The STM32F101xC, STM32F101xD and STM32F101xE access line family incorporates the high-performance ARM® Cortex™-M3 32-bit RISC core operating at a 36 MHz frequency, high-speed embedded memories (Flash memory up to 512 Kbytes and SRAM up to 48 Kbytes), and an extensive range of enhanced I/Os and peripherals connected to two APB buses. All devices offer one 12-bit ADC, four general-purpose 16-bit timers, as well as standard and advanced communication interfaces: up to two I2Cs, three SPIs and five USARTs.

The STM32F101xx high-density access line family operates in the –40 to +85 °C temperature range, from a 2.0 to 3.6 V power supply. A comprehensive set of power-saving mode allows the design of low-power applications.

The STM32F101xx high-density access line family offers devices in 3 different package types: from 64 pins to 144 pins. Depending on the device chosen, different sets of peripherals are included, the description below gives an overview of the complete range of peripherals proposed in this family.

These features make the STM32F101xx high-density access line microcontroller family suitable for a wide range of applications:

● Medical and handheld equipment

● PC peripherals gaming and GPS platforms

● Industrial applications, PLC, printers, and scanners

● Alarm systems and video intercom