.TITLE	MBDDEF	;DEFINE MBD CAMAC OPCODES
	.IDENT	'V001H'
;
; DEFINE MBD CHANNEL PROGRAM INSTRUCTIONS:
;
CM.STP	==	0		;STOP CHANNEL
CM.NOP	==	1		;CONTINUE (NO-OP)
CM.EXP	==	2		;EXECUTE PDP CHANNEL PROGRAM
CM.EXM	==	3		;EXECUTE MBD CHANNEL PROGRAM
CM.MRK	==	4		;SET RE-ENTRY ADDRESS (MARK)
CM.EXI	==	5		;CHANNEL EXIT
CM.INT	==	6		;INTERRUPT PDP-11
CM.WCT	==	7		;SEND WORD COUNT TO PDP BUFFER
CM.ERR	==	10		;SIGNAL ERROR
CM.PER	==	11		;SIGNAL ERROR FROM PDP BUFFER
CM.LAM	==	12		;PAUSE (WAIT FOR LAM)
CM.DCB	==	13		;DECREMENT COUNT AND BRANCH IF NON-ZERO
CM.JMP	==	14		;JUMP TO ANOTHER LOCATION
CM.SKP	==	15		;SKIP NEXT LOCATION
CM.MOV	==	16		;MOVE PDP BUFFER POINTER FWD OR BKWD
CM.INC	==	17		;MOVE PDP BUFFER POINTER 1 WORD AHEAD
CM.BRC	==	20		;BRANCH ON CONDITION (Q OR X)
CM.JPC	==	21		;CONDITIONAL JUMP ON MASKED VALUE TEST
CM.LCO	==	22		;LOAD LOOP COUNT
CM.PLC	==	23		;LOAD LOOP COUNT FROM PDP BUFFER
CM.JPE	==	24		;SET ERROR EXIT ADDRESS
CM.CLR	==	25		;CLEAR (FLUSH) MBD CHAN PGMS (EXCEPT 7)
CM.LOD	==	26		;LOAD MBD CHANNEL PGM FROM PDP BUFFER
CM.DEP	==	27		;DEPOSIT NUMBER FROM PDP BUFFER INTO MBD
CM.EXA	==	30		;EXAMINE MBD MEMORY (SEND TO PDP BUFFER)
CM.SND	==	31		;SEND A WORD TO PDP BUFFER
CM.BRZ	==	32		;CAMAC BZ (BRANCH INITIALIZE)
CM.CTL	==	33		;EXECUTE CAMAC CONTROL FCNA'S
CM.PCT	==	34		;EXECUTE CAMAC CTRL FCNA'S IN PDP BUFFER
CM.M2C	==	35		;DO MBD TO CAMAC WRITE
CM.PMC	==	36		;MBD->CAMAC WRITE, FCNA'S IN PDP BUFFER
CM.P2C	==	37		;DO PDP TO CAMAC WRITE
CM.PPC	==	40		;PDP->CAMAC WRITE, FCNA'S IN PDP BUFFER
CM.I2C	==	41		;DO IMMEDIATE TO CAMAC WRITE
CM.C2P	==	42		;DO CAMAC TO PDP READ
CM.PCP	==	43		;CAMAC->PDP READ, FCNA'S IN PDP BUFFER
CM.TST	==	44		;DO TEST MODULE FUNCTION
CM.PTS	==	45		;TEST MODULE FNCTN, FCNA'S IN PDP BUFFER
CM.HOD	==	46		;READ OUT HODOSCOPE TDC DATA
CM.DRC	==	47		;READ OUT LECROY 2770 DRIFT CHAMBER DATA
CM.TOF	==	50		;DO TOF CUT ON HODOSCOPE TDC DATA
CM.PHI	==	51		;DO PHI-MATCHING AND FIND NO. OF TRACKS
CM.WRM	==	52		;WRITE EVENT TO CAMAC LINK MEMORY
CM.NUM	==	53		;DO TEST OF NO. OF WORDS IN EVENT
;

; DEFINE THE FLAG BITS 12-15 ("OR" WITH BASIC INSTRUCTIONS)
;
CMF.12	==	10000		;[12] FLAG BIT 12
CMF.IX	==	10000		;[12] IGNORE X=0 AFTER CAMAC OPERATION
				;(FOR INSTRUCTIONS CM.BRC,
				;CM.CTL, CM.PCT, CM.M2C, CM.PMC, CM.P2C,
				;CM.PPC, CM.I2C, CM.C2P, AND CM.PCP)
CMF.13	==	20000		;[13] FLAG BIT 13
CMF.IQ	==	20000		;[13] IGNORE Q=0 AFTER CAMAC OPERATION
				;(FOR INSTRUCTIONS CM.BRC,
				;CM.CTL, CM.PCT, CM.M2C, CM.P2C, CM.PPC,
				;CM.I2C, AND CM.PCP)
CMF.QS	==	20000		;[13] CAMAC Q-STOP MODE BLOCK TRANSFER
				;(FOR INSTRUCTIONS CM.PMC, CM.P2C, AND
				;CM.C2P)
CMF.14	==	40000		;[14] FLAG BIT 14
CMF.TX	==	40000		;[14] TEST X-BIT IF SET (Q-BIT IF CLEAR)
				;(FOR INSTRUCTION CM.BRC)
CMF.QR	==	40000		;[14] CAMAC Q-REPEAT MODE BLOCK TRANSFER
				;(FOR INSTRUCTIONS CM.M2C, CM.PMC,
				;CM.P2C, CM.PPC, CM.I2C, CM.C2P, AND 
				;CM.PCP)
CMF.15	==	100000		;[15] FLAG BIT 15
CMF.ON	==	100000		;[15] BRANCH IF TEST BIT (X OR Q) IS ON
				;IF SET (OFF IF CLEAR) (FOR INSTRUCTIONS
				;CM.BRC AND CM.JPC)
CMF.24	==	100000		;[15] 24-BIT CAMAC READ/WRITE IF SET
				;(16-BIT IF CLEAR) (FOR INSTRUCTIONS
				;CM.M2C, CM.PMC, CM.P2C, CM.PPC, CM.I2C,
				;CM.C2P, AND CM.PCP)
;
; DEFINE THE CAMAC COMPLETION CODES RETURNED TO THE I/O STATUS BLOCK
;
CE.NRM	==	+2		;NOT ENOUGH ROOM FOR DATA IN BUFFER
				;(NON-FATAL)
CE.ORD	==	+3		;BAD ORDERING OF DRIFT CHAMBER WIRES
CE.MAN	==	-93.		;MANUAL MBD CHANNEL TERMINATION
CE.EOB	==	-94.		;END OF MBD BUFFER REACHED
CE.NOX	==	-95.		;NO "X" RESPONSE FROM MODULE
CE.NOQ	==	-96.		;NO "Q" RESPONSE FROM MODULE
CE.ADR	==	-97.		;BAD MBD ADDRESS - CAN'T DEPOSIT WORD
CE.OUT	==	-98.		;MBD BUFFER POINTER OUT OF RANGE
CE.INV	==	-99.		;INVALID INSTRUCTION IN MBD PROGRAM
				;OR PROGRAM NOT LOADED
;
	.END