Datasheet Texas Instruments MSP430F5257IRGCT — Datenblatt

Hersteller	Texas Instruments
Serie	MSP430F5257
Artikelnummer	MSP430F5257IRGCT

Datenblätter

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Öko-Plan

Design Kits und Evaluierungsmodule

• Evaluation Modules & Boards: MSP-TS430RGC64C
  MSP-TS430RGC64C - 64-pin Target Development Board for MSP430F5x MCUs
  Lifecycle Status: Active (Recommended for new designs)
  
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• Development Kits: MSP-FET430U64C
  64-pin Target Development Board and MSP-FET Programmer Bundle for MSP430F5x MCUs
  Lifecycle Status: Active (Recommended for new designs)
  
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• JTAG Emulators/ Analyzers: ENERGYTRACE
  MSP EnergyTrace Technology
  Lifecycle Status: Active (Recommended for new designs)
  
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Anwendungshinweise

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  Implementing SMBus Using MSP430 Hardware I2C (Rev. A)
  PDF, 80 Kb, Revision: A, Datei veröffentlicht: Oct 15, 2009
  This application report describes the implementation of the system management bus (SMBus) using the MSP430 hardware I2C peripheral. SMBus is used as a communication link for smart batteries, power-related devices, and a wide variety of other system devices. This report includes the support for master and slave protocols in a SMBus communication system.
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  Low-Power Pedometer Using an MSP430 MCU
  PDF, 182 Kb, Datei veröffentlicht: May 28, 2013
  This application report describes a low-power pedometer example application that uses an MSP430F5229 microcontroller and the TI Pedometer firmware algorithm. This application was developed and targeted for the health and fitness markets.Fitness monitors typically measure both a person's amount and rate of exercise (traveled distanced and pace) as well as effort expended (calories burned in the p
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  Multi-Cell Li-Ion Battery Management System Using MSP430F5529 and bq76PL536
  PDF, 118 Kb, Datei veröffentlicht: Dec 16, 2010
  This application report explains the implementation of a multi-cell lithium-ion battery management system using an MSP430(tm) microcontroller and the bq76PL536. The battery manager is implemented using the standard evaluation boards for the MSP430 MCU and the bq76PL536.The bq76PL536 can be stacked vertically to monitor up to 192 cells without additional isolation components between ICs. A high-s
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  Enabling Low-Power Windows 8 HID Over I2C Applications Using MSP430 MCUs
  PDF, 1.4 Mb, Datei veröffentlicht: Nov 30, 2012
  The Human Interface Device (HID) protocol was originally targeted at human interface devices such as keyboards, touchpads, mice, and joysticks. It was originally developed to run over USB and Bluetooth(R). For Windows 8(R), Microsoft created a new HID miniport driver that allows devices to communicate to SoC over an Inter-Integrated Circuit (I2C) bus. Power consumption and design simplicity are ke
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  PMBus Implementation Using the MSP430 USCI (Rev. A)
  PDF, 187 Kb, Revision: A, Datei veröffentlicht: Feb 5, 2008
  This document provides an example application for the Power Management Bus (PMBus) protocol implementation using the MSP430 as a master PMBus device. The PMBus protocol is an open-standard power-management protocol used for communicating with power conversion devices. It is implemented using the popular I2C communication protocol at a hardware level and is controlled by a software interface of PMB
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  Heart-Rate Monitor with Micrium uC/OS-II Kernel on the MSP430F5438A Experimenter
  PDF, 217 Kb, Datei veröffentlicht: Jul 5, 2012
  This application brief takes the low-cost heart-rate monitor solution (based on the LaunchPad with MSP430G2452) one step further by adding multiple tasks and a robust software framework on the MSPEXP430F5438 Experimenter Board. The uC/OS-II Real Time Kernel from Micrium handles the execution of multiple tasks in order of their priorities: heart-rate monitoring, heart-beat audio output, beats-per-m
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  Designing with MSP430F522x and MSP430F521x Devices
  PDF, 72 Kb, Datei veröffentlicht: Nov 30, 2012
  The MSP430F522x and MSP430F521x devices support a split supply I/O system that is essential in systems in which the MCU is required to interface with external devices (such as sensors or other processors) that operate at different voltage level compared to the MCU device supply. Additionally, the split supply input voltage range of the F522x and F521x devices starts as low as 1.62 V (see the devic
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  Nine-Axis Sensor Fusion Using Direction Cosine Matrix Algorithm on MSP430F5xx (Rev. A)
  PDF, 943 Kb, Revision: A, Datei veröffentlicht: Feb 13, 2012
