Win11 does not provide COM port (RS232) drivers. Online discussions describe how to add the needed COM port and driver to operate COM applications such as those below.
Versalent Tools
Windows Software Tools:
32 & 64-Bit:
32-Bit:
CDPM Config ...CDPM Configurator v3.05 (32&64-bit) Rescaling app for CDPM 4-digit LED Meters
WLKB232 Config ..WLKB232 Configuration v2.41 (32&64-bit) with F13-F24 keys support
USBM232 Tester ..USBM232 Configuration v3.02 (32&64-bit) with E-Baud support
SimpleTerm ...SimpleTerm v2.02 (32&64-bit) General purpose terminal emulator.
WLKBI2CS Config ...WLKBI2CS Config v4.01a (32&64-bit) Configuration application
Arduino I2C Master ...Arduino v1.00 sample I2C host application
Arduino SPI Master ...Arduino v2.00 sample SPI host application
Archived Versions:
CDPM Config ............CDPM Configurator v1.05 Rescaling app for CDPM 4-digit LED Meters
USBM232 Tester ........USBM232 config v2.01 (for USBM232 devices only)
WLKB232Config2.34 ..WLKB232 v2.34 E-Baud & 4-30V Models support
ProConfig212 ..............PS2PRO v2.12 output string configuration program
SimpleTerm1.03 ............SimpleTerm v1.03 terminal emulator program
VERSALENT