code: function( buffer, offset ) {
  
      if( !Buffer.isBuffer( buffer ) )
        throw new TypeError( 'Value must be a buffer' )
  
      offset = offset || 0
  
      return this.fromNumber( buffer.readUIntLE( offset, 3 ) )
  
    }
docs: Parse a given Buffer
  @param {Buffer} buffer
  @param {Number} [offset=0]
  @return {CHS}