STM32F103-Performance-Line-32-bit-Microcontrollers-ST-STM32F103VBT6-The-B-STM32F103VBT6-Performance-B-line-from-B-ST-B-is-a-high-performance-low-power-32-bit-microcontroller-that-incorporates-the-B-ARM-Cortex-M3-B-32-bit-RISC-core-operating-at-72 M Hz-Features-of-this-family-include-high-speed-embedded-Flash-&-SRAM-memories-&-a-comprehensive-range-of-enhanced-peripherals-&-I-Os-All-devices-have-standard-communications-interfaces-SPI-I-sup 2-C-&-USART-two-12-bit-ADCs-an