特性
2 SPI,
2 UART,
I2C,
I2S,
12-bit ADC 8-channel,
8-bit DAC,
2 comparators,
Sensor controller,
4 timers
特性
BLE Mesh, Border router, Direction finding/AoA, End device, FTD, LE 1M PHY, LE 2M PHY, LE Coded PHY (long range), Leader, MTD, NCP, OAD, Router, Sleepy end device