ATSAM3S Description
SRAM, PSRAM, NOR and NAND Flash support Memory Protection Unit (MPU) System Embedded voltage regulator for single supply operation Power-on-Reset (POR), Brown-out Detector (BOD) and Watchdog for safe operation Quartz or ceramic resonator oscillators: 3 to 20 MHz main power with Failure Detection and optional low power 32.768 kHz for RTC or device clock High precision 8/12 MHz factory trimmed internal RC oscillator...
ATSAM3S Key Features
- ARM® Cortex®-M3 revision 2.0 running at up to 64 MHz
- Memory Protection Unit (MPU)
- Thumb®-2 instruction set
- Pin-to-pin patible with AT91SAM7S legacy products (48- and 64-pin versions)
- Memories
- From 64 to 256 Kbytes embedded Flash, 128-bit wide access, memory accelerator, single plane
- From 16 to 48 Kbytes embedded SRAM
- 16 Kbytes ROM with embedded bootloader routines (UART, USB) and IAP routines
- 8-bit Static Memory Controller (SMC): SRAM, PSRAM, NOR and NAND Flash support
- Memory Protection Unit (MPU)