# Adding Parameters to a Command

SCPI Basics

- Program Message Terminator
- Short or Long Forms
- White Space
- Combining Commands
- Adding Parameters to a Command
- String Arguments
- Numbers
- Infinity Representation
- Queries
- Endianness of Returned Binary Block Data
- NaN (Not A Number)
- Sequential and Overlapped Commands
- SCPI Tree

Many commands have parameters that require an argument. Use a space character to separate the argument from the command as shown in the following line:

    :TIMebase:SCALe 100E-6