ST 基于STM32F103RE和MEMS的iNEMO评估方案.docx

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1、ST 基于STM32F103RE和MEMS的iNEMO评估方案ST 公司的STEVAL-MKI062V1 (iNEMO)是基于STM32F103RE和MEMS的iNEMO平台,用来对大多数的惯性,温度和压力传感器的性能进行评估,能对加速度计,磁力计和陀螺仪以及压力和温度传感器的数据进行测量. STM32F103RE是高性能ARM Cortex-M3 32位RISC核处理器,工作频率72MHz,高速嵌入存储器(闪存多达512KB,SRAM多达64KB),有多种增强I/O和外设,连接到两个APB总线.本文介绍STM32F103RE主要特性和方框图,以及STEVAL-MKI062V1 (iNEMO)

2、传感器平台主要特性,电路图和材料清单.iNEMO: iNErtial MOdule demonstration board based on MEMS sensors and the STM32F103REThe STM32F103xC, STM32F103xD and STM32F103xE performance line family incorporates the high-performance ARM Cortex-M3 32-bit RISC core operating at a 72 MHz frequency, high-speed embedded memories (

3、Flash memory up to 512 Kbytes and SRAM up to 64 Kbytes), and an extensive range of enhanced I/Os and peripherals connected to two APB buses. All devices offer three 12-bit ADCs, four general-purpose 16-bit timers plus two PWM timers, as well as standard and advanced communication interfaces: up to t

4、wo I2Cs, three SPIs, two I2Ss, one SDIO, five USARTs, an USB and a CAN.The STM32F103xx high-density performance line family operates in the 40 to +105 temperature range, from a 2.0 to 3.6 V power supply. A comprehensive set of power-saving mode allows the design of low-power applications.The STM32F1

5、03xx high-density performance line family offers devices in six different package types: from 64 pins to 144 pins. Depending on the device chosen, different sets of peripherals are included, the description below gives an overview of the complete range of peripherals proposed in this family.These fe

6、atures make the STM32F103xx high-density performance line microcontroller family suitable for a wide range of applications: Motor drive and application control Medical and handheld equipment PC peripherals gaming and GPS platforms Industrial applications, PLC, inverters, printers, and scanners Alarm

7、 systems, video intercom, and HVACSTM32F103RE主要特性: Core: ARM 32-bit Cortex-M3 CPU 72 MHz maximum frequency, 1.25 DMIPS/MHz (Dhrystone 2.1) performance at 0 wait state memory access Single-cycle multiplication and hardware division Memories 256 to 512 Kbytes of Flash memory up to 64 Kbytes of SRAM Fl

8、exible static memory controller with 4 Chip Select. Supports Compact Flash, SRAM, PSRAM, NOR and NAND memories LCD parallel interface, 8080/6800 modes Clock, reset and supply management 2.0 to 3.6 V application supply and I/Os POR, PDR, and programmable voltage detector (PVD) 4-to-16 MHz crystal osc

9、illator Internal 8 MHz factory-trimmed RC Internal 40 kHz RC with calibration 32 kHz oscillator for RTC with calibration Low power Sleep, Stop and Standby modes VBAT supply for RTC and backup registers 3 12-bit, 1 s A/D converters (up to 21 channels) Conversion range: 0 to 3.6 V Triple-sample and ho

10、ld capability Temperature sensor 2 12-bit D/A converters DMA: 12-channel DMA controller Supported peripherals: timers, ADCs, DAC, SDIO, I2Ss, SPIs, I2Cs and USARTs Debug mode Serial wire debug (SWD) & JTAG interfaces Cortex-M3 Embedded Trace Macrocell Up to 112 fast I/O ports 51/80/112 I/Os, all map

11、pable on 16 external interrupt vectors and almost all 5 V-tolerant Up to 11 timers Up to four 16-bit timers, each with up to 4 IC/OC/PWM or pulse counter and quadrature (incremental) encoder input 2 16-bit motor control PWM timers with dead-time generation and emergency stop 2 watchdog timers (Indep

12、endent and Window) SysTick timer: a 24-bit downcounter 2 16-bit basic timers to drive the DAC Up to 13 communication interfaces Up to 2 I2C interfaces (SMBus/PMBus) Up to 5 USARTs (ISO 7816 interface, LIN, IrDA capability, modem control) Up to 3 SPIs (18 Mbit/s), 2 with I2S interface multiplexed CAN

13、 interface (2.0B Active) USB 2.0 full speed interface SDIO interface CRC calculation unit, 96-bit unique ID ECOPACK packagesAO-Electronics 傲壹电子 官网： 中文网：ALPS ADI IR JRC/NJR KEC OTAX Seoul Semiconductor TI Walsin Technology图1.STM32F103xC, STM32F103xD和STM32F103xE性能方框图图2.STM32F103RE系列时钟树框图STEVAL-MKI062V

14、1 (iNEMO)传感器平台The STEVAL-MKI062V1 (iNEMO) is a unique platform designed to demonstrate the performance of STs most advanced inertial, temperature and pressure sensors. It provides a complete set of inertial measurements from an accelerometer, magnetometer and gyroscopes, as well as data from pressur

15、e and temperature sensors to measure environmental conditions.iNEMO, a 9 DOF (degrees of freedom) inertial system to sense motion using a combination of sensors, represents a complete hardware platform for a variety of applications including virtual reality, augmented reality, platform stabilization

16、, human-machine interfaces and robotics.To aid in user development and analysis, the STEVAL-MKI062V1 demonstration kit includes a PC GUI for sensor output display and a firmware library to facilitate the use of the demonstration board features.A complete set of communication interfaces (USB, wireles

17、s, COM), small 4.5 x 5 cm size, and several power supply options make iNEMO a flexible, open evaluation platform.STEVAL-MKI062V1 主要特性: Two power supply options: power connector, USB connector Battery monitoring via LBO signal STM32F103: high-density Performance line ARM-based 32-bit MCU with 256- to

18、 512-Kbyte Flash, USB, CAN, 11 timers, 3 ADCs, 13 communication interfaces Boot from user Flash, system memory or SRAM LPR530AL: 2axis gyroscope (roll, pitch) 300/s full scale, analog output, optional additional filters LPY530AL: 2axis gyroscope (pitch, yaw) 300/s full scale, analog output, optional

19、 additional filters LIS331DLH: 3axis accelerometer, 2g/4g/8g full scale, SPI digital output HMC5843: 3-axis magnetometer, configurable full scale 4 gauss (max), I2C digital output LPS001DL: pressure sensor 300-1100 mbar absolute full scale, I2C digital output, barometer STLM75: temperature sensor, 5

20、5to +125 range, I2C digital interface Wireless capability, ZigBeemodule plug-in with InSight Port MicroSD card slot COM connector with RTS and CTS signals USB 2.0 full speed connection Reset button User LED and button RoHS compliant图3.STEVAL-MKI062V1外形图图4.STEVAL-MKI062V1电路图STEVAL-MKI062V1平台材料清单(BOM):