We can Extract ARM MCU STMicroelectronics STM32F101, below please find the features of this chip for your reference:
Features
Core: ARM 32-bit Cortex™-M3 CPU
– 36 MHz maximum frequency, 1.25 DMIPS/MHz (Dhrystone 2.1) performance at 0 wait state memory
Up to 5 timers
– Up to two16-bit timers, each with up to 4
Memories
– 16 to 32 Kbytes of Flash memory
– 4 to 6 Kbytes of SRAM
Clock, reset and supply management
IC/OC/PWM or pulse counter
– 2 watchdog timers (Independent and Window)
– SysTick timer: 24-bit downcounter
– 2.0 to 3.6 V application supply and I/Os
– POR, PDR and programmable voltage detector (PVD)
– 4-to-16 MHz crystal oscillator
– Internal 8 MHz factory-trimmed RC
– Internal 40 kHz RC
– PLL for CPU clock
– 32 kHz oscillator for RTC with calibration
Up to 4 communication interfaces
– 1 x I2C interface (SMBus/PMBus)
– Up to 2 USARTs (ISO 7816 interface, LIN, IrDA capability, modem control)
– 1 × SPI (18 Mbit/s)
CRC calculation unit, 96-bit unique ID
– Sleep, Stop and Standby modes
– VBAT supply for RTC and backup registers
Part number
STM32F101C4, Debug mode
– Serial wire debug (SWD) and JTAG interfaces
– 7-channel DMA controller
– Peripherals supported: timers, ADC, SPIs, I2Cs and USARTs
1 × 12-bit, 1 µs A/D converter (up to 16 channels)
– Conversion range: 0 to 3.6 V
– Temperature sensor
Up to 51 fast I/O ports
– 26/37/51 I/Os, all mappable on 16 external interrupt vectors and almost all 5 V-tolerant