8 6 1*2 4 3 2 1 VDD CS VDDIO SDI/SDA SCK/SCL GND SDO/ADR 2 3 4 5 4 3 2 1 4 3 2 1 1 2 Released under the Creative Commons Attribution Share-Alike 4.0 License https://creativecommons.org/licenses/by-sa/4.