I2S protocol

Audio 8978 Loopback Experiment (WM8978 Audio Sub Development Board) , How I2S (Inter-IC Sound) bus work ? – – FII-PRA040 Altera Risc-V Tutorial Experiment 16

September 30, 2020September 30, 2020 SteveGuysAudio Bus Protocol, Audio Loopback Experiment, Control Interface Timing, I2S protocol, Inter-IC Sound Bus, MODE pin, WM8978, wm8978 board verification

Experiment 16 8978 Audio Loopback Experiment 16.1 Experiment Objective Learn about I2S (Inter-IC Sound) bus and how it works Familiar with the working mode of WM8978. And by configuring the interface mode and selecting the relevant registers in combination with the development board, complete the data transmission and reception, and verify it 16.2 Experiment Implement Perform audio loopback test by configuring the onboard audio chip WM8978 to check if the hardware is working properly Adjust the volume output level with the keys. 16.3 Experiment 16.3.1 WM8978 Introduction WM8978 is a…