Is it possible create a billing simulation based on 2 meter readings (current and previous)which is not stored in a system yet ?
Or is it possible to create a bill based on just consumption ?
Is there any function module which we can use ?
Kindly let me know your suggestions.
Have a look into function ISU_SIMULATION_PERIOD_BILL. It might be possible to utilise the input parameters:
To provide meter readings to the billing simulation (both parameters are internal tables).
Another option could be the parameter X_BI_MDATA_IF. Have a look through the structure and you will find: