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Mohammed Yousef Abd El ghany, Faculty of Eng., Comm. Dep., 3rd year. Digital Signal Processor The Heart of Modern Real-Time Control Systems
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Mohammed Yousef Abd El ghany, Faculty of Eng., Comm. Dep., 3rd year. Chapter 2 TMS320C24x Series
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Mohammed Yousef Abd El ghany, Faculty of Eng., Comm. Dep., 3rd year. Learning Objectives TMS320 Family Overview. TMS320 Family Characteristics. TMS320C24x Series of DSP Controllers. What The ’24x Series Enable? TMS320F243 DSK. Some Key Features of the F243 DSK. How To Use The F243 DSK?
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Mohammed Yousef Abd El ghany, Faculty of Eng., Comm. Dep., 3rd year. TMS320 Family Overview The TMS320 family consists of fixed- and floating-point multiprocessor digital signal processors (DSPs), and fixed-point DSP controllers. TMS320 DSPs have an architecture designed specifically for real-time signal processing. The ’24x series of DSP controllers combines this real- time processing capability with controller peripherals to create an ideal solution for control system applications. Today, the TMS320 family consists of these generations: ’C1x, ’C2x, ’C20x, ’C24x, ’C5x,’C54x, and ’C6x fixed- point DSPs; ’C3x and ’C4x floating-point DSPs; and ’C8x multiprocessor DSPs. The following characteristics make the TMS320 family the right choice for a wide range of processing applications:
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Mohammed Yousef Abd El ghany, Faculty of Eng., Comm. Dep., 3rd year. TMS320 Family Characteristics Very flexible instruction set. Inherent operational flexibility. High-speed performance. Innovative parallel architecture. Cost effectiveness.
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Mohammed Yousef Abd El ghany, Faculty of Eng., Comm. Dep., 3rd year. TMS320C24x Series of DSP Controllers The ’F243/F241/C242 devices are considered part of the ’24x generation of fixed-point DSPs, and members of the ’C2000 platform. Devices within a generation of a TMS320 platform have the same CPU structure but different on-chip memory and peripheral configurations. At 20 Million Instructions Per Second (MIPS), the ’24x DSP controllers offer significant performance over traditional 16-bit microcontrollers and microproces- sors. Designers have recognized the opportunity to redesign existing digital motor control (DMC) systems to use advanced algorithms that yield better performance and reduce system component count.
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Mohammed Yousef Abd El ghany, Faculty of Eng., Comm. Dep., 3rd year. What The ’ 24x Series Enable? ’24x DSPs Enable : Design of robust controllers for a new generation of inexpensive motors, such as AC induction, DC permanent magnet, and switched- reluctance motors. Full variable-speed control of brushless motor types that have lower manufacturing cost and higher reliability. Energy savings through variable-speed control, saving up to 25% of the energy used by fixed-speed controllers. Elimination or reduction of memory lookup tables through real-time polynomial calculation, thereby reducing system cost. Use of advanced algorithms that can reduce the number of sensors required in a system. Control of power switching inverters, along with control algorithm processing. Single-processor control of multimotor systems.
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Mohammed Yousef Abd El ghany, Faculty of Eng., Comm. Dep., 3rd year. TMS320F243 DSK We will use the F243 Development Starter Kit (DSK) as a training tool. Block Diagram of F243 DSK
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Mohammed Yousef Abd El ghany, Faculty of Eng., Comm. Dep., 3rd year. F243 DSK Board
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Mohammed Yousef Abd El ghany, Faculty of Eng., Comm. Dep., 3rd year. Some Key Features of the F243 DSK TMS320F243 Digital Signal Processor. RS-232 Communications interface to host PC for debug and communications. 32K words on board program/data RAM. 8K words on chip Flash memory. On board 10 MHz crystal. 3 Expansion Connectors (analog, I/O, expansion).
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Mohammed Yousef Abd El ghany, Faculty of Eng., Comm. Dep., 3rd year. How To Use The F243 DSK? Connect the device to the communication cable and the communication cable to the host PC. Install the communication software (GO DSP EXPLORER) in the host PC. Write your application program, debug, assemble, compile, and link it. Connect your peripherals hardware to the DSP and finally send the program to the device to run.
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Mohammed Yousef Abd El ghany, Faculty of Eng., Comm. Dep., 3rd year. End of Chapter 2
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