- You must DISCONNECT (or exit) p5.serialcontrol Sketch before uploading to MCU. - Otherwise, the UART port used for code upload will be blocked by UART comms to P5. const int adcPin = 1; //sensor ...
A more complex example showing how to read and write the tag's EEPROM memory using the SparkFun ST25DV64KC Arduino Library. The ST25DV64KC has 64-kBits of EEPROM user memory. That's 8-kBytes or 8192 ...