Description
6 3 Functional overview 9
3.1 ARM® Cortex-M0 core9 3.2 Memories 9 3.3 Boot modes 9 3.4 Cyclic redundancy check calculation unit (CRC) 10 3.5 Power management 10
3.5.1 Power supply 10 3.5.2 Power supply supervisors10 3.5.3 Voltage regulator 11 3.5.4 Low-power modes11 3.6 Clocks and startup 12 3.7 GPIO13 3.8 Direct memory access controller (DMA) 14 3.9 Interrupts and events 14 3.9.1 Nested vectored interrupt controller (NVIC) 14 3.9.2 Extended interrupt/event controller (EXTI)14 3.10 Analog-to-dig
Features
- ARM® 32-bit Cortex-M0 CPU,frequency up to 48 MHz.
- Memories.
- 16/32KB of Flash memory.
- 8 KB SRAM.
- CRC calculation unit.
- Reset and power management.
- Digital and I/Os supply: VDD = 1.8 - 5.5V.
- Analog supply: VDDA = 1.8 - 5.5V.
- Selected I/Os: VDDIO2 = 1.8 - 5.5V.
- Power-on/Power down reset(POR/PDR).
- Programmable voltage detector(PVD).
- Low power modes: Sleep, Stop, Standby.
- Clock management.
- 4 to 24 MHz crystal oscillator.
- 32 k.