Module USB232R01 was replaced by newer version. Look at USB232R02.
This module was replaced by USB23202A, which is based on the newer FTDI converter.
USB to RS232 TTL converter
The module is universal converter from USB to UART with TTL/CMOS signal levels (both 3.3V and 5V). The converter uses FT232R chip from FTDI and is supported in all main operating systems.