Description
7
3 Functional overview 10
3.1
ARM® Cortex-M0 core10
3.2
Memories 10
3.3
Boot modes 10
3.4
Cyclic redundancy check calculation and Hardware arithmetic unit (CRC & HAU) 11
3.5
Power management 11
3.5.1 Power supply 11
3.5.2 Power supply supervisors11
3.5.3 Voltage regulator 12
3.5.4 Low-power modes12
3.6
Clocks and startup 12
3.7
GPIO 13
3.8
Direct memory access controller (DMA)
Features
- ARM® 32-bit Cortex-M0 CPU,frequency up to 72 MHz.
- Memories.
- 64/128 KB of Flash memory.
- FLASH speed up to 24MHz,FLASH latency can be set follow this spec.
- 16 KB SRAM.
- CRC calculation unit.
- HAU hardware arithmetic unit, supports 32 bit division and 32 bit square root operation.
- PLib (Private Library), protect important code can’t be readout.
- Reset and power management.
- Digital and I/Os supply: VDD = 1.8 - 5.5V.
- Analog supply: VDDA = 1.8 - 5.