DK-LM4F-DRV8312

® Stellaris DK-LM4F-DRV8312 TMS320TCI6484 ® MAC and PHY layer processing DSP for ARM Cortex™-M4F Motor controlCARD Kit for in wireless base stations and 3-Phase Brushless DC (BLDC) Motors other high-perfomance applications Product Bulletin Key Features Texas Instruments introduces the first floating-point ARM Cortex-M4F sensorless field-oriented • Programmable canmotors. support can accelerate their development processes, controlsystem (FOC)performance motor-control kit that also lets developers instantly spin their BLDC andplatform PMSM Higher at lower costs delivering new features and systems to market faster. The TCI6484 offers a high-performance, low Texas Instruments Medium Voltage Digital Features With the support of two TCP2 accelerators, ® power per channel, signal processor Motor Control Kit fordigital Stellaris Microcontrollers The DK-LM4F-DRV8312 kit the TCI6484 can supportmotor symbolcontrol processing (DSP) capable of supporting both MAC and (DK‑LM4F‑DRV8312) is a development contains a high-performance Stellaris LM4F rates as high as 34 Mbps. Higher throughput PHY layerfor processing for 2G, 3G and 4G wire-DC platform spinning three-phase brushless gives base station manufacturers microcontroller-based controlCARDthe module less base stations. By eliminating the need for (BLDC) and permanent magnet synchronous opportunity to either lower system costs by compatible with other TI motor-control a RISC processor dedicated to MAC-layer promotors (PMSMs). deploying fewer DSPs for the same system platforms. cessing and by improving its data throughput The low-cost Stellaris LM4F211 performance or increasing system density capabilities, the TCI6484 is an ideal platform with a greater number of carriers or channels microcontroller on the MDL‑LM4F211CNCD for a higher density, lower cost system. With Stellaris Motor controlCARD kit perTI’s card. controlCARD comesofpre-programmed the use of justmodule one instead two distinct provides an easy-to-use, low-cost, allwith the necessary firmware in Flash processors, latencies stemming from Multiple inclusive standards, solution for three-phase motormemory to run TI’s InstaSPIN™‑BLDC motor inter-processor communication are eliminated multiple applications control application developers. control The system and the solution system’sout-of-the-box. software architecture is The TCI6484 leverages TI’s leading 65-nm simplified, thereby the efficiency automatically spinsincreasing a user’s three-phase process technology to integrate greater funcof the system and reducing development brushless DC motor (assuming operation with costs. As a result, manufacturers tionality, including additional high-performance the included 24-V,base 2.5-Astation supply). The kit also In addition to instantly spinning your motor, includes a project to spin the included PMSM the kit also demonstrates the InstaSPIN-BLDC using a sensorless sliding of mode observer FOC A detailed block diagram the TCI6484 motor control solution’s operational advantages technique. with simplified tuning, immediate acceleration The operation of both solutions can be adaptation, reliable low-speed operation, and PLL Timers controlled and viewed across a USB interface TMS320C64x+™ more. DSPGUI. Follow the steps in Boot ROM using an included The DK-LM4F-DRV8312 kit is hardwareRSA the DK-LM4F-DRV8312 kit’s README First compatible with the following TI DRV TCP2 L1toDquickly Memory document get up and running. baseboards: L1 P Memory • VCP2 DRV8312 EVM RevD+ TCP2 • DRV8301 or 8302-HC EVM RevC+ L2 Memory Target applications TargetFabric motor control applications for the EDMA 3.0 with Switch DK-LM4F-DRV8312 kit include: GPIO I2C McBSP SGMII • Pumps UTOPIA HPI SRIO • Blowers • Fans Medium Voltage Digital Motor Control Kit for Stellaris LM4F MCUs (DK-LM4F-DRV8312) • Compressors • Vacuums DDR-2 EMIF-64 multiple standards: GSM-EDGE, EDGE Evolution, TD-SCDMA, • Traction and transport WCDMA, HSPA, HSPA+, LTE • Toolsand WiMAX • Scalable across multiple form factors: • Robotics macro, micro and pico base stations • Support for MAC and PHY layers on Kit contents a single platform eliminates the need The DK-LM4F-DRV8312 kit is a bundle of the for a RISC coprocessor following components: • Enhanced memory and cache • Texasperformance Instruments’forDRV312 efficient Three-Phase MAC-layer processing: Brushless DC Motor Driver • Increased L2 cache size to 1 MB; InstaSPIN-BLDC and Sensorless (Sliding total L2 memory of 2 MB Mode Observer, or SMO) • Increased 32-bit DDR FOC memory 667 MHz 50-V,speed 3.5-Atoinverter drive board Industry-leading, process •Supports sub-50-V65-nm and 6.5-A peak technology allows for greater brushless motors integration • Stellaris LM4F211 controlCARD module • Increased symbol rate processing (MDL-LM4F211CNCD) with up to 34 Mbps of performance with two turbo accelerators (TCP2) Stellaris LM4F211 32-bit ARM Cortex•M4F Fullmicrocontroller selection of peripherals: Serial Rapid IO, sGMII for 80-MHz floating-point processor 10/100/1000 Ethernet, HPI, I2C, core twoKBytes McBSPFlash ports and UTOPIA 256 32 KBytes SRAM • 24-V NEMA17 BLDC/PMSM motor Spins 24-V BLDC motors up to 3.5-A continuous) • 24-V, 2.5-A power supply with worldwide cables • USB Micro-B to USB-A plug cable • DVD with tools and documentation Code Composer Studio™ Integrated Development Environment V5 InstaSPIN-BLDC and sensorless (SMO) FOC software projects Why Field-Oriented Control (FOC)? Isolated SPI • Sinewave PWM for quieter operation • Reduced torque ripple • Faster dynamic response JP1 + 12-V power source selection External JTAG • Ideal torque control Isolated CAN Current sense amplifiers The sensorless sliding mode observer FOC technique allows for full torque control, quieter operation, and better dynamic performance. Using the Stellaris Motor controlCARD kit lets developers spin their motor in seconds, instead of days. By using the controlCARD concept, you can choose the right drive platform for your voltage and current, and then choose the right microcontroller for your control. Additional benefits include: Phase B&C reset Control card socket SMO FOC benefits Hall Encoder interface interface • Better speed compensation • All software is written using the latest object-oriented C programming techniques for intuitive use and efficient, robust performance. • Includes object-oriented functions and drivers that make coding extremely easy and enables easy portability among TI’s microcontroller families and motor driver electronics. • All motor-control software and documentation is free. Sensorless (sliding mode observer) FOC • The sensorless sliding mode observer FOC technique allows for full torque control, quieter operation, and better dynamic performance than BLDC trapezoidal control techniques. InstaSPIN™-BLDC • The Stellaris® LM4F211 microcontroller on the Stellaris MDL-LM4F211CNCD module DRV8312 Motor connections PWM DAC test points Current sense amplifiers DRV8312 mode jumper Software • Object-oriented software APIs are intuitive, re-usable, and portable across solutions. DC bus to 12-V regulator DC bus connections Phase A reset Medium Voltage Digital Motor Control Kit for Stellaris LM4F MCUs block diagram has the required firmware pre-programmed in Flash to run the InstaSPIN-BLDC software out-of-the-box. • Developers can dramatically reduce timeto-market when using InstaSPIN-BLDC because it spins your motor instantly and gives you an easy, graphical way to tune the commutation, current, and speed loops. Get started in seconds/minutes instead of hours/ days. • ARM® Cortex™-M4F-based LM4F211 microcontroller provides all the necessary Ordering information Product number Description DK-LM4F-DRV8312 Stellaris Medium Voltage Digital Motor Control Kit for Stellaris LM4F Microcontrollers MDL-LM4F211CNCD Stellaris LM4F211 controlCARD Module in single-unit packaging computational requirements to run TI’s InstaSPIN-BLDC or FOC solution with plenty of headroom to add a variety of application and communication functions. Additional information The controlCARD motor control kit includes TI’s motor software and sensorless InstaSPIN-BLDC and SMO FOC solutions that allow designers to spin motors instantly. Get started in seconds/ minutes instead of hours/days. For more information, see the following TI web sites: www.ti.com/stellaris www.ti.com/tool/dk-lm4f-drv3812 www.ti.com/tool/mdl-lm4f211cncd www.ti.com/motor InstaSPIN BLDC Important Notice: The products and services of Texas Instruments Incorporated and its subsidiaries described herein are sold subject to TI’s standard terms and conditions of sale. Customers are advised to obtain the most current and complete information about TI products and services before placing orders. TI assumes no liability for applications assistance, customer’s applications or product designs, software performance, or infringement of patents. The publication of information regarding any other company’s products or services does not constitute TI’s approval, warranty or endorsement thereof. The platform bar, Code Composer Studio and InstaSPIN are trademarks and Stellaris is a registered trademark of Texas Instruments. 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