#define DEBUG_BUTTON_NB_SAMPLES 20
#define DEBUG_BUTTON_NB_KEY 7

// Each line correspond to the key ID, the first column is the most recent value
uint16_t au16DebugButtonMeasure[7][DEBUG_BUTTON_NB_SAMPLES];
uint16_t au16DebugButtonReference[7][DEBUG_BUTTON_NB_SAMPLES];

void buts_debugShiftAdd(uint8_t u8KeyNb)
{
  uint16_t *u16Local1DMes = (uint16_t *)au16DebugButtonMeasure[u8KeyNb];
  uint16_t *u16Local1DRef = (uint16_t *)au16DebugButtonReference[u8KeyNb];
  if (u8KeyNb < DEBUG_BUTTON_NB_KEY)
  {
        memmove(&u16Local1DMes[0], &u16Local1DMes[1], (DEBUG_BUTTON_NB_SAMPLES-1) * sizeof (*u16Local1DMes));
        memmove(&u16Local1DRef[0], &u16Local1DRef[1], (DEBUG_BUTTON_NB_SAMPLES-1) * sizeof (*u16Local1DRef));

        au16DebugButtonMeasure[u8KeyNb][DEBUG_BUTTON_NB_SAMPLES-1] = MyTKeys[u8KeyNb].p_ChD->Meas;
        au16DebugButtonReference[u8KeyNb][DEBUG_BUTTON_NB_SAMPLES-1] = MyTKeys[u8KeyNb].p_ChD->Ref;
  }
  else {} //this key does not exist
}