How Do I Make An Amortization Schedule In Excel

This is my HW question:
Create an Amortization schedule for long-term loan in Excel Spreadsheet year.
Use pour la 340.000 Amount Financed for 30 Years With A rate of 6.25%
and print out 24 months Of The schedule. (It May Be helpful to fill in values Before You enter
The Formula for Calculating monthly payment.)

I have no idea how to put this Into excel.