didn't want to flood the forum, just wanted to say thanks for jumping through some hoops to get SPI and I2C going for this.  Confused myself when testing because it took a second to realize you had to use the static IO lines for driving the signals. It looks like only single and dual spi are available, couldn't select the other data lines for quad.   Any other features you can add to the adp5250 with some creativity is greatly appreciated.  Could it be possible to replicate a sensor or custom sc