STSTMFxx系列位ARMMCU开发方案.docx

1、ST STM32F779xx系列32位ARM MCU开发方案时间：2016-06-21 10:07:15 作者：ST 来源：中电网ST公司的STM32F777xx, STM32F778Ax和STM32F779xx系列是基于工作频率高达216MHz的高性能ARM Cortex-M7 32位RISC核,集成多达2MB闪存,512KB SRAM,16KB TCM RAM,4KB备份SRAM和各种外设,主要用在马达驱动和工业控制,医疗电子,家用音频设备,可穿戴智能手表,PLC,逆变器和电路中断器,打印机和扫描仪,告警系统,视频连接和HVAC,移动应用和物联网(IoT).本文介绍了STM32F779xx

2、系列主要特性,框图,评估板STM32F779I-EVAL主要特性,框图,电路图,材料清单和PCVB元件布局图.The STM32F777xx, STM32F778Ax and STM32F779xx devices are based on the high-performance ARM Cortex-M7 32-bit RISC core operating at up to 216 MHz frequency. The Cortex-M7 core features a floating point unit (FPU) which supports ARM double-precisi

3、on and single-precision data-processing instructions and data types. It also implements a full set of DSP instructions and a memory protection unit (MPU) which enhances the application security.The STM32F777xx, STM32F778Ax and STM32F779xx devices incorporate high-speed embedded memories with a Flash

4、 memory up to 2 Mbytes, 512 Kbytes of SRAM (including 128 Kbytes of Data TCM RAM for critical real-time data), 16 Kbytes of instruction TCM RAM (for critical real-time routines), 4 Kbytes of backup SRAM available in the lowest power modes, and an extensive range of enhanced I/Os and peripherals conn

5、ected to two APB buses, two AHB buses, a 32-bit multi-AHB bus matrix and a multi layer AXI interconnect supporting internal and external memories access.All the devices offer three 12-bit ADCs, two DACs, a low-power RTC, twelve general-purpose 16-bit timers including two PWM timers for motor control

6、, two general-purpose 32-bit timers, a true random number generator (RNG), and a cryptographic acceleration cell. They also feature standard and advanced communication interfaces. Up to four I2Cs Six SPIs, three I2Ss in half-duplex mode. To achieve audio class accuracy, the I2S peripherals can be cl

7、ocked via a dedicated internal audio PLL or via an external clock to allow synchronization. Four USARTs plus four UARTs An USB OTG full-speed and a USB OTG high-speed with full-speed capability (with the ULPI) Three CANs Two SAI serial audio interfaces Two SDMMC host interfaces Ethernet and camera i

8、nterfaces LCD-TFT display controller Chrom-ART Accelerator SPDIFRX interface HDMI-CECAdvanced peripherals include two SDMMC interfaces, a flexible memory control (FMC) interface, a Quad-SPI Flash memory interface, a camera interface for CMOS sensors and a cryptographic acceleration cell The STM32F77

9、7xx, STM32F778Ax and STM32F779xx devices operate in the 40 to +105temperature range from a 1.7 to 3.6 V power supply. Dedicated supply inputs for USB (OTG_FS and OTG_HS) and SDMMC2 (clock, command and 4-bit data) are available on all the packages except LQFP100 for a greater power supply choice.The

10、STM32F777xx, STM32F778Ax and STM32F779xx devices offer devices in 10 packages ranging from 100 pins to 216 pins. The set of included peripherals changes with the device chosen.These features make the STM32F777xx, STM32F778Ax and STM32F779xx microcontrollers suitable for a wide range of applications:

11、 Motor drive and application control Medical equipment Industrial applications: PLC, inverters, circuit breakers Printers, and scanners Alarm systems, video intercom, and HVAC Home audio appliances Mobile applications, Internet of Things Wearable devices: smartwatches.AO-Electronics 傲壹电子 官网： 中文网：ALP

