I'm writing application for Windows CE touch panel (Weintek 607i). Panel has Windows CE 5.00 + NET CF 2.0. I'm writing it using VS 2008 Pro in C#.
I pool in second thread Modbus frames from controller connected to panel through RS422. Panel has LED indicating communication.
When my program is running on Windows CE (on PC is OK) I have very confusing behavior: during touching the panel (pressing any control, changing any tabcontrol, scrolling controls etc.) communication led stops flashing (looks like communication stops), and I got timeouts and crc errors - (I