ESP32_SimpleIncrement.ino

const ulp_insn_t ulp_program[] = {
  // Initialize transition counter (R3 <- 0)
  I_MOVI(R3, 0),  // Set R3 to 0 (counter)
  I_MOVI(R2, 1),  // Set R2 to address RTC_SLOW_MEM[1]

  // Increment 1
  I_ADDI(R3, R3, 1),  // Increment R3 by 1
  I_ST(R3, R2, 0),    // Store R3 in RTC_SLOW_MEM[1]

  // Increment 2
  I_ADDI(R3, R3, 1),  // Increment R3 by 1
  I_ST(R3, R2, 0),    // Store R3 in RTC_SLOW_MEM[1]

  // Increment 3
  I_ADDI(R3, R3, 1),  // Increment R3 by 1
  I_ST(R3, R2, 0),    // Store R3 in RTC_SLOW_MEM[1]

  // Halt the ULP program
  I_HALT(),  // Halt the ULP program
};