AT32F405 Overview
AT32F405/402 Series Datasheet ARM®-based 32-bit Cortex®-M4 MCU with FPU, 128 to 256 KB Flash, sLib, 14 timers, 1 ADC, 19 munication interfaces (CAN, OTGHS, OTGFS).
AT32F405 Key Features
- Core: ARM® 32-bit Cortex®-M4 CPU with FPU
- 216 MHz maximum frequency, with a memory protection unit (MPU), single-cycle multiplication and hardware division
- Floating point unit (FPU)
- DSP instructions
- Memories
- 128 to 256 Kbytes of Flash memory
- 20 Kbytes of boot memory used as a Bootloader or as a general instruction/data memory (one-time programmable)
- sLib: configurable part of main Flash as a library area with code executable but secured, non-readable
- 70 to 102 Kbytes of SRAM (the first 48 KB with parity check)
- QSPI interface for interfacing external SPI memory or SPI RAM extension, supporting address mapping mode