C6713 DSK TECHNICAL REFERENCE DRIVERS

Texas Instruments has written some drivers for the McBSP that get data from the AIC23 and write data to the AIC23. The following figure shows a diagram of the software that will be used in this module. TMS320C613 DSK Block Diagram taken from TMS320C6713 DSK Technical Reference Simplified AIC23 CODEC Interface taken from TMS320C6713 DSK Technical Reference DSK6713 Audio Project Framework Each 32-bit word will contain a sample from the left and right channel in that order. The CODEC is a 16-bit device and will be set up to deliver 16-bit signed 2's complement samples packed into a 32-bit word.

TMS320C6713 DSK TECHNICAL REFERENCE SERIAL

The CODEC interfaces to the DSP through its McBSP serial interface. The AIC23 figure shows a simplified block diagram of the AIC23 and its interfaces. These outputs are accessible on the DSK board. The chip has a mono microphone input, stereo line input, stereo line output and stereo headphone output. On the DSK board there is a TLV320AIC23 (AIC23) 16-bit stereo audio CODEC (coder/decoder). This memory, along with the internal DSP memory, will be where code and data are stored. There are several devices connected to this interface. The DSP is in the center of the block diagram and connects to external memory through the EMIF interface. The heart of the DSK is the TMS320C6713 DSP chip which runs at 225 MHz. The following figure shows the block diagram of the TMS320C6713 DSK hardware. The files referred to in this module can be found in this ZIP file: DSK6713_audio.zip DSK Hardware

TMS320C6713 DSK TECHNICAL REFERENCE DRIVER

SPRA846: A DSP/BIOS EDMA McBSP Device Driver for TMS320C6x1x DSPs.

SPRU616: DSP/BIOS Driver Developer's Guide.

SPRA677: A DSP/BIOS AIC23 Codec Device Driver for the TMS320C6713 DSK.

This module describes the TMS320C6713 DSK development board and how to use it in a Code Composer Studio (CCS) v3.3 project that uses DSP/BIOS. This module describes the TI C6713 DSK hardware and how to set up a Code Composer Studio v3.3 DSP/BIOS project for the DSK.

Tms320c6713 dsk technical reference