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Description
- 1 x SparkFun Thing Plus STM32
Size
- 2.3 x 0.9 inch (L x W)
- 1 Mbyte of Flash memory
- 192 Kbytes of SRAM including 64 Kbytes of CCM (core coupled memory) data RAM
- Flexible static memory controller supporting Compact Flash, SRAM, PSRAM, NOR, and NAND memories
ARM 32-bit Cortex-M4 CPU with FPU
- Adaptive real-time accelerator (ART Accelerator™) allowing 0-wait state execution from Flash memory
- Frequency up to 168 MHz
- Memory protection unit
- 210 DMIPS/ 1.25 DMIPS/MHz (Dhrystone 2.1)
- DSP instructions
Clock, reset, and supply management
- 1.8 to 3.6 V application supply and I/Os
- 32 kHz oscillator for RTC with calibration
- Internal 32 kHz RC with calibration
Low-power operation
- Sleep, Stop and Standby modes
- VBAT supply for RTC, 20x32 bit backup registers + optional 4 KB backup SRAM
Debug mode
- Serial wire debug (SWD) & JTAG interfaces
- Cortex-M4 Embedded Trace Macrocell
Advanced connectivity
- USB 2.0 full-speed device/host/OTG controller with on-chip PHY
- USB 2.0 high-speed/full-speed device/host/OTG controller with dedicated DMA, on-chip full-speed PHY, and ULPI
- 10/100 Ethernet MAC with dedicated DMA: supports IEEE 1588v2 hardware, MII/RMII
Specific Peripherals available on STM32 Thing Plus:
- UART bus
- I2C Bus
- SPI bus
- Up to 15 Analog Inputs, Two Analog Outputs
- 20 Digital I/O Pins, 14 PWM Capable
- SDIO for microSD card support
- JTAG Serial Wire Debug Support
- Power Select
- LiPo Charging Circuit
- 3.3 V Regulator
- 128 Mbit SPI Flash