Interfacing of Range sensor (CH201 by TDK) with nRF5340:

Inputs:
- Base code is nRF5340 CIS server

Two I2C interfaces present in CH201:
- The first is for loading firmware [General purpose Rangefinder (GPR) firmware] into the 
on-chip program memory 
- The second is for in-application communication with the CH201

Files need to be included in the nRF5340 project:
- soniclib.h
- ch_api.c
- ch201_gprmt.c
- ch_common.c
- ch_common.h
- ch_driver.c
- ch_driver.h
- chbsp_chirp_samg55.c
- inv_i2c.c
- inv_i2c.h
- twi.c
- twi.h

- To check the configurations supported in CH201, see ch201_gprmt_init function in ch201_gprmt.c
