- Yes, the D52Q modules are SoC's running a 64 MHz Cortex-M4F you can use with custom application code.
- There are no additional licensing costs for a fully custom application. The module also includes the cost of licensing the S212/S332 SoftDevices. You simply need to sign an agreement which waives the cost of the license when using a D52 module.
- Yes, given a good line of sight and a quiet RF environment, you should still expect to see at least around 30m of range.