Keysight 53220A/53230A 350 MHz Universal Frequency Counter/
Timer
User’s Guide
47
2 53220A/53230A Software 
Installation and Interface 
Configuration
Software Requirements  48
Using the Counter Web-Enabled Interface  49
Installing the Keysight IO Libraries  54
Firmware and Driver Updates  69
This chapter contains information on IO libraries, drivers, and interfaces used to 
program the 53220A/53230A from selected development environments. The 
chapter includes an introduction to using the counter’s web-enabled interface 
and provides information on updating the instrument firmware.