From: utzoo!decvax!harpo!zeppo!wheps!eagle!karn Newsgroups: net.micro Title: TU-ART initialization Article-I.D.: eagle.427 Posted: Thu Jul 29 01:02:44 1982 Received: Thu Jul 29 05:18:14 1982 Does anybody know the CORRECT way to initialize a Cromemco TU-ART I/O board to inhibit interrupts? Even if I follow their instructions, I find I have to execute a DI instruction in the processor to keep the system from going off into never-never land. Phil Karn