C128 Archives

Everything about the Commodore 128, or the C128, or the CBM128. It featured BASIC 7.0. I never had one, but my friend Frank did – complete with Modem and 80 column monitor. Buy did we have fun dialling up those BBSes after school.

How to switch the Commodore 1571 into 1541 mode and back

The Commodore 1571 floppy drive powers up in compatibility mode and behaves just like a 1541 drive – unless a C128 is connected and sends it a fast serial transfer. They did this because otherwise the drive wouldn’t be compatible with the C64 and Plus/4. The C128 speaks to its attached disk drive when we … Read more

How to split a long string into separate words in Commodore BASIC

Here’s a quick word splitter routine for CBM BASIC. It takes phrase and “explodes” all words into an array, removing spaces. Feel free to adopt it for your own needs. 10 rem word splitter 20 rem splits a long phrase into words at a space 30 input “tell me something”;a$ 40 rem clear current array … Read more

How to use SD2IEC: a quick command reference

I’ve ordered an SD2IEC a few weeks ago from Nic over at http://sd2iec.co.uk. It’s an SD card reader for Commodre computers and emulates many features of the 1541 Floppy Disk Drive. I went for the Limited Edition made from authentic recycled C64 plastic – so this little critter used to be a real C64! This … Read more

How to merge BASIC programmes on your Commodore C64, C128 and Plus/4

You can merge / combine / concatenate BASIC programmes on a Commodore computer. It’s often useful to develop shorter chunks of code and put them together for a larger app. Sadly there’s no built-in command that lets you do this, even though the C128 user guide hints that the CONCAT command can do this (if … Read more