Key Features
- Arm® Cortex®-M23 Core @ 64 MHz
- Single-cycle multiplication and hardware divider
- Ultra-low power, energy-efficient operation
- Excellent code density
- Integrated Nested Vectored Interrupt Controller (NVIC)
- 24-bit SysTick timer
- Up to 256 Kbytes of Flash memory
- Up to 32 Kbytes of SRAM with hardware parity checking
- The deep-sleep current is reduced to 2µA, with the wake-up time achieving less than 10µs. And the standby current is as low as 0.4µA
- Up to six low-power modes, including partial sleep, deep sleep, external wake-up, etc. Under the maximum frequency and full-speed active mode, the power consumption is only 66µA/MHz
- 1x ADC with a 12-bit sampling rate of up to 1MSPS
- 1x 12-bit DAC
- 2x Comparators
- Up to 2x USARTs
- 2x UARTs
- 1x Low-power LPUART
- 3x I2Cs
- 2x SPIs
- 1x I2S
- 1x USB 2.0 FS controller
- 4x General-purpose 16-bit timers
- 2x Basic timers
- 1x 32-bit low-power timer
- Multi-channel DMA selector module (DMAMUX)
- Full-featured calendar RTC
- Programmable voltage detector (PVD)
- Programmable brown-out reset (BOR)
- 1x LCD segment controller, which provides 8*28 segments and 4*32 segments in two formats
- 1x High-precision temperature sensor with an accuracy of ±0.5°C