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STM32F745和STM32F746/756都搭载Cortex-M7核心,该核心内建浮点运算单元和DSP扩展指令集,主频高达216MHz。这些产品的能效很高,在1.8V时达到6 CoreMark/mW;同时,在停止模式下,保留SRAM全部数据,电流仅为100uA: 相当于基于Cortex-M4核心的STM32F469的能效。出色的能效归功于意法半导体市场领先的90奈米制程、独有且可减少快闪记忆体存取时间的ART Accelerator绘图引擎、先进的主频和功耗最佳化技术——电压调整和低频/超频。Features
- MCU
- STM32F746IG Cortex®-M7 CPU with FPU 216 MHz, Art accelerator, 1 Mbyte of Flash memory, 320 Kbytes of SRAM
- User interface
- 4 status LEDs
- Joystick
- Audio microphone and headphone jack
- User button, reset button
- 4”3 touch screen color LCD
- Debug interface
- JTAG/SWD connector 20 pin 0.1”
- Trace connector 20 pin 0.05”
- Communication interface
- 2x USB connectors
- RS-232 DB9 connector
- Ethernet
- Power functions (including multiple power supply options):
- JTAG/SWD (pin 19)
- USB
- External power jack
- Trace connector (pins 11 & 13)
- Power supply LED
- Comparator
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