Bertho is working on a breakout board for the WM8782 I2S ADC and the WM8523 I2S DAC. The boards are intended to be interfaced with an ARM micro-controller. I am working on a project that requires some real audio and … Read more
Here is a design article from EETimes about the common inter-IC audio protocols. The article covers the traditional audio signal chain, fully digital audio signal chains, I2S protocol, and PDM. As audio integrated-circuit (IC) designs move to finer geometries, it … Read more
The logic analyzer output above (top continues on the bottom) shows the Bus Pirate I2C address scan function. The Bus Pirate sends a DS1307 I2C read address. After the DS1307 ACKnowledges the address (bit 9), it immediately starts sending data … Read more
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