Overview
The STM32F101R6T6, produced by STMicroelectronics, is part of the STM32F101x6 Low-density access line family of microcontrollers. This family incorporates the high-performance ARM® 32-bit Cortex®-M3 CPU, operating at a maximum frequency of 36 MHz and delivering 1.25 DMIPS/MHz (Dhrystone 2.1) performance at 0 wait state memory access. The device features high-speed embedded memories, including 16 to 32 Kbytes of Flash memory and 4 to 6 Kbytes of SRAM. It also includes an extensive range of enhanced peripherals and I/Os connected to two APB buses.
The STM32F101R6T6 operates within a temperature range of –40 to +85 °C and supports a power supply range of 2.0 to 3.6 V. It offers various power-saving modes, including Sleep, Stop, and Standby modes, making it suitable for low-power applications.
Key Specifications
| Specification | Details |
|---|---|
| Core | ARM® 32-bit Cortex®-M3 CPU |
| Maximum Frequency | 36 MHz |
| Performance | 1.25 DMIPS/MHz (Dhrystone 2.1) at 0 wait state memory access |
| Flash Memory | 16 to 32 Kbytes |
| SRAM | 4 to 6 Kbytes |
| Power Supply | 2.0 to 3.6 V |
| Temperature Range | –40 to +85 °C |
| Clock Management | 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 |
| ADC | 1 × 12-bit, 1 μs A/D converter (up to 16 channels), conversion range: 0 to 3.6 V |
| Timers | Up to 5 timers, including up to two 16-bit timers, 2 watchdog timers, and a SysTick timer: 24-bit downcounter |
| Communication Interfaces | 1 × I2C interface (SMBus/PMBus), up to 2 USARTs (ISO 7816 interface, LIN, IrDA capability, modem control), 1 × SPI (18 Mbit/s) |
| I/O Ports | 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 |
| Debug Mode | Serial wire debug (SWD) and JTAG interfaces |
| DMA | 7-channel DMA controller, peripherals supported: timers, ADC, SPIs, I2Cs, and USARTs |
Key Features
- High-Performance Core: ARM® 32-bit Cortex®-M3 CPU with single-cycle multiplication and hardware division.
- Memory: 16 to 32 Kbytes of Flash memory and 4 to 6 Kbytes of SRAM.
- Clock Management: Includes 4-to-16 MHz crystal oscillator, internal 8 MHz factory-trimmed RC, internal 40 kHz RC, PLL for CPU clock, and 32 kHz oscillator for RTC with calibration.
- Low Power Modes: Sleep, Stop, and Standby modes with VBAT supply for RTC and backup registers.
- Peripherals: Up to 5 timers, 1 × 12-bit ADC, up to 4 communication interfaces (I2C, USARTs, SPI), and a 7-channel DMA controller.
- Debugging: Serial wire debug (SWD) and JTAG interfaces.
- I/O Ports: Up to 51 fast I/O ports, all mappable on 16 external interrupt vectors and almost all 5 V-tolerant.
- ECOPACK® Packages: Environmentally friendly packaging.
Applications
The STM32F101R6T6 is suitable for a wide range of applications, including:
- Application control and user interface.
- Medical and handheld equipment.
- PC peripherals.
- Gaming and GPS platforms.
- Industrial applications, such as PLCs, inverters, and printers.
- Scanners, alarm systems, video intercoms, and HVAC systems.
Q & A
- What is the core of the STM32F101R6T6 microcontroller?
The core is the ARM® 32-bit Cortex®-M3 CPU.
- What is the maximum operating frequency of the STM32F101R6T6?
The maximum operating frequency is 36 MHz.
- How much Flash and SRAM memory does the STM32F101R6T6 have?
The device has 16 to 32 Kbytes of Flash memory and 4 to 6 Kbytes of SRAM.
- What is the temperature range for the STM32F101R6T6?
The temperature range is –40 to +85 °C.
- What power-saving modes are available on the STM32F101R6T6?
The device supports Sleep, Stop, and Standby modes.
- What communication interfaces are available on the STM32F101R6T6?
The device includes one I2C interface, up to two USARTs, and one SPI interface.
- How many I/O ports does the STM32F101R6T6 have?
The device has up to 51 fast I/O ports.
- Does the STM32F101R6T6 support debugging interfaces?
Yes, it supports serial wire debug (SWD) and JTAG interfaces.
- What types of timers are available on the STM32F101R6T6?
The device includes up to five timers, including up to two 16-bit timers and two watchdog timers.
- Is the STM32F101R6T6 suitable for low-power applications?
Yes, it is suitable for low-power applications due to its various power-saving modes.
