Interne Dokumentation von [[de:companias:Amstrad|Amstrad]], mit den Spezifikationen der Softwareschnittstelle des Amstrad PCW.

AMSTRAD "JOYCE" SOFTWARE INTERFACE SPEC. Issue 9 9 July 1985 OCR'd by Cliff Lawson, Amstrad - 8th June 97 (active low signals are shown as _<name>) apologies for OCR errors esp. O=0 and n=h !! 0 RELATED DOCUMENTS ... (Contenido resumido. Documento técnico completo en las fuentes) ... 2.2.3 VDU screen memory === End "Amstrad JOYCE Software Interface Spec." Issue 9, 9 July 1985 ===