ST公司的STM32F401XB/STM32F401XC是{方案}ARM® Cortex® -M4 32位RISC核的高性别能MCU,工作频率高达84MHz,内核局有浮点单位(FPU),支持所有ARM单精度数据指令和数据范例,还能执行DSP指令和存储器掩护单位(MPU)指令,多达256KB闪存和64KB SRAM,主要用在马达驱动和应用控制,医疗设备,工业应用如PLC,逆变器和电路中断器,打印机和扫描仪,告警系统,视频毗连和HVAC,家庭音响设备和移动手机传感器集线器.本京电港论坛文章先容了STM32F401主要特点,框架图,STM32 Nucleo-64开辟板NUCLEO-F401RE主要特点,框架图,电路原理图纸和质料清单,元器件结构图.
The STM32F401XB/STM32F401XC devices are based on the high-performanceARM® Cortex® -M4 32-bit RISC core operating at a frequency of up to 84 MHz. Its Cortex®-M4 core features a Floating point unit (FPU) single precision which supports all ARM singleprecisiondata-processing instructions and data types. It also implements a full set of DSPinstructions and a memory protection unit (MPU) which enhances application security.
The STM32F401xB/STM32F401xC incorporate high-speed embedded memories (up to 256 Kbytes of Flash memory, up to 64 Kbytes of SRAM), and an extensive range of enhanced I/Os and peripherals connected to two APB buses, two AHB buses and a 32-bit multi-AHB bus matrix.
All devices offer one 12-bit ADC, a low-power RTC, six general-purpose 16-bit timers including one PWM timer for motor control, two general-purpose 32-bit timers. They also feature standard and advanced communication interfaces.
• Up to three I2Cs
• Up to four SPIs
• Two full duplex I2Ss. To achieve audio class accuracy, the I2S peripherals can beclocked via a dedicated internal audio PLL or via an external clock to allowsynchronization.
• Three USARTs
• SDIO interface
• USB 2.0 OTG full speed interface
The STM32F401xB/STM32F401xC operate in theC40 to +105 ℃ temperature range from a1.7 (PDR OFF) to 3.6 V power supply. A comprehensive set of power-saving mode allowsthe design of low-power applications.
These features make the STM32F401xB/STM32F401xC microcontrollers suitable for a wide range of applications:
• 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 phone sensor hub
STM32F401主要特点:
• Core:ARM® 32-bit Cortex®-M4 CPU with FPU,Adaptive real-time accelerator(ART Accelerator™)allowing 0-wait state executionfrom Flash memory,frequency up to 84 MHz,memory protection unit, 105 DMIPS/1.25 DMIPS/MHz (Dhrystone 2.1),and DSP instructions
• Memories
C Up to 256 Kbytes of Flash memory
C Up to 64 Kbytes of SRAM
• Clock, reset and supply management
C 1.7 V (PDR OFF) or 1.8 V (PDR ON) to3.6 V application supply and I/Os
C POR, PDR, PVD and BOR
C 4-to-26 MHz crystal oscillator
C Internal 16 MHz factory-trimmed RC
C 32 kHz oscillator for RTC with calibration
C Internal 32 kHz RC with calibration
• Power consumption
C Run: 128 μA/MHz (peripheral off)
C Stop (Flash in Stop mode, fast wakeuptime): 42 μAtyp @ 25 ℃;65 μA max @25 ℃
C Stop (Flash in Deep power down mode,slow wakeup time): down to 10 μAtyp@25 ℃; 28 μA max @25 ℃
C Standby: 2.4 μA @25 ℃ / 1.7 V withoutRTC; 12 μA @85 ℃ @1.7 V
C VBAT supply for RTC: 1 μA @25 ℃
• 1×12-bit, 2.4 MSPS A/D converter: up to 16channels
• General-purpose DMA: 16-stream DMAcontrollers with FIFOs and burst support
• Up to 11 timers: up to six 16-bit, two 32-bittimers up to 84 MHz, each with up to 4 IC/OC/PWM or pulse counter and quadrature(incremental) encoder input,two watchdog timers (independent and window) and aSysTick timer
• Debug mode
C Serial wire debug (SWD) & JTAGinterfaces
C Cortex-M4 Embedded Trace Macrocell™
• Up to 81 I/O ports with interrupt capability
C All IO ports 5 V tolerant
C Up to 78 fast I/Os up to 42 MHz
• Up to 11 communication interfaces
C Up to 3 × I2C interfaces (1Mbit/s,SMBus/PMBus)
C Up to 3 USARTs (2 x 10.5 Mbit/s, 1 x5.25 Mbit/s), ISO 7816 interface, LIN, IrDA,modem control)
C Up to 4 SPIs (up to 42 Mbits/s at fCPU= 84MHz), SPI2 and SPI3 with muxedfullduplex I2S to achieve audio class accuracyvia internal audio PLL or external clock
C SDIO interface
• Advanced connectivity
C USB 2.0 full-speed device/host/OTGcontroller with on-chip PHY
• CRC calculation unit
• 96-bit unique ID
• RTC: subsecond accuracy, hardware calendar
图1{京电港论坛}.STM32F401xB/STM32F401xC框架图
STM32 Nucleo-64开辟板NUCLEO-F401RE
STM32 Nucleo-64 development board with STM32F401RET6 MCU, supports Arduino and ST morpho connectivity. The STM32 Nucleo board is a low-cost and easy-to-use development platform used to quickly evaluate and start a development with an STM32 microcontroller in LQFP64 package.
