The Null-modem emulator (com0com) is a simple virtual serial port driver for Windows. This useful utility allows us to bind the Calculator Emulator to the Connectivity Kit. Aplet can then be downloaded to the PC and then transfer to the Calculator Emulator.

Download com0com from cached archive.

After install com0com on the PC. Run ‘Setup for com0com’. Change the Address to COM1 and COM2 as shown below.