XP DEVBUF,6 ;C(LH)=REL. ADR. OF 3 WORD OUTPUT BUFFER HEADER\r
; C(RH)=REL. ADR. OF 3 WORD INPUT BUFFER HEADER\r
XP DEVIAD,7 ;C(LH)=PROG IN INDEX FIELD\r
+ ;BITS 1 AND 2 USED TO KEEP COUNT OF NO. OF USER CHANNELS\r
+ \r
+ ; INITED ON THIS DEVICE(DECTAPE ONLY)\r
+ ; IADPTR-COMMON BYTE POINTER TO 2 BIT COUNT\r
XP DEVADR,DEVIAD\r
; C(RH)=REL. INPUT BUFFER ADD. SERVICE ROUT. IS FILLING\r
XP DEVOAD,10 ;C(LH)=PROG IN INDEX FIELD\r
XP DEVEXT,12 ;LH=EXTENSION, RH=UNUSED\r
XP DEVPPN,13 ;PROJECT PROGRAMMER NO. (DISK ONLY)\r
; OTHER DEVICES NEED NOT HAVE THIS LOCATION IN THEM.\r
-\f; I/0 STATUS WORD ASSIGNMENTS\r
+\f; I/O STATUS WORD ASSIGNMENTS\r
;DATA MODES: BITS 32-35(BYTE POINTER=PIOMOD)\r
XP A,0 ;ASCII\r
XP AL,1 ;ASCII LINE\r
ASUPPRESS ;ELIMINATE ALL SYMBOLS NOT REFERENCED LATER\r
; FROM THE SYMBOL TABLE LISTING\r
LIST\r
-\f\r