12、S ADI IR JRC/NJR KEC OTAX Seoul Semiconductor TI Walsin TechnologySTM32F779xx系列主要特性:Core: ARM 32-bit Cortex-M7 CPU with DPFPU, ART Accelerator and L1-cache: 16 Kbytes I/D cache, allowing 0-wait state execution from embedded Flash and external memories, up to 216 MHz, MPU, 462 DMIPS/2.14 DMIPS/MHz (D

13、hrystone 2.1), and DSP instructions.MemoriesUp to 2 Mbytes of Flash memory organized into two banks allowing read-while-writeSRAM: 512 Kbytes (including 128 Kbytes of data TCM RAM for critical real-time data) + 16 Kbytes of instruction TCM RAM (for critical real-time routines) + 4 Kbytes of backup S

14、RAMFlexible external memory controller with up to 32-bit data bus: SRAM, PSRAM, SDRAM/LPSDR SDRAM, NOR/NAND memoriesDual mode Quad-SPIGraphicsChrom-ART Accelerator (DMA2D), graphical hardware accelerator enabling enhanced graphical user interfaceHardware JPEG codecLCD-TFT controller supporting up to

15、 XGA resolutionMIPI DSI host controller supporting up to 720p 30 Hz resolutionClock, reset and supply management1.7 V to 3.6 V application supply and I/OsPOR, PDR, PVD and BORDedicated USB power4-to-26 MHz crystal oscillatorInternal 16 MHz factory-trimmed RC (1% accuracy)32 kHz oscillator for RTC wi

16、th calibrationInternal 32 kHz RC with calibrationLow-powerSleep, Stop and Standby modesVBATsupply for RTC, 3232 bit backup registers + 4 Kbytes backup SRAM312-bit, 2.4 MSPS ADC: up to 24 channelsDigital filters for sigma delta modulator (DFSDM), 8 channels / 4 filters212-bit D/A convertersGeneral-pu

17、rpose DMA: 16-stream DMA controller with FIFOs and burst supportUp to 18 timers: up to thirteen 16-bit (1x low- power 16-bit timer available in Stop mode) and two 32-bit timers, each with up to 4 IC/OC/PWM or pulse counter and quadrature (incremental) encoder input. All 15 timers running up to 216 M

18、Hz. 2x watchdogs, SysTick timerDebug modeSWD & JTAG interfacesCortex-M7 Trace MacrocellUp to 168 I/O ports with interrupt capabilityUp to 164 fast I/Os up to 108 MHzUp to 166 5 V-tolerant I/OsUp to 28 communication interfacesUp to 4 I2C interfaces (SMBus/PMBus)Up to 4 USARTs/4 UARTs (12.5 Mbit/s, IS

19、O7816 interface, LIN, IrDA, modem control)Up to 6 SPIs (up to 54 Mbit/s), 3 with muxed simplex I2S for audio2 x SAIs (serial audio interface)3 CANs (2.0B Active) and 2x SDMMCsSPDIFRX interfaceHDMI-CECMDIO slave interfaceAdvanced connectivityUSB 2.0 full-speed device/host/OTG controller with on-chip

20、PHYUSB 2.0 high-speed/full-speed device/host/OTG controller with dedicated DMA, on-chip full-speed PHY and ULPI10/100 Ethernet MAC with dedicated DMA: supports IEEE 1588v2 hardware, MII/RMII8- to 14-bit camera interface up to 54 Mbyte/sCryptographic acceleration: hardware acceleration for AES 128, 1

21、92, 256, triple DES, HASH (MD5, SHA-1, SHA-2), and HMACTrue random number generatorCRC calculation unitRTC: subsecond accuracy, hardware calendar96-bit unique ID图1.STM32F777xx, STM32F778Ax和STM32F779xx框图STM32F779NI MCU评估板STM32F779I-EVALThe STM32F779I-EVAL evaluation board is a complete demonstration

22、and development platform for STMicroelectronics ARMCortex-M7 core-based STM32F779NI microcontrollers. It features the following interfaces: four I2Cs, six SPIs with three multiplexed full-duplex I2S, SDIO, two SAIs, 8- to 14-bit digital camera module, Ethernet MAC, FMC and Quad-SPI. It also features

