Following the advice of Claudio Re I1RFQ and Ivan Guerini IW2KBK I spent some time in developing an ExtIO_H101.dll.

This dll follows the Alberto di Bene Winrad specifications for the external I/O DLL.

It allows the use of the H101 SDR receiver with many of the SDR applications that implement the ExtIO standard,

ie: HDSDR, SDRsharper, WinradF...

The last version is: ver 0.13

Here you can download the  The archive contains the ExtIO_H101.dll ver 0.13

The MD5 hash file signature is c9eaf93506e31afbc1f2d7c3284d2897

It operates with OS in Italian or English

While runs on English PC.   The archive contains the ExtIO_H101.dll ver 0.12 

The MD5 hash file signature is dfb4a46321dc8380191b6ee98f1c3db3

Copy Extio_H101.dll file into the SDR application directory and then select the ExtIO_H101 from the SDR application setup.

The source code is at

The dll is under development and it is not fully tested, you will use it at your own risk.  

It has been tested in Windows 10, 8, 7 OS with HDSDR, SDRsharper.

Have you fun!

Here after some pictures from Ivan: