Hello friends, First sorry for my poor English.
I have a some heat pump system board, called avi board from Airwell systems.
**broken link removed**
and https://www.weigel-consulting.de/?p1=Elektronik / SPS&p2=Airwell 467300275R AVI Board
Board is fulty but I am nothing found a malfunction ,I think is error flag or something or corruption.If i find a way to dumping firmware or flash area then I am request a new one to dump and write this one .Board use MN101EF31GXW chip ,I download a lot of document but I can not understand programming to how. I need "Clock Synchronous Seial" programming but i can not find any source. AM1 series brochure says
• Supports rewriting using JEDEC compliant command format
• Provides samples of rewriting programs
• Rewriting from the serial port specified by users is possible
without any special tools.