Yes, flashing was done ok. As I understaind, program works that way: first erases chip boot sector, secondly writes boot sector+image to the chip There are two files (boot.bin and xxx.hex) in the working directory. So in this case i dont know what can goes wrong, if program doesnt erase the chip. …

Hello, i received very good results with testing the direct serial communication (it works ok, when i try to flash an ancient atmel chip). Hovever, i get errors when my programs tried to erase the chip. The errors shown in dos box status are: Serial1: Errors occurred: Framing 0, Parity 0, Overrun 1 …