Logger-Sycon_STM-100
--------------------

2021-12-20: changed: reset_time() -> reset_timer
2021-03-26-r2: changed: Tooling and Density are represented by a text field so that the parameter syntax can be used.
2020-10-02: fixed: communication fixed for 1.5.5 (because of rstrip)
            added: actions "reset_thickness" and "reset_time" added
            changed: general revision of function structure and readAnswer method
            changed: checksum calculation in own method and messageBox if returned message is not ok.
            changed: tooling and density are read out only once during configure but not at each measurement point
2020-06-16: changed: Xtal life instead of Xtal used is shown
2019-10-18: tooling, density and Xtal are read out as return variables; improved reading of the COM port; channel selection; writing tooling and density if selected
2019-08-05-r1: description added: cross-over cable needed
2019-08-05: to work with python3 and pyserial, raw_read must be True
2019-06-23-r1: license file renewed
2019-06-23: first upload