  This application report explains the implementation of an Attitude and Heading Reference System (AHRS), using the ultra-low-power MSP430F5xx microcontroller, a magnetometer, a gyroscope, and an accelerometer on all three axes. The calibration of the sensors is key to the accuracy of the algorithm, therefore, the sensors’ output must be calibrated before being input to the Direction Cosine Matrix (
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  Capacitive Touch Sensing and SYS/BIOS
  PDF, 324 Kb, Datei veröffentlicht: Sep 12, 2012
  SYS/BIOS is designed for use in embedded applications that need real-time scheduling, synchronization, and instrumentation. It provides preemptive multitasking, hardware abstraction, and memory management.This application report uses an adaptation of the capacitive touch library to interface with SYS/BIOS. Thisinterface abstracts the capacitive touch interface, promoting use of the graphical c
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  MSP430 Based Lithium-Ion Polymer Battery Charging and Gauging Solution Using USB (Rev. A)
  PDF, 1.3 Mb, Revision: A, Datei veröffentlicht: Jun 27, 2012
  The use of USB power to charge Lithium-Ion Polymer (LiPo) batteries in electronic systems and devices has become quite popular. To assist in the development of such circuitry in embedded system applications, this application report provides the details on the hardware and software requirements needed to not only implement a battery charging solution using the bq24230 battery charger and the MSP
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  MSP430 Microcontroller SW for Handheld Fuel Gauges and Battery Authentication (Rev. A)
  PDF, 350 Kb, Revision: A, Datei veröffentlicht: May 26, 2010
  MSP430, bq26100, bq26100EVM, bq26150, bq26150EVM, bq26500, bq27000, bq27000EVM, bq27200, b MSP430 Microcontroller Software for Handheld Fuel Gauge & Battery Authentication
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  MSP430x5xx Quick Start Guide
  PDF, 118 Kb, Datei veröffentlicht: Jun 5, 2008
  This quick start guide is intended to assist existing users of the MSP430 line of products in converting existing code to the new MSP430x5xx modules. While the modules operate in accordance with previous families, the MSP430x5xx modules include a number of enhancements which allow for more effective coding, expansions on current functionality and greater flexibility in the module and system operat
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  MSP430x5xx Overview Comparison to MSP430x2xx and MSP430x4xx
  PDF, 81 Kb, Datei veröffentlicht: Jun 5, 2008
  The MSP430x5xx series of devices is the latest addition to the MSP430 family of microcontrollers. Although there are many common features between the MSP430x5xx and MSP430x2xx/MSP430x4xx offerings, there are also several differences. This document gives a brief overview of differences between the device families. Detailed information regarding specific differences can be found in the respective mo
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  Migrating from the MSP430F5xx,F6xx Family to the MSP430FR58xx/FR59xx/68xx Family (Rev. D)
  PDF, 151 Kb, Revision: D, Datei veröffentlicht: Nov 3, 2016
  This application report helps enable easy migration from MSP430F5xx and MSP430F6xx flash-based MCUs to the MSP430FR58xx/FR59xx/68xx/69xx FRAM-based MCUs. For the migration guide to MSP430FR57xx, see Migrating From the MSP430F2xx Family to the MSP430FR57xx Family. It covers programming, system, and peripheral considerations when migrating firmware. The intent is to highlight differences between the
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  MSP430 SMBus
  PDF, 128 Kb, Datei veröffentlicht: Sep 29, 1999
  This application report describes a software implementation of the system management bus (SMBus) for the MSP430 microcontroller. It includes all master protocols, an interrupt-driven slave, and master usage examples. SMBus is derived from the I2C and is commonly used in smart batteries and other system devices.
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  Digital Fan Control With Tachometer Using MSP430
  PDF, 82 Kb, Datei veröffentlicht: Nov 10, 2005
  Digital Fan Control with Tachometer using MSP430 Application Report
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  Li-Ion Battery Charger solution using the MSP430
  PDF, 64 Kb, Datei veröffentlicht: Dec 31, 2005
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  Implementing An Ultralow-Power Keypad Interface with MSP430
  PDF, 134 Kb, Datei veröffentlicht: Feb 20, 2002
  Often in applications with keypads, the condition can occur where a key can be held or stuck down, causing excess current consmption and reducing the battery life of a battery-operated product. This application report shows a solution. The keypad interface in this report, based on the MSP430, draws .1uA while waiting for a key press, is completely interrupt driven requring no polling, and consum
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  Interfacing the 3-V MSP430 to 5-V Circuits
  PDF, 421 Kb, Datei veröffentlicht: Oct 1, 2002
  The interfacing of the 3-V MSP430x1xx and MSP430x4xx microcontroller families to circuits with a supply of 5 V or higher is shown. Input, output and I/O interfaces are given and explained. Worse-case design equations are provided, where necessary. Some simple power supplies generating both voltages are shown, too.
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  1.8V – 5.5V Input, High-Efficiency DCDC Converter Reference Design for MSP430 (Rev. B)
  PDF, 961 Kb, Revision: B, Datei veröffentlicht: Jun 14, 2010
  This reference design is presented to help application designers and others who are trying to use the MSP430 in a system with an input voltage in the range of 1.8 V to 5.5 V, and who must increase the application run time by making use of the complete battery voltage range while still maintaining high efficiency over the entire battery life.
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  Boost DC/DC with Ultra-Low Shutdown Current (Rev. A)
  PDF, 121 Kb, Revision: A, Datei veröffentlicht: Jun 14, 2010
  This reference design is presented to help application designers and others who are trying to use the MSP430 in a system that requires a very low input voltage range while also maintaining high efficiency. Battery life is extended as well as a result of the low quiescent current (5 mA) and ultra-low shutdown current (5 nA) of the TPS61097-33. This particular design allows for an input voltage betw
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  Efficient MSP430 Code Synthesis for an FIR Filter
  PDF, 95 Kb, Datei veröffentlicht: Mar 29, 2007
  Digital filtering can be easily accomplished on the MSP430 using efficient multiplication. The tool accompanying this document automatically converts FIR filter coefficients to MSP430 assembly code that can be used in any application. Horner’s method and CSD format is used to accomplish the efficient multiply operations. The performance of the filter on the MSP430 is shown by evaluating the gain a
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  AES128 – A C Implementation for Encryption and Decryption (Rev. A)
  PDF, 460 Kb, Revision: A, Datei veröffentlicht: Mar 17, 2009
  This application report describes the AES algorithm and the use of a suggested C implementation for AES encryption and decryption with MSP430.Note: This document may be subject to the export control policies of the local government.
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  MSP430 32-kHz Crystal Oscillators (Rev. D)
  PDF, 426 Kb, Revision: D, Datei veröffentlicht: Jul 18, 2017
  Selection of the right crystal, correct load circuit, and proper board layout are important for a stable crystal oscillator. This application report summarizes crystal oscillator function and explains the parameters to select the correct crystal for ultra-low-power operation of an MSP430в„ў MCU. In addition, hints and examples for correct board layout are given. The document also contains detailed i
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  General Oversampling of MSP ADCs for Higher Resolution (Rev. A)
  PDF, 551 Kb, Revision: A, Datei veröffentlicht: Apr 1, 2016
  Multiple MSP ultra-low-power microcontrollers offer analog-to-digital converters (ADCs) to convert physical quantities into digital numbers, a function that is widely used across numerous applications. There are times, however, when a customer design demands a higher resolution than the ADC of the selected MSP can offer. This application report, which is based on the previously-published Oversampl
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  ESD Diode Current Specification
  PDF, 520 Kb, Datei veröffentlicht: Dec 7, 2015
  This document explains the maximum ESD diode current specified for GPIO on MSP microcontrollers. Sometimes signals on specific pins exceed the supply of the MSP MCU. In such a case, the device can handle this overvoltage condition through the ESD diodes, but the ESD diode specification must be considered during application design. The items to be considered are described in this document.
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  MSP Code Protection Features
  PDF, 752 Kb, Datei veröffentlicht: Dec 7, 2015
  MSP microcontrollers (MCUs) offer a number of features to help control code accessibility in the device, to add different layers of code access management and protection strategies. These include features that can lock or password protect the JTAG/SBW access, IP Encapsulation (IPE) to isolate sensitive code with different permissions than the rest of the program, and bootloader (BSL) access featur
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  Design Considerations When Using the MSP430 Graphics Library
  PDF, 475 Kb, Datei veröffentlicht: Oct 5, 2012
  LCDs are a growing commodity in todays market with products as diverse as children's toys to medical devices. Modern LCDs, along with the graphics displayed on them, are growing in complexity. A graphics library can simplify and accelerate development while creating the desired user experience. TI provides the MSP430 Graphics Library for use in developing products with the MSP430в„ў MCU. This

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• Semiconductors > Microcontrollers (MCU) > MSP430 ultra-low-power MCUs > MSP430F5x/6x