Features
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up to 256 Kbytes of Flash and up to 52 Kbytes of SRAM. The peripheral set includes a High Speed USB Device Port with embedded transceiver, a High Speed MCI for SDIO/SD/MMC, an External Bus Interface with NAND Flash controller, up to 4 USARTs, up to 2 TWIs, up to 5 SPIs, as well as 4 PWM timers, one 3-channel 16bit general-purpose timer, a low-power RTC, a 12-bit ADC and a 10-bit ADC. The SAM3U devices have three software-selectable low-power modes: Sleep, Wait, and Backup. In Sleep mode, the processor is stopped while all other functions can be kept running. In Wait mode, all clocks and functi...
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