Nordic Semiconductor provides ultra low power ARM processors, to enable Bluetooth Smart devices, they are in wearables, smartwatches, rings, pens, wireless chargers, bluetooth beacons, smart home IoT. Nordic Semiconductor partners with many module makers who take the Nordic Semiconductor chips to adapt it to every type of suitable market. They showcase their support of Apple HomeKit. Nordic Semiconductor and the community has answered over 10 thousand questions at https://devzone.nordicsemi.com/questions/ to support their customers.
Nordic Semiconductor just launched the nRF52832 SoC, which is a powerful, highly flexible ultra-low power multiprotocol SoC ideally suited for Bluetooth Smart, ANT and 2.4GHz ultra low-power wireless applications. The nRF52832 SoC is built around a 32-bit ARM Cortex-M4F CPU with 512kB + 64kB RAM. The embedded 2.4GHz transceiver supports Bluetooth Smart, ANT and proprietary 2.4 GHz protocol stack. It is on air compatible with the nRF51 Series, nRF24L and nRF24AP Series products from Nordic Semiconductor.