Zouplaz writes ... > > Hi, I have been searching for hours for a C serial port access sample code > (or at least machine language or Pascal)... > > Do you know a web site where I could find it ? > .... You can find IIgs Serial Communications Controller (SCC) info, examples, and programs on GS WorldView: At http://apple2.org.za/gswv/a2zine/Docs/ see SCC_ApplicationInfo.txt At http://apple2.org.za/gswv/a2zine/Utils/ see ... ModemManagerToolSet_info.txt ModemManagerToolSet.zip QuickPortCDA_info.txt QuickPortCDA.zip Z8530_SCCsamples_info.txt Z8530_SCCsamples.zip BufferInit_v114_info.txt BufferInit_v114.zip Another place you might post your question is the comp.sys.apple2.programmer newsgroup. Rubywand