text: //depreciated
  
  // Any copyright is dedicated to the Public Domain.
  // http://creativecommons.org/publicdomain/zero/1.0/
  
  /*********************************************
  This is ± the same example as the README shows.
  *********************************************/
  
  var OKAY_TO_WRITE_CARD = false;
  
  
  var tessel = require('tessel');
  var sdcardlib = require('../'); // Replace '../' with 'sdcard' in your own code.
  
  var sdcard = sdcardlib.use(tessel.port['A'], function (e) {
      if (e) throw e;
      
      sdcard.readBlock(0, function (e,d) {
          if (e) throw e;
          else console.log("First sector contents:", d);
      });
      
      var zeroes = new Buffer(sdcard.BLOCK_SIZE);
      zeroes.fill(0);
      if (OKAY_TO_WRITE_CARD) sdcard.writeBlock(1, zeroes, function (e,d) {
          if (e) console.error("Write failed!", e);
          else console.log("Zeroed out the second sector…");
      });
      else console.warn("Skipped write; set OKAY_TO_WRITE_CARD to `true` if you'd like.");
  });