BLE SoC PHY6202.
ARM® Cortex™-M0 32-bit processor (32MHz?)
138кБ SRAM
128кБ ROM
512кБ FLASH
ADC+PGA, PWM, I2C, I2S, SPI, PDM, UART, QDEC, JTAG, WDT, DMA, AES, KeyScan
Embedded buck DC-DC and LDOs
Power consumption:
0.7μA @ OFF Mode (IO wake up only)
2μA @ Sleep Mode with 32KHz RTC...