Crucial to any electronic system is this STM32F334R8T6 microcontroller from STMicroelectronics, a mini computer that can be programmed to do whatever you want. This microcontroller has an operating temperature range of -40 °C to 85 °C. It has a maximum clock speed of 72 MHz. This is a 32 bit processor. Its ADC resolution is 12/12, while its DAC resolution is 12. This device has a typical operating supply voltage of 3.3 V. Its minimum operating supply voltage of 2 V, while its maximum is 3.6 V. This device is based on the ARM Cortex M4 core architecture. Its flash program memory is 64KB.