much better!

Yes right, but this all only if you want access to the VDP outside the VBI.

When the VBI start the VDP give you 4300 microsecond for access at full speed.

perfect carlsson,
we are near!

okay, i have send.

Hi,

perfect!
Yes, give me 20 min, i send you then.
Tomorrow i make better pic`s, not with the iphone.
And i can send you the card when you need it.
I think for the CV is the same way only other (6502) menue software.

one more

i have open my MultiCart for the ColecoVision. Here i can upload from PC with USB up to 128 games, and on the ColecoVision i have a menue to choise. The new version use sdcard now, but for me this one is okay. I have made some pic`s, maybe it help you to got an idea. Foto 1.JPG Foto 2.JPG Foto 3.JPG

its like this?

http://www.batronix.com/versand/epromem ... lator.html

i think is the screen active bit. When i start the map-demo i begin to copy all to the VDP, like Kurt. But i don`t set screen OFF, so maybe i lose some pixel. And then after every reset, the software start again and do the copy again. But now the TMS has more to do because the demo is running, and s...

thank you for the test.
then we must check 2 points:

1 what exact do the CV at the startup?
2 what to the CV when we press reset?

we don`t handle, i do not, the reset button.

I use the same sort of programming on other hardware with TMS, and all is fine on real hardware.