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PSoC 4 Low-Frequency Clock (cy_lfclk), Version 1.10 | Cypress Semiconductor

PSoC 4 Low-Frequency Clock (cy_lfclk), Version 1.10

Last Updated: 
Jun 20, 2017


  • Included API to select the LFCLK clock source
  • Included API to control the Internal Low Frequency Oscillator (ILO), Watch Crystal Oscillator (WCO), and Watchdog Timers
  • Included GUI to control encountered features

General Description

The PSoC 4 Low-Frequency Clock (cy_lfclk) component provides the application interface to configure various low-frequency clocks available in PSoC 4. The functions are not part of any component libraries but may be used by them. The component also provides functions to configure watchdog timers present in the device. This a design-wide component, which is present by default in all PSoC 4 projects. This component is not visible in the Component Catalog, though the API library is available all the time.