The STM32 Nucleo-64 board (NUCLEO-F030R8,NUCLEO-F070RB,NUCLEO-F072RB,NUCLEO-F091RC,NUCLEO-F103RB,NUCLEO-F302R8,NUCLEO-F303RE,NUCLEO-F334R8,NUCLEO-F401RE,NUCLEO-F410RB,NUCLEO-F411RE,NUCLEO-F446RE,NUCLEO-L053R8,NUCLEO-L073RZ,NUCLEO-L152RE,NUCLEO-L476RG)provides an affordable and flexible way for users to try out new ideas and build prototypes with the STM32 microcontrollers in LQFP64 package, choosing from the various combinations of performance, power consumption and features. The Arduino™ connectivity support and ST Morpho headers make it easy to expand the functionality of the Nucleo open development platform with a wide choice of specialized shields. The STM32 Nucleo board does not require any separate probe as it integrates the ST-LINK/V2-1 debugger/programmer. The STM32 Nucleo board comes with the STM32 comprehensive software HAL library together with various packaged software examples, as well as direct access to mbed online resources at http://mbed.org/.
图2{京电港论坛}.开辟板NUCLEO-F401RE外形实物图
开辟板NUCLEO-F401RE主要特点:
• STM32 microcontroller with LQFP64 package
• Two types of extension resources
C Arduino Uno Revision 3 connectivity
C STMicroelectronics Morpho extension pin headers for full access to all STM32 I/Os
• mbed-enabled(a)
• On-board ST-LINK/V2-1 debugger/programmer with SWD connector
C selection-mode switch to use the kit as a standalone ST-LINK/V2-1
• Flexible board power supply
C USB VBUS
C External VIN (7VC External 5V (E5V) supply voltage from ST Morpho connector
C External +3.3V supply voltage from Arduino connector or ST Morpho connector
• Three LEDs
C USB communication (LD1), user LED (LD2), power LED (LD3)
• Two push buttons: USER and RESET
• LSE crystal:
C 32.768kHz crystal oscillator (depending on board version)
• USB re-enumeration capability: three different interfaces supported on USB
C Virtual Com port
C Mass storage
C Debug port
• Comprehensive free software HAL library including a variety of software examples
• Supported by wide choice of Integrated Development Environments (IDEs) including IAR, Keil, GCC-based IDEs
图3{京电港论坛}.开辟板NUCLEO-F401RE硬件框架图
图4{京电港论坛}.开辟板NUCLEO-F401RE正面元件结构图
图5{京电港论坛}.开辟板NUCLEO-F401RE反面元件结构图
图6{京电港论坛}.开辟板NUCLEO-F401RE电路原理图纸(1)
图7{京电港论坛}.开辟板NUCLEO-F401RE电路原理图纸(2)
图8{京电港论坛}.开辟板NUCLEO-F401RE电路原理图纸(3)
图9{京电港论坛}.开辟板NUCLEO-F401RE电路原理图纸(4)
开辟板NUCLEO-F401RE质料清单见:
开辟板NUCLEO-F401RE质料清单.zip
详情请复制打开此衔接地址:
http://www.st.com/st-web-ui/static/active/en/resource/technical/document/datasheet/DM00086815.pdf
和http://www.st.com/st-web-ui/static/active/en/resource/technical/document/user_manual/DM00105823.pdf
DM00086815.pdf
DM00105823.pdf
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