SLAAEC6A October 2023 – January 2024
GPI1A supports input configuration options through the J42 header, but only one setting is allowed at a time. GPI1A can be configured for general-purpose input, PDM/Digital MIC data, or a second audio serial interface (ASI2). In Audio Serial Interface, GPI1A can be configured as either the WCLK, BCLK, or DIN in peripheral mode, as shown in Figure 3-22.