The ATSAM4CMS32CA-AU is a 32-bit ARM Cortex-M4 based microcontroller unit (MCU) from Microchip. It is a member of the SAM4C series of MCUs, designed with a high level of integration, including on-chip Flash memory, SRAM, LCD controller, Ethernet controller, dual JTAG/SWD debuggers, and many other peripherals. This MCU is suitable for use in industrial automation, medical applications, gaming, as well as safety and security applications. The ATSAM4CMS32CA-AU is capable of running up to 150 MHz and features a 1 MB on-chip Flash memory and a 64 KB SRAM. It also features an LCD controller, an analog-to-digital converter, and a dual JTAG/SWD debuggers. The ARM Cortex-M4 core of the ATSAM4CMS32CA-AU is further enhanced with DSP instruction set, many DMA channels, and MPU for supporting data integrity and real-time requirements. The ATSAM4CMS32CA-AU is a highly integrated, low power MCU with several applications.