Sirs
Previously I was using 89C61. Everything workes fine.
Now I've switched to C669.
In AN461_10 IAP calls description is deferent than in User Manual [UM]
AN461_10 here:
http://www.semiconductors.philips.com/acrobat/applicationnotes/AN461_10.pdf
UM here: http://www.semiconductors.philips.com/acrobat/usermanuals/UM_P89C669_3.pdf
I
We have already written a C library for the 669 IAP calls. You can download your free copy from here:
http://www.esacademy.com/faq/progs/flash.htm