MCUXpresso SDK Documentation

mmdc_lpddr2_switch_freq_example

Contents

mmdc_lpddr2_switch_freq_example#

Overview#

The mmdc example shows how to use DDR controller driver to initialize the external DDR chip. After the DDR initialization, DDR address access is very simple.Then the example switch the DDR work frequency to 24MHZ, and switch back to 400MHZ finally.