- Application: This example code uses the M487 microcontroller and external audio codec NAU88L25 to record sound in AMR format into a MicroSD card.
- BSP Version: M480_BSP_CMSIS_V3.05.003
- Hardware: NuMaker-PFM-M487 V3.0
The recorder AMR file supports mono mode. The data length is 16 bits and sampling rate is 8 kHz.
You can download the sample code at https://www.nuvoton.com/resource-downlo ... 0429114324