7 ;DEFINE THE IO PART OF THE SYSTEM
9 ; DEFINE INTERRUPT SERVICE ROTUINE TO BE USED
10 ; ASSIGN DEVICES TO PI CHANNELS
16 ASSOC SCN,3,<TTY0,TTY1>
31 DTSIZ=1 ;MULTIPLE DECTAPE DIRECTORIES
35 ;DEFINE HIGHEST AC TO SAVE AND LENGTH OF PD LIST FOR EACH PI CHANNEL