bool trig;
bool mtrig;

int8_t fb;
int16_t nb;

uint8_t prerow;
uint8_t count;

int32_t in[8];
int32_t prev[8];
int32_t v;

int i;
int ii;
bool doit;

#define BARS_ONE_L 0x03
#define BARS_ONE_R 0x04
#define BARS_TWO 0x05
#define BARS_NONE 0x06

if (!inlet_mute) {
  in[0] = inlet_v0;
  in[1] = inlet_v1;
  in[2] = inlet_v2;
  in[3] = inlet_v3;
  in[4] = inlet_v4;
  in[5] = inlet_v5;
  in[6] = inlet_v6;
  in[7] = inlet_v7;

  if (in[count] != prev[count]) {
    prev[count] = in[count];
    doit = 1;
  }
  if (inlet_redraw && !trig) {
    trig = 1;
    doit = 1;
  }
  if (!inlet_mute && !mtrig) {
    mtrig = 1;
    doit = 1;
  }
  if (inlet_row != prerow) {
    doit = 1;
    prerow = inlet_row;
  }

  if (doit && !attr_LED.BUSY) {
    doit = 0;
    for (i = 0; i < 8; i++) {
      v = in[i];
      if (v <= 0)
        v = 0;
      for (ii = 0; ii < 8; ii++)
        attr_LED.array[ii + attr_LED.CELLOFFSET[i] + (inlet_row * 68)] =
            BARS_NONE;
      nb = (((v >> 20) + 1) << 4) >> 7;
      fb = nb >> 1;
      for (ii = 0; ii < fb; ii++)
        attr_LED.array[ii + attr_LED.CELLOFFSET[i] + (inlet_row * 68)] =
            BARS_TWO;
      if (nb % 2)
        attr_LED.array[fb + attr_LED.CELLOFFSET[i] + (inlet_row * 68)] =
            BARS_ONE_L;
    }
    attr_LED.DIRTY = 1;
  }
  count++;
  count = count % 8;
}
if (!inlet_redraw)
  trig = 0;
if (inlet_mute)
  mtrig = 0;