> Well, I believe Linus gave us a little info on this a > little over a year ago. > > Jimmy Conner Thank you. I'm since 12-oct-2000 on this list so... I didn't know. And the TiCalc search engine is soooo picky on what you type in... But now on the calls 'between' the RST's, like LD_HL_MHL (I know what that on does, BTW ;). What is the adress 913Ch used for (is it for the APD)? etc. etc.