Welcome to Mr. Latch-up's C64 DTV & Hummer Advice Column

Featured Dilemmas:

What are the Hummer and DTV Rev 2 & 3 Color Problems?

How Many Rev's of the DTV ASICs are there?

What is Burst and Skip mode in Rev2 & 3 of the C64 DTV ASIC?

How do I use the CPU Segment Mapper?

Will Rev2 & 3 of the ASIC output raw digital video?

Why are extended registers write only?!?

Can I overclock the DTV?

What is up with overscan mode?

What DTV Rev's have the swapped shift key mapping?

How can I tell which Rev I have?

Why do I get mirrors of Kernal, Basic and IO when using the mapper?

Can I change the LED on the C64 DTV?

Why does Hummer Racing start up B/W when holding <cntrl>?

How did the mode FRED get it's name?

Why do I hear noise in the triangle wave?

Can I hook a joystick up to the Hummer Racing Game?

Any new products in the works?

Can I copy information from your site?