Using the Keysight 81133A/81134A Pulse Generator Combining Parameters for Signal Generation72 Keysight 81133A/81134A Pulse Generator User’s Guide, April 2015Pattern ModesYou can select the following pattern modes:• SquareGenerates a square wave (clock) of fixed width (50% duty cycle).• PulseGenerates pulses with selectable width or duty cycle.• DataGenerates data in either RZ, R1 or NRZ format. In RZ and R1mode, the pulse width can be selected as either width or dutycycle.• PRBSGenerates a PRBS polynomial of selectable type in either RZ, R1or NRZ format. In RZ and R1 mode, the pulse width can beselected as either width or duty cycle.You can also select a frequency divider for all pattern modes.