Changes
::PS. You are right, in normal speaking "register" means storing information. But in computer language it very often used as synonym for "I/O ports", which usually do have a storage function, but not always. I've never noticed that saying "register" could be wrong in that cases.
::Anyways, how did we get there? The thing we were talking about was the output (directly from the PIC, not from the 74LS240, and not anything more distant inside of the CPC).
::The cpcwiki page says 1/300s, but in the forum you said 2/300s. Which one is correct? --[[User:Nocash|Nocash]] 16:04, 12 April 2010 (UTC)
::PPS. Added info on the corresponding keyboard keys, okay? I think they are good choice since they don't conflict with hotkeys, which would be more likely mapped to letters, not to 5 and 6.