Description

Bluetooth 4.2 (core and optional specification), Cortex M0 application processor, Flexible memory architecture: 64 kB OTP memory, 128 kB Data SRAM, 16 kB Cache SRAM, 128 kB ROM, execution from external QSPI Flash up to 32 MB, Dedicated HW crypto engine, Integrated battery and system PMU, Power supply 1.7 -5 V, Single pin RF I/O, Rich set of analog and digital peripherals.