23、 four USART and four UART peripherals, two CAN bus, three 12-bit ADC converters, two 12-bit DAC channels, internal 256+4-Kbyte SRAM and 2-Mbyte Flash memory, USB HS OTG and USB FS OTG peripherals, JTAG debugging support. This evaluation board can be used as a reference design for user application de

24、velopment but it is not considered as a final application.The full range of hardware features on the board helps the user to evaluate all the peripherals (USB OTG HS, USB OTG FS, Ethernet, motor control, CAN, microSD card, USART, audio DAC and ADC, digital microphone, CAN, SRAM, NOR Flash, SDRAM, Qu

25、ad SPI Flash, 4 DSI LCD with capacitive touch panel, etc.) and to develop applications. Extension headers make it possible to easily connect a daughterboard for a specific application.The integrated ST-LINK/V2-1 provides an embedded in-circuit debugger and programmer for the STM32.评估板STM32F779I-EVAL

26、主要特性:STM32F779NI microcontroller with 2-Mbyte Flash memory and 512+16+4-Kbyte RAM in BGA216 packageSix 5 V power supply options:Power jackST-LINK/V2-1 USB Micro-B connectorUser USB HS connectorUser USB FS1 connectorUser USB FS2 connectorDaughterboardSAI audio DAC, stereo audio jack that supports hea

27、dset with microphoneStereo digital microphone, audio jack connector used to connect external speakers2-Gbyte (or more) SDIO interface microSD cardFour I2C interfacesRS-232 communicationJTAG/SWD and ETM trace debug support, ST-LINK/V2-1 embeddedIEEE-802.3-2002 compliant Ethernet connectorCamera modul

28、e8Mx32bit SDRAM, 1Mx16bit SRAM and 8Mx16bit NOR Flash512-Mbit Quad-SPI NOR Flash2Gx16bit NAND Flash interface to connect NAND Flash module4 DSI interface LCD with capacitive touch panelJoystick with 4-direction control and selectorReset, Wake Up/Tamper or key button4-color user LEDsExtension and mem

29、ory connectors for daughterboard or wrapping boardUSB OTG HS and FS with Micro-AB connectorsRTC with backup batteryCAN2.0A/B compliant connectionPotentiometerMotor control connector图2.评估板STM32F779I-EVAL外形图图3.评估板STM32F779I-EVAL硬件框图图4.评估板STM32F779I-EVAL主要元件布局图(顶层)图5.评估板STM32F779I-EVAL马达控制PCB布局图(顶层)图6.

30、评估板STM32F779I-EVAL马达控制PCB布局图(底层)图7.评估板STM32F779I-EVAL电路图(1)图8.评估板STM32F779I-EVAL电路图(2):MCU图9.评估板STM32F779I-EVAL电路图(3):电源图10.评估板STM32F779I-EVAL电路图(4):SRAM,闪存,SDRAM图11.评估板STM32F779I-EVAL电路图(5):音频图12.评估板STM32F779I-EVAL电路图(6):LCD,照相机,连接器图13.评估板STM32F779I-EVAL电路图(7):以太网图14.评估板STM32F779I-EVAL电路图(8):USB OT

31、G HS图15.评估板STM32F779I-EVAL电路图(9):USB OTG FS图16.评估板STM32F779I-EVAL电路图(10):RS-232图17.评估板STM32F779I-EVAL电路图(11):CAN, Quad-SPI图18.评估板STM32F779I-EVAL电路图(12):外设图19.评估板STM32F779I-EVAL电路图(13):马达控制图20.评估板STM32F779I-EVAL电路图(14):外接连接器图21.评估板STM32F779I-EVAL电路图(15):ST-LINK/V2-1图22.评估板STM32F779I-EVAL电路图(16):MFX和LED图23.评估板STM32F779I-EVAL电路图(17):JTAG和跟踪图24.评估板STM32F779I-EVAL电路图(18):4吋DSI LCD板图25.评估板STM32F779I-EVAL电路图(19):照相机模块