code: function _readFC5(data, next) {
      var dataAddress = data.readUInt16BE(2);
      var state = data.readUInt16BE(4);
  
      if (next)
          next(null, { "address": dataAddress, "state": (state === 0xff00) });
  }
docs: Parse the data for a Modbus -
  Force Single Coil (FC=05)
  
  @param {Buffer} data the data buffer to parse.
  @param {Function} next the function to call next.