Introduction - If you have any usage issues, please Google them yourself
VC++ MFC progress bar example, the COM MFC upgrade program displays a progress bar, use the full version of hex as upgrade the source file, the use of attention:
1 do not support open any directory of the file, the upgrade file must exist in the form of D:\\st4000.hex.
2 this version of the software using the hex file is a openice directly generate code (VER100)
Using 3 steps: 1) open software 2) to choose the correct available COM 3) load the correct hex file START, 4) to begin the upgrade