Render binary time representation into the chrome console

RenderBinary.js

// Use in chrome console
function RenderBinary() {
  const zeroChar = '🟢';
  const oneChar = '🟠';
  
  let frameNum = 0;
  let pos = 0;
  let timeStr = '';
  let date = new Date();
  let hours = date.getHours();
  let minutes = date.getMinutes();
  let seconds = date.getSeconds();

  timeStr += (hours >>> 0).toString(2).padStart(4, '0');
  timeStr += (minutes >>> 0).toString(2).padStart(6, '0');
  timeStr += (seconds >>> 0).toString(2).padStart(6, '0');
  
  let interval = setInterval(() => {
    frameNum = (frameNum + 1) % 2;
    console.clear();
    let output = '';
    for (let i = 0; i < 16; i++) {
      for (let j = 0; j < 16; j++) {
        if (timeStr[(i * 16 + j + pos) % timeStr.length] === '0') {
          output += zeroChar;
        } else {
          output += oneChar;
        }
      }
      output += '\n';
    }
    console.log(output);
    
    pos++;
    if (pos >= timeStr.length) {
      pos = 0;
    }
  }, 250);
}

RenderBinary();