SLAAEC6A October 2023 – January 2024
GPI2A supports input configuration options through the J45 header, but only one setting is allowed at a time. GPI2A can be configured for general-purpose input, PDM/Digital MIC data, or a second audio serial interface (ASI2). In Audio Serial Interface, GPI2A can be configured as either the WCLK, BCLK, or DIN in peripheral mode, as shown in Figure 3-23.