The ATSAM4LS8AA-MU is a microcontroller offered by Microchip. It is a 48-pin low-power ARM Cortex-M4 device that is optimized for low power, low cost, and low pin-count applications. This device includes 32KB of SRAM, 256KB of Flash memory, and a variety of peripherals. It supports a wide range of communication interfaces like USART, CAN FD, I2C, SPI and USB. Moreover, this device also provides a range of safety functionalities like a safe state mechanism and a watchdog timer. It supports both 3.3V and 5V I/O standards and draws only 56uA/MHz in active mode.